Missed Invoices and Payment Scam: Fake SharePoint Comment Alert Exposed
Written by: Lapain Epuran
Published on:
An invoice discussion can demand attention even when the recipient does not recognize the file. Nobody wants to overlook money that a colleague believes is missing.
The notification arrives looking like routine teamwork, complete with a document title and comment button. That familiar office rhythm deserves a careful pause.
Overview
The message pretends to be a collaboration task
The Missed Invoices and Payment email claims someone mentioned the recipient in a comment on a shared invoice document.
Its subject may say “You have a new task ‘Invoice Valuation,’” making the notification sound relevant to finance or administration work.
A “Go to comment” button promises the fastest way to understand why the recipient was tagged.
The named commenter may be a role rather than a recognizable colleague.
The document covers several months, creating broad financial relevance.
The email copies the appearance of a workplace collaboration alert.
The button does not lead to the organization’s genuine document portal.
The document title creates curiosity and responsibility
A file named “Missed Invoices and Payment (June, July & August) – Invoices.pdf” implies an unresolved business problem.
Recipients may worry that their approval, response, or payment is delaying someone else’s work.
The campaign relies on that professional reflex. It offers just enough detail to make ignoring the notification feel careless.
The supposed comment ends at a fake sign-in page
The button leads to a counterfeit work-account login rather than an authenticated document and comment.
The page may adapt its appearance after reading the recipient’s email domain, then place that address into the username field.
Any password submitted there is exposed to the operator. No real invoice review is unlocked.
Why a Comment Notification Is Stronger Than a Random Invoice
Traditional invoice phishing asks recipients to open a bill they never expected. A comment notification creates a more natural workplace reason for the interruption.
People are accustomed to being tagged in documents, chats, spreadsheets, tickets, and project boards.
A mention also feels personal. It suggests another person is waiting, even when the sender never identifies a real colleague.
The wording shifts attention from “Do I know this invoice?” to “Why was I assigned this task?”
That subtle change matters. Curiosity can overcome the hesitation that an unsolicited attachment would normally cause.
The filename covers three months and uses familiar accounting language. Broad dates allow the story to fit many workplaces.
“Invoice Valuation” sounds technical but remains vague. Finance staff, managers, suppliers, and office administrators can all imagine a reason for involvement.
The copied service footer adds reassurance after the button. Readers often recognize the layout without checking whether the underlying message is authentic.
Scammers are borrowing a workflow, not merely a logo. The sequence feels ordinary because genuine collaboration tools send similar notices every day.
Clues Hidden Inside the Notification
The assignment lacks a real business relationship
The email does not identify a vendor, invoice number, purchase order, amount, due date, or department responsible for the payment.
A legitimate review request usually connects to an existing project, conversation, or accounting record.
Here, a generic role such as “accounting valuation” substitutes for a colleague whose identity could be checked.
The document details are broad but not verifiable
A polished filename is not evidence that a file exists. Text and a PDF icon can be placed directly inside any email template.
The notification may display no site name, library path, owner, sharing permission, or recognizable organization.
Without those details, the recipient cannot locate the file independently.
The call to action controls the investigation
The message encourages the recipient to use its button instead of opening the known collaboration portal.
That choice gives the sender control over redirects, tracking, page design, and the final credential form.
A copied privacy footer does not repair an unrelated destination. The actual link deserves more attention than the words surrounding it.
How the Missed Invoices and Payment Scam Works
Step 1: The campaign targets business inboxes
Attackers collect work addresses from company websites, public documents, professional profiles, data breaches, compromised mailboxes, and automated domain lists.
Finance-related lures are sent beyond accounting teams because payment conversations often involve managers, purchasing staff, salespeople, and external suppliers.
The campaign can use the recipient’s domain to personalize later pages without understanding the organization itself.
Volume supplies the opportunity. Only a small number of recipients need to recognize the workflow and click.
Step 2: A fake comment creates an implied obligation
The email says a user or department mentioned the recipient in a shared document.
Instead of explaining the issue, it hides the supposed comment behind a button.
The filename references missed invoices and payments across several months, suggesting a backlog that may already be serious.
No direct demand for money appears yet. The first objective is simply to make the recipient investigate.
The layout resembles a Microsoft 365 or SharePoint notification, with a document card, comment text, service colors, and a formal footer.
Brand names can be copied into email HTML. Their presence does not show that the provider transmitted the message.
The sender’s display name may look correct while the underlying address belongs to an unrelated domain.
A genuine service relationship must be confirmed through headers, domain ownership, and the user’s actual workspace.
Step 4: The button passes the victim to attacker-controlled infrastructure
“Go to comment” opens a web address selected by the campaign, not necessarily the service named in the email.
Redirectors can record the victim, filter security crawlers, and change the destination without editing the original message.
The final page may sit on a compromised site, disposable domain, cloud bucket, or free hosting service.
Even when HTTPS appears, it protects the connection to that unrelated host.
Step 5: The login page adapts to the email address
The phishing site can read an address stored in the link and use its domain to select familiar branding.
It may show a Microsoft-style form to one visitor and another provider’s layout to someone else.
A prefilled username makes the page appear connected to the workplace. In reality, it is displaying data the attacker already supplied.
The claimed document remains blurred or inaccessible until the victim enters a password.
Step 6: Submitted credentials are harvested
The sign-in button sends the password to the phishing operator instead of a legitimate identity platform.
Some pages claim the password is incorrect and request another attempt, increasing the chance of collecting an accurate entry.
The visitor may then be redirected to a genuine service or harmless document page.
That exit makes the interruption look like a technical error and delays reporting.
Step 7: The stolen account becomes a business fraud tool
Criminals test the credential, read mail, inspect cloud files, and search for invoices, payment schedules, customers, or internal approval routines.
They can continue a real thread and introduce altered banking instructions at a believable moment.
Forwarding rules, malicious applications, delegates, and active sessions may preserve access after the original login.
The compromised account can also send fresh document lures to contacts who recognize and trust the victim.
The File Card Is Not a Shared Document
A document name, PDF icon, file size, and comment excerpt can all be ordinary HTML inside the email.
Those elements do not prove the sender uploaded anything to SharePoint or another collaboration platform.
Real shared content should exist inside the recipient’s established workspace after independent sign-in.
Search the genuine document library for the filename, then review notifications and mentions from within the service.
If the file cannot be found, ask the supposed sender through a known telephone number, chat account, or existing email thread.
Do not use contact information embedded in the suspicious notice. That would let the same campaign verify its own story.
Organizations with audit access can check sharing events, document IDs, comment activity, and user permissions.
A real mention leaves records beyond the email. The phishing version depends on the recipient never looking anywhere else.
How to Check a Document Mention Without Clicking
Start inside the real workspace
Open the collaboration application from a saved bookmark, company launcher, or trusted desktop application.
Review mentions, notifications, recent files, shared items, and the finance team’s document library.
A genuine task should be visible there without following the message’s route.
Confirm the person and the purpose
Ask the named colleague or department whether they tagged you and why the document needs attention.
Use contact details already stored by the organization, not an address or number supplied by the email.
Finance teams should compare the request with vendor records, purchase orders, approval chains, and current reconciliation work.
Examine the sender and destination separately
Expand the full sender and reply-to addresses. Then preview the button’s destination without opening it.
Both should align with domains approved for the genuine collaboration service.
A correct sender display name cannot compensate for an unrelated link, and familiar link text cannot authenticate the sender.
Let administrators inspect the message
Forward the original notification as an attachment to the security team so its complete headers remain available.
Administrators can review authentication results, redirect chains, domain reputation, tenant logs, and whether other employees received matching messages.
Early reporting may allow the campaign to be removed from many inboxes before more credentials are exposed.
Sender, Workspace, Comment, and Account Checks
The sender name may be nothing more than a label
Anyone can type “Microsoft 365 Notifications” into the display-name field of an email.
Look at the complete address, reply-to destination, and authentication details. Newly created or unrelated domains have no authority over your company workspace.
Compromised business accounts can also distribute lures. A known domain still requires confirmation when the task is unexpected.
The workspace must exist outside the message
A legitimate document belongs to a named site, team, library, owner, and permission set.
Open the real portal and search for those records. If the file only exists inside the email artwork, there is nothing to review.
Cloud hosting and copied branding can display a convincing portal without any connection to your organization.
The comment should identify a real conversation
Authentic mentions usually include a recognizable author, useful excerpt, document context, and activity that colleagues can confirm.
“Accounting valuation mentioned you” sounds businesslike but does not identify an accountable person.
A vague comment encourages clicking while withholding the details needed for independent verification.
The account record reveals the damage
After any password disclosure, inspect sign-ins, tokens, applications, inbox rules, forwarding, delegates, recovery methods, and cloud sharing activity.
Search sent and deleted mail for messages the intruder may have created or hidden.
Businesses should preserve audit logs before cleanup when payments, personal data, or customer communications may be affected.
Why Finance Teams Face Extra Risk
Finance conversations contain predictable deadlines, attachments, approval steps, vendor identities, and bank details.
An intruder does not need to invent every fact after accessing a mailbox. Existing threads provide the language and timing.
A criminal can watch quietly until a real invoice is due, then reply with a plausible reason that payment instructions changed.
Messages sent from the genuine account may pass domain authentication because the account itself is being abused.
That makes internal controls essential. Email familiarity alone cannot authorize a transfer or bank-account change.
Require independent confirmation through a known channel for new beneficiaries, revised banking details, unusual urgency, or changes to established approval procedures.
Use separation of duties so one compromised mailbox cannot create, approve, and release the same payment.
Administrators should also restrict external sharing, review risky sign-ins, and alert on newly created forwarding rules.
The original lure may never mention a transfer. Its value lies in obtaining the trusted position from which later fraud becomes believable.
What to Do if You Have Fallen Victim to This Scam
Close the fake portal. Do not retry the password, approve an authentication prompt, or download the supposed invoice.
Change the work-account password. Use the genuine identity portal on a trusted device and choose a unique credential.
Revoke ongoing access. End unknown sessions, remove unfamiliar applications, invalidate tokens, and delete unauthorized application passwords.
Inspect the mailbox. Check forwarding, rules, delegates, automatic replies, recovery settings, sent mail, deleted items, and archived messages.
Review cloud activity. Look for opened files, downloaded data, external shares, permission changes, and documents created by unfamiliar users.
Contact your security team immediately. Administrators can preserve logs, revoke sessions centrally, search other inboxes, and block the campaign.
Check payment conversations. Review recent invoices, bank-detail changes, approvals, and transfers that the attacker may have observed or altered.
Warn colleagues and partners. Tell contacts to distrust new document links, invoices, or payment instructions sent from the affected account.
Enable resistant authentication. Prefer passkeys or hardware security keys, and reject any approval request you did not initiate.
Replace reused passwords. Secure every service that shared the exposed credential, beginning with financial and cloud accounts.
Scan unexpected downloads. Use Malwarebytes if the page delivered a file, extension, installer, or other content beyond the login form.
Add malicious-site filtering. AdGuard can block many reported phishing domains, while independent workspace verification remains essential for new pages.
Preserve evidence. Save the original email, full headers, URLs, screenshots, sign-in alerts, and related payment records.
Is Your Device Infected? Run a Free Malware Scan
Slow performance, constant pop-ups, or strange behavior? These are classic signs of a malware infection. The fastest way to find out is to scan your device with Malwarebytes Anti-Malware Free — one of the most trusted malware removal tools available.
The free version detects and removes the most common threats, including:
Adware — the cause of those annoying pop-ups
Browser hijackers — unwanted redirects and changed homepages
Trojans and spyware — hidden programs stealing your data
Potentially unwanted programs (PUPs) — software you never asked for
👉 Select your device below — Windows, Mac, or Android — then follow the simple steps to download Malwarebytes, scan your system, and remove any threats it finds. The whole process takes about 5 minutes.
Malwarebytes for WindowsMalwarebytes for MacMalwarebytes for Android
Run a Malware Scan with Malwarebytes for Windows
Malwarebytes is one of the most popular and trusted anti-malware tools for Windows — and it’s completely free for removing infections. It catches threats that many antivirus programs miss, including adware, browser hijackers, and trojans. Follow the steps below to scan and clean your PC in just a few minutes.
Download Malwarebytes
Click the button below to download the latest version of Malwarebytes for Windows from the official source. The free version is all you need — it will scan your computer and remove adware, browser hijackers, and other malicious software at no cost.
(The link opens in a new page where your download will start)
Install Malwarebytes
When the download finishes, open your Downloads folder and double-click the MBSetup file. If Windows shows a User Account Control pop-up, click “Yes” to allow the installation.
Follow the On-Screen Prompts to Install Malwarebytes
The setup wizard will walk you through a few quick screens:
Choose where you’re installing the program — “Personal Computer” or “Work Computer” — then click Next.
Malwarebytes will now install on your device. This usually takes under a minute.
When installation is complete, the “Welcome to Malwarebytes” screen will open automatically.
On the final screen, click Open Malwarebytes to launch the program.
Enable “Scan for Rootkits”
Before scanning, turn on rootkit detection so Malwarebytes can find even the most hidden threats. Click the Settings gear icon on the left side of the screen.
In the settings menu, find “Scan for rootkits” and click the toggle so it turns blue.
Done? Click “Dashboard” in the left pane to return to the main screen.
Start the Scan
Click the blue Scan button. Malwarebytes will automatically update its virus database and start checking your computer for malware.
Wait for the Scan to Finish
The scan checks your entire system for browser hijackers and other malicious programs, so it can take several minutes. Feel free to do something else — just check back occasionally to see the progress.
Quarantine the Detected Threats
When the scan is done, you’ll see a list of everything Malwarebytes found — malware, adware, and potentially unwanted programs. Click the “Quarantine” button to remove all of them at once.
Malwarebytes will now remove the malicious files and registry entries and move them safely into quarantine.
Restart Your Computer
Some threats can only be fully removed after a reboot. If Malwarebytes asks you to restart, click Yes. Once you’re logged back in, your PC is clean and you can continue with the next steps in this guide.
When the scan finishes, click Quarantine to remove everything Malwarebytes found. That’s it — your Windows PC is now clean of trojans, adware, and other malware, and should be back to running smoothly.
If your current antivirus allowed this malicious program on your computer, you may want to consider purchasing Malwarebytes Premium to protect against these types of threats in the future. If you are still having problems with your computer after completing these instructions, then please follow one of the steps:
Malwarebytes for Mac is a free on-demand scanner that removes the malware other security software tends to miss — adware, browser hijackers, and unwanted programs included. Cleaning an infected Mac with Malwarebytes has always been completely free, and it’s our go-to recommendation. Follow the steps below to scan and clean your Mac in just a few minutes.
Download Malwarebytes for Mac
Click the button below to download the latest version of Malwarebytes for Mac.
When the download finishes, open your Downloads folder and double-click the setup file to begin the installation.
Follow the On-Screen Prompts to Install Malwarebytes
The Malwarebytes for Mac Installer will guide you through a few quick screens. Click “Continue” and keep following the prompts until the installation completes.
When the installation is complete, Malwarebytes opens to the Welcome to Malwarebytes screen. Click “Get started“.
Select “Personal Computer” or “Work Computer”
Malwarebytes will ask what type of computer you’re installing it on. Click either Personal Computer or Work Computer, whichever applies.
Start the Scan
Click the “Scan” button. Malwarebytes will automatically update its detection database and begin checking your Mac for malware.
Wait for the Scan to Finish
Malwarebytes will scan your Mac for adware, browser hijackers, and other malicious programs. This can take a few minutes, so feel free to do something else — just check back occasionally to see the progress.
Quarantine the Detected Threats
When the scan is done, you’ll see a list of everything Malwarebytes found. Click the “Quarantine” button to remove all the threats at once.
Restart Your Mac
Malwarebytes will now remove all the malicious files it found. Some threats can only be fully removed after a reboot — if Malwarebytes asks you to restart, allow it. Once you’re logged back in, your Mac is clean.
Once the scan is done, remove every threat it detected. Your Mac is now free of adware, rogue browser extensions, and other potentially harmful software.
If your current antivirus allowed a malicious program on your computer, you might want to consider purchasing the full-featured version of Malwarebytes Anti-Malware to protect against these types of threats in the future. If you are still experiencing problems while trying to remove a malicious program from your computer, please ask for help in our Mac Malware Removal Help & Support forum.
Run a Malware Scan with Malwarebytes for Android
Malwarebytes for Android automatically detects and removes dangerous threats like malware and ransomware so you don’t have to worry about your most-used device being compromised. Aggressive detection of adware and potentially unwanted programs keeps your Android phone or tablet running smooth.
Download Malwarebytes for Android.
You can download Malwarebytes for Android by clicking the link below.
In the Google Play Store, tap “Install” to install Malwarebytes for Android on your device.
When the installation process has finished, tap “Open” to begin using Malwarebytes for Android. You can also open Malwarebytes by tapping on its icon in your phone menu or home screen.
Follow the on-screen prompts to complete the setup process
When Malwarebytes will open, you will see the Malwarebytes Setup Wizard which will guide you through a series of permissions and other setup options. This is the first of two screens that explain the difference between the Premium and Free versions. Swipe this screen to continue. Tap on “Got it” to proceed to the next step. Malwarebytes for Android will now ask for a set of permissions that are required to scan your device and protect it from malware. Tap on “Give permission” to continue. Tap on “Allow” to permit Malwarebytes to access the files on your phone.
Update database and run a scan with Malwarebytes for Android
You will now be prompted to update the Malwarebytes database and run a full system scan.
Click on “Update database” to update the Malwarebytes for Android definitions to the latest version, then click on “Run full scan” to perform a system scan.
Wait for the Malwarebytes scan to complete.
Malwarebytes will now start scanning your phone for adware and other malicious apps. This process can take a few minutes, so we suggest you do something else and periodically check on the status of the scan to see when it is finished.
Click on “Remove Selected”.
When the scan has been completed, you will be presented with a screen showing the malware infections that Malwarebytes for Android has detected. To remove the malicious apps that Malwarebytes has found, tap on the “Remove Selected” button.
Restart your phone.
Malwarebytes for Android will now remove all the malicious apps that it has found. To complete the malware removal process, Malwarebytes may ask you to restart your device.
After the scan, tap Remove Selected to delete all detected threats. Your Android phone is now clean — no more malicious apps, adware, or browser redirects.
If your current antivirus allowed a malicious app on your phone, you may want to consider purchasing the full-featured version of Malwarebytes to protect against these types of threats in the future. If you are still having problems with your phone after completing these instructions, then please follow one of the steps:
Restore your phone to factory settings by going to Settings > General management > Reset > Factory data reset.
Now that your device is clean, keep it that way. Most infections start with a malicious ad or a fake download button — so blocking them at the source is your best defense.
We recommend AdGuard, which blocks malicious ads, phishing pages, and dangerous redirects before they can reach you.
The email does not prove it exists. Search the genuine workspace and ask the supposed commenter through an established channel.
Why was I mentioned if I do not work in accounting?
The campaign may target addresses broadly. A financial filename creates curiosity even when the recipient has no matching responsibility.
Can a real collaboration service ask me to sign in again?
Yes, but the address bar must show the service’s genuine domain.
Reach it independently instead of trusting an unexpected notification button.
What if I clicked but entered no password?
Leave the site, then review recent downloads, newly added extensions, and permissions granted to unfamiliar domains.
Report the email so administrators can block it for others.
Why did the login page show my company branding?
Phishing pages can read the email domain from a link and select matching artwork automatically.
Personalization does not authenticate the destination.
Could this lead to fraudulent invoice payments?
Yes. A stolen business mailbox can reveal real payment conversations and let criminals introduce changed banking details from a trusted account.
The Bottom Line
The Missed Invoices and Payment scam disguises a credential trap as an ordinary document comment, using workplace familiarity to make the button feel routine.
Find the task inside the real workspace, confirm the commenter independently, and treat any password submitted to the linked page as compromised.
10 Rules to Avoid Online Scams
Here are 10 practical safety rules to help you avoid malware, online shopping scams, crypto scams, and other online fraud. Each tip includes a quick “if you already got hit” action.
Stop and verify before you click, log in, download, or pay.
Most scams win by creating urgency. Verify using a trusted method: type the website address yourself, use the official app, or call a known number (not the one in the message).
If you already clicked: close the page, do not enter passwords, and run a malware scan.
Keep your operating system, browser, and apps updated.
Updates patch security holes used by malware and malicious ads. Turn on automatic updates where possible.
If you saw a scary “update now” pop-up: close it and update only through your device settings or the official app store.
Use layered protection: antivirus plus an ad blocker.
Antivirus helps block malware. An ad blocker reduces scam redirects, phishing pages, and malvertising.
If your browser is acting weird: remove unknown extensions, reset the browser, then run a full scan.
Install apps, software, and extensions only from official sources.
Avoid cracked software, “keygens,” and random downloads. During installs, choose Custom/Advanced and decline bundled offers you do not recognize.
If you already installed something suspicious: uninstall it, restart, and scan again.
Treat links and attachments as untrusted by default.
Phishing often impersonates delivery services, banks, and popular brands. If it is unexpected, do not open attachments or log in through the message.
If you entered credentials: change the password immediately and enable 2FA.
Shop safely: research the store, then pay with protection.
Be cautious with brand-new stores, “closing sale” stories, and prices that make no sense. Prefer credit cards or PayPal for dispute options. Avoid wire transfers, gift cards, and crypto payments.
If you already paid: contact your card issuer or PayPal quickly to dispute the transaction.
Crypto rule: never pay a “fee” to withdraw or recover money.
Common patterns include fake profits, then “tax,” “gas,” or “verification” fees. Another is a “recovery agent” who demands upfront crypto.
If you already sent crypto: stop paying, save evidence (wallet addresses, TXIDs, chats), and report the scam to the platform used.
Secure your accounts with unique passwords and 2FA (start with email).
Use a password manager and unique passwords for every account. Enable 2FA using an authenticator app when possible.
If you suspect an account takeover: change passwords, sign out of all devices, and review recent logins and recovery settings.
Back up important files and keep one backup offline.
Backups protect you from ransomware and device failure. Keep at least one backup on an external drive that is not always connected.
If you suspect infection: do not connect backup drives until the system is clean.
If you think you are a victim: stop losses, document evidence, and escalate fast.
Move quickly. Speed matters for disputes, account recovery, and limiting damage.
Stop payments and contact: do not send more money or respond to the scammer.
Call your bank or card issuer: block transactions, replace the card if needed, and start a dispute or chargeback.
Secure your email first: change the email password, enable 2FA, and remove unfamiliar recovery options.
Secure other accounts: change passwords, enable 2FA, and log out of all sessions.
Scan your device: remove suspicious apps or extensions, then run a full malware scan.
Save evidence: screenshots, emails, order pages, tracking pages, wallet addresses, TXIDs, and chat logs.
Report it: to the payment provider, marketplace, social platform, exchange, or wallet service involved.
These rules are intentionally simple. Most online losses happen when decisions are rushed. Slow down, verify independently, and use payment methods and account controls that give you recourse.
Hello! I'm Lapain Epuran, your go-to source for detailed and honest product reviews. From tech gadgets to miracle cures, I provide insights to help you make informed choices. Join me as we discover what's truly worth your time and money.
