An unexpected purchase order can look like excellent news, especially when the message mentions a previous quotation. That familiar business language encourages a fast response.
Before confirming delivery dates or opening the file, examine what the sender actually provided. Several quiet details reveal whether the opportunity deserves your trust.

Overview
The email announces a supposedly confirmed order
The message carries the subject βPurchase Order #20013962β and tells the recipient that an official order is attached for immediate review.
It claims the purchase follows an earlier quotation. The sender asks for acknowledgement, confirmation of pricing, and the earliest possible delivery date.
That wording targets suppliers, manufacturers, and sales teams accustomed to converting quotations into orders. A large opportunity can make an unfamiliar sender seem worth investigating.
The attachment is an HTML page disguised as paperwork
The attached file is named βPurchase Order.html,β not a normal PDF, spreadsheet, or document exported from a purchasing system.
When opened, it launches in the browser and presents a blurred technical drawing behind a secured-document prompt. The display is designed to resemble an Adobe viewer.
The recipient is told to enter an email address and password to unlock the order. Those credentials are the real objective of the message.
A real manufacturer is used as visual cover
The email borrows a company name, employee identity, signature, and telephone details to appear established. The impersonated organization did not authorize the campaign.
Copying public business information is easy. A polished signature proves only that the attacker found details online, not that the message came from that company.
The most important warning signs are:
- An order from a buyer the recipient cannot match to a verified quotation.
- An HTML attachment presented as official purchasing paperwork.
- A blurred document that becomes visible only after entering an email password.
- A display name and signature that distract from the actual sender domain.
- A request for quick acknowledgement before independent verification.
Why Purchase Orders Make Effective Business Bait
A purchase order feels positive. Unlike an overdue invoice or security warning, it promises revenue and invites the recipient to imagine a new customer relationship.
Sales staff are trained to respond quickly. Delays can cost business, so an unexpected order may be opened before anyone confirms who requested the quotation.
The message also creates a plausible task. A supplier must check quantities, specifications, delivery dates, and payment terms before accepting an order.
Technical drawings reinforce that story. Even when blurred, engineering imagery suggests a detailed project exists and makes the locked viewer feel commercially important.
The phrase βbased on your previous quotationβ supplies invented history. It encourages staff to assume another colleague handled the earlier conversation.
In a busy company, that assumption is dangerous. Different departments may share a sales inbox, while staff cannot remember every enquiry received during the month.
The order number provides another anchor. β20013962β looks specific, yet a sequence of digits can be placed into thousands of identical messages.
A genuine order should survive basic verification. The buyer, requested goods, quoted price, delivery address, tax information, and procurement contact should all align.
How the Scam Works
Step 1: Attackers identify businesses that accept purchase orders
Criminals collect sales and purchasing addresses from company websites, trade directories, data leaks, exhibition lists, and compromised correspondence.
They often target manufacturers because drawings, quotations, and unfamiliar procurement contacts are normal parts of daily work.
Generic addresses such as sales, estimates, enquiries, and orders are useful. Several employees may monitor them, reducing personal scrutiny.
Step 2: The sender borrows a credible corporate identity
The message may display a real employeeβs name and a recognizable company. Telephone numbers and office details copied from public pages complete the signature.
However, the true sending address may use an unrelated domain, a free account, or a mailbox compromised at another organization.
Readers who inspect only the display name can miss that contradiction. Email clients frequently make the friendly name more prominent than the address.
Step 3: A fictional quotation creates continuity
The email refers to a previous quote without naming its date, recipient, requested items, or internal reference. Ambiguity lets the same lure fit many companies.
The recipient may search their memory instead of challenging the claim. They might assume another salesperson submitted the quotation.
A legitimate procurement contact can resend the earlier request and identify who supplied the quote. Scammers avoid details that can be checked.
Step 4: The HTML attachment opens a controlled page
An HTML attachment contains webpage code. Double-clicking it causes the default browser to render content selected by the attacker.
The first page may be stored inside the attachment itself. It can then submit information elsewhere or send the browser toward another phishing address.
This format helps the lure bypass expectations. Employees anticipate a document, but they receive an interactive webpage with form fields.

Step 5: The fake viewer asks for mailbox credentials
A blurred drawing appears beneath an Adobe-style panel. The recipient is told the file is protected and requires account verification.
The form usually requests an email address and password. No genuine buyer needs a supplierβs mailbox password to share a purchase order.
The blur prevents meaningful inspection. It creates the impression of valuable content while hiding the absence of a real order.
Step 6: Submitted details travel to the criminal
Pressing the unlock or view button sends the entered information to infrastructure controlled by the attacker.
The page may display an error and request the password again. Repetition helps capture alternative passwords when the first entry appears unsuccessful.
It may eventually open a harmless document or redirect elsewhere. That closing behavior is intended to reduce immediate suspicion.
Step 7: The stolen mailbox supports deeper fraud
Once inside, criminals search for quotations, invoices, customers, shipment schedules, and conversations involving bank details.
They may create forwarding rules, delete security notices, and watch ongoing negotiations. This surveillance lets them imitate normal language and timing.
A later message can replace payment instructions during a genuine transaction. Because it comes from a real mailbox, colleagues and customers may trust it.
What Criminals Can Do With a Compromised Sales Mailbox
A sales account contains more than messages. It provides relationships, context, signatures, attachments, and evidence about how the organization approves commercial decisions.
Attackers can reply inside an existing thread. That makes the fraudulent request appear connected to a conversation both parties recognize.
They can download customer lists or confidential drawings. Sensitive attachments may later support extortion, industrial espionage, or more convincing phishing.
Forwarding rules are especially damaging. Copies of incoming messages can silently reach an external account after the password has been changed.
Criminals may also send new purchase-order lures to contacts found inside the mailbox. Recipients see a trusted supplier and are more likely to open the attachment.
Account recovery information can be altered when protection is weak. The legitimate user may then struggle to regain control.
Damage may spread beyond email when the same password protects cloud storage, accounting portals, customer systems, or remote access services.
For that reason, changing only the compromised mailbox password may be insufficient. Every reused credential and active session deserves review.
What a Genuine Purchase Order Should Let You Confirm
A traceable quotation relationship
A legitimate order follows a conversation someone can locate. The buyer should reference the quotation date, number, contact, and version accepted.
If pricing changed during negotiation, the final order should reflect those revisions. Unexplained totals or specifications deserve clarification before acknowledgement.
Searching the sales system should reveal who prepared the quote. No matching history means the sender must provide stronger evidence.
Products and quantities that make commercial sense
Real orders identify part numbers, descriptions, units, quantities, prices, and requested dates. Those details allow a supplier to evaluate capacity.
A blurred drawing offers none of that. It prevents staff from comparing the request with capabilities, stock, tooling, or agreed terms.
Unexpected high-volume orders deserve additional care. Criminals may select impressive quantities because imagined revenue makes recipients overlook ordinary controls.
A delivery destination connected to the buyer
The ship-to address should belong to the customer, an identified project, or an approved logistics partner. Verify new destinations before dispatching goods.
Freight forwarders and collection requests can be legitimate, but they increase risk when combined with a first-time buyer and unusual payment terms.
Use independent company records to confirm the receiving site. Never accept a last-minute address change solely through an unverified mailbox.
Payment and legal terms that match prior discussions
Purchase orders normally state currency, tax treatment, payment period, Incoterms when relevant, and contractual conditions. These elements should match the quotation.
Inconsistencies may indicate error rather than fraud, but they still require resolution. A valid buyer will welcome accurate commercial confirmation.
Do not purchase materials or reserve production based on a locked image. Wait until authorized people verify the complete order.
An approval trail outside the attachment
Established customers usually have recognizable procurement addresses, portal records, supplier numbers, or telephone contacts. Those channels create evidence beyond one message.
First-time customers require due diligence on company registration, creditworthiness, domain ownership, and the employee requesting goods.
A seller should be able to confirm the transaction without surrendering mailbox credentials. Any process demanding that secret has failed a basic security test.
Record who completed each check. A short verification note protects colleagues from repeating the same uncertainty when the sender follows up again later.
How to Verify an Unexpected Purchase Order
Compare the message with the alleged quotation
Search the customer system for the order number, buyer, contact, and quoted items. Ask colleagues whether anyone handled the claimed enquiry.
A buyer who genuinely accepted a quotation can provide the original reference. A vague reply or refusal to identify it is a serious warning.
Contact the buyer through an independently found channel
Use the companyβs official website, an established customer record, or a previously verified telephone number. Do not trust contact details supplied inside the suspicious email.
Ask for the named procurement employee and quote the order number. This simple check can expose impersonation before any file is opened.
Inspect the attachment type and sender domain
Enable visible file extensions and note whether the attachment ends in HTML or HTM. Those are webpages, not ordinary purchase-order documents.
Expand the sender details. Similar spelling, extra words, misplaced hyphens, and unrelated domains can reveal the true source.
Reject any document page requesting an email password
A protected buyer portal may require its own account. It should never ask for the password used to access your email service.
Close the page and report the message. If the order is genuine, the buyer can provide it through a verified procurement channel.

What to Do If You Fell Victim to the Official Purchase Order Email Scam
- Change the mailbox password from a clean device. Use a unique password that has never protected another account.
- End every active session. Use the providerβs security page to sign out browsers, phones, applications, and unfamiliar connections.
- Turn on multifactor authentication. Prefer an authenticator application, passkey, or hardware key when those options are available.
- Inspect forwarding and inbox rules. Remove unknown rules, delegates, recovery addresses, application passwords, and connected applications.
- Notify your administrator immediately. Ask them to review sign-ins, sent mail, deleted items, audit logs, and messages accessed by the intruder.
- Warn customers and suppliers. Explain that your mailbox may have sent fraudulent orders or altered payment instructions.
- Reset every reused password. Prioritize banking, accounting, cloud storage, remote access, and customer-management accounts.
- Scan the computer with Malwarebytes. Check for information stealers or unwanted software, even when the initial page appeared to be credential phishing.
- Use AdGuard to reduce malicious redirects. Blocking known advertising and phishing infrastructure adds protection, but does not replace careful verification.
- Preserve the evidence. Save the email, complete headers, attachment, timestamps, and screenshots for your security team and relevant authorities.
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 Free β one of the most trusted malware removal tools available.
The free version detects and removes the most common threats, including:
- Adware β the cause of those annoying pop-ups
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- Trojans and spyware β hidden programs stealing your data
- Potentially unwanted programs (PUPs) β software you never asked for
π Select your device below β Windows, Mac, or Android β then follow the simple steps to download Malwarebytes, scan your system, and remove any threats it finds. The scan usually takes 5 to 20 minutes.
Run a Malware Scan with Malwarebytes for Windows
Malwarebytes is one of the most popular and trusted anti-malware tools for Windows β 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 β it will scan your computer and remove adware, browser hijackers, and other malicious software at no cost.
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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:
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Choose where you’re installing the program β “Personal Computer” or “Work Computer” β then click Next.
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Malwarebytes will now install on your device. This usually takes under a minute.
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When installation is complete, the “Welcome to Malwarebytes” screen will open automatically.
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On the final screen, click Open Malwarebytes to launch the program.
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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.

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Wait for the Scan to Finish
The scan checks your entire system for browser hijackers and other malicious programs, so it can take 5 to 20 minutes depending on your computer. Feel free to do something else β just check back occasionally to see the progress.

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Quarantine the Detected Threats
When the scan is done, you’ll see a list of everything Malwarebytes found β 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.

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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, Malwarebytes has finished removing the threats it found.

That’s it β your Windows PC is now clean of trojans, adware, and other malware, and should be back to running smoothly.
If you are still having problems with your computer after completing these instructions, then please follow one of the steps:
- Run a computer scan with ESET Online Scanner
- Ask for help in our Windows Malware Removal Help & Support forum.
Run a Malware Scan with Malwarebytes for Mac
Malwarebytes for Mac is a free on-demand scanner that removes the malware other security software tends to miss β 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.
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Download Malwarebytes for Mac
Click the button below to download the latest version of Malwarebytes for Mac.
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Malwarebytes Free for MacScans and removes malware at no cost -
Open the Malwarebytes setup file
When the download finishes, open your Downloads folder and double-click the setup file to begin the installation.

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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“.
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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.

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Start the Scan
Click the “Scan” button. Malwarebytes will automatically update its detection database and begin checking your Mac for malware.

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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 β just check back occasionally to see the progress.

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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.

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Restart Your Mac
Malwarebytes will now remove all the malicious files it found. Some threats can only be fully removed after a reboot β if Malwarebytes asks you to restart, allow it. Once you’re logged back in, your Mac is clean.

That’s it β your Mac is now free of adware, rogue browser extensions, and other potentially harmful software.
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.
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Download Malwarebytes for Android.
You can download Malwarebytes for Android by clicking the link below.
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Install Malwarebytes for Android on your phone.
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.

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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.
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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.

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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.

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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.

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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.
That’s it β your Android phone is now clean β no more malicious apps, adware, or browser redirects.
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.
- Ask for help in our Mobile Malware Removal Help & Support forum.
Stay Protected: Block Ads and Malicious Sites
Now that your device is clean, keep it that way. Most infections start with a malicious ad or a fake download button β 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.
π Download AdGuard and browse safely
Frequently Asked Questions
Is purchase order 20013962 genuine?
The number appears in a credential-phishing campaign. Verify any similarly numbered order independently because scammers can change digits between messages.
Is the impersonated manufacturer responsible?
No evidence indicates the named company authorized the email. Criminals frequently copy real corporate identities to make fraudulent messages more credible.
Can an HTML attachment steal a password?
Yes. It can render a convincing sign-in form and send submitted details to an attacker, even when it opens locally in a browser.
Does opening the attachment automatically infect the computer?
Not necessarily. This campaign focuses on credentials, but hostile webpages can redirect elsewhere. Close it, avoid interaction, and scan the system.
Why does the page show a blurred technical drawing?
The blur implies valuable content exists behind the form. It prevents the reader from discovering that the promised purchase order is missing.
What should a legitimate buyer provide?
Expect identifiable goods, quantities, pricing, delivery terms, billing information, buyer contacts, and references that match a verifiable quotation or customer record.
The Bottom Line
The Official Purchase Order email is a business credential trap. Its corporate signature, order number, and drawing exist to legitimize an unnecessary password request.
Verify the buyer outside the message, treat HTML order attachments cautiously, and never unlock commercial paperwork with your mailbox password.
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