Solved Dllhost.exe COM Surrogate

[Nexus_JC]

Lately I've been having some CPU problems whenever I start to open My Computer. I was able to locate the problem by myself. it was a file called Dllhost.exe *32 COM Surrogate, and it was using 100% of my cpu. this has been going on for the past few days now and getting extremely annoying. If anybody can assist me in this problem please help me as soon as possible! Thank You

 

[TwinHeadedEagle]

Hello,


Follow this topic and attach requested reports

http://malwaretips.com/threads/preparation-guide-before-requesting-malware-removal-help.20334/

 

[Nexus_JC]

Here are the files

 

[TwinHeadedEagle]

Download

Malwarebytes Anti-Rootkit to your desktop.

• Double-click the icon to start the tool.
• It will ask you where to extract it, then it will start.
• Warning! Malwarebytes Anti-Rootkit needs to be run from an account with administrator rights.
• Click in the introduction screen "next" to continue.
• Click in the following screen "Update" to obtain the latest malware definitions.
• Once the update is complete select "Next" and click "Scan".
• When the scan is finished and no malware has been found select "Exit".
• If malware was detected, make sure to check all the items and click "Cleanup". Reboot your computer.
• Open the MBAR folder and paste the content of the following files in your next reply:
  • "mbar-log-{date} (xx-xx-xx).txt"
  • "system-log.txt"

Fix with AdwCleaner

Please download AdwCleaner by Xplode and save the file to your Desktop.

• Right-click on
  
  icon and select
  
  Run as Administrator to start the tool.
• Wait until the database is updated.
• Accept the Terms of use and click Scan.
• When finished, please click Clean.
• Upon completion, click Report. A log (AdwCleaner[S*].txt) will open.

Please include the contents of that file in your reply.

Note: Reports will be saved in your system partition, usually at C:\Adwcleaner

 

[Nexus_JC]

Thanks for your help.
I ran Malwarebytes Anti-rootkit and have attached the logs.

 

[TwinHeadedEagle]

Proceed with Adwcleaner.

 

[Nexus_JC]

# AdwCleaner v4.108 - Report created 20/01/2015 at 12:50:37
# Updated 17/01/2015 by Xplode
# Database : 2015-01-18.1 [Live]
# Operating System : Windows 7 Home Premium Service Pack 1 (64 bits)
# Username : Dell - DELL-PC
# Running from : C:\Users\Dell\Downloads\Programs\AdwCleaner.exe
# Option : Clean

***** [ Services ] *****


***** [ Files / Folders ] *****


***** [ Scheduled Tasks ] *****


***** [ Shortcuts ] *****


***** [ Registry ] *****


***** [ Browsers ] *****

-\\ Internet Explorer v10.0.9200.16686

Setting Restored : HKCU\Software\Microsoft\Internet Explorer\Main [Start Page]

-\\ Mozilla Firefox v14.0 (en-US)

[iwjv7vnm.default\prefs.js] - Line Deleted : user_pref("browser.startup.homepage", "hxxp://websearch.exitingsearch.info/?pid=1387&r=2014/03/17&hid=14983564620594965134&lg=EN&cc=BN&unqvl=50");

-\\ Google Chrome v33.0.1750.154


-\\ Comodo Dragon v


*************************

AdwCleaner[R0].txt - [22989 octets] - [20/01/2015 12:37:34]
AdwCleaner[R1].txt - [1307 octets] - [20/01/2015 12:48:06]
AdwCleaner[S0].txt - [21405 octets] - [20/01/2015 12:39:25]
AdwCleaner[S1].txt - [1135 octets] - [20/01/2015 12:50:37]

########## EOF - C:\AdwCleaner\AdwCleaner[S1].txt - [1195 octets] ##########



This is the log of the second time I ran the Adwcleaner because I cant find the first scan log.. sorry for my bad english

 

[TwinHeadedEagle]

How is your PC now?

 

[Nexus_JC]

theres still dllhost.exe problem

 

[TwinHeadedEagle]

What problem? I do not see active infection.

 

[Nexus_JC]

take a look at this

 

[TwinHeadedEagle]

It is normal to have one running.

 

[Nexus_JC]

its eating up the memory second by second until 100%

 

[TwinHeadedEagle]

Is your software and all programs completely updated?

 

[Nexus_JC]

and by the way when u look at the picture, the "my computer" became like that when the dllhost.exe eating up the memory

 

[Nexus_JC]

some of my software is not updated though

 

[TwinHeadedEagle]

Please update all of your software.

 

[Nexus_JC]

Hello! Thank you for helping me. Now PC seems to be running normal again, appreciate it man

 

[TwinHeadedEagle]

Glad I could help. We will delete all used tools and I'll give you some tips to harden your security and learn how to protect yourself

Recommended reading:
​

MUST READ - security tips:

• Computer Security - a short guide to staying safer online.
• Simple and easy ways to keep your computer safe and secure on the Internet

MUST READ - general maintenance:

• What to do if your Computer is running slowly?

The Importance of Software Updating:
​

In order to stay protected it is very important that you regularly update all of your software. Cybercriminals depend on the apathy of users around software updates to keep their malicious endeavor running.​

Operating systems, such as Windows, and applications, such as Adobe Reader or JAVA, are used by tens of millions of computers and devices around the world, making them a huge target for cybercriminals. Downloading updates and installing them can sometimes be tedious, but the advantages you get from the updates are certainly worth it.

• How to configure and use Automatic Updates in Windows
• How to update Java
• How to update Adobe Reader

Recommended additional software:
​

TFC - to clean unneeded temporary files.

Malwarebytes' Anti-Malware - to scan your system from time to time in search for malware.

Malwarebytes' Anti-Exploit - to prevent plenty of mostly exploited vulnerabilities.

McShield - to prevent infections spread by removable media.

Unchecky - to prevent from installing additional foistware, implemented in legitimate installations.

Adblock - to surf the web without annoying ads!

Post-cleanup procedures:​

Download DelFix by Xplode and save it to your desktop.

• Run the tool by right click on the
  
  icon and Run as administrator option.
• Make sure that these ones are checked:
  • Remove disinfection tools
  • Purge system restore
  • Reset system settings
• Push Run and wait until the tool completes his work.
• All tools we used should be gone. Tool will create an report for you (C:\DelFix.txt)

The tool will also record healthy state of registry and make a backup using ERUNT program in %windir%\ERUNT\DelFix
Tool deletes old system restore points and create a fresh system restore point after cleaning.

My help is free for everybody.
If you're happy with the help provided and/or wish to buy me a beer for the assistance you received, then you can consider a donation:
Thank you!​

Stay safe,
TwinHeadedEagle