FakeAlert-AVPSec.e

May 14, 2010 webmaster Trojan, 0

FakeAlert-AVPSec.e can silently install itself on the victims computer and run a fabricated virus scan that will claim infections detected. FakeAlert-AVPSec.e also gives fake alert messages and scary warning reports that when clicked will prompt computer users to purchase the registered version of rogue program. Alteration will be done to system registry to ensure that it will run when Windows is started.

Type	Trojan
Sub-Type	Rogue
Aliases
OS Affected	Windows
Detected By	McAfee

What are the Symptoms of FakeAlert-AVPSec.e Infection?

It will modify Windows Registry and add the following entries:

• HKEY_CURRENT_USER\Software\3 HKEY_CLASSES_ROOT\MSb45b.DocHostUIHandler
• HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\FWCFG
• HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\Current Version\Image File Execution
• HKEY_USERS\.DEFAULT\Software\Microsoft\Internet Explorer\SearchScopes [URLs] Data: http://find[removed].com/?&uid=328&q={searchTerms}
• HKEY_CURRENT_USER\Software\Classes\Software\Microsoft\Internet Explorer\SearchScopes [URL] Data: http://find[removed].com/?&uid=328&q={searchTerms}
• HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer [IIL] Data: 00, 00, 00, 00
• HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer [ltHI] Data: 00, 00, 00, 00
• HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer [ltTST] Data: A5, 81, 00, 00
• HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer [PRS] Data: http://127.0.0.1:27777/?inj=%ORIGINAL%
• HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\BrowserEmulation [MSCompatibilityMode] Data: 00, 00, 00, 00
• HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Download [RunInvalidSignatures] Data: 01, 00, 00, 00
• HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run [My Security Engine] Data: MSb45b.exe /s /d
• HKEY_CLASSES_ROOT\CLSID\{3F2BBC05-40DF-11D2-9455-00104BC936FF} [(Default)] Data: Implements DocHostUIHandler
• HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\Firewall Policy\StandardProfile\AuthorizedApplications\List [MSb45b.exe] Data: MSb45b.exe
• HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\SharedAccess\Parameters\Firewall Policy\StandardProfile\AuthorizedApplications\List [MSb45b.ex] Data: MSb45b.exe
• HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce 

The threat will drop the following malicious files:

• c:\Documents and Settings\All Users\Application Data\b45b499
• c:\Documents and Settings\All Users\Application Data\MSTLDEE
• c:\Documents and Settings\%user%\Application Data\My Security Engine
• c:\Documents and Settings\All Users\Application Data\b45b499\3411.mof 
• c:\Documents and Settings\All Users\Application Data\b45b499\MSb45b.exe
• c:\Documents and Settings\All Users\Application Data\b45b499\MSE.ico
• c:\Documents and Settings\All Users\Application Data\b45b499\BackUp\Adobe Reader Speed Launch.lnk
• c:\Documents and Settings\All Users\Application Data\b45b499\MSESys\vd952342.bd
• c:\Documents and Settings\All Users\Application Data\MSTLDEE\MSHIBFFJWSE.cfg
• c:\Documents and Settings\%user%\Application Data\Microsoft\Internet Explorer\Quick Launch\My Security Engine.lnk
• c:\Documents and Settings\%user%\Application Data\My Security Engine\Instructions.ini
• c:\Documents and Settings\%user%\Desktop\My Security Engine.lnk
• c:\Documents and Settings\%user%\Local Settings\Temp\packupdate_build107_328.exe
• c:\Documents and Settings\%user%\Start Menu\My Security Engine.lnk
• c:\Documents and Settings\%user%\Start Menu\Programs\My Security Engine.lnk

How to Remove FakeAlert-AVPSec.e Manually

1. Restart your computer in SafeMode
- After Power-On the computer, just before Windows start, press F8
- From the selections, Select SafeMode

2. Remove Registry entries that the threat added. You MUST BACKUP YOUR REGISTRY FIRST.
- Click Start > Run
- Type in the field, regedit
- Navigate and look for the registry entries mentioned above and delete if necessary

3. Delete malicious files that the threat added:
- Base on the given location above, browse and delete the file
- If no location is given, click Start>Search> and search for the files.
- If cannot be deleted, press Ctrl+Alt+Del to access Task Manager, see if the file is running in the process. If it is, select the file and click End Process. Perform file delete again.

4. Scan computer with Antivirus Program
- Update antivirus program
- Scan computer and delete all detected threats.

How to Easily Remove FakeAlert-AVPSec.e

1. Download and run Removal Toolto remove FakeAlert-AVPSec.e

Live Security Suite User Account Control