PE_MESOUM.G
Windows 98, ME, NT, 2000, XP, Server 2003
Threat Type: File infector
Destructiveness: No
Encrypted: No
In the wild: Yes
TECHNICAL DETAILS
Varies
DLL
No
09 Jun 2010
Other Details
Based on analysis of the codes, it has the following capabilities:
- This is Trend Micro's detection for patched Windows file %System%\sens.dll, modified by a certain malware detected as variants of TROJ_MESOUM family.
- The patched code is used to enable automatic execution of the said malware at startup. As a result, malicious routine of the said malware are then exhibited on the affected system.
(Note: %System% is the Windows system folder, which is usually C:\Windows\System on Windows 98 and ME, C:\WINNT\System32 on Windows NT and 2000, or C:\Windows\System32 on Windows XP and Server 2003.)
SOLUTION
8.900
7.229.80
09 Jun 2010
6/9/2010 12:00:00 AM
Step 1
For Windows XP and Windows Server 2003 users, before doing any scans, please make sure you disable System Restore to allow full scanning of your computer.
Step 2
Scan your computer with your Trend Micro product to clean files detected as PE_MESOUM.G. If the detected files have already been cleaned, deleted, or quarantined by your Trend Micro product, no further step is required. You may opt to simply delete the quarantined files. Please check this Knowledge Base page for more information.
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