WDMUPD.EXE - Dangerous

What you should do about WDMUPD.EXE:

You should urgently check your PC and remove any malicious software including WDMUPD.EXE as soon as possible.

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What we know about WDMUPD.EXE:

WDMUPD.EXE

AUTOMATED MALWARE PROFILE, ANALYSIS, REMOVAL AND SIGNATURE INFORMATION:

DEFINITION OF: WDMUPD.EXE

Safety Rating: Known Malware, do not run
Malware Family: Part of Malware group - Trojan SystemPoser
Determination: Automatically determined using Prevx centralized heuristics
Malware Form: EXPLOIT
Protection: Prevx provides powerful security products that you can use to detect, remove and protect you from WDMUPD.EXE and safeguard your PC against viruses, trojans, worms, spyware, rootkits and adware
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First seen: Apr 17 2006 (GMT)
Last seen: Apr 17 2006 (GMT)
File Size: 259,028 bytes

MALWARE ASSESSMENT: PREVX 4 AXES OF EVIL METHODOLOGY

1. COVERT ANALYSIS OF: WDMUPD.EXE

File Names Used: 227
Paths Used: 15
Common File Name: WDMUPD.EXE
Common Path: %WINDIR%\SYSTEM32\
Vendor Information: No Vendor details specified
WDMUPD.EXE may use 227 or more path and file names, these are the most common:
1 :%WINDIR%\SYSTEM32\CMEXLD.EXE
2 :%WINDIR%\SYSTEM32\CSRS.EXE
3 :%WINDIR%\SYSTEM32\DCSIQ.EXE
4 :%WINDIR%\SYSTEM32\EDBQIXAG.EXE
5 :%WINDIR%\SYSTEM32\EXPLORER.EXE
6 :%WINDIR%\SYSTEM32\FBVOL.EXE
7 :%WINDIR%\SYSTEM32\FGYDXQ.EXE
8 :%WINDIR%\SYSTEM32\FIREWALL.EXE
9 :%WINDIR%\SYSTEM32\GVJNZ.EXE
10:%WINDIR%\SYSTEM32\GWYDIRMQ.EXE
11:%WINDIR%\SYSTEM32\ISASS.EXE
12:%WINDIR%\SYSTEM32\JSSZXYE.EXE
13:%WINDIR%\SYSTEM32\KZZH.EXE
14:%WINDIR%\SYSTEM32\LOGON.EXE
15:%WINDIR%\SYSTEM32\LSSAS.EXE
File Name Structure: Normal
File and Path Structure: Suspicious, unusually high number of file and path combinations

2. RELATIONSHIP ANALYSIS OF: WDMUPD.EXE

Malicious Objects Created: 4 objects
Malicious Creators: 3
Malware Run Keys: Creates registry run keys for known malware objects
Self Persists: Yes, creates copies of itself
Antivirus Detection: No third party antivirus detection observed
Anti-Spyware Detection: No third party anti-spyware detection observed

3. ACTIVITY ANALYSIS OF: WDMUPD.EXE

The following behaviors have been observed for this object:
Installs programs.
Deletes programs.
Invokes dll components.
Creates Run Keys.
Runs other programs.
Has mass mail capabilities.
Communicates with other computers across the web.
Scans active processes.
Terminates processes.
Hijacks running processes.
Has outbound communications.
Sends mail using your email program.
Creates registry entries.
Creates run keys for known malware.
Creates known malware.
Creates copies of itself.

4. PROPAGATION ANALYSIS OF: WDMUPD.EXE

Malware Group Propagation Rate: Moderate (spreading)
Malware Group: Trojan SystemPoser