YMSSMSGS.EXE - Dangerous

What you should do about YMSSMSGS.EXE:

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

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What we know about YMSSMSGS.EXE:

YMSSMSGS.EXE

AUTOMATED MALWARE PROFILE, ANALYSIS, REMOVAL AND SIGNATURE INFORMATION:

DEFINITION OF: YMSSMSGS.EXE

Safety Rating: Known Malware, do not run
Malware Family: Part of Malware group - Polynomial Code Exploit
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 YMSSMSGS.EXE and safeguard your PC against viruses, trojans, worms, spyware, rootkits and adware
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First seen: Sep 20 2006 (GMT)
Last seen: Sep 20 2006 (GMT)
File Size: 96,303 bytes

MALWARE ASSESSMENT: PREVX 4 AXES OF EVIL METHODOLOGY

1. COVERT ANALYSIS OF: YMSSMSGS.EXE

File Names Used: 8
Paths Used: 46
Common File Name: YMSSMSGS.EXE
Common Path: %WINDIR%\SYSTEM32\
Vendor Information: No Vendor details specified
YMSSMSGS.EXE may use 8 or more path and file names, these are the most common:
1 :%CACHE%\CONTENT.IE5\????????\YB[1].EXE
2 :%CACHE%\CONTENT.IE5\????????\YB_1_~1.EXE
3 :%honeypotroot%\#\E408BE83.EXE
4 :%profiles%\a.w. rybi�scy\YB.EXE
5 :%profiles%\大姐\YB.EXE
6 :%profiles%\ad\YB.EXE
7 :%PROFILES%\ADMINISTRADOR\YB.EXE
8 :%PROFILES%\ADMINISTRATOR\YB.EXE
9 :%profiles%\arska tiikko\YB.EXE
10:%profiles%\端\YB.EXE
11:%profiles%\carmon\YB.EXE
12:%profiles%\casper\YB.EXE
13:%PROFILES%\COMPUTER\YB.EXE
14:%profiles%\guta\YB.EXE
15:%PROFILES%\HENRY\YB.EXE
File Name Structure: Irregular
File and Path Structure: Suspicious, unusually high number of file and path combinations

2. RELATIONSHIP ANALYSIS OF: YMSSMSGS.EXE

Malicious Objects Created: 1 objects
Malicious Creators: 3
Malware Run Keys: None
Self Persists:
Antivirus Detection: No third party antivirus detection observed
Anti-Spyware Detection: No third party anti-spyware detection observed

3. ACTIVITY ANALYSIS OF: YMSSMSGS.EXE

The following behaviors have been observed for this object:
Installs programs.
Invokes dll components.
Creates Run Keys.
Runs other programs.
Communicates with web sites using httpout protocols.
Has outbound communications.
Creates registry entries.
Creates known malware.

4. PROPAGATION ANALYSIS OF: YMSSMSGS.EXE

Malware Group Propagation Rate: Moderate (spreading)
Malware Group: Polynomial Code Exploit