Submission Summary:

What's been foundSeverity Level
Produces outbound traffic.
Creates a startup registry entry.
There were some system executable files modified, which might indicate the presence of a PE-file infector.
Contains characteristics of an identified security risk.

 

Technical Details:

 

Possible Security Risk

Threat CategoryDescription
A virus capable to modify other files by infecting, prepending, or overwriting them them with its own body

 

File System Modifications

#Filename(s)File SizeFile HashAlias
1 [file and pathname of the sample #1]
%Windir%\WindowsUpdate\asg.exe
264,704 bytes MD5: 0x1301234C85967B54DC60CDD951E22710
SHA-1: 0x3A193AE69460E6F4BC1BE9253704DDC03F098D7F
W32.Ramnit!inf [Symantec]
Virus.Win32.Nimnul.a [Kaspersky Lab]
W32/Ramnit.a [McAfee]
W32/Patched-I [Sophos]
Virus:Win32/Ramnit.A [Microsoft]
Virus.Win32.Virut [Ikarus]
Win32/Ramnit.B [AhnLab]
2 [part of the sample filename]1Srv.exe
%Windir%\WindowsUpdate\asgSrv.exe
86,528 bytes MD5: 0xAD956C5407D36B77B4365DAAACA2074D
SHA-1: 0x9D9FA74C2C4FF298592FB85B28F9E7C72CF764A7
W32.Virut.CF [Symantec]
Packed.Win32.Krap.hm [Kaspersky Lab]
PWS-Zbot.gen.pq [McAfee]
W32/Scribble-B [Sophos]
Virus:Win32/Virut.BN [Microsoft]
Gen.Trojan.Heur [Ikarus]
3 %Windir%\WindowsUpdate\.temp.fortest 0 bytes MD5: 0xD41D8CD98F00B204E9800998ECF8427E
SHA-1: 0xDA39A3EE5E6B4B0D3255BFEF95601890AFD80709
(not available)

 

Memory Modifications

Process NameProcess FilenameMain Module Size
asgsrv.exe%Windir%\windowsupdate\asgsrv.exe77,824 bytes
[filename of the sample #1][file and pathname of the sample #1]294,912 bytes

 

Registry Modifications

 

Other details

Russian Federation

Remote HostPort Number
103.80.27.138:800152
wseruy.com443
193.111.136.10880

 

Outbound traffic (potentially malicious)

 

 

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