Submission Summary:

What's been foundSeverity Level
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 %AppData%\wsr17zt32.dll 196 bytes MD5: 0x1252DCFCCBB6D7B8EABF4A316728F5EE
SHA-1: 0x17B0EF8C3FD268CF6279EEAA3AD0AB932BEDE435
(not available)
2 [file and pathname of the sample #1] 819,200 bytes MD5: 0xF2FDFB24963667B54425653DC5D4F1F3
SHA-1: 0x905A96C243A89539A4B654295E6288E5E126F66D
Virus:Win32/Expiro.gen!E [Microsoft]


Memory Modifications

Process NameProcess FilenameMain Module Size
[filename of the sample #1][file and pathname of the sample #1]966,656 bytes

Service NameDisplay NameNew StatusService Filename
CiSvcIndexing Service"Running"%System%\cisvc.exe
dmadminLogical Disk Manager Administrative Service"Running"%System%\dmadmin.exe /com
RDSessMgrRemote Desktop Help Session Manager"Running"%System%\sessmgr.exe
RSVPQoS RSVP"Running"%System%\rsvp.exe
VSSVolume Shadow Copy"Running"%System%\vssvc.exe


Registry Modifications



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