Submission Summary:

What's been foundSeverity Level
Produces outbound traffic.
Downloads/requests other files from Internet.
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
A malicious backdoor trojan that runs in the background and allows remote access to the compromised system
A malicious trojan horse or bot that may represent security risk for the compromised system and/or its network environment

 

File System Modifications

#Filename(s)File SizeFile HashAlias
1 c:\3932.vbs 0 bytes MD5: 0xD41D8CD98F00B204E9800998ECF8427E
SHA-1: 0xDA39A3EE5E6B4B0D3255BFEF95601890AFD80709
(not available)
2 %Temp%\sma1.tmp
%Windir%\Temp\jma3.tmp
176,640 bytes MD5: 0xFE763C2D71419352141C77C310E600D2
SHA-1: 0x6BB51EBCBDE9FE5556A74319B49BEA37D5542D5E
W32.Pinfi [Symantec]
Virus.Win32.Parite.c [Kaspersky Lab]
W32/Pate.c.dll [McAfee]
W32/Parite-C [Sophos]
Virus:Win32/Parite.C [Microsoft]
Virus.Win32.Parite [Ikarus]
Win32/Parite.C [AhnLab]
packed with UPX [Kaspersky Lab]
3 %Windir%\rebfec.exe 807,904 bytes MD5: 0x99EBF72DF440E9DF4E29DDA39561502B
SHA-1: 0x99574773CC33280CEF4096AD9857D78777FC2BDD
Backdoor.Trojan [Symantec]
Virus.Win32.Parite.c [Kaspersky Lab]
W32/Pate.c [McAfee]
PE_PARITE.A [Trend Micro]
W32/Parite-C [Sophos]
Virus:Win32/Parite.C [Microsoft]
Backdoor.Win32.Zegost [Ikarus]
Win32/Parite [AhnLab]
4 %Windir%\rebfecSrv.exe
[part of the sample filename]1Srv.exe
56,320 bytes MD5: 0xFF5E1F27193CE51EEC318714EF038BEF
SHA-1: 0xB4FA74A6F4DAB3A7BA702B6C8C129F889DB32CA6
Trojan.Zbot!gen9 [Symantec]
Packed.Win32.Krap.hm [Kaspersky Lab]
PWS-Zbot.gen.pq [McAfee]
Mal/Agent-IE [Sophos]
Trojan-Spy.Win32.Zbot [Ikarus]
5 %Windir%\Temp\mma5.tmp 629,760 bytes MD5: 0x626F0B0EB669A6D2AB31FC30C2380A2D
SHA-1: 0x39CD5196C405A33643FB990C1B68A61DD4CCB8CB
W32.Ramnit!inf [Symantec]
Virus.Win32.Nimnul.a [Kaspersky Lab]
W32/Ramnit.a [McAfee]
W32/Patched-I [Sophos]
Virus:Win32/Ramnit.A [Microsoft]
Backdoor.Win32.Zegost [Ikarus]
Win32/Ramnit.B [AhnLab]

 

Memory Modifications

Process NameProcess FilenameMain Module Size
rebfec.exe%Windir%\rebfec.exe659,456 bytes
rebfecSrv.exe%Windir%\rebfecSrv.exe77,824 bytes
[filename of the sample #1][file and pathname of the sample #1]659,456 bytes

Module NameModule FilenameAddress Space Details
jma3.tmp%Windir%\TEMP\jma3.tmpProcess name: rebfec.exe
Process filename: %Windir%\rebfec.exe
Address space: 0xBD0000 - 0xC43000

Service NameDisplay NameStatusService Filename
111N1111"Running"%Windir%\rebfec.exe

 

Registry Modifications

 

Other details

Slovakia
Russian Federation

Remote HostPort Number
144.48.242.808010

Server NameServer PortConnect as UserConnection Password
.host80.host.host

 

Outbound traffic (potentially malicious)

 

 

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