Submission Summary:

What's been foundSeverity Level
Replication across networks by exploiting weakly restricted shares (common for Randex family of worms).
Produces outbound traffic.
Creates a startup registry entry.
Contains characteristics of an identified security risk.

 

Technical Details:

 

Possible Security Risk

Security RiskDescription
Backdoor.Graybird.GEN Backdoor.Graybird.GEN has rootkit functionality. It injects itself into various processes causing them to be hidden. It also logs keystrokes and sends this information to remote servers.

Threat CategoryDescription
A network-aware worm that attempts to replicate across the existing network(s)

 

File System Modifications

#Filename(s)File SizeFile HashAlias
1 %ProgramFiles%\svchost.exe 90,112 bytes MD5: 0xDB20F7DD2B70789B7D1244C9995D09B6
SHA-1: 0xECE387781DE3B959D279BE3466B3D872D75665A1
Mal/Hupigon-E [Sophos]
Trojan.Win32.ServStart [Ikarus]
2 c:\Yuemingl.txt 1,354 bytes MD5: 0x79BD8A8E9A8083F6D61923A36577E11A
SHA-1: 0x87FB4F09BA8F187BE46D0F40535758A940BEC854
(not available)

 

Memory Modifications

Process NameProcess FilenameMain Module Size
svchost.exe%ProgramFiles%\svchost.exe94,208 bytes

Process NameMain Module Size
svchost.exe.exe94,208 bytes
svchost.exe.exe94,208 bytes

 

Registry Modifications

 

Other details

China

PortProtocolProcess
1035TCPsvchost.exe (%ProgramFiles%\svchost.exe)

Remote HostPort Number
183.2.247.149659
0.0.0.00

 

Outbound traffic (potentially malicious)

 

Heuristics Analysis

 

 

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