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: 0xA0A418567458074D53064BF3EBC0B2D3
SHA-1: 0x3492B76A21F399089695D488CF1DA707E89BDF54
Mal/Hupigon-E [Sophos]
Trojan.Win32.ServStart [Ikarus]
2 c:\TraceLog.txt 192 bytes MD5: 0xE2EF28E4C2F26339030E7B57C5D4EE3B
SHA-1: 0x6E5F365A15E222FFB6494556B7D6FDD8E1894716
(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
59.46.12.15252
0.0.0.00

 

Outbound traffic (potentially malicious)

 

Heuristics Analysis

 

 

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