Submission Summary:

What's been foundSeverity Level
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 [file and pathname of the sample #1]
229,376 bytes MD5: 0x4DA4C0E906BB5203C77DAA4AB9EC5913
SHA-1: 0x10018D243692DE4C3BD5C150784DDDBA5977854F
W32.SillyFDC [Symantec]
Worm.Win32.VB.cj [Kaspersky Lab]
Generic VB.b [McAfee]
WORM_VB.CDV [Trend Micro]
W32/Silly-E [Sophos]
Trojan:Win32/Sisron [Microsoft]
Worm.Win32.VB [Ikarus]
Win32/VB.worm.229376 [AhnLab]
2 %Windir%\xp.dll 0 bytes MD5: 0xD41D8CD98F00B204E9800998ECF8427E
SHA-1: 0xDA39A3EE5E6B4B0D3255BFEF95601890AFD80709
(not available)


Memory Modifications

Process NameProcess FilenameMain Module Size
[filename of the sample #1][file and pathname of the sample #1]237,568 bytes
windows.exe%Windir%\windows.exe237,568 bytes


Registry Modifications



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