Submission Summary:

What's been foundSeverity Level
Produces outbound traffic.
Creates a startup registry entry.
Contains characteristics of an identified security risk.

 

Technical Details:

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Possible Security Risk

Security RiskDescription
Backdoor.Bifrose Backdoor.Bifrose is a backdoor trojan that attempts to propagate by exploiting local network shares. It will also attempt to join a predefined IRC server and channel in order to participate in DDoS attacks.

Threat CategoryDescription
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 %Temp%\1.exe 40,448 bytes MD5: 0xD5E12E5F214CC562BC52879C9CA6B836
SHA-1: 0x6FEF3D392A62016F94E2631ACF5F410921E0B658
(not available)
2 %System%\Bifrost\server.exe 481,149 bytes MD5: 0x217B8AD305FE31CE9DE78A70253466D5
SHA-1: 0x5CD057E58B35BE0401552DAC1EBC0AF06481F6D7
Virus.Win32.Heur [Ikarus]
packed with MPRESS [Kaspersky Lab]
3 [file and pathname of the sample #1] 701,440 bytes MD5: 0x3C94D8F3C3C3C04916298BE83EB73D9D
SHA-1: 0x5DEECB7582673CFC4E3DDF7447338B55F2C9E67E
Trojan.Win32.Pakes.ofu [Kaspersky Lab]
Generic BackDoor.aad [McAfee]
Mal/MSIL-AY [Sophos]
Worm:Win32/Rebhip.A [Microsoft]
Trojan.Win32.Pakes [Ikarus]

 

Memory Modifications

Process NameProcess FilenameMain Module Size
server.exe%System%\Bifrost\server.exe815,104 bytes
0.exe%Temp%\0.exe815,104 bytes
1.exe%Temp%\1.exeN/A

 

Registry Modifications

 

Other details

Remote HostPort Number
asassaw.no-ip.info81

 

Outbound traffic (potentially malicious)

 

 

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