Submission Summary:

What's been foundSeverity Level
Produces outbound traffic.
Downloads/requests other files from Internet.

 

Technical Details:

 

File System Modifications

#Filename(s)File SizeFile HashAlias
1 [file and pathname of the sample #1]
%Windir%\yygeym.exe
21,504 bytes MD5: 0x8614D4D2BED4C9646C4AEB88A3578F8E
SHA-1: 0xB470F5C001A92B6836447F4C29E3C8311D628F9F
Mal/Behav-004 [Sophos]
Backdoor.Win32.Inject [Ikarus]
packed with UPX [Kaspersky Lab]

 

Memory Modifications

Process NameProcess FilenameMain Module Size
yygeym.exe%Windir%\yygeym.exe65,536 bytes
[filename of the sample #1][file and pathname of the sample #1]65,536 bytes

Service NameDisplay NameStatusService Filename
Pqrstu Wxyabcde GhiPqrstu Wxyabcde Ghijklmn Pqrs"Running"%Windir%\yygeym.exe

 

Registry Modifications

 

Other details

China

PortProtocolProcess
1033TCPyygeym.exe (%Windir%\yygeym.exe)
1035TCPyygeym.exe (%Windir%\yygeym.exe)
1036TCPyygeym.exe (%Windir%\yygeym.exe)

Remote HostPort Number
139.199.161.2082232
www.ffwlll.win7777
www.ffwlll.cc9999

Server NameServer PortConnect as UserConnection Password
127.0.0.280127.0.0.2127.0.0.2
127.0.0.380127.0.0.3127.0.0.3
127.0.0.480127.0.0.4127.0.0.4

 

Outbound traffic (potentially malicious)

 

 

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