Submission Summary:

What's been foundSeverity Level
Produces outbound traffic.
Contains characteristics of an identified security risk.

 

Technical Details:

 

Possible Security Risk

Threat CategoryDescription
A malicious backdoor trojan that runs in the background and allows remote access to the compromised system

 

File System Modifications

#Filename(s)File SizeFile HashAlias
1 [file and pathname of the sample #1]
%System%\yygeym.exe
29,696 bytes MD5: 0xCEECD0977E1D16F620EB4ECD149F2156
SHA-1: 0x5DEA0C350AA6F82C214E860D854C07B9AD148FAA
Backdoor.Nitol [Symantec]
Troj/Dloadr-DNE [Sophos]
Trojan:Win32/ServStart.gen!A [Microsoft]
Trojan.Win32.ServStart [Ikarus]

 

Memory Modifications

Process NameProcess FilenameMain Module Size
yygeym.exe%System%\yygeym.exe36,864 bytes
[filename of the sample #1][file and pathname of the sample #1]36,864 bytes

Service NameDisplay NameStatusService Filename
NationalmnmNationalssa Instruments Domain Service"Running"%System%\yygeym.exe

 

Registry Modifications

 

Other details

PortProtocolProcess
1033TCPyygeym.exe (%System%\yygeym.exe)
1034TCPyygeym.exe (%System%\yygeym.exe)

Remote HostPort Number
www.wpywz.top88
shenguiling.com8511

 

Outbound traffic (potentially malicious)

 

 

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