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 %Windir%\rebfec.exe
[file and pathname of the sample #1]
19,936 bytes MD5: 0xDCAD6ABE1FE26567FCCA4B9BE0E74AFE
SHA-1: 0xB825860FD8CAFBC5B17E219D7963370D31C5B4E4
Suspicious.MH690 [Symantec]
Mal/Behav-004 [Sophos]
packed with FSG [Kaspersky Lab]

 

Memory Modifications

Process NameProcess FilenameMain Module Size
rebfec.exe%Windir%\rebfec.exe69,632 bytes
[filename of the sample #1][file and pathname of the sample #1]69,632 bytes

Service NameDisplay NameStatusService Filename
.Net CLRMicrosoft .Net Framework COM+ Support"Running"%Windir%\rebfec.exe

 

Registry Modifications

 

Other details

China

PortProtocolProcess
1033TCPrebfec.exe (%Windir%\rebfec.exe)
1035TCPrebfec.exe (%Windir%\rebfec.exe)
1036TCPrebfec.exe (%Windir%\rebfec.exe)

Remote HostPort Number
103.42.29.908888
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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