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Trojan:Win32/Emotet.B

First posted on 28 May 2014.
Source: Microsoft

Aliases :

There are no other names known for Trojan:Win32/Emotet.B.

Explanation :

Threat behavior

Installation

Trojan:Win32/Emotet.B copies itself to c:\documents and settings\administrator\application data\microsoft\pkdsetup.exe. The malware creates the following files on your PC:

• c:\documents and settings\administrator\application data\8537768.bat

The malware uses code injection to make it harder to detect and remove. It can inject code into running processes, including the following:

• _avpm.exe
• adware.exe
• antivirus.exe
• asktao.exe
• AUPDATE.EXE
• AVGW.EXE
• avp32.exe
• avpcc.exe
• blackice.exe
• ccenter.exe
• cmd.exe
• DRWEB32.EXE
• egui.exe
• ekrn.exe
• ElementClient.exe
• explorer.exe
• fsav.exe
• game.exe
• InoRT.exe
• kav.exe

Payload

Contacts remote hosts

Trojan:Win32/Emotet.B may contact the following remote hosts using port 8080:

• 173.236.86.214
• 182.253.237.6
• 185.4.66.179
• 192.163.232.235
• 202.143.185.107
• 204.93.183.196
• 31.192.210.86
• 58.97.0.5
• 72.9.156.20
• 80.48.62.18
• 80.91.191.158

Commonly, malware does this to:

• Confirm Internet connectivity
• Report a new infection to its author
• Receive configuration or other data
• Download and run files, including updates or other malware
• Receive instructions from a remote hacker
• Upload data taken from your PC

This malware description was produced and published using automated analysis of file SHA1 9a98a16d31412711b6475c42cac0cf415341fbc0.Symptoms

System changes

The following could indicate that you have this threat on your PC:

• You have these files:
  
  c:\documents and settings\administrator\application data\8537768.bat
  c:\documents and settings\administrator\application data\microsoft\pkdsetup.exe

Last update 28 May 2014

 

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