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TrojanSpy:MSIL/Siplog.B


First posted on 06 January 2017.
Source: Microsoft

Aliases :

There are no other names known for TrojanSpy:MSIL/Siplog.B.

Explanation :

Installation
This threat creates files on your PC, including:

  • %APPDATA%\apl\ami.dat
  • %APPDATA%\apl\eoc.exe
  • %APPDATA%\apl\mjf.dat
  • %APPDATA%\apl\vew.dat


It adds the following the registry entry so that it runs each time you start your PC:

In subkey: HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
Sets value: "WindowsUpdate"
With data: "%APPDATA%\apl\eoc.exe c:\users\admini~1\appdata\roaming\apl\bwh-kqb"

The malware uses code injection to make it harder to detect and remove. It can inject code into running processes.

Payload

Collects your sensitive information

This threat can collect your sensitive information without your consent. This can include:
  • The keys you press
  • The applications you open
  • Your web browsing history
  • Your credit card information
  • Your user names and passwords


It can also imitate a legitimate website to lure you into revealing your sensitive information.

Connects to a remote host

We have seen this threat connect to a remote host, including:
  • mail.chemodist.com using port 587
Malware can connect to a remote host to do any of the following:
  • Check for an Internet connection
  • Download and run files (including updates or other malware)
  • Report a new infection to its author
  • Receive configuration or other data
  • Receive instructions from a malicious hacker
  • Search for your PC location
  • Upload information taken from your PC
  • Validate a digital certificate


Additional information

Creates a mutex

This threat creates a mutex on your PC:
  • 7BACF1A8CEE18DDD9370FACA6682B579


It might use this mutex as an infection marker to prevent more than one copy of itself from running on your PC.

This malware description was published using automated analysis of file SHA1 8e5a981715f7563f3af67a960820c6f8bde0ee65.

Last update 06 January 2017

 

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