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TrojanSpy:MSIL/Plimrost.B


First posted on 04 February 2015.
Source: Microsoft

Aliases :

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

Explanation :

Threat behavior

Installation


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

It uses code injection to launch HackTool:Win32/BrowserPassview and HackTool:Win32/Mailpassview which it uses to steal your passwords.



Connects to a remote host

We have seen this threat connect to a remote host, including:
  • www.godbless.comule.com using port 80
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 can create a mutex on your PC. For example:

  • USrtZIRmIqvnO


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

This malware description was published using automated analysis of file SHA1 fa83ed1000210df2280ae05900ca8b835c2005a4. Symptoms

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

  • The presence of a mutex such as:
    • USrtZIRmIqvnO

Last update 04 February 2015

 

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