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TrojanSpy:MSIL/Wuvsked.A


First posted on 21 February 2017.
Source: Microsoft

Aliases :

There are no other names known for TrojanSpy:MSIL/Wuvsked.A.

Explanation :

Installation
This threat can create files on your PC, including:

  • %LOCALAPPDATA%\wvsscheduler.exe
  • \desktop.lnk


This threat can make changes to scheduled tasks on your PC, including:
  • Launching tasks
  • Creating tasks
  • Deleting tasks


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:
  • sumsf.system-ns.net using port 1991
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 one or more mutexes on your PC. For example:
  • {C20CD437-BA6D-4ebb-B190-70B43DE3B0F3}
  • Microsoft.EXE


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 3131c38176b4d3aada008fcc01cb38f6b39da531.

Last update 21 February 2017

 

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