Published Jun 30, 2011|Updated Sep 15, 2017


Alert level: Severe Detected with Windows Defender Antivirus

Also detected as: Win32/Kryptik (ESET) Sefnit (McAfee) W32/Vundo (Norman) Win32.Genome (Kaspersky) Trojan.Alyak (Rising AV) Trojan.Click (Dr.Web) TROJ_TRACUR (Trend Micro)

Windows Defender detects and removes this threat.

This threat is a component of Win32/Tracur, which is a family of trojans that redirect web search queries to malicious URLs, download and run and other files, including other malware, and let backdoor access and remote control.

The purpose of this redirection may be to earn revenue for the malware's authors via online advertisement fraud. The trojans hijack search result links from the following search engines, and redirect you to a different result than where you were intending to go:

  • Alltheweb
  • Altavista
  • AOL
  • Ask
  • Bing
  • Gigablast
  • Google
  • Hotbot
  • Lycos
  • Netscape
  • Snap
  • Yahoo
  • Youtube


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