Published Sep 18, 2013|Updated Sep 15, 2017

Trojan:Win32/Sefnit.AS

Severe |Detected with Windows Defender Antivirus

Aliases: Win32/InstallBrain.AK (ESET) Backdoor.Mevade (Symantec) BKDR_MEVADE.A (Trend Micro) TR/Mevade.A (Avira) Trojan.Win32.Mevade (Ikarus) Trojan/Win32.ADH (AhnLab) Trojan-Downloader.Win32.AVDisguise.a (Kaspersky) winpe/Mevade.A (Norman)

Summary

Windows Defender detects and removes this threat.

It uses your PC to do click fraud. It does this in the background, so you may not notice anything unusual.

If this threat is detected on your PC, it's likely you're infected with other malware from the Win32/Sefnit family. This malware family can give a malicious hacker access to your PC to download files and other malware.

This threat can be downloaded onto your PC by other malware, or it might have been bundled together with other software. Other variants of Win32/Sefnit are also downloaded through peer-to-peer sharing networks.

 

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