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Trojan:Win32/Sefnit!cfg
Aliases: No associated aliases
Summary
Windows Defender detects and removes this threat.
It is a file used by Trojan:Win32/Sefnit.gen!D, which is part of the Win32/Sefnit family of trojans. These trojans can let a hacker access your PC, download files, and use your PC and Internet connection for click fraud.
This threat might have gotten on your PC from a bad or infected file on the eMule peer-to-peer network.
The following free Microsoft software detects and removes this threat:
- Microsoft Defender Antivirus for Windows 10 and Windows 8.1, or Microsoft Security Essentials for Windows 7 and Windows Vista
- Microsoft Safety Scanner
- Microsoft Windows Malicious Software Removal Tool
Even if we've already detected and removed this particular threat, running a full scan might find other malware that is hiding on your PC.
You can also visit the Microsoft virus and malware community or our advanced troubleshooting page for more help.
If you’re using Windows XP, see our Windows XP end of support page.