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Published Aug 18, 2010 | Updated Sep 15, 2017

Rogue:Win32/FakeFast

Detected by Microsoft Defender Antivirus

Aliases: Win-Trojan/Bypassagent.979968 (AhnLab) TR/FraudPack.aupv (Avira) Win32/Adware.FastAntivirus.A (ESET) Trojan.Win32.FraudPack.aupv (Kaspersky) Adware/A-FastAntivirus (Panda) A-FastAntivirus.FakeFast (Sunbelt Software) CoreGuardAntivirus2009 (Symantec) A-Fast Antivirus (other) Trojan:Win32/FakeFast (other)

Summary

Win32/FakeFast is a family of programs that claims to scan for malware and displays fake warnings of "malicious programs and viruses". They then inform the user that they need to pay money in order to remove these non-existent threats.
To detect and remove this threat and other malicious software that may be installed in your computer, run a full-system scan with an up-to-date antivirus product such as the following:
 
 
For more information on antivirus software, see http://www.microsoft.com/windows/antivirus-partners/.
Removing a program exception
This threat may add a malware program to the Windows Firewall exception list. To remove the program exception, follow these steps:
 
For Windows 7:
1) Click Start, select Control Panel, then System and Security.
2) Select Windows Firewall.
3) On the left-hand menu, select Allow a program through Windows Firewall. If you are prompted for an administrator password or confirmation, type the password or provide confirmation.
4) Click Change Settings. If you are prompted for an administrator password or confirmation, type the password or provide confirmation.
5) Select "afast" from the list of allowed programs and features. Click Remove.
6) Click OK.
 
For Windows Vista:
1) Click Start, select Control Panel, then Security Center.
2) On the left-hand menu, select Windows Firewall.
3) On the left-hand menu, select Allow a program through Windows Firewall. If you are prompted for an administrator password or confirmation, type the password or provide confirmation.
4) Select "afast" from the list of allowed programs and features. Click Delete.
5) Click OK.
 
For Windows XP:
1) Use an administrator account to log on.
2) Click Start, select Run, type wscui.cpl, and then click OK.
3) In Windows Security Center, click Windows Firewall.
4) On the Exceptions tab, click "afast" and then click Delete.
5) Click OK.
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