Are you aware of a recent "Flame" virus in Firefox looking like Microsoft Security Signature Block?
At the end of August I received a Microsoft Security Signature box on screen that looked like the ones you receive to authorize an update. I mistakenly clicked on it to authorize it. It immediately started a massive download on my server. I have been trying to get rid of it with no luck. I just noticed it is beginning again. have to sign off.
- User Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; Trident/7.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; Media Center PC 6.0; .NET4.0C; .NET4.0E; MANM; rv:11.0) like Gecko
If you are using windows, try this;
Sometimes a problem with Firefox may be a result of malware installed on your computer, that you may not be aware of.
You can try these free programs to scan for malware, which work with your existing antivirus software:
- Microsoft Safety Scanner
- MalwareBytes' Anti-Malware
- Anti-Rootkit Utility - TDSSKiller
- AdwCleaner (for more info, see this alternate AdwCleaner download page)
- Hitman Pro
- ESET Online Scanner
Microsoft Security Essentials is a good permanent antivirus for Windows 7/Vista/XP if you don't already have one.
Further information can be found in the Troubleshoot Firefox issues caused by malware article.
Did this fix your problems? Please report back to us!