Home Malware Programs Trojans Trojan:Win32/Sirefef.AH

Trojan:Win32/Sirefef.AH

Posted: April 5, 2012

Threat Metric

Ranking: 7,882
Threat Level: 1/10
Infected PCs: 2,757
First Seen: April 5, 2012
Last Seen: October 12, 2023
OS(es) Affected: Windows

Trojan:Win32/Sirefef.AH is a Trojan downloaded on the infected computer as a Java update. An affected PC user is usually offered to update Java, and if he/she decides to upload the offered content, a Java update will be replaced with Trojan:Win32/Sirefef.AH. Trojan:Win32/Sirefef.AH makes Firefox and other web browsers to upload voice ads and sets on the web browser on the affected PC numerous unwanted resources. The URLs supported by Trojan:Win32/Sirefef.AH are mostly insecure; thus, more malware threats can be dropped because of the website of the corrupted PC connecting to the doubtful and evidently infected web pages. Uninstall Trojan:Win32/Sirefef.AH by using a reputable security tool.

Technical Details

Additional Information

The following directories were created:
%localappdata%\BrarvaSpeedup%programfiles%\BrarvaSpeedup
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