Home Malware Programs Trojans Trojan:Win32/Sirefef.AB

Trojan:Win32/Sirefef.AB

Posted: December 13, 2012

Threat Metric

Threat Level: 9/10
Infected PCs: 13
First Seen: December 13, 2012
OS(es) Affected: Windows

Trojan:Win32/Sirefef.AB is a rootkit Trojan that causes unwanted redirects of the hacked Internet browser to malicious websites used by attackers to make money from the pay-per-click technique. Trojan:Win32/Sirefef.AB hijacks the targeted web browser and makes changes to the browser settings. Trojan:Win32/Sirefef.AB changes search results in any search engine to web-links irrelevant to initial queries and redirects affected PC users to suspicious websites. Trojan:Win32/Sirefef.AB might be difficult to detect and remove from the affected computer system by many security software. Trojan:Win32/Sirefef.AB may also be used by attackers to distribute rogue security applications to vulnerable computers.

Technical Details

File System Modifications

Tutorials: If you wish to learn how to remove malware components manually, you can read the tutorials on how to find malware, kill unwanted processes, remove malicious DLLs and delete other harmful files. Always be sure to back up your PC before making any changes.

The following files were created in the system:



de66cbef71c97f93c842a62514703f67 File name: de66cbef71c97f93c842a62514703f67
Size: 210.95 KB (210952 bytes)
MD5: de66cbef71c97f93c842a62514703f67
Detection count: 56
Group: Malware file
Last Updated: March 5, 2013
f38c5da81c4b99fc693e19c129522041 File name: f38c5da81c4b99fc693e19c129522041
Size: 222.2 KB (222208 bytes)
MD5: f38c5da81c4b99fc693e19c129522041
Detection count: 55
Group: Malware file
Last Updated: March 5, 2013
MSHTA.EXE File name: MSHTA.EXE
Size: 172.03 KB (172033 bytes)
MD5: 9f5ce11f95922de2c86291bdd7153cf5
Detection count: 54
File type: Executable File
Mime Type: unknown/EXE
Group: Malware file
Last Updated: March 5, 2013
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