W32.Mabezat.B!dam is a heuristic detection for corrupted files that are infected with a virus called W32.Mabezat.B.

W32.Sipem!inf is a generic detection for malicious files were identified compromised by W32.Sipem. W32.Sipem!inf will drop a .sys file in the Temp folder and makes it as a service when the threat is executed.

W32/Chir.b@MM is a virus may arrived on computer as an attached file to a spam email messages. W32/Chir.b@MM file infector also propagate on local and remote drives by infecting several file formats. It may display the following message on the infected computer.

Win32.Virut.mtt is a virus that may duplicate itself to create multiple copies on the system directory of the infected computer.  Win32.Virut.mtt will modify registry and create its own entry to ensure that a copy of the virus will be launched when Windows is started.

Bloodhound.Exploit.303 is a heuristic detection for malicious files that will infect computers by exploiting a Microsoft Word Record Parsing Remote Code Execution Vulnerability. Bloodhound.Exploit.303  affects programs such as Microsoft Office 2004 for Mac 0, Microsoft Office 2008 for Mac 0, Microsoft Office Word Viewer 0,
Microsoft Open XML File Format Converter for Mac 0, Microsoft Word 2002 SP3,
Microsoft [...]

W32.Kasticyz is an executable file-infector virus that will compromised files on local drives, network-shared drives and removable USB drives. W32.Kasticyz uses this method to extend infections on other computers.

W32.Exkowen is a virus that may dropped additional malware on already infected computer. W32.Exkowen will infect executable files and tries to spread itself on removable drives and unsecured network shares.

Win32/Protector.C is a virus that was intentionally encrypted to conceal itself from antivirus program and infect a computer without being notice. Win32/Protector.C can block Internet access of the infected computer. It can also connect to a remote computer to further download additional malware.

Packed.Generic.254 is a detection for malicious files that was intentionally obfuscated or encrypted in order to hide them from being detected by an antivirus program. Packed.Generic.254 was applied on threats like Trojan.Vundo and Trojan.Fakeavalert.

W32.Lafee is an information stealer virus and sends the gathered data to a pre-configured remote computer. W32.Lafee spreads on computers by infecting .EXE and .SCR files. It is also capable of downloading another malware from the remote location and execute on compromised computer.