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Microsoft Security Intelligence
167 entries found. Displaying page 1 of 9.
Updated on May 05, 2016

Windows Defender detects and removes this threat.

This virus family can give a malicious hacker access to your PC by opening a backdoor connection to an IRC server.

Find out ways that malware can get on your PC.

Also detected as: Win32/Virut(CA)
Alert level: severe
Updated on Jun 15, 2012
Virus:Win32/Virut.gen!epo is a generic detection for a polymorphic and memory-resident file infecting virus that is also capable of allowing unauthorized remote access and control of your infected computer.
Also detected as: Win32/Virut(AVG)
Alert level: severe
Updated on Apr 11, 2011
Virus:Win32/Virut.E is a polymorphic and memory-resident file-infecting virus that infects .EXE and .SCR files on a computer. Win32/Virut.E also opens a backdoor by connecting to an IRC server, allowing an attacker to send commands remotely.
Also detected as: Win32/Virut(ESET),Win32/Virut.Y(AVG),Win32/Virut.10088.B(CA)
Alert level: severe
Updated on Apr 11, 2011
Virus:Win32/Virut.V is a file infector that targets .EXE and .SCR files. It also opens a backdoor by connecting to an IRC server, allowing a remote attacker to download and execute arbitrary files on the infected computer.
Also detected as: Win32/Virut(AVG),Win32/Virut.NAT(ESET),Win32/Virut.6548(CA)
Alert level: severe
Updated on Apr 11, 2011
Virus:Win32/Virut.BB is a polymorphic virus that infects files with the EXE or SCR file extension. It may open a backdoor connection, allowing a remote attacker to download and run files on the infected computer.
Also detected as: Win32/Virut(AVG),Win32/Virut.BL(ESET),Win32/Virut.7205(CA)
Alert level: severe
Updated on Apr 11, 2011
Virus:Win32/Virut.AP is a polymorphic appending file infector that infects files with .EXE and .SCR file extensions and may open a backdoor connection allowing a remote attacker to download and run files on the infected computer.
Also detected as: Win32/Virut(AVG),a variant of Win32/Virut(ESET),Win32/Virut.10699(CA)
Alert level: severe
Updated on Apr 11, 2011
Virus:Win32/Virut.BF is a polymorphic and memory resident file infecting virus that infects .EXE and .SCR files. Win32/Virut.BF also opens a backdoor in the infected system by connecting to an IRC server, allowing a remote attacker to send commands remotely.
Also detected as: Win32/Virut(AVG),Win32/Virut.BT(ESET),Win32/Virut.7153(CA)
Alert level: severe
Updated on Apr 11, 2011
Virus:Win32/Virut.AB is a polymorphic appending virus that infects .EXE and .SCR files. Win32/Virut.AB may additionally connect with a remote Internet Relay Chat (IRC) server and await commands, allowing a remote attacker to download and execute arbitrary files on the infected computer.
Also detected as: Win32/Virut(AVG)
Alert level: severe
Updated on Apr 11, 2011
Virus:Win32/Virut.X is generic detection for a polymorphic file infector that targets .EXE and .SCR files. This virus also opens a backdoor by connecting to an IRC server, allowing a remote attacker to download and execute arbitrary files on the infected computer. It uses advanced techniques to hide infection.
Also detected as: Win32/Virut(AhnLab),Win32/Virut.AO (ESET),Win32/Virut.6562(CA)
Alert level: severe
Updated on Sep 01, 2011
Alert level: severe
Updated on Jun 18, 2020
Alert level: severe
Updated on Apr 11, 2011
Virus:Win32/Virut.BM is a polymorphic file infector that targets .EXE and .SCR files. This virus also opens a backdoor by connecting to an IRC server, allowing a remote attacker to download and execute arbitrary files on the infected computer.
Also detected as: Win32/Virut.NBK(ESET)
Alert level: severe
Updated on Apr 11, 2011
Virus:Win32/Virut.AH is a polymorphic file infector that targets .EXE and .SCR files. This virus also opens a backdoor by connecting to an IRC server, allowing a remote attacker to download and execute arbitrary files on the infected computer.
Also detected as: Win32/Virut.NAJ (ESET),Win32/Virut.10416(CA),Win32/Virut.D(AhnLab)
Alert level: severe
Updated on Apr 11, 2011
Virus:Win32/Virut.L is a polymorphic file infector that targets .EXE and .SCR files. It also opens a backdoor by connecting to an IRC server, allowing a remote attacker to download and execute arbitrary files on the infected computer. 
Also detected as: Win32/Virut.Q (ESET),Win32/Virut.10699 (CA),Win32/Virut.D(AhnLab)
Alert level: severe
Updated on Apr 11, 2011
Virus:Win32/Virut.B is a file infecting virus that infects .EXE and .SCR files accessed on infected systems. Virus:Win32/Virut.B also opens a backdoor by connecting to an IRC server, allowing a remote attacker to download and run files on the infected computer.
Also detected as: Win32/Virut.5131(CA)
Alert level: severe
Updated on May 26, 2010
Virus:Win32/Virut.gen!AI is Microsoft's generic detection for a family of polymorphic, file-appending viruses that target and infect .EXE and .SCR files. Virut variants also have a backdoor functionality by connecting to an IRC server and allowing a remote attacker to download and run files on the infected system.
Also detected as: Win32/Virut.9276(CA)
Alert level: severe
Updated on May 19, 2010
Virus:Win32/Virut.gen!J is a generic detection for files infected by members of the Win32/Virut virus family. Files detected as Virus:Win32/Virut.gen!J are likely to be corrupted remnants, and are unable to perform its infection routine.
Also detected as: Win32/Virut.AC(AVG),Win32/Virut.10632(CA)
Alert level: severe
Updated on Apr 11, 2011
Virus:Win32/Virut.Y is a file infector that targets .EXE and .SCR files. It also opens a backdoor by connecting to an IRC server, allowing a remote attacker to download and execute arbitrary files on the infected computer.
Also detected as: Win32/Virut.AQ(ESET),Win32/Virut.6561(CA)
Alert level: severe
Updated on May 05, 2016

Windows Defender detects and removes this threat.

This threat can give a malicious hacker access and control of your PC to download and run files.

See the Win32/Virut family description for more information.

Also detected as: Win32/Virut.NBP(ESET),Win32/Virut.17408(CA),Win32/Virut.F(AhnLab)
Alert level: severe
Updated on Apr 11, 2011
Win32/Virut.A is a file infecting virus that infects .EXE and .SCR files accessed on infected systems. Win32/Virut.A also opens a backdoor by connecting to an IRC server, allowing a remote attacker to download and run files on the infected computer.
Also detected as: Win32/Virut.5127(CA)
Alert level: severe