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Microsoft Security Intelligence
500 entries found. Displaying page 1 of 25.
Updated on Apr 11, 2011
Backdoor:Win32/IRCbot.BH is a generic detection for a backdoor trojan that connects to an IRC server to receive commands from an attacker. This trojan contains code that exploits vulnerable Windows computers that have not applied Security Bulletin MS08-067.
Alert level: severe
Updated on Apr 11, 2011
WinNT/IRCbot is a generic detection for a component that may be utilized by other malware in order to provide stealth, thus hiding the malware's presence from the affected user. In the wild, we have observed WinNT/IRCbot being utilized by Worm:Win32/Synigh for this purpose.
Alert level: high
Updated on May 12, 2014
Microsoft security software detects and removes this family of threats.
 
This family of backdoor trojans can download and install other malware on your PC. They can also give a malicious hacker access and control of your PC.
Alert level: high
Updated on May 12, 2014

Windows Defender detects and removes this threat.

See the Win32/IRCbot family description for more information.

Alert level: severe
Updated on May 14, 2010
Backdoor:Win32/IRCbot.gen!N is the generic detection for a backdoor trojan that modifies certain system settings, creates services, and connects to various servers to receive commands from a remote attacker.
Alert level: severe
Updated on Sep 13, 2012
Backdoor:Win32/IRCbot.GY is a member of Win32/IRCbot - a broad family of backdoor trojans that allows unauthorized access and control of an affected computer by a remote attacker via IRC.
Alert level: severe
Updated on Oct 15, 2012
Backdoor:Win32/IRCbot.GX is a member of Win32/IRCbot - a broad family of backdoor trojans that allows unauthorized access and control of an affected computer by a remote attacker via IRC.
Alert level: severe
Updated on Feb 29, 2012
Backdoor:Win32/IRCbot.FY is a member of Win32/IRCbot - a broad family of backdoor trojans that allows unauthorized access and control of an affected computer by a remote attacker via IRC.
Alert level: severe
Updated on Dec 14, 2011
Backdoor:Win32/IRCbot.FU is a member of Win32/IRCbot - a broad family of backdoor trojans that allows unauthorized access and control of an affected computer by a remote attacker via IRC.
Alert level: severe
Updated on Oct 02, 2009
Backdoor:Win32/IRCbot.gen!L is a generic detection for a backdoor malware component that injects code into 'explorer.exe' to prevent the deletion of the main malware file.
Alert level: severe
Updated on May 14, 2010
Backdoor:Win32/IRCbot.gen!O is a generic detection for a trojan that allows unauthorized access and control of an affected machine by a remote attacker using IRC. After a computer is infected, the trojan connects to a specific IRC server and joins a specific channel to receive commands from an attacker.  This particular detection may trigger on variants of several different IRC bot families, including Win32/Pushbot and Win32/Synigh.
Alert level: severe
Updated on Aug 27, 2012
Backdoor:Win32/IRCbot.GW is a member of Win32/IRCbot - a broad family of backdoor trojans that allows unauthorized access and control of an affected computer by a remote attacker via IRC.
Alert level: severe
Updated on May 14, 2010
Backdoor:Win32/IRCbot.gen!K is a generic detection for a family of IRC-controlled backdoor trojans. These may perform certain activities when commanded to do so by a remote attacker, such as downloading and executing arbitrary files and collecting system information.
Alert level: severe
Updated on Feb 29, 2012
Worm:Win32/IRCbot.M is a member of Win32/IRCbot - a broad family of backdoor trojans that allows unauthorized access and control of an affected computer by a remote attacker via IRC.
Alert level: severe
Updated on Sep 04, 2012

Backdoor:Win32/IRCbot.gen!Z is a backdoor trojan that connects to an Internet Relay Chat (IRC) server and provides attackers with unauthorized access and control of your computer. It is a member of the Backdoor:Win32/IRCbot family of backdoor trojans.

Alert level: severe
Updated on Oct 15, 2012
Backdoor:Win32/IRCbot.HC is a member of Win32/IRCbot - a broad family of backdoor trojans that allows unauthorized access and control of an affected computer by a remote attacker via IRC.
Alert level: severe
Updated on Nov 12, 2012
Backdoor:Win32/IRCbot.HE is a member of Win32/IRCbot - a broad family of backdoor trojans that allows unauthorized access and control of an affected computer by a remote attacker via IRC.
Alert level: severe
Updated on Oct 23, 2012
Backdoor:Win32/IRCbot.gen!Y is a bot that connects to an Internet Relay Chat (IRC) server and provides attackers with unauthorized access and control of your computer. It attempts to spread via removable drives and network shares, P2P (peer-to-peer) services and IM (instant messaging).

It is a member of the Backdoor:Win32/IRCbot family of bots.

 
Alert level: severe
Updated on May 14, 2010
Backdoor:Win32/IRCbot.gen!S is a generic detection for a number of variants of  the Backdoor:Win32/IRCbot family. Backdoor:Win32/IRCbot is a family of backdoor trojans that allows unauthorized access and control of affected computers.
 
Alert level: severe
Updated on May 14, 2010
Backdoor:WinNT/IRCbot.gen!A is a generic detection for a component that may be utilized by other malware in order to provide stealth, thus hiding the malware's presence from the affected user. In the wild, we have observed WinNT/IRCbot being utilized by Worm:Win32/Synigh for this purpose.
Alert level: severe