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Microsoft Security Intelligence
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953 entries found. Displaying page 44 of 48.
Updated on Dec 20, 2004
Worm:Win32/Gaobot.ZF is a worm that can spread across network connections by breaking weak passwords or by exploiting vulnerabilities described in Microsoft Security Bulletins MS03-001, MS03-007, or MS03-026. After the Trojan copies and runs itself on a remote computer, it connects to an IRC server to receive commands.
Alert level: severe
Updated on Dec 20, 2004
Win32/Mydoom.AB@mm is a mass-mailing worm that sends itself to e-mail addresses it finds on the infected computer.
Alert level: severe
Updated on Dec 21, 2004
Backdoor:Win32/Gaobot.AM is a backdoor Trojan that can spread across network connections by breaking weak passwords or by exploiting vulnerabilities described in Microsoft Security Bulletins MS03-001, MS03-007, or MS03-026. After the Trojan copies and runs itself on a remote computer, it connects to an IRC server to receive commands.
Alert level: severe
Updated on Dec 21, 2004
Worm:Win32/Gaobot.AR is a backdoor Trojan that can spread across network connections by breaking weak passwords or by exploiting vulnerabilities described in Microsoft Security Bulletins MS03-001, MS03-007, or MS03-026. After the Trojan copies and runs itself on a remote computer, it connects to an IRC server to receive commands.
Alert level: severe
Updated on Dec 21, 2004
Win32/Gaobot.ZM is a network worm that can spread across network connections by breaking weak passwords or by exploiting the vulnerability described in Microsoft Security Bulletin MS03-026. The worm has backdoor capabilities, which allows attackers to control the infected computer using IRC channels. The worm also acts as a bot on the IRC network, coordinated through the IRC command, to launch massive distributed denial of service (DDoS) attacks and retrieve personal and system information.
Alert level: severe
Updated on Dec 22, 2004
Backdoor:Win32/Gaobot.Z is a backdoor Trojan that can spread across network connections by breaking weak passwords or by exploiting vulnerabilities described in Microsoft Security Bulletins MS03-001, MS03-007, or MS03-026. After the Trojan copies and runs itself on a remote computer, it connects to an IRC server to receive commands.
Alert level: severe
Updated on Feb 09, 2005
Win32/Mydoom.AN@mm is a mass-mailing worm that targets certain versions of Microsoft Windows. The worm spreads by e-mailing itself to computers and through the ICQ Instant Messenger program. It also disables certain security-related software such as the Windows Firewall and certain antivirus programs.
Alert level: severe
Updated on Feb 24, 2005
Trojan:Win32/Goweh.C is a Trojan that alters several settings in Internet Explorer. It changes the home page and redirects search queries and traffic to other Web pages. Win32/Goweh.C is usually installed on a computer by another Trojan dropper or downloader.
Alert level: severe
Updated on Feb 24, 2005
Trojan:Win32/Goweh.D is a Trojan that alters several settings in Internet Explorer. It changes the home page and redirects search queries and traffic to other Web pages. Win32/Goweh.D is usually installed on a computer by another Trojan dropper or downloader.
Alert level: severe
Updated on Feb 24, 2005
Trojan:Win32/Goweh.E is a Trojan that alters several settings in Internet Explorer. It changes the home page and redirects search queries and traffic to other Web pages. Win32/Goweh.E is normally installed on a computer by another Trojan dropper or downloader.
Alert level: severe
Updated on Feb 24, 2005
Trojan:Win32/Goweh.F is a Trojan that alters several settings in Internet Explorer. It changes the default home page and redirects search queries and traffic to other Web pages. Win32/Goweh.E is normally installed on a computer by another Trojan dropper or downloader.
Alert level: severe
Updated on May 26, 2005
Worm:Win32/Lovgate.E@mm is a worm that copies itself to network shares, and sends a copy of itself as a reply to unread messages in the Microsoft Outlook e-mail Inbox. The worm copies shared subfolders, making itself available for download by common peer-to-peer file sharing applications. In addition, Worm:Win32/Lovgate.E@mm opens a TCP port, and awaits backdoor connections from an attacker.
Alert level: severe
Updated on Jul 16, 2006
Spyware:Win32/Look2Me is a monitoring and download component found in some direct marketing programs. Spyware:Win32/Look2Me installs as a Winlogon Notify Package and uses a system of hidden DLLs that work in concert to resuscitate one another and defeat attempts at removal.
Alert level: high
Updated on Sep 05, 2007
Backdoor:Win32/Nuwar.B is a backdoor Trojan that allows unauthorized access to an infected computer. The Trojan receives commands indirectly from a remote attacker via its connection to a malicious peer-to-peer network. This Trojan also contains advanced stealth functionality that allows it to hide particular files, registry entries and registry values.
Alert level: severe
Updated on Oct 11, 2007
Trojan:Win32/Conhook is a family of Trojans that installs themselves as Browser Helper Objects (BHOs), and connects to the Internet without user consent. They also terminate specific security services, and download additional malware to the computer.
Alert level: severe
Updated on Nov 23, 2007

Windows Defender detects and removes this threat.

This threat has been "obfuscated", which means it has tried to hide its purpose so your security software doesn't detect it.

The malware that lies underneath this obfuscation can have almost any purpose.

Find out ways that malware can get on your PC.

Alert level: severe
Updated on Nov 29, 2007
VirTool:WinNT/Tibs.gen!A is generic detection for drivers used across multiple pieces of malware affiliated with the 'Tibs' malware distribution network. WinNT/Tibs malware uses rootkit methods to hide its presence on an infected computer.
Alert level: severe
Updated on Dec 07, 2006
Alert level: severe
Updated on Dec 07, 2006
Alert level: severe
Updated on Dec 07, 2006
Alert level: severe