Worm:Win32/Arhost.A is a worm - a self-propagating program that can spread itself from one computer to another. Worms may spread themselves via a variety of different channels in order to compromise new machines. Commonly, worms may spread directly by copying themselves to removable or network drives, or by attempting to exploit particular vulnerabilities on targeted machines. Worms also often attempt to spread via platforms that require user interaction in order to run. They may send themselves as an attachment to an email or an instant message, or send a link to a copy of themselves in the body of a message. In these cases the message needs to be convincing enough to encourage the victim to click on the link or attachment and run or download a copy of the worm.

Worm:Win32/Autorun.AEJ is a worm - a self-propagating program that can spread itself from one computer to another. Worms may spread themselves via a variety of different channels in order to compromise new computers. Variants of Worm:Win32/Autorun usually spread using methods that include, but may not be limited to, copying themselves to removable or network drives, and placing an autorun.inf file in the root directory of each affected drive in an attempt to ensure that the worm is run when the removable drive is attached, or the network drive is visited from a remote system supporting the Autorun feature.

Worm:Win32/Dodinsom.A is a worm - a self-propagating program that can spread itself from one computer to another. Worms may spread themselves via a variety of different channels in order to compromise new computers. Commonly, worms may spread directly by copying themselves to removable or network drives, or by attempting to exploit particular vulnerabilities on targeted computers. Worms also often attempt to spread via platforms that require user interaction in order to run. They may send themselves as an attachment to an email or an instant message, or send a link to a copy of themselves in the body of a message. In these cases the message needs to be convincing enough to encourage the victim to click on the link or attachment and run or download a copy of the worm.

Worm:Win32/Autorun.ABM is a worm - a self-propagating program that can spread itself from one computer to another. Worms may spread themselves via a variety of different channels in order to compromise new computers. Variants of Worm:Win32/Autorun usually spread using methods that include, but may not be limited to, copying themselves to removable or network drives, and placing an autorun.inf file in the root directory of each affected drive in an attempt to ensure that the worm is run when the removable drive is attached, or the network drive is visited from a remote system supporting the Autorun feature.

TrojanDownloader:Win32/Small.gen!BJ is the detection for a trojan that downloads and executes arbitrary files from the Internet without the user's consent.

Worm:Win32/Autorun.ADA is a worm - a self-propagating program that can spread itself from one computer to another. Worms may spread themselves via a variety of different channels in order to compromise new computers. Variants of Worm:Win32/Autorun usually spread using methods that include, but may not be limited to, copying themselves to removable or network drives, and placing an autorun.inf file in the root directory of each affected drive in an attempt to ensure that the worm is run when the removable drive is attached, or the network drive is visited from a remote system supporting the Autorun feature.

Worm:Win32/Autorun.ZP is a worm - a self-propagating program that can spread itself from one computer to another. Worms may spread themselves via a variety of different channels in order to compromise new computers. Variants of Worm:Win32/Autorun usually spread using methods that include, but may not be limited to, copying themselves to removable or network drives, and placing an autorun.inf file in the root directory of each affected drive in an attempt to ensure that the worm is run when the removable drive is attached, or the network drive is visited from a remote system supporting the Autorun feature.

TrojanDownloader:Win32/Tesefo.A is a trojan that attempts to download arbitrary files from the remote server "che.qianma.info".

Windows Defender detects and removes this threat.

The threat, also known as DarkComet, is a remote access tooll (RAT) that allows attackers to take control of your PC to perform various specific functions, such as record your information or download other malware.

This threat might have got on your PC from an installer program or other malware.

Find out ways that malware can get on your PC.   

TrojanDownloader:Win32/Delf.MU is a trojan that attempts to download malware from a remote server.

Backdoor:Win32/Cycbot.A is a backdoor trojan that allows attackers unauthorized access and control of an affected computer. After a computer is infected, the trojan connects to a specific remote server to receive commands from attackers. Commands can instruct the trojan to spread to other computers by scanning for network shares with weak passwords, exploiting Windows vulnerabilities, or possibly spreading through backdoor ports opened by other families of malicious software. The trojan may also allow attackers to perform other backdoor functions, such as launching denial of service (DoS) attacks and retrieving system information from infected computers.

Windows Defender detects and removes this threat.

 

This threat can download and install programs, including other malware, on your PC without your consent.

 

Find out ways that malware can get on your PC.  

TrojanDownloader:Win32/Bulilit.A is a trojan that silently downloads and installs other programs without consent. This could include the installation of additional malware or malware components to an affected computer.

Microsoft Defender Antivirus detects and removes this worm.

Worms automatically spread to other PCs. They can do this in a number of ways, including by copying themselves to removable drives, network folders, or spreading through email.

Find out ways that malware can get on your PC.

Windows Defender detects and removes this threat.

This threat can steal your personal information, such as your user names and passwords. It sends the stolen information to a malicious hacker.

Find out ways that malware can get on your PC.

Microsoft Defender Antivirus detects and removes this threat.

This threat can give a malicious hacker unauthorized access and control of your PC.

Find out ways that malware can get on your PC.

Microsoft security software detects and removes this worm.

Worms automatically spread to other PCs. They can do this in a number of ways, including by copying themselves to removable drives, network folders, or spreading via email.

Find out ways that malware can get on your PC.

Windows Defender detects and removes this threat.

This worm can make changes to your PC's security settings and contact a remote host for further instructions.

Find out ways that malware can get on your PC.  

Windows Defender Antivirus detects and removes this threat.

 

This worm can modify system policies, delete files, and download other malware.

 

It can arrive on your PC attached to a spam email message, and install copies of itself in drives C: to H:, as well as in folders with certain names.

 

Find out ways that malware can get on your PC.