Trojan:Win32/Kovter
Windows Defender detects and removes this threat.
This malware family is well known for being tricky to detect and remove because of its file-less design after infection. They infect your PCs so malware perpetrators can perform click-fraud and install additional malware on your machines.
A trojan is a type of malware that can’t spread on its own. It relies on you to run them on your PC by mistake, or visit a hacked or malicious webpage.
They can steal your personal information, download more malware, or give a malicious hacker access to your PC.
You can read more about this threat on the Microsoft Malware Protection Center (MMPC) blog:
Trojan:Win32/Kovter.A
Trojan:Win32/Kovter.B
Trojan:Win32/Kovter.B is a trojan that can prevent you from accessing your desktop. It might also automatically open a website containing adult content. It can receive commands to a hacker, and send information to the hacker about your PC.
You can read more about this threat on the Microsoft Malware Protection Center (MMPC) blog:
Trojan:Win32/Kovter.C
Windows Defender detects and removes this threat.
It lets a malicious hacker access and control your PC from a command and control server (C&C).
It also lowers the security settings for Internet Explorer.
You can read more about this threat on the Microsoft Malware Protection Center (MMPC) blog:
Trojan:Win32/Kovter.E
Microsoft security software detects and removes this threat.
This threat can steal your personal information, such as your online passwords. It can also lower your Internet Explorer security settings and use your PC for click fraud.
It can be installed downloaded by other malware, such as TrojanDownloader:Win32/Kuluoz.
You can read more about this threat on the Microsoft Malware Protection Center (MMPC) blog: