Backdoor.MSIL.XWorm.knb

BackdoorMSIL
Detection added: 12.11.2026 17:15:19 (GMT+2)
MD5: 9B4EC44CEAE97DB109FDB0AD5B23590C
SHA1: A320DE3DB70F40DC770A9FA16A3BE6CE8DD2BBE6

Behavior: Backdoor Trojan

Backdoor Trojans provide the author or hacker with remote administration of victim machines. Backdoors can be instructed to send, receive, execute and delete files, harvest confidential data from the computer, log activity on the computer and more.

Platform: MSIL

MSIL (.NET Common Intermediate Language).

Systems affected: Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows XP, Windows Vista, Windows 7 (x86/x64), Windows 8 (x86/x64), Windows 10 (x86/x64), Windows 11 (x86/x64)

NOTE: The hash is only listed for the first detected malicious file. SHA/MD5 hash is not intended as a security/antivirus solution; it provides additional information that allows you to identify known malware files.

How to prevent infection

  • Use up-to-date antivirus software.
  • Install the latest updates for your operating system and installed software.
  • Use strong passwords and password management software.
  • Use caution when opening attachments, accepting file transfers and clicking on links to web pages.

Learn more