Fenrir

Malware type

ransomware

Family

Malware family

Profile updated

2026-07-07 16:16:35

Context

Fenrir is a type of ransomware that encrypts the victim's files and demands a ransom for the decryption key. Its specific targeting scope is not well-documented, making it potentially a threat to a range of industries and regions.

Detection coverage

• 1 YARA rules

Detection rules

• SIGNATURE_BASE_HKTL_NET_GUID_Fenrir (yara-rule)