HOMETHREATSVIKING SPIDER
APT / THREAT GROUP💰 FINANCIALHIGH

VIKING SPIDER

1
aliases
Last seen:Mar 17, 2026

Intelligence Profile

VIKING SPIDER is the criminal group behind the development and distribution of Ragnar Locker ransomware. While public reporting indicates the group began threatening to leak victim data in February 2020, a DLS was not observed until April 2020. The DLS is hosted on Tor, and similar to other actors, proof of data exfiltration is provided before the stolen data is fully leaked. It was also noted that On Dec. 22, 2020, a new post made to MountLocker ransomware’s Tor-hosted DLS was titled 'Cartel News' and included details of a victim of VIKING SPIDER’s Ragnar Locker

Threat Analysis

VIKING SPIDER is a high-sophistication threat actor of undetermined national origin, engaged in cyber operations with a primary motivation of financial.

Financially motivated threat actors like VIKING SPIDER prioritize monetary gain through methods such as ransomware deployment, banking trojans, cryptocurrency theft, BEC scams, or credential harvesting for resale on underground markets.

With high sophistication, VIKING SPIDER is capable of targeted intrusions using adapted commodity tools alongside custom implants, maintaining operational security and evading standard detection mechanisms.

External References

Quick Facts

TypeAPT / Threat Group
Motivation💰 financial
Sophisticationhigh
Aliases1
SourceMalpedia

Also Known As

VIKING SPIDER

Research Links

Data sourced from Malpedia, Ransomware.live, RansomLook, and CTIWATCH OSINT collection. Actor attribution is based on available intelligence and may be incomplete.