APT / THREAT GROUP
WatchBog
2
aliases
Last seen:Mar 17, 2026
Intelligence Profile
According to Intezer, this is a spreader module used by WatchBog. It is a dynamically linked ELF executable, compiled with Cython. C&C adresses are fetched from Pastebin. C&C communication references unique identification keys per victim. It contains a BlueKeep scanner, reporting positively scanned hosts to the C&C server (RC4 encrypted within SSL/TLS). It contains 5 exploits targeting Jira, Exim, Solr, Jenkins and Nexus Repository Manager 3.
Threat Analysis
WatchBog is a known-sophistication threat actor of undetermined national origin, engaged in cyber operations with a primary motivation of unknown activity patterns.
External References
Quick Facts
TypeAPT / Threat Group
Aliases2
Also Known As
WatchBogelf.watchbog
External Intelligence
Malpedia: elf.watchbogResearch Links
Data sourced from Malpedia, Ransomware.live, RansomLook, and CTIWATCH OSINT collection. Actor attribution is based on available intelligence and may be incomplete.