belsen group

Malware type
rat, spyware
Family
Malware family
Profile updated
2026-07-07 13:54:55

Targeted industries: government-and-public-sector technology-and-telecommunications

Targeted regions: country_code:us country_code:cn

Context

Belsen Group, also known as Belesn Group, is a cyber-espionage operation primarily targeting government and technology sectors. It utilizes RAT and spyware capabilities to infiltrate networks and exfiltrate data.

Reports & references

  • ransomlook.io — Belsen Group (report)
  • outpost24.com — Belsen Group Threat Group (report)
  • fortinet.com — Analysis Of Threat Actor Data Posting (report)
  • rapid7.com — Etr Fortinet Firewalls Hit With New Zero Day Attack Older Data Leak (report)
  • watchguard.com — Belsen Group (report)
  • kela.com — Could The Belsen Group Be Associated With Zerosevengroup (report)
  • securityweek.com — Are Threat Groups Belsen And Zerosevengroup Related (report)

External references