Earthworm

Malware type
webshell
Family
Malware family
Last IoC activity
2026-06-29 00:44:50
Profile updated
2026-07-07 13:17:04

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

Context

According to Cisco Talos, Earthworm is network tunneling tool that has extensively been used by Chinese-speaking threat actors in intrusions to expose internal endpoints to attacker-owned remote infrastructure.

Detection coverage

  • 3 YARA rules

Detection rules

  • SEKOIA_Hacktool_Earthworm_Strings (yara-rule)
  • SIGNATURE_BASE_MAL_Earthworm_Socks_Proxy_ID_Generation (yara-rule)
  • MALPEDIA_Win_Earthworm_Auto (yara-rule)

Reports & references

  • Cisco Talos — Uat 8837 (report)
  • malpedia.caad.fkie.fraunhofer.de — Win.Earthworm (report)

External references