cicada3301

First seen
2019-08-01 00:00:00
Malware type
spyware, rat
Family
Malware family
Profile updated
2026-07-07 13:53:24

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

Targeted regions: country_code:us country_code:jp country_code:cn

Context

Cicada3301 is associated with cyber-espionage activities, targeting various sectors such as government, education, and technology. It employs sophisticated spyware and remote access Trojan capabilities to infiltrate and monitor victim networks.

Detection coverage

  • 1 YARA rules

Detection rules

  • MALPEDIA_Win_Cicada3301_Auto (yara-rule)

Reports & references

  • ransomlook.io — Cicada3301 (report)
  • group-ib.com — Cicada3301 (report)
  • Palo Alto Unit 42 — Repellent Scorpius Cicada3301 Ransomware (report)
  • thehackernews.com — Cross Platform Cicada3301 Ransomware (report)
  • cyble.com — Cicada3301 (report)
  • truesec.com — Dissecting The Cicada (report)
  • morphisec.com — Cicada3301 Ransomware Threat Analysis (report)
  • waterisac.org — Ransomware Awareness %E2%80%93 New Ransomware Group %E2%80%9Ccicada3301%E2%80%9D Surfaces Connections Alphv Network (report)
  • intrinsec.com — Tlp Clear 31072025 Shadowsyndicate Infrastructure Illumination En (report)
  • malpedia.caad.fkie.fraunhofer.de — Win.Cicada3301 (report)

External references