Turla SilentMoon
Aliases: BigBoss, Cacao, GoldenSky, HyperStack
- First seen
- 2019-11-01 00:00:00
- Malware type
- rat
- Family
- Malware family
- Last IoC activity
- 2026-07-16 09:06:50
- Profile updated
- 2026-07-07 12:38:21
Targeted industries: government-and-public-sector energy-and-utilities
Targeted regions: country_code:ru country_code:de country_code:fr
Context
Turla SilentMoon, also known as BigBoss, is a sophisticated remote access trojan linked to the cyber-espionage group Turla. It is primarily used to target government and energy sectors across Europe, employing advanced techniques for data exfiltration and persistent access.
Detection coverage
- 1 YARA rules
Detection rules
- ARKBIRD_SOLG_APT_Turla_Bigboss_Apr_2021_1 (yara-rule)
Reports & references
- pwc.co.uk — Pwc Cyber Threats 2020 A Year In Retrospect (report)
- cocomelonc.github.io — Malware Pers 7 (report)
- accenture.com — Turla Belugasturgeon Compromises Government Entity (report)
- malpedia.caad.fkie.fraunhofer.de — Win.Turla Silentmoon (report)
- emanueledelucia.net — The Bigboss Rules Something About One Of The Uroburos Rpc Based Backdoors (report)
- twitter.com — 1304187749373800455 (report)