SiennaBlue
Aliases: H0lyGh0st, HolyLocker
- First seen
- 2021-07-01 00:00:00
- Malware type
- ransomware
- Family
- Malware family
- Profile updated
- 2026-07-07 13:12:07
Targeted industries: government-and-public-sector financial-services technology-and-telecommunications healthcare-and-pharmaceutical manufacturing
Context
Ransomware used by threat actor group DEV-0530, attributed by MSTIC to North Korean origin.
Detection coverage
- 1 YARA rules
Detection rules
- SEKOIA_Apt_Andariel_Siennablue (yara-rule)
Reports & references
- CISA — Aa23 040A (report)
- blogs.blackberry.com — H0Lygh0St Ransomware (report)
- Microsoft — North Korean Threat Actor Targets Small And Midsize Businesses With H0Lygh0St Ransomware (report)
- picussecurity.com — H0Lygh0St North Korean Threat Group Strikes Back With New Ransomware (report)
- media.defense.gov — Csa Ransomware Attacks On Ci Fund Dprk Activities (report)
- malpedia.caad.fkie.fraunhofer.de — Win.Sienna Blue (report)
- malpedia.caad.fkie.fraunhofer.de — Win.Sienna Purple (report)