UAC-0099
Also known as Earth Sirrush, SHADOW-EARTH-065
Reports
9
First seen
Dec 2, 2025
Last seen
Oct 12, 2026
Motivation
Espionage, Sabotage
Relationships
Filled ◆ = CVE exploited in the wild. Entities that appear together in Signalis reporting — co-mention, not confirmed collaboration. Reports naming many actors at once (weekly roundups) are excluded from relationship edges.
Targeting
Victim regions
×7×7
Ukraine×7
Victim country, only when stated. Corpus is predominantly English-language reporting, so US/EU coverage is overweighted relative to true victim distribution.
Top ATT&CK techniques
T1566 Phishing ×8T1027 Obfuscated Files or Information ×6T1204 User Execution ×5T1005 Data from Local System ×4T1105 Ingress Tool Transfer ×4T1547 Boot or Logon Autostart Execution ×3T1218 System Binary Proxy Execution ×3T1041 Exfiltration Over C2 Channel ×2T1053 Scheduled Task/Job ×2T1082 System Information Discovery ×2T1036 Masquerading ×2T1486 Data Encrypted for Impact ×2
Indicators
filename ×13cve ×12hash_sha1 ×4ip_v4 ×2domain ×2registry_key ×1
Indicator values are available on Pro and via the API.
Associated CVEs
Recent reports
High