UAC-0099

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Reports

First seen

Dec 2, 2025

Last seen

Jul 24, 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

Sectors

Other ×1 Government ×1

Victim regions

×2

Ukraine×2

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 ×3T1547 Boot or Logon Autostart Execution ×2T1027 Obfuscated Files or Information ×2T1204 User Execution ×2T1053 Scheduled Task/Job ×2T1041 Exfiltration Over C2 Channel ×2T1005 Data from Local System ×2T1218 System Binary Proxy Execution ×2T1190 Exploit Public-Facing Application ×1T1219 Remote Access Software ×1T1486 Data Encrypted for Impact ×1T1498 Network Denial of Service ×1

Indicators

cve ×8filename ×7domain ×2

Indicator values are available on Pro and via the API.

Associated CVEs

CVE-2024-20353 (exploited)CVE-2024-20359 (exploited)CVE-2025-20333 (exploited)CVE-2025-20362 (exploited)CVE-2025-49113 (exploited)CVE-2025-56383 (exploited)CVE-2025-66376 (exploited)CVE-2026-8496 (exploited)

Recent reports

High