# Void Blizzard

> As of 2026-08-02, Void Blizzard is a Russia-nexus threat actor tracked by Threadlinqs Intelligence across 3 threats spanning vulnerability, apt. Also known as LAUNDRY BEAR, UAC-0190. ATT&CK coverage spans 57 techniques across 13 tactics in 3 of 3 tracked threats. Most-observed techniques: T1566 (Phishing), T1583 (Acquire Infrastructure), T1005 (Data from Local System).

- **Nation:** Russia
- **Tracked threats:** 3
- **Categories:** VULNERABILITY, APT
- **Also known as:** LAUNDRY BEAR, UAC-0190
- **As of:** 2026-08-02

## ATT&CK techniques observed

57 techniques observed across 3 of 3 tracked threats. Tactics: Collection (7), Credential Access (7), Stealth (formerly Defense Evasion) (7), Command and Control (6), Discovery (6), Resource Development (6).

- [T1566](https://intel.threadlinqs.com/technique/T1566) Phishing — Initial Access — observed in 3 of 3 tracked threats
- [T1583](https://intel.threadlinqs.com/technique/T1583) Acquire Infrastructure — Resource Development — observed in 3 of 3 tracked threats
- [T1005](https://intel.threadlinqs.com/technique/T1005) Data from Local System — Collection — observed in 2 of 3 tracked threats
- [T1027](https://intel.threadlinqs.com/technique/T1027) Obfuscated Files or Information — Stealth (formerly Defense Evasion) — observed in 2 of 3 tracked threats
- [T1041](https://intel.threadlinqs.com/technique/T1041) Exfiltration Over C2 Channel — Exfiltration — observed in 2 of 3 tracked threats
- [T1059](https://intel.threadlinqs.com/technique/T1059) Command and Scripting Interpreter — Execution — observed in 2 of 3 tracked threats
- [T1071](https://intel.threadlinqs.com/technique/T1071) Application Layer Protocol — Command and Control — observed in 2 of 3 tracked threats
- [T1087](https://intel.threadlinqs.com/technique/T1087) Account Discovery — Discovery — observed in 2 of 3 tracked threats
- [T1098](https://intel.threadlinqs.com/technique/T1098) Account Manipulation — Persistence — observed in 2 of 3 tracked threats
- [T1102](https://intel.threadlinqs.com/technique/T1102) Web Service — Command and Control — observed in 2 of 3 tracked threats
- [T1114](https://intel.threadlinqs.com/technique/T1114) Email Collection — Collection — observed in 2 of 3 tracked threats
- [T1132](https://intel.threadlinqs.com/technique/T1132) Data Encoding — Command and Control — observed in 2 of 3 tracked threats
- [T1140](https://intel.threadlinqs.com/technique/T1140) Deobfuscate/Decode Files or Information — Stealth (formerly Defense Evasion) — observed in 2 of 3 tracked threats
- [T1213](https://intel.threadlinqs.com/technique/T1213) Data from Information Repositories — Collection — observed in 2 of 3 tracked threats
- [T1539](https://intel.threadlinqs.com/technique/T1539) Steal Web Session Cookie — Credential Access — observed in 2 of 3 tracked threats

## Tracked threats

- [Russian TA488 (Void Blizzard / Laundry Bear) Exploits Exchange OWA Zero-Day (CVE-2026-42897) with OWAReaper Backdoor for Long-Term Mailbox Access](https://intel.threadlinqs.com/threat/TL-2026-1763) — CRITICAL
- [Void Blizzard (LAUNDRY BEAR) Russian State-Sponsored Cloud-Espionage Actor — Russian National Denis Nikolayevich Obrezko Charged (June 2026)](https://intel.threadlinqs.com/threat/TL-2026-0796) — HIGH
- [DRILLAPP/Laundry Bear — Ukraine Military Espionage via Microsoft Edge Chrome DevTools Protocol Abuse](https://intel.threadlinqs.com/threat/TL-2026-0242) — HIGH

## Related CVEs

1 CVE referenced by tracked Void Blizzard activity.

- [CVE-2026-42897](https://intel.threadlinqs.com/cve/CVE-2026-42897)

## Full data

Infrastructure, IOC values and detection queries (Splunk SPL / Microsoft KQL / Sigma) require the Threadlinqs MCP server (Purple tier): https://intel.threadlinqs.com/mcp

Canonical: https://intel.threadlinqs.com/actor/Void%20Blizzard