OwaAuth
MITRE ATT&CK: S0072 View on attack.mitre.org
Aliases: luckyowa, OwaAuth
- First seen
- 2015-10-01 00:00:00
- Malware type
- webshell, credential-stealer
- Family
- Malware family
- Operating systems
- windows
- Profile updated
- 2026-07-07 12:37:07
Targeted industries: government-and-public-sector technology-and-telecommunications
Targeted regions: country_code:us country_code:cn country_code:ru
Context
OwaAuth is a Web shell and credential stealer deployed to Microsoft Exchange servers that appears to be exclusively used by Threat Group-3390.
Detection coverage
- 103 Sigma rules
Malware & tools used
- Web Shell (attack-pattern)
- Match Legitimate Resource Name or Location (attack-pattern)
- Keylogging (attack-pattern)
- File and Directory Discovery (attack-pattern)
- Timestomp (attack-pattern)
- Archive via Custom Method (attack-pattern)
- IIS Components (attack-pattern)
- Web Protocols (attack-pattern)
Reports & references
- secureworks.com — Threat Group 3390 Targets Organizations For Cyberespionage (report)
- secureworks.com — Bronze Union (report)
- malpedia.caad.fkie.fraunhofer.de — Win.Owaauth (report)
- threatpost.com — 114925 (report)
- MITRE ATT&CK — S0072 (report)