Warezov
Aliases: Opnis, Stration
- Malware type
- worm, botnet
- Family
- Malware family
- Related IoCs
- 24 (1 malicious)
- Last IoC activity
- 2026-10-16 20:58:24
- Profile updated
- 2026-07-07 15:26:05
Context
Warezov, also known as Opnis or Stration, is a worm primarily spreading through email. It often downloads additional malicious payloads and adds infected machines to a botnet.
Detection coverage
- 3 YARA rules
Detection rules
- MALPEDIA_Win_Stration_Auto (yara-rule)
- MALPEDIA_Win_Warezov_Auto (yara-rule)
- DITEKSHEN_MALWARE_Win_Warezov (yara-rule)
Reports & references
- malpedia.caad.fkie.fraunhofer.de — Win.Warezov (report)
- secureworks.com — Warezov (report)