Watchdog
Aliases: Thief Libra
- First seen
- 2019-01-27 00:00:00
- Primary motivation
- financial-gain
- Sophistication
- intermediate
- Resource level
- team
- Actor type
- criminal
- Last IoC activity
- 2026-07-18 22:26:55
- Profile updated
- 2026-07-07 12:02:47
Targeted industries: technology-and-telecommunications energy-and-utilities
Context
Thief Libra is a cloud-focused threat group that has a history of cryptojacking operations as well as cloud service platform credential scraping. They were first known to operate on January 27, 2019. They use a variety of custom build Go Scripts as well as repurposed cryptojacking scripts from other groups including TeamTNT. They are currently considered to be an opportunistic threat group that targets exposed cloud instances and applications.
Reports & references
- Palo Alto Unit 42 — Thieflibra (report)