Obscura
Obscura is a ransomware strain observed in 2025, written in Go and specifically targeting Windows domain controllers via the SYSVOL/NETLOGON share, using Curve25519 + XChaCha20 encryption with double-extortion tactics and a 10-day payment deadline.
Victims
33
First Victim
2025-07-16
(est. attack date)
Discovery Date
2025-09-05
Last Seen
2026-01-11
Inactive Since
229
days
Avg Delay
15.8
days
Infostealer
34.4%
victims with domain
Countries
14
hit
Uptime
0.0% avg (30d)
Attack Velocity — Last 12 months (based on attack estimated date if available)
Known Locations (1)
| Favicon | Title | Type | Available | Last Visit | Server Info | FQDN | Status | |
|---|---|---|---|---|---|---|---|---|
|
Obscura Leaks Blog | No | 2026-08-22T08:22:11 |
obscurad3aphckihv7wptdxvdnl5emma6t3vikcf3c5oiiqndq6y6xad.onion
|
Target
Top 5 Activity Sectors
- Professional Services 7
- Technology 6
- Energy & Utilities 4
- Healthcare 4
- Manufacturing 3
Top 5 Countries
-
United States
6
-
Malaysia
5
-
Denmark
3
-
Thailand
3
-
Egypt
2
Heatmap
Ransom Notes (1)
YARA Rules (1)
Indicators of Compromise (IoCs) (3)
Hash SHA256
1
Tox
2
Victims (33)
STC Concrete Product Public Company Limited engages in the manufacture and distribution of precast c…
Ace Forwarding offers several methods of protecting your freight. Full-service crating and repackagi…
STARTEK is a worldwide leading company in the fingerprint identification industry, dedicated to deve…
StanleyCo Malaysia provides expert accounting, tax advisory, company incorporation, and compliance s…
We present the new version of Obscura 2.0. Faster encryption mechanisms, bugs fixed in the first ver…
Revenue: $221.7kk | Leak Size: 2 GB | Status: Pending | Time Left: 6d 17h 27m 32s…
Revenue: $31.2kk | Leak Size: 250 GB | Status: Pending | Time Left: 8d 3h 57m 25s…
Revenue: $41.8kk | Leak Size: 6 GB | Status: Pending | Time Left: 7d 18h 57m 21s…
Revenue: $25.2kk | Leak Size: 80 GB | Status: Pending | Time Left: 8d 6h 57m 24s…
RelationMedia A/S is the leading agency in Denmark within sales forces, merchandising, marketing, da…
Rulmaksan Makina is a company that operates in the Consumer Services industry.…
The Fixing Company is an Irish provider of premium fixing solutions specifically designed for the co…
Der WasserZweckVerband Warndt ist ein kommunaler Zweckverband, dessen Hauptaufgabe die Trinkwasserve…
Specializes in real estate development, contracting, and investment services. The company aims to se…