← All ransomware groups

Ransomware group profile · #257 by claimed victims

Blacktor ransomware

Blacktor is a low-profile data breach and extortion group active around 2021 with a Tor-based leak site, claiming victims in Indonesia, Italy, Venezuela, and the US, with minimal public threat-intelligence coverage.

Active First seen Dec 2021
4Victims claimed on leak sites
0Victims in the last 30 days
0Victims in the last 90 days
0Countries hit
1Leak-site URLs tracked, 0 online
30 Dec 2021Latest claim recorded

Victimology

Who Blacktor claims to have breached, from 4 leak-site posts recorded by VULONE.

Claims per month last 12 months

Oct 2025: 0OctNov 2025: 0Dec 2025: 0Jan 2026: 0JanFeb 2026: 0Mar 2026: 0Apr 2026: 0AprMay 2026: 0Jun 2026: 0Jul 2026: 0JulAug 2026: 0Sep 2026: 0

Top sectors

Retail & E-Commerce2
Education1
Financial Services1

Top countries

No country data yet.

Latest claimed victims 4 most recent

VictimSectorCountryClaimed
ticketclub-it Retail & E-Commerce 30 Dec 2021
bankjatim-co-id Financial Services 30 Dec 2021
salesplaypos-com Retail & E-Commerce 30 Dec 2021
unexca-edu-ve Education 30 Dec 2021

All 4 Blacktor victims, searchable

Full victim list with claim posts, domains, timing and exports, plus the negotiation chats and leak-site screenshots VULONE archives for this crew.

Start free Sign in

Tactics, techniques and procedures

ATT&CK technique mapping for Blacktor is in progress. Victimology, infrastructure status and leak-site tracking are live above.

Indicators, detections and the full playbook

Hashes, C2 addresses, onion services, Sigma and YARA detections per technique, and the negotiation transcripts are available to signed-in analysts.

See full IOCs

Frequently asked

Is Blacktor ransomware still active?
Blacktor is tracked as active. The most recent leak-site claim VULONE recorded is dated 30 December 2021.
How many victims has Blacktor claimed?
VULONE has recorded 4 leak-site victim claims attributed to Blacktor since December 2021, across 0 countries and 3 sectors.
Which industries does Blacktor target?
The sectors most often named on the Blacktor leak site are Retail & E-Commerce, Education, Financial Services.
Which countries are most affected by Blacktor?
Country data for Blacktor victims is not yet available.
Where does VULONE get Blacktor victim data?
Claims are collected continuously from the group's own leak sites and cross-checked with ransomware.live and RansomLook. A claim is the group's assertion, not a confirmed breach.

Other ransomware groups

Victim claims are collected from leak sites and enrichment partners (ransomware.live, RansomLook) and represent the group's own assertions, not confirmed breaches. Profile last updated 16 September 2026. Questions or corrections: [email protected].