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Ransomware group profile · #322 by claimed victims

Synack ransomware

SynAck is a sophisticated ransomware operation first spotted in 2017, known for using hybrid ECIES encryption and the Doppelganging process injection technique to evade detection; in August 2021 the group rebranded as El_Cometa, transitioning to a full RaaS model and releasing master decryption keys for prior victims.

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

Victimology

Who Synack claims to have breached, from 1 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

Technology1

Top countries

India1

Latest claimed victims 1 most recent

VictimSectorCountryClaimed
Maharashtra Industrial Development Corporation (MIDC) IT systems Technology IN 21 Mar 2021

All 1 Synack 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.

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Tactics, techniques and procedures

ATT&CK technique mapping for Synack 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 Synack ransomware still active?
Synack is tracked as active. The most recent leak-site claim VULONE recorded is dated 21 March 2021.
How many victims has Synack claimed?
VULONE has recorded 1 leak-site victim claims attributed to Synack since March 2021, across 1 countries and 1 sectors.
Which industries does Synack target?
The sectors most often named on the Synack leak site are Technology.
Which countries are most affected by Synack?
Most Synack victims recorded by VULONE are located in India.
Where does VULONE get Synack 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].