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.
A dated ledger of actor-claimed victims, campaigns, indicators, identity mappings, relationships, and CVE links. Each date states what it measures. For extensive leak-site histories, victim entries are limited to the 100 most recent distinct listings.
Actor-claimed victim evidence. This listing is not independent confirmation of compromise.
Actor ClaimedTypes: onion.
Exact names and tracking identifiers resolve to this canonical profile. Rebrands, affiliations, and overlapping clusters remain separate confidence-rated relationships.
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