quantum
Active since 2021-09-09
Unverified threat-actor claim — not a regulatory filing
Attribution, victim identity, and counts shown here derive from quantum's public extortion-blog claims, aggregated by ransomware.live. They have not been validated by the victim or any regulator. Treat them as the threat actor's assertion until a regulatory filing or victim disclosure corroborates them.
According to ransomware.live, the group claims:
Quantum ransomware, active from mid-2021 through 2022, was a rebrand of the MountLocker/AstroLocker/XingLocker lineage that operated as RaaS, known for extremely fast attack timelines (under four hours from initial access to encryption) and ransom demands ranging from $150,000 to multi-million dollars.
Source: Ransomware.live