Actor-claimed victim evidence. This listing is not independent confirmation of compromise.
Actor Claimednightsky
Night Sky is a China-nexus ransomware group (attributed to the "Emperor Dragonfly" cluster) that emerged in late 2021, gaining notoriety in early 2022 by exploiting the Log4Shell vulnerability (CVE-2021-44228) to target corporate networks across healthcare, finance, government, and manufacturing using multi-extortion tactics.
Activity timeline
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.
Identity and attribution
Exact names and tracking identifiers resolve to this canonical profile. Rebrands, affiliations, and overlapping clusters remain separate confidence-rated relationships.
Name map
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