UserSec is a pro-Russian hacking group known for large-scale DDoS attacks targeting NATO member states.
UserSec is a pro-Russian hacking group active since at least 2022. The group primarily targets NATO member states and has collaborated with KillNet on joint operations. Their primary TTP is large-scale DDoS attacks. Defenders should prepare for intensive DDoS waves targeting service availability and monitor for coordinated activity with groups like KillNet.
UserSec is a pro-Russian hacking group that has been active since at least 2022. The group is known for its DDoS attacks and has collaborated with other pro-Russian hacking groups. In May 2023, UserSec announced a cyber campaign targeting NATO member states and joined forces with KillNet to launch attacks against NATO.
UserSec's primary TTP is large-scale DDoS attacks.
UserSec has collaborated with KillNet on operations against NATO targets.
Every claim on this page is drawn from the cited source (MISP Galaxy, MITRE ATT&CK, ransomware.live) — no attribution is invented.