
According to Drift Protocol, its initial investigation linked the April 1, 2026 attack to North Korean-backed group UNC4736, prompting a full protocol freeze and a forensic probe by Mandiant.
Drift Protocol said its initial probe connected the April 1, 2026 attack to UNC4736, a North Korean-backed hacker group. The team said the attackers spent six months targeting contributors and that all protocol functions have been frozen following the incident. Drift Protocol also said Mandiant was brought in to conduct a forensic investigation, and that test funds were traced to the attacker behind the October 2024 Radiant Capital incident.