KNOTWEED Assessment Summary
On July 27, 2022, Microsoft Threat Intelligence Center (MSTIC) disclosed a private-sector offensive actor (PSOA) that is using 0-day exploits in targeted attacks against European and Central American victims. MSTIC and others are tracking this activity group as KNOTWEED. PSOAs sell hacking tools, malware, exploits, and services. KNOTWEED is produced by the PSOA named DSIRF.
