Defenders must move beyond signature-based detection for archives:
Look for abnormal account activity, such as logons outside normal hours or from geographically impossible locations. Reverse.Defenders.rar
The use of .rar archives as a weaponized delivery system remains a high-priority threat. By "reversing" the defenders—either through direct software disabling or by exploiting the trust users place in archive files—APT groups continue to find success in initial access campaigns. References Reverse.Defenders.rar