Rule History

alert tcp any any -> $HOME_NET 445 (msg:"ET POLICY SMB2 NT Create AndX Request For a .sys File - Possible Lateral Movement"; flow:established,to_server; content:"SMB"; depth:8; content:"|05 00|"; distance:8; within:2; content:"|00 2E 00|s|00|y|00|s|00|"; nocase; distance:0; classtype:bad-unknown; sid:2025711; rev:2; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target SMB_Client, created_at 2018_07_16, deployment Internal, confidence High, signature_severity Minor, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26, mitre_tactic_id TA0008, mitre_tactic_name Lateral_Movement, mitre_technique_id T1570, mitre_technique_name Lateral_Tool_Transfer;)