Rule History

alert tcp $EXTERNAL_NET any -> $HOME_NET any (msg:"ET DELETED Likely Evil EXE download from MSXMLHTTP non-exe extension M1"; flow:established,to_client; content:"MZ"; byte_jump:4,58,relative,little; content:"PE|00 00|"; distance:-64; within:4; flowbits:isset,et.MS.XMLHTTP.no.exe.request; classtype:trojan-activity; sid:2022052; rev:2; metadata:created_at 2015_11_09, signature_severity Unknown, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;)