Rule History

alert tcp $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Windows dir Microsoft Windows DOS prompt command exit OUTBOUND"; flow:established,to_server; content:"<DIR>"; content:"File(s)"; distance:0; content:"Dir(s)"; content:"bytes free"; fast_pattern; distance:0; classtype:trojan-activity; sid:2023205; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2016_09_14, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, updated_at 2019_07_26;)