Rule History

alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET MALWARE Possible Dridex Remote Macro Download"; flow:established,from_server; file_data; content:"(Chr(77) & Chr(105) & Chr(99) & Chr(114) & Chr(111) & Chr(115) & Chr(111) & Chr(102) & Chr(116) & Chr(46) & Chr(88) & Chr(77) & Chr(76) & Chr(72) & Chr(84) & Chr(84) & Chr(80)"; nocase; classtype:trojan-activity; sid:2021093; rev:3; metadata:created_at 2015_05_13, confidence Medium, signature_severity Major, updated_at 2019_08_15;)