alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Patcher/Bankpatch V2 Communication with Controller"; flow:established,to_server; content:"id="; nocase; http_uri; content:"&check="; nocase; http_uri; content:"&version2="; http_uri; nocase; pcre:"/\?id=[A-Za-z]+_[A-Za-z0-9]+&/U"; reference:url,www.microsoft.com/security/portal/Threat/Encyclopedia/Entry.aspx?Name=PWS%3AWin32%2FBanker.O; classtype:trojan-activity; sid:2009408; rev:8; metadata:created_at 2010_07_30, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;)