alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE AHK.CREDSTEALER.A CnC Exfil"; flow:established,to_server; http.method; content:"POST"; http.user_agent; bsize:10; content:"AutoHotkey"; http.request_body; content:"************************"; depth:24; content:"************************"; distance:0; content:"************************"; distance:0; content:"username|3a 20|"; distance:0; content:"password|3a 20|"; distance:0; fast_pattern; http.header_names; content:!"|0d 0a|Referer|0d 0a|"; reference:url,www.trendmicro.com/en_us/research/20/l/stealth-credential-stealer-targets-us-canadian-bank-customers.html; classtype:trojan-activity; sid:2031435; rev:3; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2020_12_18, deployment Perimeter, deprecation_reason Age, confidence High, signature_severity Major, updated_at 2024_03_12, reviewed_at 2024_01_03;)