alert http $HOME_NET any -> $EXTERNAL_NET any (
msg:"ET MALWARE PennyWise Stealer Data Exfil M4";
flow:established,to_server;
http.method;
content:"POST";
http.request_body;
content:"PennyWise|20|v"; fast_pattern;
content:"IP|3a 20|";
content:"Country|3a 20|";
content:"Username|3a 20|";
content:"PC|3a 20|";
content:"System|3a 20|";
content:"Language|3a 20|";
content:"Date|3a 20|";
reference:url,community.emergingthreats.net/t/pennywise-stealer-update-on-rules/812;
reference:url,app.any.run/tasks/b208777e-455b-4267-ace7-91db58305f0c/;
classtype:trojan-activity;
sid:2046957; rev:1;
metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2023_07_28, deployment Perimeter, malware_family PennyWise, confidence High, signature_severity Critical, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_07_28;
)