alert http $HOME_NET any -> $EXTERNAL_NET any (
msg:"ET MALWARE TA402/Molerats Pierogi CnC Activity (Upload)";
flow:established,to_server;
http.method;
content:"POST";
http.request_body;
content:"_multipart_boundary|0d 0a|";
content:"Content-Disposition|3a 20|form-data|3b 20|name|3d 22|JkjdaEWQTTTu"; fast_pattern; distance:0;
reference:url,www.cybereason.com/blog/new-cyber-espionage-campaigns-targeting-palestinians-part-2-the-discovery-of-the-new-mysterious-pierogi-backdoor;
classtype:command-and-control;
sid:2029435; rev:2;
metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2020_02_13, deployment Perimeter, malware_family Molerats, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_02_13;
)