Back to Rule

Rule History

SID: 2035471 • Source: et/open

Versions (5)

Version DetailsCurrent

Rev: 2Mar 15, 2022, 12:00 PM

ET MALWARE Win32/44Caliber Stealer Discord Activity (POST)

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Win32/44Caliber Stealer Discord Activity (POST)"; flow:established,to_server; http.method; content:"POST"; http.uri; content:"/api/webhooks/943188844625428520/64LwO5Gsh0pUZCcm80BNwTcVPihRnEmr1rZOPj02k6T5sRc5Lq4sdaB2KyttNgJHeX3T"; fast_pattern; bsize:101; http.host; content:"discord.com"; endswith; reference:md5,0238e5a4b41c4dcff77e8b01e88bed22; reference:url,twitter.com/c3rb3ru5d3d53c/status/1503449439868014592; classtype:trojan-activity; sid:2035471; rev:2; metadata:attack_target Client_Endpoint, created_at 2022_03_15, deployment Perimeter, deployment SSLDecrypt, malware_family Win32_44Caliber, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_03_01;)

Mar 15, 2022, 12:00 PM

Mar 1, 2023, 12:00 PM

Sep 21, 2024, 3:00 AM

Sep 4, 2025, 9:34 PM

rules/emerging-malware.rules