alert tcp-pkt $HOME_NET any -> $EXTERNAL_NET 1024: (msg:"ET MALWARE Imposter Interpol Stealer CnC Checkin"; flow:established,to_server; dsize:70; content:"|42 00 00 00 0e 00 00 00|"; startswith; fast_pattern; pcre:"/^[0-9]{14}/R"; content:"|28 00 00 00|"; within:4; pcre:"/^[a-z0-9]{40}/R"; content:"|00 00 00|"; within:4; endswith; reference:url,x.com/r3dbU7z/status/1810725087064011116; reference:md5,fd4308bfa31bb22965a5d3e729c3e37b; classtype:trojan-activity; sid:2054425; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, tls_state plaintext, created_at 2024_07_10, deployment Perimeter, confidence Medium, signature_severity Critical, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_07_10;)