ET MALWARE zgRAT / Purelogs Stealer plugin Request
SURICATA detection rule by HydraDragonAntivirus · GPL-2.0
Dynamic and static analysis with Real Time Malware Analysis with Antivirus for Windows, including open-source XDR (3 EDR projects), ClamAV, YARA-X, machine learning AI, behavioral analysis, Unpacker, Deobfuscator, Decompiler, website signatures, Ghidra, Suricata, Sigma, Kernel, Hypervisior based protection and much more than you can imagine.
alert http1 $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE zgRAT / Purelogs Stealer plugin Request"; flow:established,to_server; http.method; content:"POST"; http.uri; bsize:7; content:"/plugin"; fast_pattern; http.header_names; to_lowercase; content:!"|0d 0a|referer|0d 0a|"; content:!"|0d 0a|user-agent|0d 0a|"; content:"|0d 0a|content-type|0d 0a|"; content:"|0d 0a|host|0d 0a|"; content:"|0d 0a|content-length|0d 0a|"; http.content_len; byte_test:0,=,48,0,string,dec; http.content_type; bsize:24; content:"application|2f|octet|2d|stream"; reference:md5,f059e9bfc5b9569ac5980b45e3a215b5; classtype:trojan-activity; sid:2067922; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, affected_product Windows_11, attack_target Client_Endpoint, tls_state TLSDecrypt, created_at 2026_02_25, deployment Perimeter, deployment SSLDecrypt, malware_family Stealer, malware_family zgRAT, performance_impact Moderate, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2026_02_25, mitre_tactic_id TA0009, mitre_tactic_name Collection, mitre_technique_id T1005, mitre_technique_name Data_from_local_system; target:src_ip;)