alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE LedgerCheck User-Agent Observed"; flow:established,to_server; http.user_agent; bsize:17; content:"LedgerChecker/"; fast_pattern; startswith; reference:md5,ca0693ded4c217d6ea04f8498a69ca78; reference:url,x.com/suyog41/status/2046121143292293330; classtype:trojan-activity; sid:2069190; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, affected_product Windows_11, attack_target Client_and_Server, tls_state TLSDecrypt, created_at 2026_05_06, deployment Perimeter, deployment SSLDecrypt, malware_family Stealer, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2026_05_06, mitre_tactic_id TA0009, mitre_tactic_name Collection, mitre_technique_id T1005, mitre_technique_name Data_from_local_system; target:src_ip;)