alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE CryptBot CnC Checkin"; flow:established,to_server; http.method; content:"POST"; http.request_body; content:"|20 22|ip|22 3a 20 22|"; content:"|22 2c 20 22|current_time|22 3a 20 22|"; content:"|22 2c 20 22|Num_processor|22 3a 20|"; content:"|2c 20 22|Num_ram|22 3a 20|"; distance:0; content:"|2c 20 22|drivers|22 3a 20 5b 20 7b 20 22|name|22 3a 20 22|"; fast_pattern; reference:url,www.intrinsec.com/wp-content/uploads/2024/12/TLP-CLEAR-CryptBot-Hunting-for-intial-access-vectors.pdf; reference:md5,e52da29ca9214e322ba939105a9d6bb8; classtype:trojan-activity; sid:2059018; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, affected_product Windows_11, affected_product Windows_8, affected_product Windows_10, attack_target Client_Endpoint, tls_state plaintext, created_at 2025_01_07, deployment Perimeter, malware_family Cryptbot, performance_impact Low, confidence High, signature_severity Major, updated_at 2025_01_07, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1041, mitre_technique_name Exfiltration_Over_C2_Channel; target:src_ip;)