alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Win32/NewsRat CnC Exfil via Telegram (POST)"; flow:established,to_server; http.method; content:"POST"; http.uri; content:"/bot"; startswith; content:"|2f|sendDocument|3f|chat|5f|id|3d|"; http.host; content:"api.telegram.org"; http.request_body; content:"filename|3d 22|C|3a 5c|ProgramData|5c|Time"; fast_pattern; content:"|50 4b 03 04|"; content:"chomeDefault.txt"; content:"cookies_fb.txt"; content:"edgeDefault.txt"; reference:md5,a2ccca25a57f7c333793be885fbaabd5; reference:url,twitter.com/suyog41/status/1694238749688049738; classtype:trojan-activity; sid:2047716; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2023_08_23, deployment Perimeter, deployment SSLDecrypt, malware_family Win32_NewsRat, confidence High, signature_severity Critical, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_08_23, reviewed_at 2023_08_23;)