alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Win32/AgentTesla Variant Exfil via Telegram"; flow:established,to_server; http.request_line; content:"POST /bot"; startswith; content:"/sendDocument"; distance:0; http.host; bsize:16; content:"api.telegram.org"; http.request_body; content:"name|3d 22|caption|22 0d 0a 0d 0a|New PW Recovered!|0d 0a 0d 0a|User Name|3a 20|"; fast_pattern; reference:url,twitter.com/James_inthe_box/status/1298742352069054464; reference:md5,0c22e92073fc56a574a6c860ddef1c2d; classtype:command-and-control; sid:2030806; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2020_08_27, deployment Perimeter, deployment SSLDecrypt, malware_family AgentTesla, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_08_27;)