alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Win32/Vodkagats Loader Requesting Payload"; flow:established,to_server; urilen:<50; http.method; content:"GET"; http.uri; content:".exe"; endswith; http.user_agent; bsize:27; content:"Microsoft Internet Explorer"; fast_pattern; http.header_names; content:!"|0d 0a|Accept"; content:!"|0d 0a|Cache-"; content:!"|0d 0a|Referer|0d 0a|"; content:"|0d 0a|User-Agent|0d 0a|"; startswith; reference:md5,29feb71dc6e5eeb6dbeeaebee647a5b3; classtype:trojan-activity; sid:2036333; rev:3; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2021_08_12, deployment Perimeter, malware_family Win32_Vodkagats, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_03_12;)