alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET CURRENT_EVENTS Powershell Download Command Observed within Flash File - Probable EK Activity"; flow:established,to_client; content:"200"; http_stat_code; content:"Content-Type|3a 20|application/x-shockwave-flash"; file_data; content:"cmd.exe /c powershell"; fast_pattern; content:"DownloadFile("; nocase; within:100; classtype:trojan-activity; sid:2028941; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, deployment Perimeter, signature_severity Major, created_at 2019_11_05, updated_at 2019_11_05;)

Added 2019-11-05 19:14:20 UTC


Topic revision: r1 - 2019-11-06 - TWikiGuest
 
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