alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Cobalt Strike Malleable C2 (OneDrive?)"; flow:established,to_server; content:"GET"; http_method; content:"/preload?manifest=wac"; http_uri; depth:21; isdataat:!1,relative; content:"E=P|3a|"; http_cookie; content:"=|3a|PFzM9cj"; http_cookie; distance:0; isdataat:!1,relative; fast_pattern; http_header_names; content:!"Referer"; metadata: former_category MALWARE; reference:url,; classtype:trojan-activity; sid:2029743; rev:2; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, deployment Perimeter, signature_severity Major, created_at 2020_03_26, malware_family Cobalt_Strike, updated_at 2020_03_26;)

Added 2020-03-26 19:17:05 UTC

Topic revision: r1 - 2020-03-26 - TWikiGuest
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