alert tcp $EXTERNAL_NET any -> $HOME_NET any (msg:"ET MALWARE Win32/Enchanim C2 Injection Download"; flow:established,to_client; content:"set_url "; content:"|0d 0a|data_before|0d 0a|"; distance:0; content:"|0d 0a|data_end|0d 0a|"; distance:0; content:"|0d 0a|data_inject|0d 0a|"; distance:0; fast_pattern; content:"|0d 0a|data_end|0d 0a|"; distance:0; content:"|0d 0a|data_after|0d 0a|"; distance:0; content:"|0d 0a|data_end|0d 0a|"; distance:0; reference:md5,2642999a085443e9055b292c4d405e64; reference:md5,37066ed52cd7510bf04808c332599f1c; reference:url,www.seculert.com/blog/2013/04/magic-persistent-threat.html; classtype:command-and-control; sid:2016771; rev:5; metadata:created_at 2013_04_19, malware_family Win32_Enchanim, signature_severity Major, updated_at 2019_07_26;)