#alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET SHELLCODE Unicode UTF-16 Heap Spray Attempt"; flow:established,to_client; content:"u0"; nocase; content:"u0"; nocase; distance:3; within:2; pcre:"/u0[a-d]0[a-d]u0[a-d]0[a-d]/smi"; classtype:shellcode-detect; sid:2013320; rev:2; metadata:created_at 2011_07_27, updated_at 2011_07_27;)

Added 2017-08-07 21:06:36 UTC


#alert tcp $EXTERNAL_NET $HTTP_PORTS -> $HOME_NET any (msg:"ET SHELLCODE Unicode UTF-16 Heap Spray Attempt"; flow:established,to_client; content:"u0"; nocase; content:"u0"; nocase; distance:3; within:2; pcre:"/u0[a-d]0[a-d]u0[a-d]0[a-d]/smi"; classtype:shellcode-detect; sid:2013320; rev:1;)

Added 2011-10-12 19:36:35 UTC


#alert tcp $EXTERNAL_NET $HTTP_PORTS -> $HOME_NET any (msg:"ET SHELLCODE Unicode UTF-16 Heap Spray Attempt"; flow:established,to_client; content:"u0"; nocase; content:"u0"; nocase; distance:3; within:2; pcre:"/u0[a-d]0[a-d]u0[a-d]0[a-d]/smi"; classtype:shellcode-detect; sid:2013320; rev:1;)

Added 2011-07-27 00:56:51 UTC


Topic revision: r1 - 2017-08-08 - TWikiGuest
 
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