#alert tcp $EXTERNAL_NET $HTTP_PORTS -> $HOME_NET any (msg:"ET SHELLCODE Unescape Variable %u Shellcode"; flow:established,to_client; content:"= unescape|28|"; nocase; content:"%u"; nocase; within:3; content:"%u"; nocase; within:6; pcre:"/var\x20[a-z,0-9]{1,30}\x20\x3D\x20unescape\x28.\x25u[a-f,0-9]{2,4}\x25u[a-f,0-9]{2,4}/i"; reference:url,www.symantec.com/avcenter/reference/evolving.shell.code.pdf; classtype:shellcode-detect; sid:2012534; rev:1;)

Added 2011-10-12 19:34:35 UTC


#alert tcp $EXTERNAL_NET $HTTP_PORTS -> $HOME_NET any (msg:"ET SHELLCODE Unescape Variable %u Shellcode"; flow:established,to_client; content:"= unescape|28|"; nocase; content:"%u"; nocase; within:3; content:"%u"; nocase; within:6; pcre:"/var\x20[a-z,0-9]{1,30}\x20\x3D\x20unescape\x28.\x25u[a-f,0-9]{2,4}\x25u[a-f,0-9]{2,4}/i"; classtype:shellcode-detect; reference:url,www.symantec.com/avcenter/reference/evolving.shell.code.pdf; sid:2012534; rev:1;)

Added 2011-03-22 15:48:23 UTC


Topic revision: r1 - 2011-10-12 - TWikiGuest
 
This site is powered by the TWiki collaboration platform Powered by Perl This site is powered by the TWiki collaboration platformCopyright © Emerging Threats