alert tcp $EXTERNAL_NET $SHELLCODE_PORTS -> $HOME_NET any (msg:"ET SHELLCODE x86 PexAlphaNum Encoder"; flow:established; content:"VTX630VXH49HHHPhYAAQhZYYYYAAQQDDDd36FFFFTXVj0PPTUPPa301089"; content:"JJJJJ"; distance:2; within:5; content:"VTX630VX4A0B6HH0B30BCVX2BDBH4A2AD0ADTBDQB0ADAVX4Z8BDJOM"; distance:2; within:55; classtype:shellcode-detect; sid:2002906; rev:5; metadata:created_at 2010_07_30, confidence High, signature_severity Major, updated_at 2019_07_26;)