GPL NETBIOS SMB-DS NDdeSetTrustedShareW unicode little endian andx overflow attempt

flow:established,to_server;
flowbits:isset,smb.tree.bind.nddeapi;
content:"|00|"; depth:1;
content:"|FF|SMB"; within:4; distance:3;
pcre:"/^(\x75|\x2d|\x2f|\x73|\xa2|\x2e|\x24|\x74)/sR";
byte_test:1,&,128,6,relative;
content:"%"; depth:1; offset:39;
byte_jump:2,0,little,relative;
content:"&|00|"; within:2; distance:29;
content:"|5C 00|P|00|I|00|P|00|E|00 5C 00 00 00|"; distance:4; nocase;
byte_jump:2,-10,relative,from_beginning;
pcre:"/^.{4}/R";
content:"|05|"; within:1;
byte_test:1,!&,16,3,relative;
content:"|00|"; within:1; distance:1;
content:"|0C 00|"; within:2; distance:19;
isdataat:512,relative;
content:!"|00 00|"; within:512; distance:12;

Rule dependencies

⚠ Higher-order rule. It fires on other rules' alerts, not on raw events, so it cannot fire on its own. Deploy the rules it depends on too.

Depends on

• correlates · Suricata flowbits smb.tree.bind.nddeapi
  • GPL NETBIOS SMB nddeapi bind attempt
  • GPL NETBIOS SMB nddeapi unicode bind attempt
  • GPL NETBIOS SMB-DS nddeapi bind attempt
  • GPL NETBIOS SMB-DS nddeapi unicode bind attempt
  • GPL NETBIOS SMB nddeapi andx bind attempt
  • GPL NETBIOS SMB nddeapi unicode andx bind attempt
  • GPL NETBIOS SMB-DS nddeapi andx bind attempt
  • GPL NETBIOS SMB-DS nddeapi unicode andx bind attempt