RtlScrubMemory

NTSTATUS __stdcall RtlScrubMemory(PVOID VirtualAddress){
  char *v2; 
  unsigned __int64 v3; 
  unsigned __int64 v4; 
  struct _KPRCB *CurrentPrcb; 
  __int64 v6; 
  char *i; 
  void *v8; 
  void *v9; 
  int v11[14]; 
  v2 = (char *)VirtualAddress;
  v3 = 1024i64;
  v4 = __rdtsc() >> 4;
  if( ((unsigned __int8)VirtualAddress & 4) != 0 )
  {
    *(_DWORD *)VirtualAddress = v4;
    v2 = (char *)VirtualAddress + 4;
    v3 = 1023i64;
  }
  memset64(v2, (unsigned int)v4 | ((unsigned __int64)(unsigned int)v4 << 32), v3 >> 1);
  if( (v3 & 1) != 0 )
    *(_DWORD *)&v2[4 * v3 - 4] = v4;
  CurrentPrcb = KeGetCurrentPrcb();
  v6 = *((unsigned int *)CurrentPrcb + 58);
  if( *((_DWORD *)CurrentPrcb + 58) )
  {
    _InterlockedOr(v11, 0);
    for( i = (char *)((unsigned __int64)VirtualAddress & ~(v6 - 1)); i < (char *)VirtualAddress + 4096; i += v6 )
      _mm_clflush(i);
  }
  if( RtlCompareMemoryUlong(VirtualAddress, 0x1000ui64, v4) == 4096
    && RtlpGenericMATSPlusWorker(0i64, 0xFFFFFFFFui64, VirtualAddress)
    && RtlpGenericMATSPlusWorker(0xFFFFFFFFui64, 0i64, VirtualAddress)
    && RtlpGenericInverseCouplingWorker(0i64, 0xFFFFFFFFui64, VirtualAddress)
    && RtlpGenericInverseCouplingWorker(0xFFFFFFFFui64, 0i64, VirtualAddress)
    && RtlpGenericStrideWorker(0i64, 0xFFFFFFFFui64, v8)
    && RtlpGenericStrideWorker(0xFFFFFFFFui64, 0i64, v9)
    && RtlpGenericRandomPatternWorker(VirtualAddress) )
  {
    return 0;
  }
  else
  {
    return -1073740023;
  }
}

Referenced by: