d9e813b7c59a7c4789085f42edfdc37dc31403ae4d1dc8d1bde1bad6ae578e98

Summary

Architecture IMAGE_FILE_MACHINE_AMD64
Subsystem IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date 2026-Mar-23 03:07:21
Detected languages English - United States
Debug artifacts MpWUStub.pdb
CompanyName Microsoft Corporation
FileDescription Microsoft Antimalware WU Stub
InternalName AM_Delta_Patch_1.445.708.0.exe
LegalCopyright © Microsoft Corporation. All rights reserved.
OriginalFilename AM_Delta_Patch_1.445.708.0.exe
ProductName Microsoft Malware Protection
FileVersion 1.445.713.0
ProductVersion 1.445.713.0
StubName WuStubFinal
StubVersion 1.1.24010.2001

Plugin Output

Info Matching compiler(s): Microsoft Visual C++ 8.0
Malicious The PE contains functions mostly used by malware. [!] The program may be hiding some of its imports:
  • GetProcAddress
  • LoadLibraryExW
Functions which can be used for anti-debugging purposes:
  • CreateToolhelp32Snapshot
Can access the registry:
  • RegCreateKeyExW
  • RegSetValueExW
  • RegOpenKeyExW
  • RegQueryValueExW
  • RegCloseKey
Possibly launches other programs:
  • CreateProcessW
Functions related to the privilege level:
  • AdjustTokenPrivileges
  • OpenProcessToken
  • CheckTokenMembership
Manipulates other processes:
  • Process32NextW
  • Process32FirstW
  • OpenProcess
Malicious The PE is possibly a dropper. Resource UPDATEPAYLOAD detected as a CAB Installer file.
Info The PE is digitally signed. Signer: Microsoft Corporation
Issuer: Microsoft Windows Code Signing PCA 2024
Safe VirusTotal score: 0/71 (Scanned on 2026-03-23 08:04:32) All the AVs think this file is safe.

Hashes

MD5 f6bf3b4ce2b46a9d4319bb635e815ff7
SHA1 e32817e003508971f9cca6f7db7355979d22e371
SHA256 d9e813b7c59a7c4789085f42edfdc37dc31403ae4d1dc8d1bde1bad6ae578e98
SHA3 f9a40f685f1cfc1e46338ff46c3c7e1e1dd7741134337a18dd907daa5982f995
SSDeep 6144:crCFuGeF7SsncR9klvkRS6E/9+9ECqbRo+G6zWqiU:gkIFuus9klvkRSPKqbn/zwU
Imports Hash 52cee9c1bc4bda1f4f98a36e5ef61615

DOS Header

e_magic MZ
e_cblp 0x90
e_cp 0x3
e_crlc 0
e_cparhdr 0x4
e_minalloc 0
e_maxalloc 0xffff
e_ss 0
e_sp 0xb8
e_csum 0
e_ip 0
e_cs 0
e_ovno 0
e_oemid 0
e_oeminfo 0
e_lfanew 0xe0

PE Header

Signature PE
Machine IMAGE_FILE_MACHINE_AMD64
NumberofSections 6
TimeDateStamp 2026-Mar-23 03:07:21
PointerToSymbolTable 0
NumberOfSymbols 0
SizeOfOptionalHeader 0xf0
Characteristics IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Image Optional Header

Magic PE32+
LinkerVersion 14.0
SizeOfCode 0x2c000
SizeOfInitializedData 0x2b000
SizeOfUninitializedData 0
AddressOfEntryPoint 0x0000000000007770 (Section: .text)
BaseOfCode 0x1000
ImageBase 0x140000000
SectionAlignment 0x1000
FileAlignment 0x1000
OperatingSystemVersion A.0
ImageVersion A.0
SubsystemVersion 6.0
Win32VersionValue 0
SizeOfImage 0x5a000
SizeOfHeaders 0x1000
Checksum 0x62246
Subsystem IMAGE_SUBSYSTEM_WINDOWS_GUI
DllCharacteristics IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
SizeofStackReserve 0x80000
SizeofStackCommit 0x2000
SizeofHeapReserve 0x100000
SizeofHeapCommit 0x1000
LoaderFlags 0
NumberOfRvaAndSizes 16

.text

MD5 76710c3d5f1d50f5e4331c654bc11c99
SHA1 bfacc68dd76d730616d367a4c5472fea35454b82
SHA256 4126a5ae7cbe6e44224fb3d9607b86c041a13595bfce720d53784e12e561bae2
SHA3 b5c855023dde98adc48dc4ad7de96c997926472a4979139912b04f90bf591e10
VirtualSize 0x2bc62
VirtualAddress 0x1000
SizeOfRawData 0x2c000
PointerToRawData 0x1000
PointerToRelocations 0
PointerToLineNumbers 0
NumberOfLineNumbers 0
NumberOfRelocations 0
Characteristics IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
Entropy 6.46837

.rdata

MD5 1bdc066dbbd26cb28726389287a5ba99
SHA1 374e724ddb40218f206764b5a171a0fd363b6836
SHA256 1769658b0cb15d00c3ef5ce0b004061caf2d03a300877fedf43bf17cf3165b91
SHA3 3c99f558beefab47ee9b252d9038b729f0a17bdd8cb8196896df391e865b53bc
VirtualSize 0xdeec
VirtualAddress 0x2d000
SizeOfRawData 0xe000
PointerToRawData 0x2d000
PointerToRelocations 0
PointerToLineNumbers 0
NumberOfLineNumbers 0
NumberOfRelocations 0
Characteristics IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
Entropy 5.06487

.data

MD5 cdea481a7fd962cbae3eced6666c8b15
SHA1 2b136a04ea4ee200bd99fc17f6b6873b3838a1a5
SHA256 d7d7df901258d03810560fd8d7e44e32211ecd304e4461497c3a51b356ea14aa
SHA3 883c7d0023104d418581663a272f145afbc29864771951e13ba7fb98d58c38b2
VirtualSize 0x24e0
VirtualAddress 0x3b000
SizeOfRawData 0x1000
PointerToRawData 0x3b000
PointerToRelocations 0
PointerToLineNumbers 0
NumberOfLineNumbers 0
NumberOfRelocations 0
Characteristics IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
Entropy 2.6641

.pdata

MD5 febe8f1985b0cdd587d5c9e9a6502085
SHA1 71a0d54326d226cf505e0c54608929397281c04b
SHA256 b206505eb6315b4ada04aaa30046726fe5f936d7c3ce7a15d715a950d75804ae
SHA3 e112edb8c2704cc878cc5a2272961e2b2814f2bbba24b22a771941855d848f20
VirtualSize 0x20c4
VirtualAddress 0x3e000
SizeOfRawData 0x3000
PointerToRawData 0x3c000
PointerToRelocations 0
PointerToLineNumbers 0
NumberOfLineNumbers 0
NumberOfRelocations 0
Characteristics IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
Entropy 4.0596

.rsrc

MD5 911bafcb9a0d105c831e973205ccb9b3
SHA1 7803ab80240ba7ba6c4ec7728e82e8ac2d22fc6c
SHA256 154196a9199d8da4e01fb804609af206e9562a920cffc05a1cc43fd07a600a10
SHA3 b76fead471e4b65c2963decdfa20367e2c5796fd798b7cb8dc576d92df562ff1
VirtualSize 0x179e4
VirtualAddress 0x41000
SizeOfRawData 0x18000
PointerToRawData 0x3f000
PointerToRelocations 0
PointerToLineNumbers 0
NumberOfLineNumbers 0
NumberOfRelocations 0
Characteristics IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
Entropy 7.97246

.reloc

MD5 c4c9c12741319b959b0e3d96f105e282
SHA1 87cae12cd59c24dbfddf69f34a042c6b74372c24
SHA256 2dff5bfd87ecd4f14694a854b8820b09ccb00201449e36e21c1ca1384e55b4af
SHA3 cb66eb01cc5b785326abaf1a630d37d9cc55ec72a5400dcdc635b8b8b7d4efec
VirtualSize 0x610
VirtualAddress 0x59000
SizeOfRawData 0x1000
PointerToRawData 0x57000
PointerToRelocations 0
PointerToLineNumbers 0
NumberOfLineNumbers 0
NumberOfRelocations 0
Characteristics IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
Entropy 2.91245

Imports

ADVAPI32.dll UnregisterTraceGuids
RegisterTraceGuidsW
GetTraceEnableLevel
GetTraceEnableFlags
GetTraceLoggerHandle
TraceMessage
EventWriteTransfer
RegCreateKeyExW
RegSetValueExW
RegOpenKeyExW
RegQueryValueExW
LookupPrivilegeValueW
AdjustTokenPrivileges
RegCloseKey
EventUnregister
EventRegister
OpenThreadToken
OpenProcessToken
GetLengthSid
CheckTokenMembership
FreeSid
CopySid
AllocateAndInitializeSid
KERNEL32.dll CloseHandle
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetLastError
SetLastError
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
GetCurrentThread
GetCurrentThreadId
HeapAlloc
HeapFree
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
FlsAlloc
FlsGetValue
FlsSetValue
FlsFree
InitializeCriticalSectionAndSpinCount
GetSystemTimeAsFileTime
FreeLibrary
GetProcAddress
LoadLibraryExW
CompareStringW
LCMapStringW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetStringTypeW
MultiByteToWideChar
ExitProcess
GetModuleHandleW
GetModuleHandleExW
GetProcessHeap
WideCharToMultiByte
HeapSize
HeapReAlloc
GetStartupInfoW
QueryPerformanceCounter
GetCurrentProcessId
InitializeSListHead
EncodePointer
RaiseException
InitializeCriticalSectionEx
CallNamedPipeW
InitializeProcThreadAttributeList
CreateToolhelp32Snapshot
UpdateProcThreadAttribute
Process32NextW
Process32FirstW
DeleteProcThreadAttributeList
WaitNamedPipeW
VirtualQuery
FlushFileBuffers
GetProcessId
GetProcessTimes
GetCommandLineW
GetThreadTimes
GetModuleFileNameW
GetEnvironmentVariableW
GetSystemDirectoryW
HeapSetInformation
CreateProcessW
GetExitCodeProcess
FindNextFileW
WriteFile
SetEnvironmentVariableW
FindClose
WaitForSingleObject
CreateFileW
GetFileAttributesW
OpenProcess
CreateEventW
SetEvent
WaitForSingleObjectEx
ResetEvent
SetFilePointerEx
QueryFullProcessImageNameW
VirtualLock
GetStdHandle
GetCommandLineA
FindFirstFileExW
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetStdHandle
GetFileType
GetConsoleOutputCP
GetConsoleMode
WriteConsoleW
DecodePointer
RPCRT4.dll UuidCreate
ntdll.dll RtlNtStatusToDosError
RtlGetVersion
RtlPcToFileHeader
RtlUnwindEx
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
RtlUnwind

Delayed Imports

MPSIGSTUB

Type BINARY
Language UNKNOWN
Codepage Latin 1 / Western European
Size 0x1
TimeDateStamp 1980-Jan-01 00:00:00
Entropy 0
MD5 55a54008ad1ba589aa210d2629c1df41
SHA1 bf8b4530d8d246dd74ac53a13471bba17941dff7
SHA256 4bf5122f344554c53bde2ebb8cd2b7e3d1600ad631c385a5d7cce23c7785459a
SHA3 2767f15c8af2f2c7225d5273fdd683edc714110a987d1054697c348aed4e6cc7

UPDATEPAYLOAD

Type CABINET
Language UNKNOWN
Codepage Latin 1 / Western European
Size 0x16eae
TimeDateStamp 1980-Jan-01 00:00:00
Entropy 7.99647
Detected Filetype CAB Installer file
MD5 a38ffd6c65ac5a4312fc556ed66c768c
SHA1 6619ada0244124d064858f0f1e14eb903500cd2b
SHA256 f2a5b91bada3a93b57bf505e757bcc3c5b8d383e5342fc6ee341d28ed76c62c3
SHA3 39a30bacbef5c839fdecc91d1741fe65ca7f78aec2b87dca63f66a9c608e1d30

1

Type RT_VERSION
Language English - United States
Codepage Latin 1 / Western European
Size 0x60c
TimeDateStamp 1980-Jan-01 00:00:00
Entropy 2.58394
MD5 41b245a6036401db7eb3b4446f4ca78c
SHA1 1413787ef11387953af4a3d1af49f4a473b95df4
SHA256 fd8b199204bd0920be8886194cfaf83917e6cc35153d16b45ef6b331a9e3116a
SHA3 5bbfd1508eb8a63bf975b9b1e7d3185fb1838acbd6c85dfe55fd857c67198ee2

1 (#2)

Type RT_MANIFEST
Language English - United States
Codepage Latin 1 / Western European
Size 0x3a3
TimeDateStamp 1980-Jan-01 00:00:00
Entropy 5.18049
MD5 4c290cccee6b1740db25a4286268aa95
SHA1 c50afa17ee803e822f9cf86c79a10d6bfe626186
SHA256 b72cc375901723273dd49e172d85838172f940dafbb61db30da5a3ea1b0ed9b9
SHA3 b980d3edf3c1c5cc89be7932187926e299439c4f5bc4e7e1946f1f7ce25fd576

Version Info

Signature 0xfeef04bd
StructVersion 0x10000
FileVersion 1.445.713.0
ProductVersion 1.445.713.0
FileFlags (EMPTY)
FileOs VOS_DOS_WINDOWS32
VOS_NT
VOS_NT_WINDOWS32
VOS_WINCE
VOS__WINDOWS32
FileType VFT_APP
Language English - United States
CompanyName Microsoft Corporation
FileDescription Microsoft Antimalware WU Stub
InternalName AM_Delta_Patch_1.445.708.0.exe
LegalCopyright © Microsoft Corporation. All rights reserved.
OriginalFilename AM_Delta_Patch_1.445.708.0.exe
ProductName Microsoft Malware Protection
FileVersion (#2) 1.445.713.0
ProductVersion (#2) 1.445.713.0
StubName WuStubFinal
StubVersion 1.1.24010.2001
Resource LangID English - United States

IMAGE_DEBUG_TYPE_CODEVIEW

Characteristics 0
TimeDateStamp 2036-Jan-17 14:41:28
Version 0.0
SizeofData 37
AddressOfRawData 0x37974
PointerToRawData 0x37974
Referenced File MpWUStub.pdb

IMAGE_DEBUG_TYPE_POGO

Characteristics 0
TimeDateStamp 2036-Jan-17 14:41:28
Version 0.0
SizeofData 1204
AddressOfRawData 0x3799c
PointerToRawData 0x3799c

UNKNOWN

Characteristics 0
TimeDateStamp 2036-Jan-17 14:41:28
Version 0.0
SizeofData 36
AddressOfRawData 0x37e78
PointerToRawData 0x37e78

UNKNOWN (#2)

Characteristics 0
TimeDateStamp 2036-Jan-17 14:41:28
Version 0.0
SizeofData 4
AddressOfRawData 0x37e9c
PointerToRawData 0x37e9c

TLS Callbacks

StartAddressOfRawData 0x140037ec0
EndAddressOfRawData 0x140037ec8
AddressOfIndex 0x14003d188
AddressOfCallbacks 0x14002f968
SizeOfZeroFill 0
Characteristics IMAGE_SCN_ALIGN_4BYTES
Callbacks (EMPTY)

Load Configuration

Size 0x140
TimeDateStamp 1970-Jan-01 00:00:00
Version 0.0
GlobalFlagsClear (EMPTY)
GlobalFlagsSet (EMPTY)
CriticalSectionDefaultTimeout 0
DeCommitFreeBlockThreshold 0
DeCommitTotalFreeThreshold 0
LockPrefixTable 0
MaximumAllocationSize 0
VirtualMemoryThreshold 0
ProcessAffinityMask 0
ProcessHeapFlags (EMPTY)
CSDVersion 0
Reserved1 0
EditList 0
SecurityCookie 0x14003bc18
GuardCFCheckFunctionPointer 5368903824
GuardCFDispatchFunctionPointer 0
GuardCFFunctionTable 0
GuardCFFunctionCount 0
GuardFlags (EMPTY)
CodeIntegrity.Flags 0
CodeIntegrity.Catalog 0
CodeIntegrity.CatalogOffset 0
CodeIntegrity.Reserved 0
GuardAddressTakenIatEntryTable 0
GuardAddressTakenIatEntryCount 0
GuardLongJumpTargetTable 0
GuardLongJumpTargetCount 0

RICH Header

XOR Key 0xc022b7f8
Unmarked objects 0
C objects (32595) 26
ASM objects (32595) 17
C++ objects (32595) 207
Imports (32595) 9
Total imports 295
C++ objects (LTCG) (32595) 74
Resource objects (32595) 1
Linker (32595) 1

Errors

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