MediaCreationToolW11[.]exe

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General

Target

MediaCreationToolW11.exe
Size

9.3MB
MD5

ee088f5676fa5afecd8afed67a4960a5
SHA1

d1bfd3ebb51cf48d3ac8f7c58fbfc1f22c33c09b
SHA256

594cc86ba382d954c897cf19a52ae305677bfb5056090106bb5399d2b2c67252
SHA512

3308a81d59ff24238244defa839f41f2e5b186613a4086a689a33fe92210e8d2e169ac192f8898129868453dca5fec5faf2090ff1a8afa00f629c72b780a749c
SSDEEP

196608:b+tzkH55Xtv9GaINAGYF8YiQ7UIiCaqehMpqp:VH55XtvEaYiVUIiCehMpI

Score

N/A

Malware Config

Signatures

Files

MediaCreationToolW11.exe
.exe windows x86

3c95d7f3e565a72eaf2b552ac40a49e9

Code Sign

33:00:00:03:f2:0e:b3:0b:b0:23:46:9f:0f:00:00:00:00:03:f2
Certificate

Issuer

CN=Microsoft Code Signing PCA 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

15/12/2020, 21:24

Not After

02/12/2021, 21:24

Subject

CN=Microsoft Corporation,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

61:0c:52:4c:00:00:00:00:00:03
Certificate

Issuer

CN=Microsoft Root Certificate Authority 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

06/07/2010, 20:40

Not After

06/07/2025, 20:50

Subject

CN=Microsoft Code Signing PCA 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0b:5c:15:93:48:30:85:69:69:2c:eb:33:c8:b0:8a:2a:2c:16:9c:c8:6e:fc:65:11:00:1a:74:0d:06:a5:ff:fb
Signer

Actual PE Digest

0b:5c:15:93:48:30:85:69:69:2c:eb:33:c8:b0:8a:2a:2c:16:9c:c8:6e:fc:65:11:00:1a:74:0d:06:a5:ff:fb

Digest Algorithm

sha256

PE Digest Matches

true

Signature Validations

Trusted

false

Verification

Signing Certificate

CN=Microsoft Corporation,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

15/12/2022, 13:55
Valid: false

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_REMOVABLE_RUN_FROM_SWAP
IMAGE_FILE_NET_RUN_FROM_SWAP

Imports

advapi32

GetTokenInformation
SetSecurityDescriptorGroup
RegQueryValueExW
OpenThreadToken
AddAccessAllowedAce
DuplicateTokenEx
SetSecurityDescriptorControl
GetLengthSid
RegDeleteValueW
SetSecurityInfo
CreateProcessAsUserW
RegOpenKeyExW
InitializeAcl
InitializeSecurityDescriptor
CheckTokenMembership
FreeSid
OpenProcessToken
RegSetValueExW
CopySid
RegCreateKeyExW
RegFlushKey
AllocateAndInitializeSid
RegDeleteKeyW
SetTokenInformation
GetAce
SetSecurityDescriptorOwner
RegQueryInfoKeyW
RegEnumKeyW
RegCloseKey
RegNotifyChangeKeyValue
SetSecurityDescriptorDacl
GetTraceEnableFlags
GetTraceEnableLevel
RegisterTraceGuidsW
UnregisterTraceGuids
RegUnLoadKeyW
StopTraceW
GetTraceLoggerHandle
QueryAllTracesW
InitiateSystemShutdownExW
RegDeleteTreeW
RegEnumValueW
LookupPrivilegeValueW
AdjustTokenPrivileges

kernel32

LocalFree
MoveFileExW
ReplaceFileW
LockFileEx
DeleteCriticalSection
GetCurrentProcessId
CreateProcessW
GetModuleHandleW
FreeLibrary
CopyFileW
WideCharToMultiByte
CreateSymbolicLinkW
SystemTimeToTzSpecificLocalTime
GetSystemTime
DosDateTimeToFileTime
GetSystemWindowsDirectoryW
MoveFileW
VirtualQuery
IsWow64Process
GetDriveTypeW
LoadLibraryExW
FlushFileBuffers
GetExitCodeProcess
GetOverlappedResult
LoadResource
ResetEvent
FindResourceExW
SetFilePointerEx
LoadLibraryW
GetNativeSystemInfo
DelayLoadFailureHook
LoadLibraryExA
IsValidLocale
IsValidCodePage
VerifyVersionInfoW
VerSetConditionMask
MapViewOfFile
CreateFileMappingW
LCIDToLocaleName
UnmapViewOfFile
GetUserDefaultUILanguage
GetLocaleInfoEx
GetSystemDefaultUILanguage
SearchPathW
OutputDebugStringA
SleepConditionVariableSRW
WakeAllConditionVariable
AcquireSRWLockExclusive
ReleaseSRWLockExclusive
CloseHandle
DeleteFileW
LockResource
GetVersionExA
GetCurrentThread
SetEvent
CreateFileA
GetLastError
GetTickCount64
LocalFileTimeToFileTime
GetTimeZoneInformation
Sleep
MultiByteToWideChar
CreateEventW
GetLogicalDriveStringsW
SetFileAttributesW
GetSystemDirectoryW
GetVersionExW
SetThreadPreferredUILanguages
LocaleNameToLCID
GetLocaleInfoW
GetPrivateProfileIntW
InitializeCriticalSection
GlobalLock
GlobalUnlock
MulDiv
FindResourceW
QueryDosDeviceW
RaiseException
DuplicateHandle
GetShortPathNameW
HeapSize
HeapReAlloc
IsDebuggerPresent
GetPriorityClass
GetThreadPriority
OutputDebugStringW
GetExitCodeThread
SetThreadPriority
SetPriorityClass
CreateThread
FormatMessageW
GetPrivateProfileStringW
GetPrivateProfileSectionW
GetFileTime
FileTimeToSystemTime
CompareFileTime
CopyFileExW
SetFileInformationByHandle
GetFileInformationByHandle
DeviceIoControl
GetFileInformationByHandleEx
SetCurrentDirectoryW
GetCurrentDirectoryW
GetFinalPathNameByHandleW
GetLongPathNameW
SetLastError
GetTickCount
GetSystemTimeAsFileTime
GetCurrentThreadId
QueryPerformanceCounter
SetUnhandledExceptionFilter
UnhandledExceptionFilter
GetStartupInfoW
OpenEventW
HeapFree
GetModuleHandleExW
HeapAlloc
GetProcAddress
GetProcessHeap
CreateDirectoryW
ReadFile
SizeofResource
FindFirstFileW
GetFileSizeEx
CompareStringW
EnterCriticalSection
GetCommandLineW
GetFullPathNameW
FindNextFileW
GetCurrentProcess
WriteFile
ExpandEnvironmentStringsW
TerminateProcess
SetFileTime
GetModuleFileNameW
WaitForMultipleObjects
GetFileAttributesW
CreateFileW
WaitForSingleObject
FindClose
CreateHardLinkW
CreateMutexW
UnlockFileEx
SetEndOfFile
SetFilePointer
CreatePipe
LeaveCriticalSection
InitializeCriticalSectionAndSpinCount
SetEnvironmentVariableW

gdi32

CreateCompatibleDC
StretchBlt
SetBrushOrgEx
CreateSolidBrush
SetTextColor
SetBkMode
GetStockObject
CreateFontIndirectW
BitBlt
CreateICW
GetObjectW
CreateDCW
EnumFontFamiliesExW
CreateDIBSection
GetDeviceCaps
DeleteDC
DeleteObject
TranslateCharsetInfo

user32

PostMessageW
GetKeyState
GetFocus
GetNextDlgTabItem
IsChild
SystemParametersInfoW
GetWindowLongW
CopyRect
DrawFocusRect
RedrawWindow
GetSystemMenu
GetParent
GetSysColor
GetClientRect
InvalidateRect
LoadStringW
ClientToScreen
GetSysColorBrush
EnableMenuItem
AdjustWindowRectEx
SetWindowLongW
GetSystemMetrics
TrackMouseEvent
CharUpperW
GetWindowRect
GetDC
MessageBoxW
IsWindowVisible
SetCursor
LoadCursorW
DrawTextW
ScreenToClient
SendMessageW
SetTimer
PostThreadMessageW
KillTimer
LoadImageW
EnableWindow
FillRect

mfc42u

ord3341
ord5296
ord5299
ord4074
ord4693
ord5303
ord5285
ord5711
ord3949
ord2388
ord3614
ord1106
ord2385
ord565
ord268
ord1921
ord3397
ord6051
ord4621
ord4073
ord4294
ord4279
ord755
ord470
ord5781
ord640
ord6153
ord323
ord1633
ord6303
ord4162
ord521
ord3579
ord803
ord543
ord4470
ord5977
ord2634
ord3870
ord3084
ord4282
ord3568
ord5047
ord1571
ord6466
ord600
ord269
ord826
ord3621
ord2406
ord1560
ord4418
ord4616
ord4075
ord3074
ord3820
ord3826
ord3825
ord2971
ord3076
ord2980
ord3257
ord3131
ord4459
ord3254
ord3142
ord2977
ord1202
ord1940
ord6433
ord4221
ord1165
ord3716
ord795
ord2294
ord609
ord1131
ord3658
ord540
ord861
ord2820
ord800
ord4704
ord4992
ord4847
ord4419
ord1767
ord6048
ord5261
ord3133
ord567
ord5273
ord2116
ord2438
ord5257
ord1720
ord6195
ord6193
ord6211
ord5059
ord3744
ord6372
ord2047
ord2640
ord4435
ord4831
ord3793
ord5286
ord4347
ord6370
ord5157
ord2377
ord5237
ord4401
ord1768
ord2637
ord2858
ord4155
ord4229
ord1808
ord643
ord4131
ord3196
ord5978
ord329
ord1143
ord5276
ord641
ord4370
ord2506
ord3952
ord324
ord2161
ord2078
ord3087
ord3000
ord817
ord1787
ord4390
ord2567
ord3569
ord4118
ord2372
ord6279
ord6278
ord2855
ord1634
ord2854
ord2397
ord5871
ord3792
ord2859
ord3871
ord2371
ord4270
ord3915

msvcrt

_wcmdln
_initterm
_wtoi
__setusermatherr
_CxxThrowException
_cexit
_exit
exit
__set_app_type
__wgetmainargs
_amsg_exit
__p__commode
_XcptFilter
_wcsnicmp
_lock
wcschr
_purecall
_wcsicmp
__RTDynamicCast
memmove
_ftol2
memset
memcpy
free
towlower
_wcstoui64
wcstoul
towupper
_vscwprintf
_unlock
__dllonexit
_errno
iswspace
wcsstr
realloc
memcpy_s
wcsncmp
wcsrchr
__p__fmode
_vsnwprintf
__CxxFrameHandler3
_onexit
?terminate@@YAXXZ
_vsnprintf
_except_handler4_common
_controlfp
??1type_info@@UAE@XZ
memcmp

comctl32

InitCommonControlsEx

ole32

CoInitializeEx
CoCreateInstance
CoUninitialize

oleaut32

VariantInit
SysFreeString
VariantClear
SysAllocString

shell32

CommandLineToArgvW

ntdll

NtUnloadKey2
RtlInitUnicodeString
NtSetInformationProcess
NtShutdownSystem
NtSetInformationThread
RtlFreeHeap
RtlAllocateHeap
RtlNtStatusToDosError
NtOpenFile
RtlDosPathNameToNtPathName_U_WithStatus
RtlGetVersion
RtlAdjustPrivilege
NtDuplicateToken
NtClose
DbgPrintEx
NtSetInformationFile
NtWriteFile
NtReadFile
RtlReAllocateHeap
RtlExpandEnvironmentStrings
NtQueryInformationFile
NtWaitForSingleObject
RtlRaiseStatus
NtYieldExecution

userenv

CreateEnvironmentBlock
DestroyEnvironmentBlock

wtsapi32

WTSQueryUserToken

wdscore

WdsSetupLogDestroy
CurrentIP
WdsGenericSetupLogInit
WdsSetupLogMessageW
ConstructPartialMsgVW

fltlib

FilterFindFirst
FilterFindNext
FilterUnload
FilterFindClose

rpcrt4

I_RpcMapWin32Status
UuidToStringW
RpcStringFreeW
UuidFromStringW

cabinet

ord20
ord22
ord23

version

GetFileVersionInfoExW
VerQueryValueW
GetFileVersionInfoSizeExW

wimgapi

WIMUnmountImage
WIMInitFileIOCallbacks
WIMSetFileIOCallbackTemporaryPath

bcrypt

BCryptHashData
BCryptDestroyHash
BCryptCloseAlgorithmProvider
BCryptFinishHash
BCryptOpenAlgorithmProvider
BCryptCreateHash

Sections

.text
Size: 523KB - Virtual size: 523KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 11KB - Virtual size: 11KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.didat
Size: 512B - Virtual size: 8B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.boxload
Size: 512B - Virtual size: 64B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 1.2MB - Virtual size: 1.2MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 25KB - Virtual size: 25KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

3c95d7f3e565a72eaf2b552ac40a49e9

Code Sign

33:00:00:03:f2:0e:b3:0b:b0:23:46:9f:0f:00:00:00:00:03:f2Certificate

Extended Key Usages

61:0c:52:4c:00:00:00:00:00:03Certificate

Key Usages

0b:5c:15:93:48:30:85:69:69:2c:eb:33:c8:b0:8a:2a:2c:16:9c:c8:6e:fc:65:11:00:1a:74:0d:06:a5:ff:fbSigner

Signature Validations

Verification

15/12/2022, 13:55 Valid: false

Headers

DLL Characteristics

File Characteristics

Imports

advapi32

kernel32

gdi32

user32

mfc42u

msvcrt

comctl32

ole32

oleaut32

shell32

ntdll

userenv

wtsapi32

wdscore

fltlib

rpcrt4

cabinet

version

wimgapi

bcrypt

Sections

.text Size: 523KB - Virtual size: 523KB

.data Size: 3KB - Virtual size: 12KB

.idata Size: 11KB - Virtual size: 11KB

.didat Size: 512B - Virtual size: 8B

.boxload Size: 512B - Virtual size: 64B

.rsrc Size: 1.2MB - Virtual size: 1.2MB

.reloc Size: 25KB - Virtual size: 25KB

33:00:00:03:f2:0e:b3:0b:b0:23:46:9f:0f:00:00:00:00:03:f2
Certificate

61:0c:52:4c:00:00:00:00:00:03
Certificate

0b:5c:15:93:48:30:85:69:69:2c:eb:33:c8:b0:8a:2a:2c:16:9c:c8:6e:fc:65:11:00:1a:74:0d:06:a5:ff:fb
Signer

15/12/2022, 13:55
Valid: false

.text
Size: 523KB - Virtual size: 523KB

.data
Size: 3KB - Virtual size: 12KB

.idata
Size: 11KB - Virtual size: 11KB

.didat
Size: 512B - Virtual size: 8B

.boxload
Size: 512B - Virtual size: 64B

.rsrc
Size: 1.2MB - Virtual size: 1.2MB

.reloc
Size: 25KB - Virtual size: 25KB