Dism[.]exe | Triage

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General

Target

Dism.exe
Size

223KB
MD5

d8d19d0bf0cb3c391e3fe484ddfd10d0
SHA1

caf65dad26ba2d38d1a3e711fce823ea922967a3
SHA256

7a96e77c4b87e57aebfaf2cc3687e9ade97c8695e87f0133bd4d9c1d7f13569e
SHA512

dbea59f3cb4c3feafdb1f951498a8d5eb626720ab5218dd9468e0ed92deff97f7f31c7b6e1ad36dda6524b76689f15c5dad0ee6e0cd1d4d9a448d1af1cbc0fba
SSDEEP

3072:wV75uF5Q2rXmFBKwYwiYWQA90eOsyhzmnLS+JaHsnPL04eFtooVQDpogxaQynrXt:4wF5/mFcw9iYWZS6S+JisDg/QDpo5rd

Score

1^/10

Malware Config

Signatures

Files

Dism.exe
.exe windows x86

4e6245140644705dffc8bdf5ddcf1dcd

Code Sign

33:00:00:02:66:bd:15:80:ef:a7:5c:d6:d3:00:00:00:00:02:66
Certificate

Issuer

CN=Microsoft Windows Production PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

04/03/2020, 18:30

Not After

03/03/2021, 18:30

Subject

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

Extended Key Usages

ExtKeyUsageCodeSigning

61:07:76:56:00:00:00:00:00:08
Certificate

Issuer

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

Not Before

19/10/2011, 18:41

Not After

19/10/2026, 18:51

Subject

CN=Microsoft Windows Production PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

13:cd:91:9d:8b:5f:d4:7d:37:b6:22:bb:78:c7:99:b6:97:42:e7:cc:af:b4:45:3f:c6:28:ac:f3:48:c8:b1:b7
Signer

Actual PE Digest

13:cd:91:9d:8b:5f:d4:7d:37:b6:22:bb:78:c7:99:b6:97:42:e7:cc:af:b4:45:3f:c6:28:ac:f3:48:c8:b1:b7

Digest Algorithm

sha256

PE Digest Matches

true

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

msvcrt

realloc
_errno
__CxxFrameHandler3
_onexit
__dllonexit
_unlock
_lock
??1type_info@@UAE@XZ
wcsstr
iswalpha
_wcsnicmp
towlower
_controlfp
?terminate@@YAXXZ
_initterm
__setusermatherr
__p__fmode
_cexit
_exit
exit
__set_app_type
__wgetmainargs
_amsg_exit
__p__commode
_XcptFilter
_CxxThrowException
_callnewh
??0exception@@QAE@XZ
wcscpy_s
_except_handler4_common
memset
wcsrchr
calloc
malloc
_purecall
??0exception@@QAE@ABQBD@Z
?what@exception@@UBEPBDXZ
??1exception@@UAE@XZ
??0exception@@QAE@ABV0@@Z
free
_vsnwprintf
towupper
_getwch
vswprintf_s
_vscwprintf
_wcsicmp
_wcslwr_s
wcschr
wprintf
memmove_s
memcpy_s
memcmp
_ftol2
__RTDynamicCast
memcpy

api-ms-win-downlevel-advapi32-l1-1-1

CopySid
IsValidSecurityDescriptor
GetAclInformation
InitializeAcl
AddAce
SetSecurityDescriptorDacl
SetSecurityDescriptorGroup
MakeAbsoluteSD
GetSecurityDescriptorControl
GetSecurityDescriptorGroup
GetSecurityDescriptorDacl
GetSecurityDescriptorSacl
GetSecurityDescriptorOwner
InitializeSecurityDescriptor
SetSecurityDescriptorOwner
EventWriteTransfer
EventActivityIdControl
GetLengthSid
RegQueryValueExW
RegCloseKey
TraceEvent
AdjustTokenPrivileges
OpenProcessToken
RegOpenKeyExW
RegisterTraceGuidsW
GetTraceEnableLevel
GetSidLengthRequired
GetTraceEnableFlags
GetTraceLoggerHandle
InitializeSid
GetSidSubAuthority
EventUnregister
EventRegister
IsValidSid
UnregisterTraceGuids

api-ms-win-downlevel-kernel32-l1-1-0

GetCommandLineW
HeapFree
GetProcessHeap
SizeofResource
OutputDebugStringW
LoadResource
FindResourceExW
Sleep
SetErrorMode
SetThreadUILanguage
GetCurrentProcess
LockResource
CloseHandle
GetLastError
DeleteCriticalSection
RaiseException
GetCurrentThreadId
SetConsoleCtrlHandler
CompareStringW
GetStdHandle
HeapAlloc
WriteConsoleW
SetFilePointer
WideCharToMultiByte
WriteFile
ReadFile
GetFileType
GetConsoleMode
GetModuleFileNameW
LeaveCriticalSection
SetEvent
EnterCriticalSection
InitializeCriticalSection
FreeLibrary
GetModuleHandleExW
GetModuleHandleW
GetProcAddress
GetVersionExW
SearchPathW
UnmapViewOfFile
CreateFileMappingW
MapViewOfFile
DeviceIoControl
WaitForSingleObject
IsWow64Process
FormatMessageW
GetFileAttributesW
SetLastError
CreateFileW
GetSystemInfo
HeapSize
HeapReAlloc
HeapDestroy
MultiByteToWideChar
SetFileAttributesW
LoadLibraryExW
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
GetModuleHandleA
QueryPerformanceCounter
GetCurrentProcessId
GetSystemTimeAsFileTime
GetTickCount
OutputDebugStringA
CopyFileExW
GetSystemWindowsDirectoryW
ExpandEnvironmentStringsW
GetDriveTypeW
GetTempFileNameW
GetFullPathNameW
FindClose
CreateDirectoryW
FindNextFileW
GetFileInformationByHandle
FindFirstFileW

api-ms-win-downlevel-advapi32-l4-1-0

InitiateSystemShutdownExW
LookupPrivilegeValueW

api-ms-win-downlevel-ole32-l1-1-1

CoInitializeEx
CoUninitialize
GetErrorInfo
CoInitializeSecurity
CoCreateInstance

api-ms-win-downlevel-kernel32-l2-1-0

LocalAlloc
LocalFree

api-ms-win-downlevel-user32-l1-1-1

CharLowerBuffW

oleaut32

SysFreeString
VariantClear
SysStringLen
LoadRegTypeLi
LoadTypeLi
SysStringByteLen
SysAllocStringByteLen
SysAllocStringLen
VarBstrCmp
SysAllocString

api-ms-win-downlevel-version-l1-1-0

GetFileVersionInfoExW
GetFileVersionInfoSizeExW
VerQueryValueW

ntdll

RtlNtStatusToDosError
RtlGetVersion
RtlFreeHeap
RtlAllocateHeap
NtSetInformationFile

Sections

.text
Size: 161KB - Virtual size: 160KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 6KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 5KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 31KB - Virtual size: 30KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 11KB - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

4e6245140644705dffc8bdf5ddcf1dcd

Code Sign

33:00:00:02:66:bd:15:80:ef:a7:5c:d6:d3:00:00:00:00:02:66Certificate

Extended Key Usages

61:07:76:56:00:00:00:00:00:08Certificate

Key Usages

13:cd:91:9d:8b:5f:d4:7d:37:b6:22:bb:78:c7:99:b6:97:42:e7:cc:af:b4:45:3f:c6:28:ac:f3:48:c8:b1:b7Signer

Headers

DLL Characteristics

File Characteristics

Imports

msvcrt

api-ms-win-downlevel-advapi32-l1-1-1

api-ms-win-downlevel-kernel32-l1-1-0

api-ms-win-downlevel-advapi32-l4-1-0

api-ms-win-downlevel-ole32-l1-1-1

api-ms-win-downlevel-kernel32-l2-1-0

api-ms-win-downlevel-user32-l1-1-1

oleaut32

api-ms-win-downlevel-version-l1-1-0

ntdll

Sections

.text Size: 161KB - Virtual size: 160KB

.data Size: 6KB - Virtual size: 7KB

.idata Size: 5KB - Virtual size: 5KB

.rsrc Size: 31KB - Virtual size: 30KB

.reloc Size: 11KB - Virtual size: 10KB

33:00:00:02:66:bd:15:80:ef:a7:5c:d6:d3:00:00:00:00:02:66
Certificate

61:07:76:56:00:00:00:00:00:08
Certificate

13:cd:91:9d:8b:5f:d4:7d:37:b6:22:bb:78:c7:99:b6:97:42:e7:cc:af:b4:45:3f:c6:28:ac:f3:48:c8:b1:b7
Signer

.text
Size: 161KB - Virtual size: 160KB

.data
Size: 6KB - Virtual size: 7KB

.idata
Size: 5KB - Virtual size: 5KB

.rsrc
Size: 31KB - Virtual size: 30KB

.reloc
Size: 11KB - Virtual size: 10KB