dism[.]exe | Triage

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General

Target

dism.exe
Size

277KB
MD5

4076882fb533f1bf6e2cdfe83c2ae306
SHA1

9c8d627b544d8e22d75da48133597dd53ddf3f22
SHA256

353160f8ccb6d95f5d856cc3e75c47bc07248dc59ef6dd871ce1891e57c702db
SHA512

eb39be3014f75d27176e9153208ac83a80114a24581ebb76676d85e30d690fcf1ab02b1ed8c7c2ebeddfa3e18c192df7f65690b6f8e3f9e92caa915e9791789d
SSDEEP

3072:50cwK7Sh0OFZrXdojY/JNviW6ntrcr7RW4sZXvymKrHDhs2KMeSrSVr8aJp:KCe0O390rIlW4Bfhs2oS8rj

Score

1^/10

Malware Config

Signatures

Files

dism.exe
.exe windows:10 windows x64

77e841ef5cf8764e27506260650e4849

Code Sign

33:00:00:02:32:41:fb:59:99:6d:cc:4d:ff:00:00:00:00:02:32
Certificate

Issuer

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

Not Before

02-05-2019 21:24

Not After

02-05-2020 21:24

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

80:fe:92:3c:d8:ab:b6:49:d0:ea:22:3a:70:40:17:4e:b9:61:79:18:e4:84:7e:fb:ba:ba:72:9f:6a:ce:c3:41
Signer

Actual PE Digest

80:fe:92:3c:d8:ab:b6:49:d0:ea:22:3a:70:40:17:4e:b9:61:79:18:e4:84:7e:fb:ba:ba:72:9f:6a:ce:c3:41

Digest Algorithm

sha256

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
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_LARGE_ADDRESS_AWARE
IMAGE_FILE_REMOVABLE_RUN_FROM_SWAP
IMAGE_FILE_NET_RUN_FROM_SWAP

Imports

msvcrt

wcsstr
wcsncmp
_wcsnicmp
iswalpha
??0exception@@QEAA@XZ
towlower
__dllonexit
_unlock
_lock
??1type_info@@UEAA@XZ
?terminate@@YAXXZ
_commode
_fmode
_initterm
__setusermatherr
_cexit
_exit
exit
__set_app_type
__wgetmainargs
_amsg_exit
_XcptFilter
_CxxThrowException
_callnewh
??0exception@@QEAA@AEBQEBDH@Z
wcscpy_s
wcsrchr
calloc
malloc
_purecall
??0exception@@QEAA@AEBQEBD@Z
?what@exception@@UEBAPEBDXZ
??1exception@@UEAA@XZ
??0exception@@QEAA@AEBV0@@Z
_wcsicmp
free
_vsnwprintf
towupper
_getwch
vswprintf_s
_vscwprintf
_wcslwr_s
wcschr
wprintf
memmove_s
memcpy_s
__C_specific_handler
_onexit
_errno
realloc
memset
__CxxFrameHandler3
memcpy
memcmp
__RTDynamicCast
wcscmp

advapi32

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

kernel32

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

ole32

CoInitializeEx
CoUninitialize
CoCreateInstance
CoInitializeSecurity

user32

CharLowerBuffW

oleaut32

GetErrorInfo
SysAllocString
SysAllocStringByteLen
SysAllocStringLen
SysStringByteLen
LoadTypeLi
LoadRegTypeLi
SysStringLen
VariantClear
VarBstrCmp
SysFreeString

version

GetFileVersionInfoExW
VerQueryValueW
GetFileVersionInfoSizeExW

ntdll

RtlGetVersion
RtlNtStatusToDosError
NtSetInformationFile
RtlFreeHeap
RtlAllocateHeap

Sections

.text
Size: 141KB - Virtual size: 140KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 81KB - Virtual size: 81KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 7KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 1024B - Virtual size: 660B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

77e841ef5cf8764e27506260650e4849

Code Sign

33:00:00:02:32:41:fb:59:99:6d:cc:4d:ff:00:00:00:00:02:32Certificate

Extended Key Usages

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

Key Usages

80:fe:92:3c:d8:ab:b6:49:d0:ea:22:3a:70:40:17:4e:b9:61:79:18:e4:84:7e:fb:ba:ba:72:9f:6a:ce:c3:41Signer

Headers

DLL Characteristics

File Characteristics

Imports

msvcrt

advapi32

kernel32

ole32

user32

oleaut32

version

ntdll

Sections

.text Size: 141KB - Virtual size: 140KB

.rdata Size: 81KB - Virtual size: 81KB

.data Size: 7KB - Virtual size: 8KB

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

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

.reloc Size: 1024B - Virtual size: 660B

33:00:00:02:32:41:fb:59:99:6d:cc:4d:ff:00:00:00:00:02:32
Certificate

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

80:fe:92:3c:d8:ab:b6:49:d0:ea:22:3a:70:40:17:4e:b9:61:79:18:e4:84:7e:fb:ba:ba:72:9f:6a:ce:c3:41
Signer

.text
Size: 141KB - Virtual size: 140KB

.rdata
Size: 81KB - Virtual size: 81KB

.data
Size: 7KB - Virtual size: 8KB

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

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

.reloc
Size: 1024B - Virtual size: 660B