dism[.]exe | Triage

Sharing

Copy URL Twitter E-mail

General

Target

dism.exe
Size

283KB
MD5

a8b086c2ef8401b116e970feafb58419
SHA1

45e44a35681df9db0b628fd224530121841f2ad4
SHA256

460be90af16996c1ed733f49c1aad727a7245e392116621b2fc02e2a142b6e52
SHA512

498f0d4cf10d60bb475c858f2a76c6b0aa25d818c94401f49b05c1977830b9e8e1d295fb5995d857b532c191123acbfdc1977f5c4e576ce4a4eba94da6f3f28a
SSDEEP

3072:QLzz1KnBUMLYaf5+1XdnBAY6SDgw1adNAZuIyYr5RW0BsC+u7Vty4mLP3MKkPYLT:yzQnlLwBAY6SkDdsuyvWo7rmLPLr9

Score

1^/10

Malware Config

Signatures

Files

dism.exe
.exe windows x64

2f3971c12c8422118621402d3004f94e

Code Sign

33:00:00:01:c4:22:b2:f7:9b:79:3d:ac:b2:00:00:00:00:01:c4
Certificate

Issuer

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

Not Before

03/07/2018, 20:45

Not After

26/07/2019, 20:45

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

c3:80:6a:25:56:c5:b4:72:c5:6c:07:c8:02:8f:39:63:5e:4a:1c:19:43:9e:75:5f:cf:ed:20:e6:4a:65:d4:29
Signer

Actual PE Digest

c3:80:6a:25:56:c5:b4:72:c5:6c:07:c8:02:8f:39:63:5e:4a:1c:19:43:9e:75:5f:cf:ed:20:e6:4a:65:d4:29

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

_lock
_unlock
wcsstr
wcsncmp
_wcsnicmp
iswalpha
__dllonexit
towlower
??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
free
_vsnwprintf
towupper
_getwch
vswprintf_s
_vscwprintf
_wcsicmp
_wcslwr_s
wcschr
wprintf
memmove_s
memcpy_s
__C_specific_handler
_onexit
_errno
realloc
memset
??0exception@@QEAA@XZ
__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
ReadFile
SetFilePointer
SearchPathW
UnmapViewOfFile
CreateFileMappingW
MapViewOfFile
DeviceIoControl
SetFileAttributesW
CopyFileExW
GetDriveTypeW
GetVersionExW
GetProcAddress
GetModuleHandleW
GetModuleHandleExW
FreeLibrary
InitializeCriticalSection
EnterCriticalSection
SetEvent
LeaveCriticalSection
GetLastError
CloseHandle
SetThreadUILanguage
SetErrorMode
SetConsoleCtrlHandler
OutputDebugStringW
GetCommandLineW
HeapFree
GetProcessHeap
SizeofResource
LockResource
LoadResource
FindResourceExW
Sleep
GetCurrentProcess
DeleteCriticalSection
RaiseException
GetCurrentThreadId
CompareStringW
GetStdHandle
HeapAlloc
WriteConsoleW
LocalAlloc
WideCharToMultiByte
WriteFile
LocalFree
GetFileType
GetConsoleMode
GetModuleFileNameW
IsWow64Process
FormatMessageW
GetFileAttributesW
SetLastError
CreateFileW
GetSystemInfo
HeapSize
HeapReAlloc
HeapDestroy
MultiByteToWideChar
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
ReleaseSRWLockExclusive
AcquireSRWLockExclusive
WakeAllConditionVariable
SleepConditionVariableSRW
QueryPerformanceCounter
GetCurrentProcessId
GetSystemTimeAsFileTime
GetTickCount
OutputDebugStringA
GetSystemWindowsDirectoryW
ExpandEnvironmentStringsW
GetTempFileNameW
GetFullPathNameW
CreateDirectoryW
GetFileInformationByHandle
FindFirstFileW
FindNextFileW
FindClose
LoadLibraryExW

ole32

CoInitializeSecurity
CoCreateInstance
CoInitializeEx
CoUninitialize

user32

CharLowerBuffW

oleaut32

LoadTypeLi
SysStringByteLen
SysAllocStringByteLen
SysAllocStringLen
VarBstrCmp
LoadRegTypeLi
GetErrorInfo
SysStringLen
VariantClear
SysAllocString
SysFreeString

version

GetFileVersionInfoSizeExW
GetFileVersionInfoExW
VerQueryValueW

ntdll

RtlGetVersion
RtlNtStatusToDosError
RtlFreeHeap
RtlAllocateHeap
NtSetInformationFile

Sections

.text
Size: 144KB - Virtual size: 144KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 84KB - Virtual size: 84KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 7KB - Virtual size: 9KB

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: 656B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

2f3971c12c8422118621402d3004f94e

Code Sign

33:00:00:01:c4:22:b2:f7:9b:79:3d:ac:b2:00:00:00:00:01:c4Certificate

Extended Key Usages

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

Key Usages

c3:80:6a:25:56:c5:b4:72:c5:6c:07:c8:02:8f:39:63:5e:4a:1c:19:43:9e:75:5f:cf:ed:20:e6:4a:65:d4:29Signer

Headers

DLL Characteristics

File Characteristics

Imports

msvcrt

advapi32

kernel32

ole32

user32

oleaut32

version

ntdll

Sections

.text Size: 144KB - Virtual size: 144KB

.rdata Size: 84KB - Virtual size: 84KB

.data Size: 7KB - Virtual size: 9KB

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

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

.reloc Size: 1024B - Virtual size: 656B

33:00:00:01:c4:22:b2:f7:9b:79:3d:ac:b2:00:00:00:00:01:c4
Certificate

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

c3:80:6a:25:56:c5:b4:72:c5:6c:07:c8:02:8f:39:63:5e:4a:1c:19:43:9e:75:5f:cf:ed:20:e6:4a:65:d4:29
Signer

.text
Size: 144KB - Virtual size: 144KB

.rdata
Size: 84KB - Virtual size: 84KB

.data
Size: 7KB - Virtual size: 9KB

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

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

.reloc
Size: 1024B - Virtual size: 656B