DispBroker.pdb
Static task
static1
Behavioral task
behavioral1
Sample
DispBroker.dll
Resource
win10v2004-20240426-en
General
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Target
DispBroker.dll
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Size
318KB
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MD5
0c6d4927b2ea925c21912d7af08e5485
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SHA1
65b739f4aa6d4d3443f8f3141a966ce46fe6e290
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SHA256
84be266d051784f4d167769ea56ad5c604de0f8567d2347692bd8b0a55b4d693
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SHA512
7f75141daac3fb4af95e53d93981ad43c305f052f1519db0775d857d2f9b2769f0ec85c414a2276d9e19ab982424c02d027358a7b987cd9a3cee4be52dfe00a7
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SSDEEP
6144:JLt6i/pYrroHZA4WLJfX9OI5Mu/53ItuvVc39cYFsPy7pu2B8gAe99jxF:W2pYrk5HtuVc36qsPy7pu2B8K9Jx
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource DispBroker.dll
Files
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DispBroker.dll.dll windows:10 windows x86 arch:x86
3c02581d3a2f128f1f6fcc586f1eaa60
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL
PDB Paths
Imports
msvcp_win
_Mtx_unlock
?_Throw_C_error@std@@YAXH@Z
_Mtx_lock
_Mtx_init_in_situ
_Mtx_destroy_in_situ
?_Xlength_error@std@@YAXPBD@Z
?_Xbad_function_call@std@@YAXXZ
api-ms-win-crt-runtime-l1-1-0
_initterm_e
_initterm
api-ms-win-crt-private-l1-1-0
_o__configure_narrow_argv
_o__crt_atexit
_o__errno
_o__execute_onexit_table
_o__initialize_narrow_environment
_o__initialize_onexit_table
_o__invalid_parameter_noinfo
_o__invalid_parameter_noinfo_noreturn
_o__purecall
_o__register_onexit_function
_o__seh_filter_dll
memmove
_o_free
_o_malloc
_o_realloc
_o_terminate
__current_exception
__current_exception_context
_except_handler4_common
_CxxThrowException
_o__cexit
_o___stdio_common_vswprintf
_o___stdio_common_vsnprintf_s
_o___std_type_info_destroy_list
_o___std_exception_destroy
_o___std_exception_copy
_o__callnewh
__std_terminate
__CxxFrameHandler3
memcmp
memcpy
api-ms-win-crt-string-l1-1-0
memset
wcsnlen
ntdll
RtlGetLastNtStatus
NtAlpcCancelMessage
RtlIsMultiSessionSku
RtlQueryWnfStateData
RtlUnsubscribeWnfNotificationWaitForCompletion
NtQueryWnfStateData
RtlSubscribeWnfStateChangeNotification
RtlInitUnicodeString
RtlCaptureStackBackTrace
NtAlpcCreatePort
NtAlpcSendWaitReceivePort
AlpcGetMessageAttribute
AlpcInitializeMessageAttribute
NtAlpcAcceptConnectPort
api-ms-win-core-libraryloader-l1-2-0
GetModuleHandleW
GetModuleFileNameA
GetProcAddress
GetModuleHandleExW
api-ms-win-core-synch-l1-1-0
OpenSemaphoreW
WaitForSingleObjectEx
CreateMutexExW
InitializeCriticalSectionEx
DeleteCriticalSection
LeaveCriticalSection
EnterCriticalSection
WaitForSingleObject
InitializeSRWLock
ReleaseSRWLockExclusive
SetEvent
ResetEvent
CreateEventExW
CreateEventW
CreateSemaphoreExW
TryAcquireSRWLockExclusive
AcquireSRWLockExclusive
AcquireSRWLockShared
ReleaseSRWLockShared
ReleaseSemaphore
ReleaseMutex
api-ms-win-core-heap-l1-1-0
HeapFree
GetProcessHeap
HeapAlloc
api-ms-win-core-errorhandling-l1-1-0
SetLastError
GetLastError
UnhandledExceptionFilter
SetUnhandledExceptionFilter
RaiseException
api-ms-win-core-processthreads-l1-1-0
ProcessIdToSessionId
GetCurrentProcess
TerminateProcess
GetCurrentThreadId
GetCurrentProcessId
ResumeThread
SetThreadPriority
CreateThread
api-ms-win-core-localization-l1-2-0
FormatMessageW
api-ms-win-core-debug-l1-1-0
DebugBreak
OutputDebugStringW
IsDebuggerPresent
api-ms-win-core-handle-l1-1-0
CloseHandle
api-ms-win-eventing-provider-l1-1-0
EventRegister
EventActivityIdControl
EventSetInformation
EventUnregister
EventWriteTransfer
api-ms-win-core-winrt-error-l1-1-0
SetRestrictedErrorInfo
RoOriginateErrorW
RoOriginateError
RoTransformError
api-ms-win-core-util-l1-1-0
EncodePointer
DecodePointer
api-ms-win-core-synch-l1-2-0
InitOnceBeginInitialize
InitOnceComplete
InitOnceExecuteOnce
api-ms-win-core-winrt-string-l1-1-0
WindowsCompareStringOrdinal
WindowsGetStringRawBuffer
WindowsStringHasEmbeddedNull
WindowsIsStringEmpty
WindowsCreateString
WindowsDuplicateString
WindowsCreateStringReference
WindowsDeleteString
api-ms-win-ntuser-sysparams-l1-1-0
DisplayConfigGetDeviceInfo
GetDisplayConfigBufferSizes
api-ms-win-rtcore-ntuser-private-l1-1-5
ord2618
ord2620
ord2619
api-ms-win-dx-d3dkmt-l1-1-4
D3DKMTDispMgrSourceOperation
ord1016
D3DKMTDispMgrCreate
D3DKMTDDisplayEnum
D3DKMTDispMgrTargetOperation
api-ms-win-dx-d3dkmt-l1-1-5
D3DKMTDispMgrOperation
api-ms-win-dx-d3dkmt-l1-1-0
ord1004
GdiEntry13
api-ms-win-core-profile-l1-1-0
QueryPerformanceCounter
api-ms-win-core-processthreads-l1-1-1
IsProcessorFeaturePresent
api-ms-win-core-sysinfo-l1-1-0
GetSystemTimeAsFileTime
api-ms-win-core-interlocked-l1-1-0
InitializeSListHead
api-ms-win-core-com-l1-1-0
CoUninitialize
CoTaskMemAlloc
CoCreateFreeThreadedMarshaler
CoCreateInstance
CoInitializeEx
api-ms-win-core-libraryloader-l1-2-1
LoadLibraryW
api-ms-win-core-com-l1-1-1
RoGetAgileReference
api-ms-win-core-winrt-error-l1-1-1
RoGetMatchingRestrictedErrorInfo
IsErrorPropagationEnabled
api-ms-win-core-threadpool-l1-2-0
CreateThreadpoolTimer
CloseThreadpoolTimer
WaitForThreadpoolTimerCallbacks
SetThreadpoolTimer
api-ms-win-core-registry-l1-1-0
RegQueryValueExW
RegCloseKey
RegOpenKeyExW
api-ms-win-core-threadpool-legacy-l1-1-0
UnregisterWaitEx
QueueUserWorkItem
api-ms-win-security-sddl-l1-1-0
ConvertStringSecurityDescriptorToSecurityDescriptorW
api-ms-win-core-kernel32-legacy-l1-1-0
RegisterWaitForSingleObject
api-ms-win-core-heap-l2-1-0
LocalFree
api-ms-win-core-winrt-l1-1-0
RoGetActivationFactory
api-ms-win-core-memory-l1-1-0
VirtualFree
api-ms-win-core-errorhandling-l1-1-2
RaiseFailFastException
api-ms-win-core-apiquery-l1-1-0
ApiSetQueryApiSetPresence
api-ms-win-core-delayload-l1-1-1
ResolveDelayLoadedAPI
api-ms-win-core-delayload-l1-1-0
DelayLoadFailureHook
Exports
Exports
DispBrokerTraceLogCallback
DispBrokerTraceLogHelper
DllCanUnloadNow
DllGetActivationFactory
DllGetClassObject
Sections
.text Size: 287KB - Virtual size: 286KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 1024B - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 8KB - Virtual size: 7KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.didat Size: 512B - Virtual size: 20B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1024B - Virtual size: 1024B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 19KB - Virtual size: 19KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ