BcastDVRHelper[.]dll

Sharing

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General

Target

BcastDVRHelper.dll
Size

153KB
MD5

00f4311b5d33ff704342396f48c18bd9
SHA1

ea6af5d3c5ac1d754b3d64863f570f79e656dd29
SHA256

fb0c1df86121ef7eb2f9ab333cd13529683d2daeda1839cc815a35be9729ecff
SHA512

9c39560204c85ecd3c50fed31b5b23c6ff26a01672ac0bb1be9a35542e4c571808f0d3219a76f8a03c06c72952e5e62bef187564f37a22e4a05ad98842cd7b1a
SSDEEP

3072:K1QdkUknlxb80KRb4pCKHXXb8xgQHj/4As6:KCHMTg0KFPQXr8xgKL4

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
BcastDVRHelper.dll

Files

BcastDVRHelper.dll
.dll windows:10 windows x86 arch:x86

ff58e4132e6e0bab226a0327c2cb5761

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

BcastDVRHelper.pdb

Imports

msvcrt

_onexit
__dllonexit
_unlock
??1type_info@@UAE@XZ
_except_handler4_common
_initterm
_amsg_exit
_XcptFilter
memcpy
__CxxFrameHandler3
_CxxThrowException
?what@exception@@UBEPBDXZ
??_V@YAXPAX@Z
?name@type_info@@QBEPBDXZ
??0exception@@QAE@ABQBDH@Z
??0exception@@QAE@ABQBD@Z
_callnewh
malloc
free
_vsnprintf_s
??0exception@@QAE@ABV0@@Z
??0exception@@QAE@XZ
??1exception@@UAE@XZ
?terminate@@YAXXZ
_purecall
??3@YAXPAX@Z
memcmp
memcpy_s
memmove
_vsnwprintf
_lock
memset

api-ms-win-core-libraryloader-l1-2-0

GetProcAddress
GetModuleHandleExW
GetModuleFileNameA
LoadLibraryExW

api-ms-win-core-synch-l1-2-0

CreateSemaphoreExW
CreateMutexExW
InitializeSRWLock
ReleaseSemaphore
Sleep
InitializeCriticalSectionEx
InitOnceBeginInitialize
WaitForSingleObject
AcquireSRWLockShared
InitOnceComplete
SetEvent
DeleteCriticalSection
EnterCriticalSection
CreateEventW
ReleaseSRWLockShared
LeaveCriticalSection
WaitForSingleObjectEx
OpenSemaphoreW
ReleaseMutex
AcquireSRWLockExclusive
ReleaseSRWLockExclusive

api-ms-win-core-heap-l1-2-0

GetProcessHeap
HeapAlloc
HeapFree

api-ms-win-core-errorhandling-l1-1-1

GetLastError
RaiseException
UnhandledExceptionFilter
SetLastError
SetUnhandledExceptionFilter

api-ms-win-core-winrt-string-l1-1-0

WindowsStringHasEmbeddedNull
WindowsCreateString
WindowsCreateStringReference
WindowsGetStringRawBuffer
WindowsIsStringEmpty

api-ms-win-core-processthreads-l1-1-2

GetCurrentThreadId
CreateThread
GetCurrentProcessId
GetCurrentProcess
TerminateProcess

api-ms-win-core-localization-l1-2-1

FormatMessageW

api-ms-win-core-debug-l1-1-1

OutputDebugStringW

api-ms-win-core-handle-l1-1-0

DuplicateHandle
CloseHandle

api-ms-win-core-winrt-error-l1-1-1

RoTransformError
IsErrorPropagationEnabled
RoGetMatchingRestrictedErrorInfo
RoReportFailedDelegate
RoOriginateError
RoOriginateErrorW

api-ms-win-core-util-l1-1-0

EncodePointer
DecodePointer

api-ms-win-core-com-l1-1-1

CoTaskMemAlloc
CoCreateFreeThreadedMarshaler
RoGetAgileReference

api-ms-win-core-profile-l1-1-0

QueryPerformanceCounter

api-ms-win-core-sysinfo-l1-2-1

GetSystemTime
GetLocalTime
GetTickCount
GetSystemTimeAsFileTime

systemeventsbrokerclient

SebDeleteEvent
SebCreateBroadcastNotificationEvent

api-ms-win-eventing-provider-l1-1-0

EventRegister
EventWriteTransfer
EventSetInformation
EventUnregister

api-ms-win-core-winrt-l1-1-0

RoGetActivationFactory

api-ms-win-core-timezone-l1-1-0

SystemTimeToFileTime

api-ms-win-core-memory-l1-1-2

MapViewOfFile
UnmapViewOfFile

api-ms-win-core-synch-l1-2-1

WaitForMultipleObjects

Exports

Exports

DllCanUnloadNow
DllGetActivationFactory
DllGetClassObject

Sections

.text
Size: 130KB - Virtual size: 130KB

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: 4KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 9KB - Virtual size: 9KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

ff58e4132e6e0bab226a0327c2cb5761

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

msvcrt

api-ms-win-core-libraryloader-l1-2-0

api-ms-win-core-synch-l1-2-0

api-ms-win-core-heap-l1-2-0

api-ms-win-core-errorhandling-l1-1-1

api-ms-win-core-winrt-string-l1-1-0

api-ms-win-core-processthreads-l1-1-2

api-ms-win-core-localization-l1-2-1

api-ms-win-core-debug-l1-1-1

api-ms-win-core-handle-l1-1-0

api-ms-win-core-winrt-error-l1-1-1

api-ms-win-core-util-l1-1-0

api-ms-win-core-com-l1-1-1

api-ms-win-core-profile-l1-1-0

api-ms-win-core-sysinfo-l1-2-1

systemeventsbrokerclient

api-ms-win-eventing-provider-l1-1-0

api-ms-win-core-winrt-l1-1-0

api-ms-win-core-timezone-l1-1-0

api-ms-win-core-memory-l1-1-2

api-ms-win-core-synch-l1-2-1

Exports

Exports

Sections

.text Size: 130KB - Virtual size: 130KB

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

.idata Size: 4KB - Virtual size: 4KB

.rsrc Size: 1KB - Virtual size: 1KB

.reloc Size: 9KB - Virtual size: 9KB

.text
Size: 130KB - Virtual size: 130KB

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

.idata
Size: 4KB - Virtual size: 4KB

.rsrc
Size: 1KB - Virtual size: 1KB

.reloc
Size: 9KB - Virtual size: 9KB