CastingShellExt[.]dll

Sharing

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General

Target

CastingShellExt.dll
Size

131KB
MD5

3f4ecb02ca06679c95c88b130f463ce0
SHA1

abd8dd295c750dbf1d409be0b5110bc5fd6c4142
SHA256

93694cb34b0e4be6bc89490b77ee030ec8080fa5ed6d817347bde221166f3d09
SHA512

8d73f3c811746bfe0c81bf550dfb5ae9dd5ac6b78963df9a85fe45c6fa38a08d563f116b1c39d21d013eb2772c09b6119cab9ed80aeaeb382f48ded428e99e1f
SSDEEP

3072:FWx+vlHn368LfcVbzgPm46Xdmagw5D7y/DmlfkYhm:X6ou/TNmagwtgDlY

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
CastingShellExt.dll

Files

CastingShellExt.dll
.dll windows:10 windows x86 arch:x86

70f6c1d74b4d9cda5c7d6be2bdba4c77

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

CastingShellExt.pdb

Imports

msvcrt

_lock
_initterm
_onexit
__CxxFrameHandler3
_except_handler4_common
_unlock
memmove
_amsg_exit
_XcptFilter
wcscspn
malloc
_callnewh
toupper
__dllonexit
memcpy_s
free
_vsnwprintf
_purecall
memset

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

GetTraceLoggerHandle
UnregisterTraceGuids
RegisterTraceGuidsW
GetTraceEnableFlags
GetTraceEnableLevel
TraceMessage

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

GetModuleHandleExW
GetModuleFileNameA
DisableThreadLibraryCalls
GetProcAddress
FindStringOrdinal
GetModuleHandleW

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

RoOriginateError

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

DecodePointer
EncodePointer

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

ReleaseSRWLockExclusive
AcquireSRWLockExclusive
ReleaseSRWLockShared
InitializeSRWLock
WaitForSingleObject
CreateSemaphoreExW
CreateMutexExW
OpenSemaphoreW
WaitForSingleObjectEx
ReleaseMutex
AcquireSRWLockShared
ReleaseSemaphore

api-ms-win-core-shlwapi-legacy-l1-1-0

PathParseIconLocationW

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

CompareStringOrdinal

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

GetSystemTimeAsFileTime
GetTickCount
GetSystemDirectoryW

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

PathCchAppend

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

FormatMessageW

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

GetCurrentProcessId
GetCurrentProcess
TerminateProcess
GetCurrentThreadId

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

OutputDebugStringW
DebugBreak
IsDebuggerPresent

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

WindowsCreateString
WindowsGetStringRawBuffer
WindowsDeleteString
WindowsCreateStringReference
WindowsDuplicateString
WindowsSubstringWithSpecifiedLength

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

CoTaskMemAlloc
CoMarshalInterThreadInterfaceInStream
CoReleaseMarshalData
CoCreateFreeThreadedMarshaler
CoCreateInstance
CoGetApartmentType
CoGetInterfaceAndReleaseStream

ntdll

NtQueryWnfStateData

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

RoGetAgileReference

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

GetLastError
UnhandledExceptionFilter
SetUnhandledExceptionFilter
RaiseException
SetLastError

api-ms-win-shcore-thread-l1-1-0

SHGetThreadRef

api-ms-win-shcore-taskpool-l1-1-0

SHTaskPoolQueueTask

api-ms-win-shcore-comhelpers-l1-1-0

IUnknown_QueryService

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

RegGetValueW

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

RoGetActivationFactory
RoActivateInstance

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

WakeAllConditionVariable
Sleep
SleepConditionVariableSRW

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

QueryPerformanceCounter

shell32

SHCreateDefaultContextMenu
SHCreateDefaultExtractIcon
ord256

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

GetProcessHeap
HeapFree
HeapAlloc

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

CloseHandle

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

EventUnregister
EventSetInformation
EventRegister
EventWriteTransfer
EventProviderEnabled

api-ms-win-core-heap-l2-1-0

LocalAlloc

api-ms-win-core-delayload-l1-1-1

ResolveDelayLoadedAPI

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

DelayLoadFailureHook

Exports

Exports

CreateViewObjectForContentDirectoryFolder
CreateViewObjectForMediaServerFolder
DllCanUnloadNow
DllGetClassObject
DllMain
GetContextMenuForContentDirectoryFolder
GetContextMenuForMediaServerFolder
GetExtractIconForContentDirectoryFolder
GetExtractIconForMediaServerFolder
GetPlatformSpecificLockScreenAppLauncher
IsLockScreenActive

Sections

.text
Size: 49KB - Virtual size: 48KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 5KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.didat
Size: 512B - Virtual size: 16B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 71KB - Virtual size: 70KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

70f6c1d74b4d9cda5c7d6be2bdba4c77

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

msvcrt

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

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

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

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

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

api-ms-win-core-shlwapi-legacy-l1-1-0

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

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

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

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

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

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

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

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

ntdll

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

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

api-ms-win-shcore-thread-l1-1-0

api-ms-win-shcore-taskpool-l1-1-0

api-ms-win-shcore-comhelpers-l1-1-0

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

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

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

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

shell32

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

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

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

api-ms-win-core-heap-l2-1-0

api-ms-win-core-delayload-l1-1-1

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

Exports

Exports

Sections

.text Size: 49KB - Virtual size: 48KB

.data Size: 512B - Virtual size: 1KB

.idata Size: 5KB - Virtual size: 4KB

.didat Size: 512B - Virtual size: 16B

.rsrc Size: 71KB - Virtual size: 70KB

.reloc Size: 4KB - Virtual size: 3KB

.text
Size: 49KB - Virtual size: 48KB

.data
Size: 512B - Virtual size: 1KB

.idata
Size: 5KB - Virtual size: 4KB

.didat
Size: 512B - Virtual size: 16B

.rsrc
Size: 71KB - Virtual size: 70KB

.reloc
Size: 4KB - Virtual size: 3KB