AppExtension[.]dll

Sharing

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General

Target

AppExtension.dll
Size

137KB
MD5

30b921ea8d07991f7464c4add90a78d5
SHA1

6d5d3ffbcab7e995731a29e4ac49d982b558a961
SHA256

33d186de26f0a52cf898def92a09406229ed88ad0829e4f40fa21ba76d0d106a
SHA512

e58947a136048fe038c0fea81191542884b8facf89718f5f9554c38ae745683a7545085e91174c402d38c64dde832cd5c369830f5935986b41d370239b156c76
SSDEEP

3072:IJJQDGXKVNI7ST3SIcNgWGPWHJZzw3dua9a:hsaTiBSWuWpZKuG

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
AppExtension.dll

Files

AppExtension.dll
.dll windows:10 windows x86 arch:x86

cac56ee508cfddf9feaad5eef16475c8

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

AppExtension.pdb

Imports

msvcrt

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

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

CoGetCallerTID
CoMarshalInterface
CoGetMalloc
CoCreateInstance
CoTaskMemFree
RoGetAgileReference
CoUninitialize
CoWaitForMultipleHandles
CoReleaseMarshalData
StringFromCLSID
CoInitializeEx
CreateStreamOnHGlobal
CoGetInterfaceAndReleaseStream
CoTaskMemAlloc
CoCreateFreeThreadedMarshaler
CoGetApartmentType
CoGetCallContext
CoCreateGuid

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

EncodePointer
DecodePointer

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

GetCurrentThread
OpenThreadToken
TlsAlloc
GetCurrentThreadId
GetCurrentProcessId
TlsSetValue
TerminateProcess
GetCurrentProcess
TlsGetValue
OpenProcessToken
TlsFree
CreateThread
GetProcessId
OpenProcess

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

RoGetMatchingRestrictedErrorInfo
RoOriginateError
GetRestrictedErrorInfo
RoTransformError
SetRestrictedErrorInfo
IsErrorPropagationEnabled
RoOriginateErrorW
RoReportFailedDelegate

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

FormatMessageW

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

LeaveCriticalSection
ReleaseSRWLockExclusive
EnterCriticalSection
Sleep
CreateEventW
InitializeCriticalSectionEx
AcquireSRWLockExclusive
DeleteCriticalSection
OpenSemaphoreW
WaitForMultipleObjectsEx
WaitForSingleObject
AcquireSRWLockShared
InitializeSRWLock
CreateEventExW
InitOnceExecuteOnce
ReleaseSemaphore
ReleaseSRWLockShared
SetEvent

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

LoadStringW
FreeLibrary
FreeLibraryAndExitThread
GetModuleHandleExW
DisableThreadLibraryCalls

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

GetLastError
UnhandledExceptionFilter
SetUnhandledExceptionFilter
RaiseException

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

QueryPerformanceCounter

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

GetTickCount
GetSystemTimeAsFileTime

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

SHSetThreadRef
SHCreateThreadRef
SHGetThreadRef

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

OutputDebugStringW

api-ms-win-appmodel-runtime-l1-1-1

PackageFamilyNameFromFullName

api-ms-win-security-base-l1-2-0

GetLengthSid
GetTokenInformation
CopySid

api-ms-win-core-string-l2-1-1

SHLoadIndirectString

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

UnregisterWaitEx

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

RegQueryValueExW
RegCloseKey
RegOpenKeyExW
RegNotifyChangeKeyValue

api-ms-win-rtcore-ntuser-window-l1-1-0

TranslateMessage
PostQuitMessage
PostThreadMessageW
DispatchMessageW
PeekMessageW

api-ms-win-core-kernel32-legacy-l1-1-1

RegisterWaitForSingleObject

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

WaitForThreadpoolTimerCallbacks
TrySubmitThreadpoolCallback
SetThreadpoolTimer
CallbackMayRunLong
CloseThreadpoolTimer
CreateThreadpoolTimer
FreeLibraryWhenCallbackReturns

api-ms-win-rtcore-ntuser-synch-l1-1-0

MsgWaitForMultipleObjectsEx

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

CloseHandle

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

CreateSemaphoreW

propsys

ord435

twinapi.appcore

ord3
ord2

appxdeploymentclient

ord23
ord24
ord25
ord27

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

ExpandEnvironmentStringsW

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

CompareStringOrdinal

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

QueryFullProcessImageNameW

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

DelayLoadFailureHook
ResolveDelayLoadedAPI

ntdll

RtlCompareUnicodeString
RtlNtStatusToDosErrorNoTeb
RtlAllocateHeap
RtlInitUnicodeString
NtQueryInformationToken
RtlFreeHeap
RtlConvertSidToUnicodeString
RtlFreeUnicodeString

Exports

Exports

DllCanUnloadNow
DllGetActivationFactory
DllGetClassObject

Sections

.text
Size: 117KB - Virtual size: 117KB

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: 6KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.didat
Size: 512B - Virtual size: 68B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: 512B - Virtual size: 9B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.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

cac56ee508cfddf9feaad5eef16475c8

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

msvcrt

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

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

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

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

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

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

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

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

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

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

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

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

api-ms-win-appmodel-runtime-l1-1-1

api-ms-win-security-base-l1-2-0

api-ms-win-core-string-l2-1-1

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

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

api-ms-win-rtcore-ntuser-window-l1-1-0

api-ms-win-core-kernel32-legacy-l1-1-1

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

api-ms-win-rtcore-ntuser-synch-l1-1-0

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

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

propsys

twinapi.appcore

appxdeploymentclient

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

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

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

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

ntdll

Exports

Exports

Sections

.text Size: 117KB - Virtual size: 117KB

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

.idata Size: 6KB - Virtual size: 6KB

.didat Size: 512B - Virtual size: 68B

.tls Size: 512B - Virtual size: 9B

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

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

.text
Size: 117KB - Virtual size: 117KB

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

.idata
Size: 6KB - Virtual size: 6KB

.didat
Size: 512B - Virtual size: 68B

.tls
Size: 512B - Virtual size: 9B

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

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