ContactApis.pdb
Static task
static1
Behavioral task
behavioral1
Sample
ContactApis.dll
Resource
win10v2004-20240508-en
General
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Target
ContactApis.dll
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Size
829KB
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MD5
054238671a4d0fc657285438beeac4aa
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SHA1
ef3cb7c2ede84fd9197d68c45aa060f8c66df413
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SHA256
0aebe89c614558694421f38b106b7867a5df6bb85fb0005968b721498f02d535
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SHA512
ec244919f565c62f9ce34b15c97b71cc0958a22216756ad3ec5b26100ae8a7788a413b32a55e073254e3ab27e1a3e3c5378d811a08e006cb65334f993f8a4233
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SSDEEP
12288:ZfndpeJqNtNhmJUCbMrtXVlQz3Qf9cPq1vQ7wKYZi5Te69dl+SZsmOJYNyItX95f:dNrKJUCXvG9KHI2
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource ContactApis.dll
Files
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ContactApis.dll.dll windows:10 windows x86 arch:x86
7d42e13a61e2e96739c750af00302632
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
msvcrt
_except_handler4_common
__CxxFrameHandler3
_onexit
__dllonexit
_unlock
memcmp
_initterm
_amsg_exit
_XcptFilter
_callnewh
wcstoul
_errno
_vsnwprintf_s
wcsstr
realloc
memcpy
memmove_s
memmove
malloc
free
_purecall
memcpy_s
_vsnwprintf
_lock
memset
api-ms-win-core-libraryloader-l1-2-0
DisableThreadLibraryCalls
GetModuleFileNameA
GetModuleHandleExW
FreeLibrary
LoadLibraryExW
GetProcAddress
api-ms-win-core-synch-l1-2-0
CreateMutexExW
AcquireSRWLockShared
WaitForSingleObject
InitOnceBeginInitialize
InitializeSRWLock
InitOnceExecuteOnce
DeleteCriticalSection
InitializeCriticalSectionEx
InitOnceComplete
SetEvent
OpenSemaphoreW
CreateEventExW
EnterCriticalSection
LeaveCriticalSection
WaitForSingleObjectEx
ReleaseSemaphore
AcquireSRWLockExclusive
ReleaseSRWLockExclusive
ReleaseMutex
CreateEventW
CreateSemaphoreExW
Sleep
ReleaseSRWLockShared
api-ms-win-core-heap-l1-2-0
GetProcessHeap
HeapFree
HeapAlloc
api-ms-win-core-errorhandling-l1-1-1
SetUnhandledExceptionFilter
SetLastError
RaiseException
GetLastError
UnhandledExceptionFilter
api-ms-win-eventing-provider-l1-1-0
EventWriteTransfer
EventWrite
EventActivityIdControl
EventRegister
EventUnregister
EventSetInformation
api-ms-win-core-util-l1-1-0
EncodePointer
DecodePointer
api-ms-win-core-heap-l2-1-0
LocalAlloc
LocalFree
api-ms-win-core-processthreads-l1-1-2
TerminateProcess
GetCurrentThreadId
GetCurrentProcess
OpenProcess
GetCurrentProcessId
OpenThreadToken
OpenProcessToken
SetThreadToken
GetCurrentThread
api-ms-win-core-localization-l1-2-1
FormatMessageW
api-ms-win-core-debug-l1-1-1
OutputDebugStringW
DebugBreak
api-ms-win-core-handle-l1-1-0
CloseHandle
api-ms-win-core-threadpool-l1-2-0
CloseThreadpoolWait
CloseThreadpoolWork
SubmitThreadpoolWork
CreateThreadpoolWork
CreateThreadpoolWait
WaitForThreadpoolWaitCallbacks
FreeLibraryWhenCallbackReturns
SetThreadpoolWait
api-ms-win-core-timezone-l1-1-0
FileTimeToSystemTime
SystemTimeToFileTime
api-ms-win-core-sysinfo-l1-2-1
GetTickCount
GetTickCount64
GetSystemTimeAsFileTime
ntdll
RtlSubscribeWnfStateChangeNotification
RtlQueryWnfStateData
RtlUnsubscribeWnfNotificationWaitForCompletion
api-ms-win-service-management-l1-1-0
OpenServiceW
CloseServiceHandle
OpenSCManagerW
api-ms-win-service-winsvc-l1-2-0
QueryServiceStatus
api-ms-win-core-winrt-propertysetprivate-l1-1-1
RoCreatePropertySetSerializer
api-ms-win-core-profile-l1-1-0
QueryPerformanceCounter
userdataplatformhelperutil
GenerateUserModeServiceName
GetUserTokenFromContext
IsActiveDebugger
IsCommsSystemService
GetUserContextFromHandle
StartAndWaitForServiceForUser
contactactivation
AwaitContactPickerResults
ShowContactPickerAsync
ContactToVCardString
userdatalanguageutil
IsMatchingEAPrefix
DetermineStringEALangIdNLS
IsEAChar
systemeventsbrokerclient
SebCreateContactNotificationEvent
SebDeleteEvent
phoneutil
ValidPhoneNumberInplaceStripInvalidCharacters
api-ms-win-core-libraryloader-l1-2-2
LoadLibraryW
api-ms-win-core-registry-l1-1-0
RegGetValueW
api-ms-win-security-sddl-l1-1-0
ConvertSidToStringSidW
api-ms-win-core-delayload-l1-1-1
DelayLoadFailureHook
ResolveDelayLoadedAPI
Exports
Exports
DllCanUnloadNow
DllGetActivationFactory
DllGetClassObject
SetLocalRpcConnection
Sections
.text Size: 758KB - Virtual size: 758KB
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: 5KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.didat Size: 512B - Virtual size: 248B
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: 61KB - Virtual size: 61KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ