Static task
static1
Behavioral task
behavioral1
Sample
GameBarPresenceWriter.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
GameBarPresenceWriter.exe
Resource
win10v2004-20230220-en
General
-
Target
GameBarPresenceWriter.exe
-
Size
226KB
-
MD5
cd91c7584672a65b599ee932a67ffe62
-
SHA1
c0979791e7cdcceb501d22704cd41d01e730175f
-
SHA256
367e0b847ab565480d61ff54f5eae50d00ea783085ebf0d10aa58da7385d56b3
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SHA512
27a5fd96e88cea4d1e5fd6f2e4db6871a79e490c9d69db354c55345b0c6de14914a5681ad417768c92a628c526d3418221015a95b31db188a6bfde32e974da44
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SSDEEP
6144:NcZzUlZpz0BWpdG7YJ7iZhpspALzf7uHw/OmGSZQY/bKvCt0B64:NcZzUlZNan7YJ8lzjuiOLLY+00B64
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource GameBarPresenceWriter.exe
Files
-
GameBarPresenceWriter.exe.exe windows x86
2f62273fbb20c22e9051c9ca5420de9d
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
advapi32
RegGetValueW
RegCreateKeyExW
RegCloseKey
RegNotifyChangeKeyValue
MakeAbsoluteSD
ConvertStringSecurityDescriptorToSecurityDescriptorW
EventUnregister
EventSetInformation
EventRegister
EventWriteTransfer
kernel32
GetModuleFileNameA
HeapFree
EnterCriticalSection
GetModuleHandleExW
LeaveCriticalSection
InitializeCriticalSectionEx
GetCurrentThreadId
FormatMessageW
OutputDebugStringW
RaiseException
HeapAlloc
GetProcAddress
DeleteCriticalSection
GetProcessHeap
GetModuleHandleW
DebugBreak
IsDebuggerPresent
CreateSemaphoreExW
SetLastError
CreateEventExW
ReleaseSemaphore
WaitForThreadpoolTimerCallbacks
WaitForSingleObject
ReleaseMutex
CloseThreadpoolWait
GetLastError
WaitForThreadpoolWaitCallbacks
ReleaseSRWLockExclusive
CloseThreadpoolTimer
AcquireSRWLockExclusive
WaitForSingleObjectEx
CreateThreadpoolWait
OpenSemaphoreW
CloseHandle
SetThreadpoolTimer
ReleaseSRWLockShared
SetThreadpoolWait
CreateThreadpoolTimer
CreateMutexExW
AcquireSRWLockShared
GetCurrentProcessId
ParseApplicationUserModelId
InitOnceExecuteOnce
EncodePointer
CreateEventW
Sleep
SetEvent
DecodePointer
LocalFree
api-ms-win-crt-runtime-l1-1-0
_initterm
_initterm_e
_c_exit
_register_thread_local_exe_atexit_callback
api-ms-win-crt-private-l1-1-0
_o___stdio_common_vfwprintf
_o___stdio_common_vsnprintf_s
_o___stdio_common_vsprintf_s
_o___stdio_common_vswprintf
_o__callnewh
_o__calloc_base
_o__cexit
_o__CIpow
_o__configthreadlocale
_o__configure_wide_argv
_o__controlfp_s
_o__crt_atexit
_o__errno
_o__exit
_o__free_base
_o__get_initial_wide_environment
_o__Getdays
_o__Getmonths
_o__Gettnames
_o__initialize_onexit_table
_o__initialize_wide_environment
_o__invalid_parameter_noinfo
_o__invalid_parameter_noinfo_noreturn
_o__malloc_base
_o__purecall
_o___std_exception_copy
_o__realloc_base
_o___pctype_func
_o__register_onexit_function
_o__seh_filter_exe
_o__set_app_type
_o__set_fmode
_o__set_new_mode
_o__Strftime
_o__W_Getdays
_o__W_Getmonths
_o__W_Gettnames
_o__wcsdup
_o__Wcsftime
_o_abort
_o_calloc
_o_ceil
_o_exit
_o_free
_o_frexp
_o_islower
_o_isspace
_o_isupper
_o_ldexp
_o_localeconv
_o_malloc
_o_setlocale
_o_strtod
_o_strtof
_o_terminate
_o_tolower
_except_handler4_common
_CxxThrowException
_o___p__commode
wcsstr
_o___std_exception_destroy
_o___p___wargv
_o___p___argc
_o___acrt_iob_func
_o____mb_cur_max_func
_o____lc_locale_name_func
_o____lc_collate_cp_func
_o____lc_codepage_func
__CxxFrameHandler3
memchr
memcmp
memcpy
memmove
api-ms-win-crt-string-l1-1-0
memset
strcspn
__strncnt
wcsnlen
ole32
CoCreateInstance
CoCreateFreeThreadedMarshaler
CoTaskMemFree
CoReleaseServerProcess
CoTaskMemAlloc
CoRegisterClassObject
CoResumeClassObjects
CoInitializeSecurity
CoRevokeClassObject
CoAddRefServerProcess
api-ms-win-core-winrt-error-l1-1-0
RoOriginateError
SetRestrictedErrorInfo
RoOriginateErrorW
api-ms-win-core-winrt-string-l1-1-0
WindowsStringHasEmbeddedNull
WindowsCreateString
WindowsDuplicateString
WindowsGetStringRawBuffer
WindowsDeleteString
WindowsCreateStringReference
WindowsIsStringEmpty
api-ms-win-core-winrt-l1-1-0
RoRegisterActivationFactories
RoInitialize
RoGetActivationFactory
RoRevokeActivationFactories
RoActivateInstance
RoUninitialize
api-ms-win-core-winrt-error-l1-1-1
RoGetMatchingRestrictedErrorInfo
api-ms-win-power-setting-l1-1-0
PowerSettingUnregisterNotification
PowerSettingRegisterNotification
api-ms-win-core-synch-l1-2-0
SleepConditionVariableSRW
InitializeConditionVariable
WakeConditionVariable
WakeAllConditionVariable
api-ms-win-core-synch-l1-1-0
ResetEvent
InitializeCriticalSectionAndSpinCount
InitializeSRWLock
TryAcquireSRWLockExclusive
api-ms-win-core-profile-l1-1-0
QueryPerformanceCounter
api-ms-win-core-string-l1-1-0
CompareStringEx
GetStringTypeW
WideCharToMultiByte
MultiByteToWideChar
api-ms-win-core-errorhandling-l1-1-0
UnhandledExceptionFilter
SetUnhandledExceptionFilter
api-ms-win-core-processthreads-l1-1-0
GetCurrentProcess
TerminateProcess
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-crt-locale-l1-1-0
_unlock_locales
_lock_locales
api-ms-win-core-localization-l1-2-0
GetLocaleInfoEx
GetCPInfo
LCMapStringEx
Sections
.text Size: 191KB - Virtual size: 190KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 13KB - Virtual size: 15KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 7KB - Virtual size: 6KB
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: 12KB - Virtual size: 11KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ