Static task
static1
Behavioral task
behavioral1
Sample
dtdump.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
dtdump.exe
Resource
win10v2004-20230221-en
General
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Target
dtdump.exe
-
Size
89KB
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MD5
2f21e8c5a5d6c2fb23a368c494951213
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SHA1
bf4e1821fc468f83168bd0f1ad61b07545537cad
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SHA256
5ed133f9b9b3d7ea67a8e079c2c167e4547471b5d7170f0452f5914053217474
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SHA512
0c47ad6c81dff1f30be2cde9042dc8680f467d09d068e158368f8c42f2139f534daf7f325afe2a5fab0b1db44ec3d63ea9c4fb961eff8ebf8550eed6c9db8490
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SSDEEP
1536:fnJS7R8ZCFDsD8zmdJ2U4SAznun5hq/Vie5RrAxjxFS8VGtnlo7Od4oOyzvQ+tEr:fnJS7b4gz4JJ1EQc0e5RrARxd8jo7YWV
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource dtdump.exe
Files
-
dtdump.exe.exe windows x86
1af9b28e72494b63bd221b2536024433
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
msvcp_win
?_Xlength_error@std@@YAXPBD@Z
?_Xout_of_range@std@@YAXPBD@Z
api-ms-win-crt-string-l1-1-0
memset
strcspn
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___p__commode
_o___std_exception_copy
_o___std_exception_destroy
_o___stdio_common_vsnprintf_s
_o___stdio_common_vswprintf
_o__callnewh
_o__cexit
_o__configthreadlocale
_o__configure_wide_argv
_o__controlfp_s
_o__crt_atexit
_o__errno
_o__exit
_o__get_initial_wide_environment
_o__initialize_onexit_table
_o__initialize_wide_environment
_o__invalid_parameter_noinfo
_o__invalid_parameter_noinfo_noreturn
_o__purecall
memmove
_o__register_onexit_function
_o__seh_filter_exe
_o__set_app_type
_o__set_fmode
_o__set_new_mode
_o__wcsicmp
_o__wcsnicmp
_o__wcstoi64
_o__wcstoui64
_o_exit
_o_free
_o_iswspace
_o_malloc
_o_terminate
_except_handler4_common
_CxxThrowException
_o___p___wargv
_o___p___argc
__std_terminate
__CxxFrameHandler3
memcmp
memcpy
api-ms-win-core-libraryloader-l1-2-0
GetProcAddress
GetModuleHandleExW
FreeLibrary
LoadLibraryExW
GetModuleHandleW
GetModuleFileNameA
api-ms-win-core-synch-l1-1-0
EnterCriticalSection
ReleaseSemaphore
DeleteCriticalSection
AcquireSRWLockShared
CreateMutexExW
ReleaseSRWLockShared
OpenSemaphoreW
WaitForSingleObjectEx
AcquireSRWLockExclusive
ReleaseSRWLockExclusive
ReleaseMutex
WaitForSingleObject
InitializeCriticalSectionEx
LeaveCriticalSection
CreateSemaphoreExW
api-ms-win-core-heap-l1-1-0
HeapAlloc
GetProcessHeap
HeapFree
api-ms-win-core-errorhandling-l1-1-0
SetUnhandledExceptionFilter
SetLastError
UnhandledExceptionFilter
GetLastError
api-ms-win-core-threadpool-l1-2-0
SetThreadpoolTimer
CloseThreadpoolTimer
WaitForThreadpoolTimerCallbacks
CreateThreadpoolTimer
api-ms-win-core-processthreads-l1-1-0
GetCurrentThreadId
GetCurrentProcessId
TerminateProcess
GetCurrentProcess
api-ms-win-core-localization-l1-2-0
FormatMessageW
api-ms-win-core-debug-l1-1-0
DebugBreak
IsDebuggerPresent
OutputDebugStringW
api-ms-win-core-handle-l1-1-0
CloseHandle
api-ms-win-eventing-provider-l1-1-0
EventRegister
EventSetInformation
EventUnregister
EventWriteTransfer
api-ms-win-core-processthreads-l1-1-1
IsProcessorFeaturePresent
api-ms-win-core-profile-l1-1-0
QueryPerformanceCounter
api-ms-win-core-sysinfo-l1-1-0
GetSystemTimeAsFileTime
api-ms-win-core-interlocked-l1-1-0
InitializeSListHead
api-ms-win-core-delayload-l1-1-1
ResolveDelayLoadedAPI
api-ms-win-core-delayload-l1-1-0
DelayLoadFailureHook
Sections
.text Size: 64KB - Virtual size: 63KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 12KB - Virtual size: 17KB
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
.didat Size: 512B - Virtual size: 48B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1024B - Virtual size: 1000B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 6KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ