Static task
static1
Behavioral task
behavioral1
Sample
OptionalFeatures.exe
Resource
win10v2004-20231023-en
General
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Target
OptionalFeatures.exe
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Size
104KB
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MD5
4c6b5650c944bd36dcb39150290d0dd0
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SHA1
493fb9d4b26df099292328282701fcd398215b99
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SHA256
9efa3797845969642ef865653fab90c1265c0dbf6db4e6e564873b82010b2901
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SHA512
8a8b3d75a08c6baf55b9ce0c8f5eabf8b48443c027a12d253dbc8f981ac4fa4ff250e1e570d3f5e2db196b3d55cc917cbaafe0d5a1bdaa1b28905495524c7ba2
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SSDEEP
3072:diAZH1vbEaznWfH22ZsuX2xKwMPTnaSrIrvDT:xH1fznWjZnXeKwMLnaqY
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource OptionalFeatures.exe
Files
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OptionalFeatures.exe.exe windows:10 windows x86
c55fafbf4e5409085108c3821c28f826
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
kernel32
HeapFree
SetLastError
ReleaseSemaphore
GetModuleHandleExW
GetUserDefaultUILanguage
CompareStringOrdinal
GetLocaleInfoW
WaitForSingleObject
GetCurrentThreadId
ReleaseMutex
FormatMessageW
CreateSemaphoreExW
OutputDebugStringW
WaitForSingleObjectEx
OpenSemaphoreW
CloseHandle
HeapSetInformation
HeapAlloc
GetProcAddress
CreateMutexExW
GetCurrentProcessId
GetProcessHeap
LoadLibraryExW
GetLastError
GetModuleFileNameA
gdi32
GetStockObject
user32
SwitchDesktop
GetUserObjectInformationW
GetClassNameW
SetWindowLongW
RegisterClassW
DestroyIcon
CloseDesktop
GetThreadDesktop
SetThreadDesktop
SendMessageW
CreateWindowExW
DestroyWindow
GetWindow
DefWindowProcW
GetWindowLongW
OpenDesktopW
LoadCursorW
msvcrt
_except_handler4_common
_controlfp
?terminate@@YAXXZ
_onexit
__dllonexit
_unlock
_lock
_wcmdln
_initterm
__setusermatherr
__p__fmode
_cexit
_exit
exit
__set_app_type
__wgetmainargs
_amsg_exit
__p__commode
_XcptFilter
wcsstr
memcpy_s
_vsnwprintf
memset
appwiz.cpl
RunOCMW
shlwapi
ord10
api-ms-win-core-com-l1-1-1
CoUninitialize
CoInitializeSecurity
api-ms-win-core-synch-l1-2-0
Sleep
api-ms-win-core-processthreads-l1-1-2
TerminateProcess
GetCurrentProcess
GetStartupInfoW
api-ms-win-core-errorhandling-l1-1-1
UnhandledExceptionFilter
SetUnhandledExceptionFilter
api-ms-win-core-libraryloader-l1-2-0
GetModuleHandleA
api-ms-win-core-profile-l1-1-0
QueryPerformanceCounter
api-ms-win-core-sysinfo-l1-2-1
GetTickCount
GetSystemTimeAsFileTime
ole32
CoInitialize
Sections
.text Size: 11KB - Virtual size: 11KB
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: 3KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 87KB - Virtual size: 86KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 1024B - Virtual size: 808B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ