Static task
static1
Behavioral task
behavioral1
Sample
gpupdate.exe
Resource
win10v2004-20231025-en
General
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Target
gpupdate.exe
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Size
24KB
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MD5
2deed98de1f543e854a22a1098f62f1b
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SHA1
e6cdbc60be11ff26a77e83005fa156069b2d03ff
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SHA256
9e5b49964f5f32759cb9d0e2577dd892da175a28cbd8853e57be8d287dfb42ba
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SHA512
924fd99e7c1959c2323cd7c13f6b7a86d9567bf287667cfc40754955289d59169557d5bee3d397a784aad1f04bb3c6e3cc817af8bc62023e4394bc6c1bc98a2c
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SSDEEP
384:JI/t0ZEVsKmxTDxEjuiYK5jUhL4O1TBRbVnaYaYkx4xo/yWFcDWtl:Wt0ZmlU7lzSx4i/O
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource gpupdate.exe
Files
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gpupdate.exe.exe windows:10 windows x86
e28fe91aadcec39343d96c4659091959
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
InitiateSystemShutdownExW
OpenProcessToken
AdjustTokenPrivileges
LookupPrivilegeValueW
GetTokenInformation
kernel32
GetLastError
LocalFree
GetCurrentProcess
GetConsoleOutputCP
WaitForMultipleObjects
SetThreadUILanguage
FormatMessageW
CloseHandle
CreateThread
HeapSetInformation
GetModuleHandleW
LocalReAlloc
Sleep
LocalAlloc
msvcrt
_XcptFilter
_wcsnicmp
_wsetlocale
__p__commode
getwchar
__wgetmainargs
__set_app_type
_exit
exit
_cexit
__p__fmode
__setusermatherr
_initterm
_amsg_exit
?terminate@@YAXXZ
_ultow
towupper
_wcsicmp
wcstol
__dllonexit
_unlock
_lock
_except_handler4_common
_controlfp
??1type_info@@UAE@XZ
_onexit
_callnewh
malloc
_vsnwprintf
wprintf
memmove
memcpy
_CxxThrowException
?what@exception@@UBEPBDXZ
??1exception@@UAE@XZ
??0exception@@QAE@ABV0@@Z
__CxxFrameHandler3
??3@YAXPAX@Z
_purecall
??0exception@@QAE@ABQBD@Z
??0exception@@QAE@ABQBDH@Z
gpapi
ord115
api-ms-win-core-libraryloader-l1-2-0
LoadStringW
userenv
ForceSyncFgPolicy
api-ms-win-core-errorhandling-l1-1-0
SetUnhandledExceptionFilter
UnhandledExceptionFilter
api-ms-win-core-profile-l1-1-0
QueryPerformanceCounter
api-ms-win-core-processthreads-l1-1-0
GetCurrentProcessId
GetCurrentThreadId
TerminateProcess
api-ms-win-core-sysinfo-l1-1-0
GetTickCount
GetSystemTimeAsFileTime
ntdll
RtlConvertSidToUnicodeString
NtQueryInformationToken
RtlCopySid
RtlLengthSid
user32
ExitWindowsEx
wevtapi
EvtFormatMessage
EvtNext
EvtQuery
EvtOpenPublisherMetadata
EvtClose
api-ms-win-core-synch-l1-1-0
InitializeCriticalSectionEx
DeleteCriticalSection
Sections
.text Size: 16KB - Virtual size: 15KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 4KB
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: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ