gpupdate[.]exe

Sharing

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General

Target

gpupdate.exe
Size

24KB
MD5

24402960f8f624ba9189ae62748c0d3d
SHA1

1facc9140278f0bdc83221c1fdbf44fa32361da1
SHA256

4b95babe99abbefbcbd78e61d977c006354022923419db557579e87fe516b207
SHA512

2f5e535fdb5295b070570dbea90b4c182463f392ac3ac31d3414b96a5322109b13a1a861f1e41c9097b9b9b7e0f0e4fa4b8eae59539f14708b297b71e6ff54a6
SSDEEP

384:glRT3fMCsKmxTDoAuioVXBUPHk44ccFEqBRPMMKRumRu/dU4Nxo/yWFIDWB6:4JPRlUhkPEQNU4I/ya6

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
gpupdate.exe

Files

gpupdate.exe
.exe windows:10 windows x86

515f47af8578cca4344d9cc5437ce44f

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

_wcsnicmp
_wsetlocale
getwchar
_XcptFilter
__p__commode
_except_handler4_common
_lock
_amsg_exit
__wgetmainargs
__set_app_type
_unlock
exit
_exit
towupper
__dllonexit
_ultow
_cexit
_wcsicmp
wcstol
_controlfp
?terminate@@YAXXZ
_initterm
__setusermatherr
__p__fmode
??1type_info@@UAE@XZ
_callnewh
_vsnwprintf
wprintf
_onexit
malloc
memmove
memcpy
_CxxThrowException
?what@exception@@UBEPBDXZ
__CxxFrameHandler3
??3@YAXPAX@Z
_purecall
??0exception@@QAE@ABQBD@Z
??0exception@@QAE@ABQBDH@Z
??0exception@@QAE@ABV0@@Z
??1exception@@UAE@XZ

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

GetCurrentThreadId
GetCurrentProcessId
TerminateProcess

api-ms-win-core-sysinfo-l1-1-0

GetSystemTimeAsFileTime
GetTickCount

ntdll

NtQueryInformationToken
RtlLengthSid
RtlCopySid
RtlConvertSidToUnicodeString

user32

ExitWindowsEx

wevtapi

EvtNext
EvtQuery
EvtOpenPublisherMetadata
EvtFormatMessage
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

Sharing

General

Malware Config

Signatures

Files

515f47af8578cca4344d9cc5437ce44f

Headers

DLL Characteristics

File Characteristics

Imports

advapi32

kernel32

msvcrt

gpapi

api-ms-win-core-libraryloader-l1-2-0

userenv

api-ms-win-core-errorhandling-l1-1-0

api-ms-win-core-profile-l1-1-0

api-ms-win-core-processthreads-l1-1-0

api-ms-win-core-sysinfo-l1-1-0

ntdll

user32

wevtapi

api-ms-win-core-synch-l1-1-0

Sections

.text Size: 16KB - Virtual size: 15KB

.data Size: 512B - Virtual size: 4KB

.idata Size: 3KB - Virtual size: 2KB

.rsrc Size: 2KB - Virtual size: 2KB

.reloc Size: 1KB - Virtual size: 1KB

.text
Size: 16KB - Virtual size: 15KB

.data
Size: 512B - Virtual size: 4KB

.idata
Size: 3KB - Virtual size: 2KB

.rsrc
Size: 2KB - Virtual size: 2KB

.reloc
Size: 1KB - Virtual size: 1KB