gpupdate[.]exe

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General

Target

gpupdate.exe
Size

18KB
MD5

235d6ae52dc93053d75492949382862d
SHA1

521bc8df964660abac4aadd54069f447e669c87b
SHA256

3dd84330921869c8980fef735a32391f15c2fa0edca1a68e82eee48bdac1b227
SHA512

f1d830752740039c6b111ce2adc959ba820dfb593ed0c48bb4025690ee1595ebe26c4eeca6343d97a43f05fa2370fcbce35c94e40df162acfb2375f18ced8c2a
SSDEEP

384:MGaJ7eVYC8HQp42zvsjh7FGlulQohSvQDheFlCWFeDW:OJ7eHd42zvuFGlspSvFlM

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
gpupdate.exe

Files

gpupdate.exe
.exe windows:6 windows x64

80df532375da2913efcceefe4d6ca020

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
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_LARGE_ADDRESS_AWARE

Imports

advapi32

OpenProcessToken
GetTokenInformation
LookupPrivilegeValueW
AdjustTokenPrivileges
InitiateSystemShutdownExW

kernel32

SetUnhandledExceptionFilter
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
GetTickCount
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
TerminateProcess
GetCurrentProcess
GetModuleHandleW
SetThreadUILanguage
FormatMessageW
GetConsoleOutputCP
GetLastError
WaitForMultipleObjects
HeapSetInformation
CloseHandle
LocalFree
CreateThread
LocalReAlloc
LocalAlloc
Sleep

msvcrt

_vsnwprintf
towupper
_wsetlocale
getwchar
_XcptFilter
wcstol
__wgetmainargs
__set_app_type
wprintf
_ultow
_wcsicmp
_wcsnicmp
_amsg_exit
?terminate@@YAXXZ
_commode
_fmode
__C_specific_handler
_initterm
__setusermatherr
_cexit
_exit
exit
memset

user32

ExitWindowsEx
LoadStringW

userenv

ForceSyncFgPolicy

ntdll

RtlLengthSid
NtQueryInformationToken
RtlCopySid
RtlConvertSidToUnicodeString

gpapi

ord115

wevtapi

EvtClose
EvtNext
EvtQuery
EvtFormatMessage
EvtOpenPublisherMetadata

Sections

.text
Size: 10KB - Virtual size: 9KB

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

.pdata
Size: 512B - Virtual size: 408B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.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: 512B - Virtual size: 36B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

80df532375da2913efcceefe4d6ca020

Headers

DLL Characteristics

File Characteristics

Imports

advapi32

kernel32

msvcrt

user32

userenv

ntdll

gpapi

wevtapi

Sections

.text Size: 10KB - Virtual size: 9KB

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

.pdata Size: 512B - Virtual size: 408B

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

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

.reloc Size: 512B - Virtual size: 36B

.text
Size: 10KB - Virtual size: 9KB

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

.pdata
Size: 512B - Virtual size: 408B

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

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

.reloc
Size: 512B - Virtual size: 36B