GoogleUpdate[.]exe

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General

Target
GoogleUpdate.exe
Size 424KB
Sample230111-tsm4msde37
SHA256 4ca12f17e8805b363edf6d0a6f3cf912279b7e07f34f75c876dbe7c949b3ca78
MD5 36d72b6f04b592df6dec04c33f6eda75
SHA1 d7ade5c96fb08f1a1e38e50c156eb239e50a8179
SHA512 22526406e5fed7d12116d4d72e8d9179f16b218e03912d697ddb8e1b5e5e8ebf56809ec6b949322c950484547ef09b67148d244b437fdaf6675bf984488ae61e
SSDEEP 12288:prGWllq2p48m/K/NNomwoGr3qax+rZcpAv2obl1:paKlqy48my/NNHfGr3txMypAv3bl1
MD5 SHA1 SHA512 SSDEEP

Score

N/A

Malware Config

Signatures

File Explorer

GoogleUpdate.exe

.exe 424KB

GoogleUpdate.exe

IMPHASH 96e78ef1f5e1aa266508ee202b394091
SHA256 4ca12f17e8805b363edf6d0a6f3cf912279b7e07f34f75c876dbe7c949b3ca78
MD5 36d72b6f04b592df6dec04c33f6eda75
SHA1 d7ade5c96fb08f1a1e38e50c156eb239e50a8179
SHA512 22526406e5fed7d12116d4d72e8d9179f16b218e03912d697ddb8e1b5e5e8ebf56809ec6b949322c950484547ef09b67148d244b437fdaf6675bf984488ae61e
SSDEEP 12288:prGWllq2p48m/K/NNomwoGr3qax+rZcpAv2obl1:paKlqy48my/NNHfGr3txMypAv3bl1
MD5 SHA1 SHA512 SSDEEP

windows x64

Minor OS version

Major OS version

Entry point

135244

Magic Number

523

Subsystem

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB paths

kernel32

SetNamedPipeHandleState TransactNamedPipe WaitNamedPipeW GetModuleHandleW GetProcessHeap DeleteCriticalSection CreateSemaphoreW IsDebuggerPresent OutputDebugStringW EnterCriticalSection LeaveCriticalSection RtlCaptureContext RtlLookupFunctionEntry RtlVirtualUnwind UnhandledExceptionFilter SetUnhandledExceptionFilter GetCurrentProcess TerminateProcess IsProcessorFeaturePresent GetStartupInfoW QueryPerformanceCounter GetCurrentProcessId GetCurrentThreadId GetSystemTimeAsFileTime InitializeSListHead RtlUnwindEx SetLastError TlsAlloc TlsGetValue TlsSetValue TlsFree FreeLibrary LoadLibraryExW EncodePointer RtlPcToFileHeader ExitProcess GetModuleHandleExW GetModuleFileNameW MultiByteToWideChar WideCharToMultiByte GetStdHandle WriteFile GetACP LCMapStringW FindClose FindFirstFileExW FindNextFileW IsValidCodePage GetOEMCP GetCPInfo GetCommandLineA GetCommandLineW GetEnvironmentStringsW FreeEnvironmentStringsW GetFileType OutputDebugStringA CloseHandle GetProcAddress CreateThread SetStdHandle GetStringTypeW FlushFileBuffers GetConsoleCP GetConsoleMode SetFilePointerEx WriteConsoleW CreateFileW CreateDirectoryW SizeofResource RemoveDirectoryW WaitForMultipleObjects GetEnvironmentVariableW WaitForSingleObject ReleaseMutex DuplicateHandle LockResource DeleteFileW LoadLibraryW FindResourceExW LoadResource FindResourceW LocalFree lstrcmpiW GetTickCount GetExitCodeProcess GetTempPathW GetSystemDirectoryW VirtualQuery OpenProcess Sleep ReadProcessMemory ReadFile lstrlenW SetFilePointer GetFileAttributesExW MoveFileExW GetFileTime CreateProcessW SetProcessWorkingSetSize GetPrivateProfileIntW GetFileInformationByHandle GetLocalTime lstrcmpW GetVersionExW VerSetConditionMask VerifyVersionInfoW TryEnterCriticalSection InitializeCriticalSection CreateMutexW CreateEventW SetEvent ResetEvent lstrcpynW GlobalAlloc GlobalFree GlobalLock GlobalUnlock WaitForDebugEvent GetProcessId DebugActiveProcessStop ContinueDebugEvent GetSystemInfo GetThreadContext DebugActiveProcess VirtualQueryEx ReleaseSemaphore HeapDestroy DecodePointer HeapAlloc RaiseException HeapReAlloc GetLastError HeapSize GetSystemDefaultLangID GetUserDefaultLangID DeviceIoControl GetComputerNameExW ConnectNamedPipe GetOverlappedResult DisconnectNamedPipe CreateNamedPipeW GetProcessTimes UnregisterWait UnregisterWaitEx RegisterWaitForSingleObject VirtualProtect VirtualAlloc InitializeCriticalSectionAndSpinCount HeapFree

user32

GetThreadDesktop CloseDesktop SetThreadDesktop CloseWindowStation CreateDesktopW SetProcessWindowStation GetProcessWindowStation CreateWindowStationW PostThreadMessageW OpenClipboard CloseClipboard EmptyClipboard SetClipboardData MessageBoxW GetMessageW DispatchMessageW PeekMessageW wvsprintfW wsprintfW GetWindowThreadProcessId IsWindowVisible EnumWindows CharUpperW CharLowerW

advapi32

SetTokenInformation TraceEvent GetTraceLoggerHandle GetTraceEnableFlags GetTraceEnableLevel RegisterTraceGuidsW UnregisterTraceGuids GetTokenInformation SetSecurityDescriptorGroup MakeAbsoluteSD MakeSelfRelativeSD GetSecurityDescriptorLength GetLengthSid InitializeAcl InitializeSecurityDescriptor OpenProcessToken AddAce IsValidSid GetSecurityDescriptorOwner InitializeSid ConvertStringSidToSidW CopySid GetSecurityDescriptorControl SetNamedSecurityInfoW GetSidLengthRequired GetSidSubAuthority GetSecurityDescriptorGroup EqualSid GetAce SetSecurityDescriptorOwner GetAclInformation GetSecurityDescriptorDacl SetSecurityDescriptorDacl GetSecurityDescriptorSacl ConvertSidToStringSidW RegQueryValueExW RegOpenKeyExW RegEnumValueW RegDeleteValueW RegSetValueExW RegEnumKeyExW RegCreateKeyExW RegDeleteKeyW RegQueryInfoKeyW RegCloseKey CheckTokenMembership FreeSid AllocateAndInitializeSid

ole32

IIDFromString StringFromGUID2 CoCreateGuid

shell32

SHGetFolderPathW

netapi32

NetGetJoinInformation NetApiBufferFree NetWkstaGetInfo

rpcrt4

UuidCreate

shlwapi

PathRemoveExtensionW PathStripPathW PathCanonicalizeW PathAppendW SHQueryValueExW PathRemoveFileSpecW

userenv

UnloadUserProfile

version

VerQueryValueW GetFileVersionInfoW GetFileVersionInfoSizeW

Name

.text

Size

221KB

Virtual Size

220KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

103KB

Virtual Size

102KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

4KB

Virtual Size

13KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

11KB

Virtual Size

10KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

_RDATA

Size

512B

Virtual Size

148B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.rsrc

Size

13KB

Virtual Size

12KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

3KB

Virtual Size

3KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ