32ac8d79e8031e06f61fa043544bf9be6c8499bdffb17b2c4cf9c70dc9c35e03

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General

Target
32ac8d79e8031e06f61fa043544bf9be6c8499bdffb17b2c4cf9c70dc9c35e03
Size 3.4MB
Sample261003-nry7maxdpe
SHA256 32ac8d79e8031e06f61fa043544bf9be6c8499bdffb17b2c4cf9c70dc9c35e03
MD5 0b0b0b78b2c89e0fe3421b0253b708be
SHA1 c1916bf7ef7a5e6d6ed59902936cd702884f06d3
SHA512 542c0a064cd485ec2821ff3e7c0e27559999f6b49cd059c0a46fb2fa51b51918a1d8ac1f2917d2e6cd0c88fd3ea39117063efb2621d4612b21f9d26d1ba2aadf
SSDEEP 49152:2Va3NmF9y7cyw3mW22kxvpJRpr8bfPY8hEBMG/TLb5+Pl6bJTIZ5jdgpz:vN2yUPqJLYn7SJ/slgJTIZ5Bgp
TLSH
T14DF5AF13F2E901E8D06ED2788B669233EA72BC454B35B6DF0650B2151F7AEE45B3D321
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
32ac8d79e8031e06f61fa043544bf9be6c8499bdffb17b2c4cf9c70dc9c35e03

File Explorer

32ac8d79e8031e06f61fa043544bf9be6c8499bdffb17b2c4cf9c70dc9c35e03

.exe 3.4MB

32ac8d79e8031e06f61fa043544bf9be6c8499bdffb17b2c4cf9c70dc9c35e03

IMPHASH 2030f63df0cebc370f5f5b28464ac395
SHA256 32ac8d79e8031e06f61fa043544bf9be6c8499bdffb17b2c4cf9c70dc9c35e03
MD5 0b0b0b78b2c89e0fe3421b0253b708be
SHA1 c1916bf7ef7a5e6d6ed59902936cd702884f06d3
SHA512 542c0a064cd485ec2821ff3e7c0e27559999f6b49cd059c0a46fb2fa51b51918a1d8ac1f2917d2e6cd0c88fd3ea39117063efb2621d4612b21f9d26d1ba2aadf
SSDEEP 49152:2Va3NmF9y7cyw3mW22kxvpJRpr8bfPY8hEBMG/TLb5+Pl6bJTIZ5jdgpz:vN2yUPqJLYn7SJ/slgJTIZ5Bgp
TLSH
T14DF5AF13F2E901E8D06ED2788B669233EA72BC454B35B6DF0650B2151F7AEE45B3D321
MD5 SHA1 SHA512 SSDEEP TLSH

windows:10 windows x64 arch:x64

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

1417296

Magic Number

523

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB paths

os_update_handler.exe.pdb

advapi32

BuildExplicitAccessWithNameW BuildSecurityDescriptorW BuildTrusteeWithSidW CheckTokenMembership ConvertStringSecurityDescriptorToSecurityDescriptorW ConvertStringSidToSidW CreateProcessAsUserW GetLengthSid GetNamedSecurityInfoW GetSecurityDescriptorControl GetSecurityDescriptorDacl GetSecurityDescriptorGroup GetSecurityDescriptorOwner GetSecurityDescriptorSacl GetTokenInformation IsValidAcl IsValidSecurityDescriptor IsValidSid RegCloseKey RegCreateKeyExW RegDeleteKeyExW RegEnumKeyExW RegOpenKeyExW RegQueryValueExW SetEntriesInAclW SetNamedSecurityInfoW SetSecurityInfo

dbghelp

SymCleanup SymFromAddr SymGetLineFromAddr64 SymGetModuleInfo64 SymGetSearchPathW SymInitialize SymSetOptions SymSetSearchPathW

oleaut32

SysFreeString

shell32

CommandLineToArgvW SHGetFolderPathW SHGetKnownFolderPath ShellExecuteExW

user32

AllowSetForegroundWindow CreateWindowExW DefWindowProcW DestroyWindow DispatchMessageW GetActiveWindow GetMessageW GetQueueStatus KillTimer MsgWaitForMultipleObjectsEx PeekMessageW PostMessageW PostQuitMessage PostThreadMessageW RegisterClassExW SetTimer TranslateMessage UnregisterClassW

version

GetFileVersionInfoSizeW GetFileVersionInfoW VerQueryValueW

winmm

timeBeginPeriod timeEndPeriod timeGetTime

kernel32

AcquireSRWLockExclusive AddVectoredExceptionHandler AllocConsole AssignProcessToJobObject AttachConsole CloseHandle CompareStringW CreateDirectoryW CreateEventW CreateFileW CreateIoCompletionPort CreateNamedPipeW CreateProcessW CreateThread DeleteCriticalSection DeleteFileW DeleteProcThreadAttributeList DuplicateHandle EncodePointer EnterCriticalSection EnumSystemLocalesW ExitProcess ExpandEnvironmentStringsW FileTimeToSystemTime FindClose FindFirstFileExW FindNextFileW FlsAlloc FlsFree FlsGetValue FlsSetValue FlushFileBuffers FormatMessageA FormatMessageW FreeEnvironmentStringsW FreeLibrary GetACP GetCPInfo GetCommandLineA GetCommandLineW GetComputerNameExW GetConsoleMode GetConsoleOutputCP GetCurrentDirectoryW GetCurrentProcess GetCurrentProcessId GetCurrentThread GetCurrentThreadId GetDateFormatW GetDriveTypeW GetEnvironmentStringsW GetEnvironmentVariableW GetExitCodeProcess GetFileAttributesW GetFileInformationByHandle GetFileSizeEx GetFileTime GetFileType GetFullPathNameW GetLastError GetLocalTime GetLocaleInfoW GetLogicalProcessorInformation GetLongPathNameW GetModuleFileNameW GetModuleHandleA GetModuleHandleExW GetModuleHandleW GetNativeSystemInfo GetOEMCP GetProcAddress GetProcessHeap GetProcessId GetProductInfo GetQueuedCompletionStatus GetStartupInfoW GetStdHandle GetStringTypeW GetSystemDirectoryW GetSystemInfo GetSystemTimeAsFileTime GetSystemTimePreciseAsFileTime GetTempPathW GetThreadContext GetThreadId GetThreadPriority GetThreadPriorityBoost GetTickCount GetTimeFormatW GetTimeZoneInformation GetUserDefaultLCID GetUserDefaultLangID GetVersionExW GetWindowsDirectoryW GlobalMemoryStatusEx InitOnceExecuteOnce InitializeConditionVariable InitializeCriticalSection InitializeCriticalSectionEx InitializeProcThreadAttributeList InitializeSListHead InitializeSRWLock InterlockedPushEntrySList IsDebuggerPresent IsProcessorFeaturePresent IsValidCodePage IsValidLocale IsWow64Process K32GetModuleInformation LCMapStringW LeaveCriticalSection LoadLibraryExA LoadLibraryExW LoadLibraryW LocalFree LockFileEx MultiByteToWideChar OpenProcess OutputDebugStringA OutputDebugStringW PeekNamedPipe PostQueuedCompletionStatus QueryPerformanceCounter QueryPerformanceFrequency QueryThreadCycleTime RaiseException ReadConsoleW ReadFile ReleaseSRWLockExclusive RemoveDirectoryW RemoveVectoredExceptionHandler ResetEvent ResumeThread RtlCaptureContext RtlCaptureStackBackTrace RtlLookupFunctionEntry RtlPcToFileHeader RtlUnwind RtlUnwindEx RtlVirtualUnwind SetConsoleCtrlHandler SetEndOfFile SetEnvironmentVariableW SetEvent SetFilePointerEx SetHandleInformation SetInformationJobObject SetLastError SetNamedPipeHandleState SetStdHandle SetThreadInformation SetThreadPriority SetThreadPriorityBoost SetUnhandledExceptionFilter Sleep SleepConditionVariableSRW SleepEx SuspendThread SwitchToThread SystemTimeToTzSpecificLocalTime TerminateProcess TlsAlloc TlsFree TlsGetValue TlsSetValue TransactNamedPipe TryAcquireSRWLockExclusive UnhandledExceptionFilter UnlockFileEx UnmapViewOfFile UnregisterWaitEx UpdateProcThreadAttribute VerSetConditionMask VerifyVersionInfoW VirtualAlloc VirtualFree VirtualProtect VirtualQuery WaitForMultipleObjects WaitForSingleObject WaitNamedPipeW WakeAllConditionVariable WakeConditionVariable WerRegisterRuntimeExceptionModule WideCharToMultiByte WriteConsoleW WriteFile lstrcmpiW

ole32

CoCreateInstance CoInitializeEx CoRegisterInitializeSpy CoRevokeInitializeSpy CoTaskMemFree CoUninitialize StringFromGUID2

ntdll

NtClose NtDeleteKey NtOpenKeyEx NtQueryValueKey RtlFormatCurrentUserKeyPath RtlFreeUnicodeString RtlInitUnicodeString

userenv

CreateEnvironmentBlock DestroyEnvironmentBlock

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

RoInitialize RoUninitialize

Name

.text

Size

2.2MB

Virtual Size

2.2MB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

314KB

Virtual Size

314KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

72KB

Virtual Size

206KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

73KB

Virtual Size

72KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.fptable

Size

512B

Virtual Size

256B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.tls

Size

1024B

Virtual Size

681B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

CPADinfo

Size

512B

Virtual Size

56B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

LZMADEC

Size

4KB

Virtual Size

4KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

_RDATA

Size

512B

Virtual Size

500B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

malloc_h

Size

512B

Virtual Size

265B

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rsrc

Size

128KB

Virtual Size

128KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

576KB

Virtual Size

580KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

File Explorer

32ac8d79e8031e06f61fa043544bf9be6c8499bdffb17b2c4cf9c70dc9c35e03

advapi32

dbghelp

oleaut32

shell32

user32

version

winmm

kernel32

ole32

ntdll

userenv

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

generic