22007bcc026ea456d7f40f561634c861c765e4bd02e087c51ab0e8b5d521e65a

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General

Target
22007bcc026ea456d7f40f561634c861c765e4bd02e087c51ab0e8b5d521e65a
Size 3.8MB
Sample260922-j1nd9sty2l
SHA256 22007bcc026ea456d7f40f561634c861c765e4bd02e087c51ab0e8b5d521e65a
MD5 f7af4ce60fd5a1d6a5df00971bd75677
SHA1 6e32883c6cb68447d509669fbec7c11d26de012d
SHA512 9dbe9945df3f8a886e6068c7c71307fa8bb7c19ea1c27cdb354ab6c3cf6dc4647cf82fe0d1c3fd60640bffd637b0de2411012d4dd5398967a620f3c5906d4fa8
SSDEEP 49152:lvlC06xllS84lB9zFmtQGsPRTqPZwc4R6/r4JvQ7edPN+du7tRVs6+SVXo/KhYxh:P8lqDzFGprUZ7tw6lRqgj2jF
TLSH
T1EA069D13F2DA01D8D06ED2788B5A9233EA72BC458B34B6DF065076251F7AEE45B3D321
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
22007bcc026ea456d7f40f561634c861c765e4bd02e087c51ab0e8b5d521e65a

File Explorer

22007bcc026ea456d7f40f561634c861c765e4bd02e087c51ab0e8b5d521e65a

.exe 3.8MB

22007bcc026ea456d7f40f561634c861c765e4bd02e087c51ab0e8b5d521e65a

IMPHASH 6ed46ac124d2e9acca7d46b403353f97
SHA256 22007bcc026ea456d7f40f561634c861c765e4bd02e087c51ab0e8b5d521e65a
MD5 f7af4ce60fd5a1d6a5df00971bd75677
SHA1 6e32883c6cb68447d509669fbec7c11d26de012d
SHA512 9dbe9945df3f8a886e6068c7c71307fa8bb7c19ea1c27cdb354ab6c3cf6dc4647cf82fe0d1c3fd60640bffd637b0de2411012d4dd5398967a620f3c5906d4fa8
SSDEEP 49152:lvlC06xllS84lB9zFmtQGsPRTqPZwc4R6/r4JvQ7edPN+du7tRVs6+SVXo/KhYxh:P8lqDzFGprUZ7tw6lRqgj2jF
TLSH
T1EA069D13F2DA01D8D06ED2788B5A9233EA72BC458B34B6DF065076251F7AEE45B3D321
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

1688144

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 DuplicateTokenEx EqualSid GetLengthSid GetNamedSecurityInfoW GetSecurityDescriptorControl GetSecurityDescriptorDacl GetSecurityDescriptorGroup GetSecurityDescriptorOwner GetSecurityDescriptorSacl GetTokenInformation InitializeAcl InitializeSecurityDescriptor IsValidAcl IsValidSecurityDescriptor IsValidSid OpenProcessToken RegCloseKey RegCreateKeyExW RegDeleteKeyExW RegEnumKeyExW RegOpenKeyExW RegQueryValueExW SetEntriesInAclW SetNamedSecurityInfoW SetSecurityDescriptorDacl SetSecurityInfo

dbghelp

SymCleanup SymFromAddr SymGetLineFromAddr64 SymGetModuleInfo64 SymGetSearchPathW SymInitialize SymSetOptions SymSetSearchPathW

user32

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

kernel32

AcquireSRWLockExclusive AddVectoredExceptionHandler AllocConsole AssignProcessToJobObject AttachConsole CloseHandle CompareStringW CreateDirectoryW CreateEventW CreateFileMappingW CreateFileW CreateIoCompletionPort CreateNamedPipeW CreateProcessW CreateThread DeleteCriticalSection DeleteFileW DeleteProcThreadAttributeList DiscardVirtualMemory 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 HeapLock HeapUnlock HeapWalk InitOnceExecuteOnce InitializeConditionVariable InitializeCriticalSection InitializeCriticalSectionEx InitializeProcThreadAttributeList InitializeSListHead InitializeSRWLock InterlockedPushEntrySList IsDebuggerPresent IsProcessorFeaturePresent IsValidCodePage IsValidLocale IsWow64Process K32GetModuleInformation K32QueryWorkingSetEx LCMapStringW LeaveCriticalSection LoadLibraryExA LoadLibraryExW LoadLibraryW LocalFree LockFileEx MapViewOfFile 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 NtQueryObject NtQueryValueKey RtlFormatCurrentUserKeyPath RtlFreeUnicodeString RtlGetLastNtStatus RtlInitUnicodeString

oleaut32

SysFreeString

winmm

timeBeginPeriod timeEndPeriod timeGetTime

userenv

CreateEnvironmentBlock DestroyEnvironmentBlock

shell32

CommandLineToArgvW SHGetFolderPathW SHGetKnownFolderPath ShellExecuteExW

version

GetFileVersionInfoSizeW GetFileVersionInfoW VerQueryValueW

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

RoInitialize RoUninitialize

Name

.text

Size

2.6MB

Virtual Size

2.6MB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

353KB

Virtual Size

353KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

74KB

Virtual Size

219KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

85KB

Virtual Size

84KB

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

706B

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

1KB

Virtual Size

1KB

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

580KB

Virtual Size

584KB

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

22007bcc026ea456d7f40f561634c861c765e4bd02e087c51ab0e8b5d521e65a

advapi32

dbghelp

user32

kernel32

ole32

ntdll

oleaut32

winmm

userenv

shell32

version

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

generic