nztool_oar[.]exe | Triage™

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General

Target
nztool_oar.exe
Size 7.0MB
Sample261026-2rf8psgz81
SHA256 ae04803a33b56ac33589b06e56f4b48e67d62b7942bc07ac4cb3382b191ce012
MD5 c31fbc506c9c81b2bd17e7286517dcf9
SHA1 3c2e7cdeba4d6adde355ead84882ea69a8f9387d
SHA512 c98b8baf179a37ce10bc71323b6573643d82670296765004959fd4ea247db2d00d8fd09df97288f13427d915f4bf1c3aec40d28020ed079419d2fbb8e663ee6c
SSDEEP 98304:n6wz1nGapLBUis5h7pJgBpHwB5xrMs5vdbZ+o2:n75g/gfHwGAk
TLSH
T1DD768C03F35291EDC12AC0B59346A233FA72B849073576EB5BD45B312E62BD05B3DB4A
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
nztool_oar.exe

File Explorer

nztool_oar.exe

.exe 7.0MB

nztool_oar.exe

IMPHASH 85c36eb54194e62085f150ef5b29ab58
SHA256 ae04803a33b56ac33589b06e56f4b48e67d62b7942bc07ac4cb3382b191ce012
MD5 c31fbc506c9c81b2bd17e7286517dcf9
SHA1 3c2e7cdeba4d6adde355ead84882ea69a8f9387d
SHA512 c98b8baf179a37ce10bc71323b6573643d82670296765004959fd4ea247db2d00d8fd09df97288f13427d915f4bf1c3aec40d28020ed079419d2fbb8e663ee6c
SSDEEP 98304:n6wz1nGapLBUis5h7pJgBpHwB5xrMs5vdbZ+o2:n75g/gfHwGAk
TLSH
T1DD768C03F35291EDC12AC0B59346A233FA72B849073576EB5BD45B312E62BD05B3DB4A
MD5 SHA1 SHA512 SSDEEP TLSH

windows:6 windows x64 arch:x64

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

4283728

Magic Number

523

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

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

nztool_oar.pdb

kernel32

AddVectoredExceptionHandler AllocConsole CloseHandle CompareStringOrdinal CreateDirectoryW CreateFileW CreateMutexA CreateProcessW CreateThread CreateWaitableTimerExW DeleteFileW DuplicateHandle ExitProcess FindClose FindFirstFileExW FindNextFileW FlsAlloc FlsFree FlsSetValue FormatMessageW FreeConsole FreeEnvironmentStringsW FreeLibrary GetConsoleMode GetConsoleOutputCP GetCurrentDirectoryW GetCurrentProcess GetCurrentProcessId GetCurrentThread GetCurrentThreadId GetEnvironmentStringsW GetEnvironmentVariableW GetExitCodeProcess GetFileAttributesW GetFileInformationByHandle GetFileInformationByHandleEx GetFullPathNameW GetLastError GetLocalTime GetModuleFileNameW GetModuleHandleA GetModuleHandleExW GetModuleHandleW GetProcAddress GetProcessHeap GetStdHandle GetSystemDirectoryW GetSystemTimeAsFileTime GetSystemTimePreciseAsFileTime GetTickCount64 GetWindowsDirectoryW GlobalAlloc GlobalFree GlobalLock GlobalSize GlobalUnlock HeapAlloc HeapFree HeapReAlloc InitializeSListHead IsThreadAFiber K32GetModuleBaseNameA LoadLibraryA LoadLibraryExA LoadLibraryExW LoadLibraryW MoveFileExW MultiByteToWideChar OpenProcess QueryPerformanceCounter QueryPerformanceFrequency ReadFileEx ReleaseMutex RtlCaptureContext RtlLookupFunctionEntry RtlVirtualUnwind SetFileInformationByHandle SetFilePointerEx SetFileTime SetHandleInformation SetLastError SetThreadErrorMode SetThreadStackGuarantee SetUnhandledExceptionFilter SetWaitableTimer Sleep SleepEx SwitchToThread WaitForSingleObject WaitForSingleObjectEx WideCharToMultiByte WriteConsoleW WriteFileEx lstrlenW

bcryptprimitives

ProcessPrng

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

WaitOnAddress WakeByAddressAll WakeByAddressSingle

bcrypt

BCryptGenRandom

advapi32

ImpersonateAnonymousToken RevertToSelf SystemFunction036

user32

AdjustWindowRectEx AttachThreadInput BlockInput CallNextHookEx CallWindowProcW ChangeDisplaySettingsExW ClientToScreen ClipCursor CloseClipboard CloseTouchInputHandle CreateIcon CreateIconFromResourceEx CreateWindowExW DefWindowProcW DestroyCursor DestroyIcon DestroyWindow DispatchMessageW EmptyClipboard EnableMenuItem EnumDisplayMonitors FlashWindowEx GetActiveWindow GetAsyncKeyState GetClassInfoExW GetClassNameW GetClientRect GetClipCursor GetClipboardData GetCursorPos GetDC GetForegroundWindow GetKeyState GetKeyboardLayout GetKeyboardState GetMenu GetMessageA GetMessageW GetMonitorInfoW GetPropW GetRawInputData GetSystemMenu GetSystemMetrics GetTouchInputInfo GetWindowLongPtrW GetWindowLongW GetWindowPlacement GetWindowRect GetWindowTextLengthW GetWindowTextW GetWindowThreadProcessId InvalidateRgn IsClipboardFormatAvailable IsIconic IsProcessDPIAware IsZoomed LoadCursorW MapVirtualKeyExW MapVirtualKeyW MonitorFromPoint MonitorFromRect MonitorFromWindow MsgWaitForMultipleObjectsEx OpenClipboard PeekMessageW PostMessageA PostMessageW PostThreadMessageA RedrawWindow RegisterClassExW RegisterClipboardFormatW RegisterRawInputDevices RegisterTouchWindow RegisterWindowMessageA ReleaseCapture ReleaseDC RemovePropW ScreenToClient SendInput SendMessageW SetCapture SetClipboardData SetCursor SetCursorPos SetForegroundWindow SetPropW SetWindowDisplayAffinity SetWindowLongPtrW SetWindowLongW SetWindowPlacement SetWindowPos SetWindowTextW SetWindowsHookExA SetWindowsHookExW ShowCursor ShowWindow SystemParametersInfoA ToUnicodeEx TrackMouseEvent TranslateMessage UnhookWindowsHookEx ValidateRect

shlwapi

AssocQueryStringW

gdi32

ChoosePixelFormat CreateRectRgn DeleteObject DescribePixelFormat GetDeviceCaps SetPixelFormat SwapBuffers

ole32

CoCreateInstance CoInitializeEx CoTaskMemFree CoUninitialize OleInitialize RegisterDragDrop RevokeDragDrop

shell32

DragFinish DragQueryFileW SHCreateItemFromParsingName ShellExecuteW

dwmapi

DwmEnableBlurBehindWindow DwmSetWindowAttribute

oleaut32

GetErrorInfo SafeArrayCreateVector SafeArrayPutElement SetErrorInfo SysAllocStringLen SysFreeString SysStringLen VariantClear

imm32

ImmAssociateContextEx ImmGetCompositionStringW ImmGetContext ImmReleaseContext ImmSetCandidateWindow ImmSetCompositionWindow

ntdll

NtCreateNamedPipeFile NtOpenFile NtReadFile NtWriteFile RtlNtStatusToDosError

uxtheme

SetWindowTheme

uiautomationcore

UiaGetReservedNotSupportedValue UiaHostProviderFromHwnd UiaLookupId UiaRaiseAutomationEvent UiaRaiseAutomationPropertyChangedEvent UiaReturnRawElementProvider

ws2_32

WSACleanup WSADuplicateSocketW WSAGetLastError WSARecv WSASend WSASocketW WSAStartup accept bind closesocket connect freeaddrinfo getaddrinfo getpeername getsockname getsockopt ioctlsocket listen recv select send setsockopt

opengl32

wglCreateContext wglDeleteContext wglGetCurrentContext wglGetCurrentDC wglGetProcAddress wglMakeCurrent wglShareLists

vcruntime140

__C_specific_handler __CxxFrameHandler3 __current_exception __current_exception_context memcmp memcpy memmove memset

api-ms-win-crt-runtime-l1-1-0

__p___argc __p___argv _c_exit _cexit _configure_narrow_argv _crt_atexit _exit _get_initial_narrow_environment _initialize_narrow_environment _initialize_onexit_table _initterm _initterm_e _register_onexit_function _register_thread_local_exe_atexit_callback _seh_filter_exe _set_app_type exit strerror terminate

api-ms-win-crt-stdio-l1-1-0

__p__commode _set_fmode

api-ms-win-crt-math-l1-1-0

__setusermatherr _hypotf acosf atan2f cbrtf ceil ceilf cos cosf exp2f expf floor floorf fmod log10 pow powf round roundf sin sinf trunc truncf

api-ms-win-crt-locale-l1-1-0

_configthreadlocale

api-ms-win-crt-heap-l1-1-0

_set_new_mode free

api-ms-win-crt-string-l1-1-0

strlen wcslen

Name

.text

Size

4.2MB

Virtual Size

4.2MB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

2.5MB

Virtual Size

2.5MB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

69KB

Virtual Size

69KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

68KB

Virtual Size

67KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.tls

Size

512B

Virtual Size

417B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rsrc

Size

126KB

Virtual Size

126KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

16KB

Virtual Size

15KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

nztool_oar.exe

kernel32

bcryptprimitives

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

bcrypt

advapi32

user32

shlwapi

gdi32

ole32

shell32

dwmapi

oleaut32

imm32

ntdll

uxtheme

uiautomationcore

ws2_32

opengl32

vcruntime140

api-ms-win-crt-runtime-l1-1-0

api-ms-win-crt-stdio-l1-1-0

api-ms-win-crt-math-l1-1-0

api-ms-win-crt-locale-l1-1-0

api-ms-win-crt-heap-l1-1-0

api-ms-win-crt-string-l1-1-0

generic