LOCK[.]exe | Triage™

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General

Target
LOCK.exe
Size 187KB
Sample260804-e6qpcsvzds
SHA256 7b7000f17d02cc40f0b01940ae95ec9063d84cfe1248c3d7091b52063de7010a
MD5 a5e6f99f47bf5797807edbefd74e0fe2
SHA1 c4cd4ca2cd7b0352c2c5b4e9a28251159863f367
SHA512 746a5f34138187fad49fa3f7d6a8e7a957c60bef1a0b5cc3d11e9b7637b0e67b2c427ba6c40ccee00872128a26064d06401b9e77e3d854fc7374579b036297af
SSDEEP 3072:PV3J6kkt5h1X+HqTi0BW69hd1MMdxPe9N9uA0/+hL9TBfnPPJNdquWTD4xVictLU:Ct5hBPi0BW69hd1MMdxPe9N9uA069TBY
TLSH
T122141896B1A45165C7F382B7E5214E2AD6713D601615A3E327783AFB1B3B294CB3C3E0
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
LOCK.exe

File Explorer

LOCK.exe

.exe 187KB

LOCK.exe

IMPHASH 7182b1ea6f92adbf459a2c65d8d4dd9e
SHA256 7b7000f17d02cc40f0b01940ae95ec9063d84cfe1248c3d7091b52063de7010a
MD5 a5e6f99f47bf5797807edbefd74e0fe2
SHA1 c4cd4ca2cd7b0352c2c5b4e9a28251159863f367
SHA512 746a5f34138187fad49fa3f7d6a8e7a957c60bef1a0b5cc3d11e9b7637b0e67b2c427ba6c40ccee00872128a26064d06401b9e77e3d854fc7374579b036297af
SSDEEP 3072:PV3J6kkt5h1X+HqTi0BW69hd1MMdxPe9N9uA0/+hL9TBfnPPJNdquWTD4xVictLU:Ct5hBPi0BW69hd1MMdxPe9N9uA069TBY
TLSH
T122141896B1A45165C7F382B7E5214E2AD6713D601615A3E327783AFB1B3B294CB3C3E0
MD5 SHA1 SHA512 SSDEEP TLSH

windows:4 windows x64 arch:x64

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

4096

Magic Number

523

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LINE_NUMS_STRIPPED IMAGE_FILE_LOCAL_SYMS_STRIPPED IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB paths

msvcrt

memset wcsncmp memmove wcsncpy wcsstr _wcsnicmp _wcsdup free _wcsicmp wcslen wcscpy wcscmp memcpy tolower wcscat malloc

kernel32

GetModuleHandleW HeapCreate GetStdHandle HeapDestroy ExitProcess WriteFile GetTempFileNameW LoadLibraryExW EnumResourceTypesW FreeLibrary RemoveDirectoryW GetExitCodeProcess EnumResourceNamesW GetCommandLineW LoadResource SizeofResource FreeResource FindResourceW GetShortPathNameW GetSystemDirectoryW EnterCriticalSection CloseHandle LeaveCriticalSection InitializeCriticalSection WaitForSingleObject TerminateThread CreateThread Sleep WideCharToMultiByte HeapAlloc HeapFree LoadLibraryW GetProcAddress GetCurrentProcessId GetCurrentThreadId GetModuleFileNameW GetEnvironmentVariableW SetEnvironmentVariableW GetCurrentProcess TerminateProcess RtlLookupFunctionEntry RtlVirtualUnwind RemoveVectoredExceptionHandler AddVectoredExceptionHandler HeapSize MultiByteToWideChar CreateDirectoryW SetFileAttributesW GetTempPathW DeleteFileW GetCurrentDirectoryW SetCurrentDirectoryW CreateFileW SetFilePointer TlsFree TlsGetValue TlsSetValue TlsAlloc HeapReAlloc DeleteCriticalSection GetLastError SetLastError UnregisterWait GetCurrentThread DuplicateHandle RegisterWaitForSingleObject

shell32

ShellExecuteExW SHGetFolderLocation SHGetPathFromIDListW

winmm

timeBeginPeriod

ole32

CoInitialize CoTaskMemFree

shlwapi

PathAddBackslashW PathRenameExtensionW PathQuoteSpacesW PathRemoveArgsW PathRemoveBackslashW

user32

CharUpperW CharLowerW MessageBoxW DefWindowProcW GetWindowLongPtrW GetWindowTextLengthW GetWindowTextW EnableWindow DestroyWindow UnregisterClassW LoadIconW LoadCursorW RegisterClassExW IsWindowEnabled GetSystemMetrics CreateWindowExW SetWindowLongPtrW SendMessageW SetFocus CreateAcceleratorTableW SetForegroundWindow BringWindowToTop GetMessageW TranslateAcceleratorW TranslateMessage DispatchMessageW DestroyAcceleratorTable PostMessageW GetForegroundWindow GetWindowThreadProcessId IsWindowVisible EnumWindows SetWindowPos

gdi32

GetStockObject

comctl32

InitCommonControlsEx