LOCK[.]exe | Triage™

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General

Target
LOCK.exe
Size 187KB
Sample260813-e6v9vabk8t
SHA256 b79adf6953a2dfc07dd4db69524932bd19a4631958e8a3cac66c63073b576f56
MD5 8499e96009ed7f684a8854a4c44f1e32
SHA1 2170055dc72f796f7a185e4655dcfbb22b04c518
SHA512 7c74f6edd7885ce4b45871125a645be858ef25dfb0342132298da3a015a45ec87ee8a9e8a98d36fe336def3b2bfcb901b1eb551c505dde9b0a1f68559a1651f9
SSDEEP 3072:PV3J6kkt5h1X+HqTi0BW69hd1MMdxPe9N9uA0/+hL9TBfnPyoNdquWTD4xVictLu:Ct5hBPi0BW69hd1MMdxPe9N9uA069TBE
TLSH
T1A8141896B1A45165C7F382B7E5204E2AD6713D601615A3E727783AFB1B3B294CB3C3E0
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 b79adf6953a2dfc07dd4db69524932bd19a4631958e8a3cac66c63073b576f56
MD5 8499e96009ed7f684a8854a4c44f1e32
SHA1 2170055dc72f796f7a185e4655dcfbb22b04c518
SHA512 7c74f6edd7885ce4b45871125a645be858ef25dfb0342132298da3a015a45ec87ee8a9e8a98d36fe336def3b2bfcb901b1eb551c505dde9b0a1f68559a1651f9
SSDEEP 3072:PV3J6kkt5h1X+HqTi0BW69hd1MMdxPe9N9uA0/+hL9TBfnPyoNdquWTD4xVictLu:Ct5hBPi0BW69hd1MMdxPe9N9uA069TBE
TLSH
T1A8141896B1A45165C7F382B7E5204E2AD6713D601615A3E727783AFB1B3B294CB3C3E0
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