pcoptimizer[.]exe | Triage™

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General

Target
pcoptimizer.exe
Size 212KB
Sample240701-cvfnxatblh
SHA256 b308979b80ff6586c755a2e72fb988819ae4b50fb021ab0d1f27b0c6899d2bc1
MD5 eeaef69144b4ff2e3fb398bb0c880dbe
SHA1 69c4958b752e615f829cb50846a651b996ec9b9d
SHA512 5a5ec302a4f379244e757967c759a988844e35be2edfe19c705641ca3bbaa48d1b948c58046d51fe95a927cbc89539bef583549807bd04a6a4381ebf3d1fb0f9
SSDEEP 6144:at5hBPi0BW69hd1MMdxPe9N9uA069TBZlU25hFDaXb0:atzww69T7q25zDP
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
pcoptimizer.exe

File Explorer

pcoptimizer.exe

.exe 212KB

pcoptimizer.exe

IMPHASH 7182b1ea6f92adbf459a2c65d8d4dd9e
SHA256 b308979b80ff6586c755a2e72fb988819ae4b50fb021ab0d1f27b0c6899d2bc1
MD5 eeaef69144b4ff2e3fb398bb0c880dbe
SHA1 69c4958b752e615f829cb50846a651b996ec9b9d
SHA512 5a5ec302a4f379244e757967c759a988844e35be2edfe19c705641ca3bbaa48d1b948c58046d51fe95a927cbc89539bef583549807bd04a6a4381ebf3d1fb0f9
SSDEEP 6144:at5hBPi0BW69hd1MMdxPe9N9uA069TBZlU25hFDaXb0:atzww69T7q25zDP
MD5 SHA1 SHA512 SSDEEP

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