leEF[.]exe | Triage™

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General

Target
leEF.exe
Size 128KB
Sample260716-wdk2vaes2x
SHA256 b392a070e84aa7048435520c8739ef8b1ee8240887a9a992103049f5c2504108
MD5 5dc2f224fd26dab59f6a0d860fda887b
SHA1 542cd9e327e7195690c322de50d154493fdd90bf
SHA512 1f3a575a470fd97d023be018c799ffb1fa9385eae3cda024f9af41a729617651b063cea4ff9a1a9ec3500a71ad758ecb98d9ad9b2d008d81f53d4039b4dc003e
SSDEEP 3072:M/25jvDSgsqsb5Uh28vAbTV1WW69B9VjMdxPedN9ug0z9TBfFSaWN:Ptzsb5Uh28+V1WW69B9VjMdxPedN9ug/
TLSH
T1E5D3275BB2E01189EBB581F6D5920786EB7074721721A3DB1B7423B71B2B8C59F3D3A0
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
leEF.exe

File Explorer

leEF.exe

.exe 128KB

leEF.exe

IMPHASH f326f88ca83c9aacaa44acfb8884f1d4
SHA256 b392a070e84aa7048435520c8739ef8b1ee8240887a9a992103049f5c2504108
MD5 5dc2f224fd26dab59f6a0d860fda887b
SHA1 542cd9e327e7195690c322de50d154493fdd90bf
SHA512 1f3a575a470fd97d023be018c799ffb1fa9385eae3cda024f9af41a729617651b063cea4ff9a1a9ec3500a71ad758ecb98d9ad9b2d008d81f53d4039b4dc003e
SSDEEP 3072:M/25jvDSgsqsb5Uh28vAbTV1WW69B9VjMdxPedN9ug0z9TBfFSaWN:Ptzsb5Uh28+V1WW69B9VjMdxPedN9ug/
TLSH
T1E5D3275BB2E01189EBB581F6D5920786EB7074721721A3DB1B7423B71B2B8C59F3D3A0
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_CUI

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 wcscat memcpy tolower malloc

kernel32

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