loader[.]exe | Triage™

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General

Target
loader.exe
Size 18.0MB
Sample260924-a5la2aaa72
SHA256 7a64f9f2d346404f7f53d530f788330ee40fbf84ef0aa587c9b3f65f44c9d823
MD5 4f409eba195a8c63a8e2a40f41c29f2b
SHA1 da0a8f71bb17a6c68794d31dd8ab995de9b02f9c
SHA512 605d24bb5ef2031f43a7653635e3f78ea524c0ad74e5a003abe0a08228c520d0bfc901689b1eab84d0b3821cd0e9015e49bcd6252eb78cccae0e857fdf1f05ef
SSDEEP 393216:eIDKl6Ffh82f3Ug9qd5MDWO4Icq+zj641v6Ywk:ee3Zqd5My9lqnSwk
TLSH
T1F01712C125E982FDC362C63DD24617EAE9C93C858DBB652ABFCA64013471C45C8EBD39
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
loader.exe

File Explorer

loader.exe

.exe 18.0MB

loader.exe

IMPHASH 61721c42ee4289228270e26dbfe3b6e9
SHA256 7a64f9f2d346404f7f53d530f788330ee40fbf84ef0aa587c9b3f65f44c9d823
MD5 4f409eba195a8c63a8e2a40f41c29f2b
SHA1 da0a8f71bb17a6c68794d31dd8ab995de9b02f9c
SHA512 605d24bb5ef2031f43a7653635e3f78ea524c0ad74e5a003abe0a08228c520d0bfc901689b1eab84d0b3821cd0e9015e49bcd6252eb78cccae0e857fdf1f05ef
SSDEEP 393216:eIDKl6Ffh82f3Ug9qd5MDWO4Icq+zj641v6Ywk:ee3Zqd5My9lqnSwk
TLSH
T1F01712C125E982FDC362C63DD24617EAE9C93C858DBB652ABFCA64013471C45C8EBD39
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

18929558

Magic Number

523

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB paths

kernel32

RemoveVectoredExceptionHandler HeapDestroy HeapAlloc HeapReAlloc HeapFree GetProcessHeap DeviceIoControl InitializeCriticalSection EnterCriticalSection LeaveCriticalSection DeleteCriticalSection WaitForSingleObject Sleep GetCurrentProcess GetCurrentProcessId GetExitCodeProcess GetCurrentThreadId CreateProcessW InitializeProcThreadAttributeList DeleteProcThreadAttributeList UpdateProcThreadAttribute GetProcessMitigationPolicy SetProcessMitigationPolicy GetSystemTimeAsFileTime GetTickCount64 GetWindowsDirectoryW GetSystemWindowsDirectoryW GetModuleFileNameA GetModuleHandleW GetModuleHandleExA LocalAlloc LocalFree CopyFileW MoveFileExA MoveFileExW ReplaceFileW FileTimeToSystemTime SystemTimeToFileTime GetFileInformationByHandleEx CreateToolhelp32Snapshot Module32FirstW Module32NextW SetFileAttributesA InterlockedPushEntrySList RtlUnwindEx WriteConsoleW SetEndOfFile SetStdHandle SetEnvironmentVariableW FreeEnvironmentStringsW GetEnvironmentStringsW GetCommandLineA GetOEMCP GetACP IsValidCodePage AddVectoredExceptionHandler HeapQueryInformation HeapSize ReadConsoleW GetConsoleMode GetConsoleOutputCP GetFileType EnumSystemLocalesW GetUserDefaultLCID IsValidLocale GetLocaleInfoW LCMapStringW SetErrorMode GetLastError CloseHandle GetTempPathA ReadFile GetTempFileNameW GetFullPathNameW GetFileTime GetFileSize GetFileInformationByHandle FlushFileBuffers GlobalAlloc FindNextFileW FindNextFileA FindFirstFileW FindFirstFileA FindClose DeleteFileA CreateFileA CreateDirectoryW GetCommandLineW RtlDeleteFunctionTable LoadLibraryA GetProcAddress GetModuleHandleA FreeLibrary QueryPerformanceFrequency QueryPerformanceCounter WideCharToMultiByte MultiByteToWideChar GlobalFree GlobalLock RaiseException CompareStringW GetTimeFormatW GetDateFormatW VirtualProtect FlsFree FlsSetValue RtlPcToFileHeader GetStartupInfoW IsDebuggerPresent IsProcessorFeaturePresent TerminateProcess SetUnhandledExceptionFilter UnhandledExceptionFilter FlsGetValue WriteFile SetFileTime SetFilePointerEx GetTimeZoneInformation GlobalUnlock RtlUnwind FlsAlloc GetStdHandle GetModuleFileNameW GetModuleHandleExW RtlVirtualUnwind RtlLookupFunctionEntry RtlCaptureContext InitializeSListHead ExitProcess LoadLibraryExW TlsFree TlsSetValue TlsGetValue TlsAlloc SetLastError GetFileSizeEx MapViewOfFile UnmapViewOfFile CreateFileMappingA FormatMessageA GetLocaleInfoEx ReleaseSRWLockExclusive AcquireSRWLockExclusive TryAcquireSRWLockExclusive WakeConditionVariable WakeAllConditionVariable SleepConditionVariableSRW GetStringTypeW CreateFileW FindFirstFileExW GetFileAttributesExW SetFileInformationByHandle AreFileApisANSI InitializeCriticalSectionEx EncodePointer DecodePointer CompareStringEx GetCPInfo LCMapStringEx InitializeCriticalSectionAndSpinCount

user32

OpenClipboard CloseClipboard SetClipboardData GetClipboardData EmptyClipboard TrackMouseEvent GetKeyState GetCapture SetCapture ReleaseCapture ScreenToClient IsWindowUnicode GetForegroundWindow IsIconic DefWindowProcW wsprintfW LoadCursorW ClientToScreen GetCursorPos SetCursor SetCursorPos GetClientRect

advapi32

SetSecurityDescriptorOwner AdjustTokenPrivileges AllocateAndInitializeSid ConvertSidToStringSidW SetNamedSecurityInfoW SetEntriesInAclW CryptGenRandom CryptReleaseContext CryptAcquireContextW StartServiceW QueryServiceStatusEx OpenServiceW OpenSCManagerW CloseServiceHandle RegSaveKeyW RegRestoreKeyW RegQueryValueExW RegOpenKeyExW RegFlushKey RegCloseKey LookupPrivilegeValueW GetFileSecurityA SetSecurityDescriptorDacl InitializeSecurityDescriptor GetTokenInformation GetSecurityDescriptorOwner GetSecurityDescriptorDacl FreeSid OpenProcessToken

shell32

CommandLineToArgvW SHCreateItemFromParsingName

ole32

CoSetProxyBlanket CoUninitialize CoInitializeEx CoCreateInstance

oleaut32

SafeArrayGetElement SafeArrayGetLBound VariantInit SysFreeString SysAllocString VariantClear SafeArrayGetUBound

imm32

ImmGetContext ImmReleaseContext ImmSetCompositionWindow ImmSetCandidateWindow

d3dcompiler_47

D3DCompile

netapi32

NetUserGetInfo NetApiBufferFree

bcrypt

BCryptCloseAlgorithmProvider BCryptOpenAlgorithmProvider BCryptGenRandom

propsys

PSGetPropertyKeyFromName

Name

.text

Size

Virtual Size

4.5MB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

Virtual Size

618KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

Virtual Size

422KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

Virtual Size

210KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.fptable

Size

Virtual Size

256B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.|rJ

Size

Virtual Size

10.2MB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.GCT

Size

7KB

Virtual Size

6KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.)>,

Size

17.9MB

Virtual Size

17.8MB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rsrc

Size

121KB

Virtual Size

120KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

512B

Virtual Size

188B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

loader.exe

kernel32

user32

advapi32

shell32

ole32

oleaut32

imm32

d3dcompiler_47

netapi32

bcrypt

propsys

generic