OSE - PO & FCST - ???-LT24052303183991-01[.]exe

General

Target
OSE - PO & FCST - ???-LT24052303183991-01.exe
Size 15.0MB
Sample240524-bth7zagb7w
SHA256 1dd45a1200496700a9a9e138a0ecf1625c981855159ceb8624fe69b8bcfe3bb5
MD5 4cbc670c79dddc759b63ded7f36a80e1
SHA1 7bf50c94959846e1c7caf521e697ee2367aabf01
SHA512 6bc15e6acbfdcf09e5eefc1fcc02e997ae81c2b9bcbf02df78ba6c3db8c8620130880fa2d6e49a1b3a9e7df2b4f5e428d8cb4326e6679d9e0639dc40ce099535
SSDEEP 24576:y6nVMk+HIj90cmvFMN8O6TXQRfAGWEUAxqnRAIsJumwocd5xShmC+a+OPj:xVz7tWqKTXQiTpsJr/Qx8ec
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
OSE - PO & FCST - ???-LT24052303183991-01.exe

File Explorer

OSE - PO & FCST - ???-LT24052303183991-01.exe

.exe 15.0MB

OSE - PO & FCST - ???-LT24052303183991-01.exe

IMPHASH 99ee65c2db82c04251a5c24f214c8892
SHA256 1dd45a1200496700a9a9e138a0ecf1625c981855159ceb8624fe69b8bcfe3bb5
MD5 4cbc670c79dddc759b63ded7f36a80e1
SHA1 7bf50c94959846e1c7caf521e697ee2367aabf01
SHA512 6bc15e6acbfdcf09e5eefc1fcc02e997ae81c2b9bcbf02df78ba6c3db8c8620130880fa2d6e49a1b3a9e7df2b4f5e428d8cb4326e6679d9e0639dc40ce099535
SSDEEP 24576:y6nVMk+HIj90cmvFMN8O6TXQRfAGWEUAxqnRAIsJumwocd5xShmC+a+OPj:xVz7tWqKTXQiTpsJr/Qx8ec
MD5 SHA1 SHA512 SSDEEP

windows:5 windows x86 arch:x86

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

1

Major OS version

5

Entry point

157120

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_GUARD_CF IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_32BIT_MACHINE

PDB paths

D:\Projects\WinRAR\sfx\build\sfxrar32\Release\sfxrar.pdb

kernel32

LocalFree GetLastError SetLastError FormatMessageW GetCurrentProcess DeviceIoControl SetFileTime CloseHandle RemoveDirectoryW CreateFileW DeleteFileW CreateHardLinkW GetShortPathNameW GetLongPathNameW MoveFileW GetFileType GetStdHandle WriteFile ReadFile FlushFileBuffers SetEndOfFile SetFilePointer GetCurrentProcessId CreateDirectoryW SetFileAttributesW GetFileAttributesW FindClose FindFirstFileW FindNextFileW InterlockedDecrement GetVersionExW GetModuleFileNameW SetCurrentDirectoryW GetCurrentDirectoryW GetFullPathNameW FoldStringW GetModuleHandleW FindResourceW FreeLibrary GetProcAddress ExpandEnvironmentStringsW ExitProcess SetThreadExecutionState Sleep LoadLibraryW GetSystemDirectoryW CompareStringW AllocConsole FreeConsole AttachConsole WriteConsoleW GetProcessAffinityMask CreateThread SetThreadPriority InitializeCriticalSection EnterCriticalSection LeaveCriticalSection DeleteCriticalSection SetEvent ResetEvent ReleaseSemaphore WaitForSingleObject CreateEventW CreateSemaphoreW GetSystemTime SystemTimeToTzSpecificLocalTime TzSpecificLocalTimeToSystemTime SystemTimeToFileTime FileTimeToLocalFileTime LocalFileTimeToFileTime FileTimeToSystemTime GetCPInfo IsDBCSLeadByte MultiByteToWideChar WideCharToMultiByte GlobalAlloc LockResource GlobalLock GlobalUnlock GlobalFree GlobalMemoryStatusEx LoadResource SizeofResource GetTimeFormatW GetDateFormatW GetExitCodeProcess GetLocalTime GetTickCount MapViewOfFile UnmapViewOfFile CreateFileMappingW OpenFileMappingW GetCommandLineW SetEnvironmentVariableW GetTempPathW MoveFileExW GetLocaleInfoW GetNumberFormatW DecodePointer SetFilePointerEx GetConsoleMode GetConsoleCP HeapSize SetStdHandle GetProcessHeap FreeEnvironmentStringsW GetEnvironmentStringsW GetCommandLineA GetOEMCP IsValidCodePage RaiseException GetSystemInfo VirtualProtect VirtualQuery LoadLibraryExA UnhandledExceptionFilter SetUnhandledExceptionFilter TerminateProcess IsProcessorFeaturePresent InitializeCriticalSectionAndSpinCount WaitForSingleObjectEx IsDebuggerPresent GetStartupInfoW QueryPerformanceCounter GetCurrentThreadId GetSystemTimeAsFileTime InitializeSListHead RtlUnwind EncodePointer TlsAlloc TlsGetValue TlsSetValue TlsFree LoadLibraryExW QueryPerformanceFrequency GetModuleHandleExW GetModuleFileNameA GetACP HeapFree HeapAlloc GetStringTypeW HeapReAlloc LCMapStringW FindFirstFileExA FindNextFileA

oleaut32

SysAllocString SysFreeString VariantClear

gdiplus

GdipAlloc GdipDisposeImage GdipCloneImage GdipCreateBitmapFromStream GdipCreateBitmapFromStreamICM GdipCreateHBITMAPFromBitmap GdiplusStartup GdiplusShutdown GdipFree

Name

.text

Size

233KB

Virtual Size

232KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

51KB

Virtual Size

50KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

4KB

Virtual Size

53KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.didat

Size

512B

Virtual Size

424B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rsrc

Size

137KB

Virtual Size

137KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

11KB

Virtual Size

10KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

OSE - PO & FCST - ???-LT24052303183991-01.exe

kernel32

oleaut32

gdiplus

generic