a17a5ab2d131cd9eefcece4f1d22e531[.]exe

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General

Target
a17a5ab2d131cd9eefcece4f1d22e531.exe
Size 1.2MB
Sample231203-j2a6bsaa55
SHA256 fd607c65470433fd57bad5fa9b30a46bbfc5dfd918f56327e243646c9548681e
MD5 a17a5ab2d131cd9eefcece4f1d22e531
SHA1 e418791abf05d490df0c009b8f7d79c2eea2d147
SHA512 9bf1ecaf6d711e4ce727da70a21b6e8b69fa86ed89c20e8c36907e7c8e01de821d06f77e40017f843bd0d4343ac7d258327543a7cd2639f8db47bb51016ee9fc
SSDEEP 24576:VxYTyT6AMgQZvBHa726ZwccIIF1cV6n6zyYSpIFzd6:wAMgQ7672swJIR06QB
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
a17a5ab2d131cd9eefcece4f1d22e531.exe

File Explorer

a17a5ab2d131cd9eefcece4f1d22e531.exe

.dll 1.2MB

a17a5ab2d131cd9eefcece4f1d22e531.exe

IMPHASH 3eb70f83441fc8632e81bd6eb89f424d
SHA256 fd607c65470433fd57bad5fa9b30a46bbfc5dfd918f56327e243646c9548681e
MD5 a17a5ab2d131cd9eefcece4f1d22e531
SHA1 e418791abf05d490df0c009b8f7d79c2eea2d147
SHA512 9bf1ecaf6d711e4ce727da70a21b6e8b69fa86ed89c20e8c36907e7c8e01de821d06f77e40017f843bd0d4343ac7d258327543a7cd2639f8db47bb51016ee9fc
SSDEEP 24576:VxYTyT6AMgQZvBHa726ZwccIIF1cV6n6zyYSpIFzd6:wAMgQ7672swJIR06QB
MD5 SHA1 SHA512 SSDEEP

windows:6 windows x64 arch:x64

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

831816

Magic Number

523

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LARGE_ADDRESS_AWARE IMAGE_FILE_DLL

PDB paths

crypt32

CryptUnprotectData

kernel32

GetFullPathNameA SetEndOfFile UnlockFileEx GetTempPathW CreateMutexW WaitForSingleObject CreateFileW GetFileAttributesW GetCurrentThreadId UnmapViewOfFile HeapValidate HeapSize MultiByteToWideChar Sleep GetTempPathA FormatMessageW GetDiskFreeSpaceA GetLastError GetFileAttributesA GetFileAttributesExW OutputDebugStringW CreateFileA LoadLibraryA WaitForSingleObjectEx DeleteFileA DeleteFileW HeapReAlloc CloseHandle GetSystemInfo LoadLibraryW HeapAlloc HeapCompact HeapDestroy UnlockFile GetProcAddress CreateFileMappingA LocalFree LockFileEx GetFileSize DeleteCriticalSection GetCurrentProcessId GetProcessHeap SystemTimeToFileTime FreeLibrary WideCharToMultiByte GetSystemTimeAsFileTime GetSystemTime FormatMessageA CreateFileMappingW MapViewOfFile QueryPerformanceCounter GetTickCount FlushFileBuffers SetHandleInformation FindFirstFileA Wow64DisableWow64FsRedirection K32GetModuleFileNameExW FindNextFileA CreatePipe PeekNamedPipe lstrlenA FindClose GetCurrentDirectoryA lstrcatA OpenProcess SetCurrentDirectoryA CreateToolhelp32Snapshot ProcessIdToSessionId CopyFileA Wow64RevertWow64FsRedirection Process32NextW Process32FirstW CreateThread CreateProcessA CreateDirectoryA WriteConsoleW InitializeCriticalSection LeaveCriticalSection LockFile OutputDebugStringA GetDiskFreeSpaceW WriteFile GetFullPathNameW EnterCriticalSection HeapFree HeapCreate TryEnterCriticalSection ReadFile AreFileApisANSI SetFilePointer ReadConsoleW SetFilePointerEx GetConsoleMode GetConsoleCP SetEnvironmentVariableW FreeEnvironmentStringsW GetEnvironmentStringsW GetCommandLineW GetCommandLineA GetOEMCP GetACP IsValidCodePage FindNextFileW FindFirstFileExW SetStdHandle GetCurrentDirectoryW RtlCaptureContext RtlLookupFunctionEntry RtlVirtualUnwind UnhandledExceptionFilter SetUnhandledExceptionFilter GetCurrentProcess TerminateProcess IsProcessorFeaturePresent IsDebuggerPresent GetStartupInfoW GetModuleHandleW InitializeSListHead SetLastError InitializeCriticalSectionAndSpinCount SwitchToThread TlsAlloc TlsGetValue TlsSetValue TlsFree EncodePointer DecodePointer GetCPInfo CompareStringW LCMapStringW GetLocaleInfoW GetStringTypeW RtlUnwindEx RtlPcToFileHeader RaiseException InterlockedFlushSList LoadLibraryExW ExitThread FreeLibraryAndExitThread GetModuleHandleExW GetDriveTypeW GetFileInformationByHandle GetFileType SystemTimeToTzSpecificLocalTime FileTimeToSystemTime ExitProcess GetModuleFileNameW IsValidLocale GetUserDefaultLCID EnumSystemLocalesW GetTimeZoneInformation GetStdHandle

advapi32

GetSidSubAuthorityCount RegEnumValueW RegEnumKeyA RegCloseKey RegQueryInfoKeyW RegOpenKeyA RegQueryValueExA GetSidIdentifierAuthority GetSidSubAuthority GetUserNameA RegEnumKeyExW LookupAccountNameA RegOpenKeyExA

shell32

SHGetFolderPathA SHFileOperationA

wininet

HttpOpenRequestA InternetWriteFile InternetReadFile InternetConnectA HttpSendRequestA InternetCloseHandle InternetOpenA HttpAddRequestHeadersA HttpSendRequestExW HttpEndRequestA InternetOpenW

bcrypt

BCryptOpenAlgorithmProvider BCryptSetProperty BCryptGenerateSymmetricKey BCryptDecrypt

Name

.text

Size

983KB

Virtual Size

982KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

177KB

Virtual Size

177KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

16KB

Virtual Size

35KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

43KB

Virtual Size

43KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

_RDATA

Size

512B

Virtual Size

148B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.rsrc

Size

512B

Virtual Size

248B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

5KB

Virtual Size

5KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

a17a5ab2d131cd9eefcece4f1d22e531.exe

crypt32

kernel32

advapi32

shell32

wininet

bcrypt

generic