SysHelper[.]exe | Triage™

Sharing

Copy URL Twitter E-mail

General

Target
SysHelper.exe
Size 80.6MB
Sample261002-vr2q3ssw8k
SHA256 7a5952d250453a744ad249a549d4fb7a8004931f4a6b582323d0ec4b8ea15d30
MD5 5c2fda421137c2fb1909e33f4cc72c24
SHA1 5c5092b46a7bec3f1b4ce4cf0340c0a2b9046bff
SHA512 cf120766bfe5a9bd6cb8383a7d0f741cf3fad71cf56725058896507138425767d69a5d1a91f5159d55906f106c1c6844cda798d1930aae20aa81a968e16df715
SSDEEP 1572864:YvxHQUTdLI/VD8Wd/1jUlClzwerqEf48KN2WgqTcaNH21A/NCJK4QLlMRv:oJtTdLGwWdR6CSV58I7lxQg4Q
TLSH
T1B308339EEC80BDC9E5584779D6B58A0179A4B8CF8216C0F31450056A3D332FB67BEDB2
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

pyinstaller

Malware Config

Signatures

Detects Pyinstaller 1 IoCs

pyinstaller

resource	yara_rule
sample	pyinstaller

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
SysHelper.exe

File Explorer

SysHelper.exe

.exe 80.6MB
rat.pyc

7KB

SysHelper.exe

IMPHASH 1dcd477cce07724ec6b817b3be71540e
SHA256 7a5952d250453a744ad249a549d4fb7a8004931f4a6b582323d0ec4b8ea15d30
MD5 5c2fda421137c2fb1909e33f4cc72c24
SHA1 5c5092b46a7bec3f1b4ce4cf0340c0a2b9046bff
SHA512 cf120766bfe5a9bd6cb8383a7d0f741cf3fad71cf56725058896507138425767d69a5d1a91f5159d55906f106c1c6844cda798d1930aae20aa81a968e16df715
SSDEEP 1572864:YvxHQUTdLI/VD8Wd/1jUlClzwerqEf48KN2WgqTcaNH21A/NCJK4QLlMRv:oJtTdLGwWdR6CSV58I7lxQg4Q
TLSH
T1B308339EEC80BDC9E5584779D6B58A0179A4B8CF8216C0F31450056A3D332FB67BEDB2
MD5 SHA1 SHA512 SSDEEP TLSH

windows:6 windows x64 arch:x64

Detects Pyinstaller

pyinstaller
Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

58128

Magic Number

523

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA 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_LARGE_ADDRESS_AWARE

PDB paths

user32

CreateWindowExW ShutdownBlockReasonCreate MsgWaitForMultipleObjects ShowWindow DestroyWindow RegisterClassW DefWindowProcW PeekMessageW DispatchMessageW TranslateMessage GetMonitorInfoW MonitorFromPoint GetCursorPos GetSystemMetrics PostMessageW GetMessageW MessageBoxW MessageBoxA SystemParametersInfoW DestroyIcon SetWindowLongPtrW GetWindowLongPtrW GetClientRect InvalidateRect ReleaseDC GetDC DrawTextW GetDialogBaseUnits EndDialog DialogBoxIndirectParamW MoveWindow SendMessageW

comctl32

ord380

kernel32

GetACP IsValidCodePage GetStringTypeW GetFileAttributesExW SetEnvironmentVariableW FlushFileBuffers LCMapStringW CompareStringW VirtualProtect GetCurrentDirectoryW HeapAlloc GetFileSizeEx GetConsoleOutputCP GetOEMCP GetCPInfo GetLastError FreeLibrary GetProcAddress LoadLibraryExW GetModuleHandleW MulDiv FormatMessageW CloseHandle GetCurrentProcess QueryFullProcessImageNameW GetEnvironmentStringsW CreateSymbolicLinkW SetErrorMode GetCurrentProcessId OpenProcess CreateToolhelp32Snapshot Process32FirstW Process32NextW CreateDirectoryW GetCommandLineW GetEnvironmentVariableW ExpandEnvironmentStringsW DeleteFileW FindClose FindFirstFileW FindNextFileW GetDriveTypeW RemoveDirectoryW GetTempPathW QueryPerformanceCounter QueryPerformanceFrequency WaitForSingleObject Sleep TerminateProcess GetExitCodeProcess CreateProcessW GetStartupInfoW LocalFree SetConsoleCtrlHandler K32EnumProcessModules K32GetModuleFileNameExW CreateFileW FindFirstFileExW MultiByteToWideChar WideCharToMultiByte SetFilePointerEx FreeEnvironmentStringsW GetProcessHeap GetTimeZoneInformation HeapSize HeapReAlloc WriteConsoleW SetEndOfFile SetDllDirectoryW GetCurrentThreadId GetSystemTimeAsFileTime InitializeSListHead SetUnhandledExceptionFilter RtlUnwindEx SetLastError FlsAlloc FlsGetValue FlsSetValue FlsFree EnterCriticalSection LeaveCriticalSection InitializeCriticalSectionEx DeleteCriticalSection RtlLookupFunctionEntry EncodePointer RaiseException RtlPcToFileHeader GetCommandLineA GetFileInformationByHandle GetFileType PeekNamedPipe SystemTimeToTzSpecificLocalTime FileTimeToSystemTime ReadFile GetFullPathNameW SetStdHandle GetStdHandle WriteFile GetModuleFileNameW ExitProcess GetModuleHandleExW IsProcessorFeaturePresent RtlCaptureContext RtlVirtualUnwind IsDebuggerPresent UnhandledExceptionFilter HeapFree GetConsoleMode ReadConsoleW

advapi32

ConvertSidToStringSidW OpenProcessToken GetTokenInformation ConvertStringSecurityDescriptorToSecurityDescriptorW

gdi32

SelectObject DeleteObject CreateFontIndirectW

Name

.text

Size

178KB

Virtual Size

178KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

81KB

Virtual Size

80KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

3KB

Virtual Size

18KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

9KB

Virtual Size

9KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.fptable

Size

512B

Virtual Size

256B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rsrc

Size

61KB

Virtual Size

61KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

2KB

Virtual Size

1KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

SysHelper.exe

user32

comctl32

kernel32

advapi32

gdi32

generic

rat.pyc