pysilon | altas installer[.]exe

Resubmissions

25/03/2025, 12:07

250325-panv1ayrt810

08/02/2025, 12:09

250208-pbptpavper10

08/02/2025, 11:46

250208-nxtjbsspgt10

06/02/2025, 02:27

250206-cxm6rszlfs10

Sharing

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General

Target
altas installer.exe
Size 87.5MB
Sample250208-pbptpavper
SHA256 214c22cc13004c4e5c7b6ef898d2c354acc6a27eb5125d8ff783c5e0b6508e06
MD5 e1c8bc131cc1502e31dec5146351c557
SHA1 95792a7ed9bec9bccf88b3ecdffe1a06fb72b8ef
SHA512 b5807f60f1c5d6fde557c7c27b5424e57eefe7c8c1a962f3949f3a412603f94dfb26eb18e30bd5e1ebbf705a9ef6ccd7d51fe4a74d9d525d1382257b19f4eac0
SSDEEP 1572864:z2GKlEWCsm/OkiqOv8im2AUdfmE7qliwiYgj+h58sMwhue9DOVwJq:znKe3sm/OknOv8i3XfCwy51ueV6
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

pyinstaller pysilon

Malware Config

Signatures

Detect Pysilon 1 IoCs

resource	yara_rule
static1/unpack001/source_prepared.pyc	pysilon

Pysilon family
pysilon

Detects Pyinstaller 1 IoCs

pyinstaller

resource	yara_rule
sample	pyinstaller

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
altas installer.exe

File Explorer

altas installer.exe

.exe 87.5MB
discord_token_grabber.pyc

17KB
get_cookies.pyc

10KB
misc.pyc

5KB
passwords_grabber.pyc

8KB
source_prepared.pyc

185KB

altas installer.exe

IMPHASH 72c4e339b7af8ab1ed2eb3821c98713a
SHA256 214c22cc13004c4e5c7b6ef898d2c354acc6a27eb5125d8ff783c5e0b6508e06
MD5 e1c8bc131cc1502e31dec5146351c557
SHA1 95792a7ed9bec9bccf88b3ecdffe1a06fb72b8ef
SHA512 b5807f60f1c5d6fde557c7c27b5424e57eefe7c8c1a962f3949f3a412603f94dfb26eb18e30bd5e1ebbf705a9ef6ccd7d51fe4a74d9d525d1382257b19f4eac0
SSDEEP 1572864:z2GKlEWCsm/OkiqOv8im2AUdfmE7qliwiYgj+h58sMwhue9DOVwJq:znKe3sm/OknOv8i3XfCwy51ueV6
MD5 SHA1 SHA512 SSDEEP

windows:6 windows x64 arch:x64

Detects Pyinstaller

pyinstaller
Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

52768

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

advapi32

OpenProcessToken GetTokenInformation ConvertStringSecurityDescriptorToSecurityDescriptorW ConvertSidToStringSidW

gdi32

SelectObject DeleteObject CreateFontIndirectW

Resubmissions

Sharing

General

Malware Config

Signatures

File Explorer

altas installer.exe

user32

comctl32

kernel32

advapi32

gdi32

generic

discord_token_grabber.pyc

get_cookies.pyc

misc.pyc

passwords_grabber.pyc

source_prepared.pyc