pysilon | blackstar_start[.]exe

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General

Target
blackstar_start.exe
Size 71.4MB
Sample240619-cmhhjasbla
SHA256 db71767ac55e293d4d8070fb5cfd51dbc97178ed7a3e5ec6a75cb8d2131ef2a6
MD5 7e8fd8cd1cd578797749db0bcb23099a
SHA1 8666d51cfd0369df91d6bad97459c6331a95922c
SHA512 8f496bac22166794d088c192e15a2b779991b4ab1ed66c5aedd1d74ad88b46cbbb2330e9b92565f7052b9ce006056854e6ed1ab1d6a35acc9c64d835eb8e75db
SSDEEP 1572864:P2MQqQxHlJFSk8IpG7V+VPhqGDE7lBaaUHUzvW8J7TwGb94V9sW3/BZuo2pj:PZQq6FJFSkB05awGTaU0SqEGCfsK5h2l
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
blackstar_start.exe

File Explorer

blackstar_start.exe

.exe 71.4MB
discord_token_grabber.pyc

8KB
get_cookies.pyc

5KB
misc.pyc

2KB
passwords_grabber.pyc

4KB
source_prepared.pyc

34KB

blackstar_start.exe

IMPHASH 20d446c1cb128febd23deb17efb67cf6
SHA256 db71767ac55e293d4d8070fb5cfd51dbc97178ed7a3e5ec6a75cb8d2131ef2a6
MD5 7e8fd8cd1cd578797749db0bcb23099a
SHA1 8666d51cfd0369df91d6bad97459c6331a95922c
SHA512 8f496bac22166794d088c192e15a2b779991b4ab1ed66c5aedd1d74ad88b46cbbb2330e9b92565f7052b9ce006056854e6ed1ab1d6a35acc9c64d835eb8e75db
SSDEEP 1572864:P2MQqQxHlJFSk8IpG7V+VPhqGDE7lBaaUHUzvW8J7TwGb94V9sW3/BZuo2pj:PZQq6FJFSkB05awGTaU0SqEGCfsK5h2l
MD5 SHA1 SHA512 SSDEEP

windows:5 windows x64 arch:x64

Detects Pyinstaller

pyinstaller
Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

49760

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 MessageBoxW MessageBoxA SystemParametersInfoW DestroyIcon SetWindowLongPtrW GetWindowLongPtrW GetClientRect InvalidateRect ReleaseDC GetDC DrawTextW GetDialogBaseUnits EndDialog DialogBoxIndirectParamW MoveWindow SendMessageW

comctl32

ord380

kernel32

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

advapi32

OpenProcessToken GetTokenInformation ConvertStringSecurityDescriptorToSecurityDescriptorW ConvertSidToStringSidW

gdi32

SelectObject DeleteObject CreateFontIndirectW

Name

.text

Size

167KB

Virtual Size

167KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

75KB

Virtual Size

74KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

3KB

Virtual Size

12KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

9KB

Virtual Size

8KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

_RDATA

Size

512B

Virtual Size

348B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.rsrc

Size

94KB

Virtual Size

93KB

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

blackstar_start.exe

user32

comctl32

kernel32

advapi32

gdi32

generic

discord_token_grabber.pyc

get_cookies.pyc

misc.pyc

passwords_grabber.pyc

source_prepared.pyc