FakeRansomware[.]exe

General

Target
FakeRansomware.exe
Size 31.3MB
Sample260916-1rnr4swcpg
SHA256 a16b8cd84002df347804fe803c9a69b010f79e844ecb8d167ed5b094d667304d
MD5 e6bcd9b652a0346cd16d57be8354dd28
SHA1 231b2f0dc0fac19f237fa2e2a8221f27c082a7b0
SHA512 66a7c67876fb33aacfcb654d5a15fe1da353274a0d5b89bc463d3d3623e6355d9199d122b11bf0f0c12f186719b3bda6087ade5f989eab422056bfa7709e5751
SSDEEP 786432:0bS4ce2s7XI75RphsrhsqP6bxW2m310MnmpzpbjSvsr3Shw:X4f/yPhsrfP6mF0MmpH3Shw
TLSH
T146773314BA1510FFE4FBE1399C5BD86363B2BD160356C36F13981BA52FAB2906E38750
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
FakeRansomware.exe

File Explorer

FakeRansomware.exe

.exe 31.3MB
fake_ransomware.pyc

40KB

FakeRansomware.exe

IMPHASH f0d05c1dd5ba1ed096c85a04a8275fec
SHA256 a16b8cd84002df347804fe803c9a69b010f79e844ecb8d167ed5b094d667304d
MD5 e6bcd9b652a0346cd16d57be8354dd28
SHA1 231b2f0dc0fac19f237fa2e2a8221f27c082a7b0
SHA512 66a7c67876fb33aacfcb654d5a15fe1da353274a0d5b89bc463d3d3623e6355d9199d122b11bf0f0c12f186719b3bda6087ade5f989eab422056bfa7709e5751
SSDEEP 786432:0bS4ce2s7XI75RphsrhsqP6bxW2m310MnmpzpbjSvsr3Shw:X4f/yPhsrfP6mF0MmpH3Shw
TLSH
T146773314BA1510FFE4FBE1399C5BD86363B2BD160356C36F13981BA52FAB2906E38750
MD5 SHA1 SHA512 SSDEEP TLSH

windows:6 windows x64 arch:x64

Detects Pyinstaller

pyinstaller
Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

0

Major OS version

6

Entry point

56560

Magic Number

523

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_CUI

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

GetCursorPos ShutdownBlockReasonCreate GetWindowThreadProcessId SetWindowLongPtrW GetWindowLongPtrW MsgWaitForMultipleObjects ShowWindow DestroyWindow CreateWindowExW RegisterClassW DefWindowProcW PeekMessageW DispatchMessageW TranslateMessage GetMessageW GetMonitorInfoW MonitorFromPoint GetSystemMetrics

kernel32

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

advapi32

ConvertSidToStringSidW GetTokenInformation OpenProcessToken ConvertStringSecurityDescriptorToSecurityDescriptorW

Name

.text

Size

205KB

Virtual Size

205KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

82KB

Virtual Size

81KB

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

10KB

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

60KB

Virtual Size

59KB

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

FakeRansomware.exe

user32

kernel32

advapi32

generic

fake_ransomware.pyc