CryptoBro[.]exe | Triage™

General

Target
CryptoBro.exe
Size 10.8MB
Sample260724-v4lwdsvbpb
SHA256 4c28a5e0c5dde272d9741d3c2181af436d1bdbe26dc20e19304fc331bdff3a7a
MD5 69820cc019a5704317200893abe810f8
SHA1 c944e4be1d0034371799195f32c1e038bac09422
SHA512 442133166b79cd286746dda117ce76cd761a2e53f118ede32e532646d0cc8e3695b595342a3fc0e9612c3590e5da0080b569d4d30f46fcbff045bdec6c24e9e6
SSDEEP 196608:mjR2et0W8UAmoC33xurHMuhHToAUPNfGU5vXvLu2TuG9R4LEmdIaZ+N:imW8GTxuJhHTodRGkXT9v9R4tlA
TLSH
T127B633A637C908E8FD9EA23C95C2062663A67C620760C6970BE54D523D771F8FF31762
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
CryptoBro.exe

File Explorer

CryptoBro.exe

.exe 10.8MB
CryptoBro.pyc

4KB

CryptoBro.exe

IMPHASH 351592d5ead6df0859b0cc0056827c95
SHA256 4c28a5e0c5dde272d9741d3c2181af436d1bdbe26dc20e19304fc331bdff3a7a
MD5 69820cc019a5704317200893abe810f8
SHA1 c944e4be1d0034371799195f32c1e038bac09422
SHA512 442133166b79cd286746dda117ce76cd761a2e53f118ede32e532646d0cc8e3695b595342a3fc0e9612c3590e5da0080b569d4d30f46fcbff045bdec6c24e9e6
SSDEEP 196608:mjR2et0W8UAmoC33xurHMuhHToAUPNfGU5vXvLu2TuG9R4LEmdIaZ+N:imW8GTxuJhHTodRGkXT9v9R4tlA
TLSH
T127B633A637C908E8FD9EA23C95C2062663A67C620760C6970BE54D523D771F8FF31762
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

54464

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

TranslateMessage ShutdownBlockReasonCreate GetWindowThreadProcessId SetWindowLongPtrW GetWindowLongPtrW MsgWaitForMultipleObjects ShowWindow DestroyWindow CreateWindowExW RegisterClassW DefWindowProcW PeekMessageW DispatchMessageW GetMessageW

kernel32

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

advapi32

ConvertSidToStringSidW GetTokenInformation OpenProcessToken ConvertStringSecurityDescriptorToSecurityDescriptorW

Name

.text

Size

182KB

Virtual Size

182KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

78KB

Virtual Size

78KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

3KB

Virtual Size

20KB

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

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

CryptoBro.exe

user32

kernel32

advapi32

generic

CryptoBro.pyc