cch_blum_re[.]exe | Triage™

General

Target
cch_blum_re.exe
Size 64.3MB
Sample240619-kwlwbasbjj
SHA256 d466abf2244e8cf870d50908ef0856caef36127f813fa3e1485eceac81ddd611
MD5 86ea2e229e796299ac405f3202f59a46
SHA1 eb00e7379f29625af81314b7c941c48a1f6e0522
SHA512 18a512da13bf497eaf8673c683289dbef25a3ed6225b502c7da743e29ac2a38858012857a698794b32e829c9bccf43c117a59feb3a77709d7647784329c7dc48
SSDEEP 1572864:SRWGvFP/V4f6Gj53ikjt4jRq2GqFOPV5aiIJ2qHWB75iVwSG5cW70buHY:SU6t/VG6RmtCRlGPrwJ2qHO5iVwSMczS
MD5 SHA1 SHA512 SSDEEP

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
cch_blum_re.exe

File Explorer

cch_blum_re.exe

.exe 64.3MB
cch_blum_re.pyc

7KB

cch_blum_re.exe

IMPHASH 023abd09c65289e3a2df4aa2b19cccec
SHA256 d466abf2244e8cf870d50908ef0856caef36127f813fa3e1485eceac81ddd611
MD5 86ea2e229e796299ac405f3202f59a46
SHA1 eb00e7379f29625af81314b7c941c48a1f6e0522
SHA512 18a512da13bf497eaf8673c683289dbef25a3ed6225b502c7da743e29ac2a38858012857a698794b32e829c9bccf43c117a59feb3a77709d7647784329c7dc48
SSDEEP 1572864:SRWGvFP/V4f6Gj53ikjt4jRq2GqFOPV5aiIJ2qHWB75iVwSG5cW70buHY:SU6t/VG6RmtCRlGPrwJ2qHO5iVwSMczS
MD5 SHA1 SHA512 SSDEEP

windows:5 windows x64 arch:x64

Detects Pyinstaller

pyinstaller
Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

2

Major OS version

5

Entry point

47584

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

GetWindowThreadProcessId ShowWindow

kernel32

CreateFileW GetFinalPathNameByHandleW CloseHandle GetModuleFileNameW CreateSymbolicLinkW GetProcAddress GetCommandLineW GetEnvironmentVariableW SetEnvironmentVariableW ExpandEnvironmentStringsW CreateDirectoryW GetTempPathW WaitForSingleObject Sleep SetDllDirectoryW CreateProcessW GetStartupInfoW FreeLibrary LoadLibraryExW SetConsoleCtrlHandler FindClose FindFirstFileExW GetCurrentProcess GetCurrentProcessId LocalFree FormatMessageW MultiByteToWideChar WideCharToMultiByte GetConsoleWindow HeapSize GetLastError WriteConsoleW SetEndOfFile GetExitCodeProcess TlsGetValue RtlCaptureContext RtlLookupFunctionEntry RtlVirtualUnwind UnhandledExceptionFilter SetUnhandledExceptionFilter TerminateProcess IsProcessorFeaturePresent QueryPerformanceCounter GetCurrentThreadId GetSystemTimeAsFileTime InitializeSListHead IsDebuggerPresent GetModuleHandleW RtlUnwindEx SetLastError EnterCriticalSection LeaveCriticalSection DeleteCriticalSection InitializeCriticalSectionAndSpinCount TlsAlloc TlsSetValue TlsFree EncodePointer RaiseException RtlPcToFileHeader GetCommandLineA 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 GetCurrentDirectoryW FlushFileBuffers HeapReAlloc GetFileAttributesExW GetStringTypeW IsValidCodePage GetACP GetOEMCP GetCPInfo GetEnvironmentStringsW FreeEnvironmentStringsW GetProcessHeap GetTimeZoneInformation

advapi32

ConvertSidToStringSidW GetTokenInformation OpenProcessToken ConvertStringSecurityDescriptorToSecurityDescriptorW

Name

.text

Size

172KB

Virtual Size

172KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

75KB

Virtual Size

75KB

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

500B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

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

Resubmissions

Sharing

General

Malware Config

Signatures

File Explorer

cch_blum_re.exe

user32

kernel32

advapi32

generic

cch_blum_re.pyc