CFB4[.]exe | Triage™

General

Target
CFB4.exe
Size 257KB
Sample260527-eaw69sg18s
SHA256 cd0b68303a4eb9c3535cf1bd19fcdf81c3330e07adc7cd9168f34e5342aa0eca
MD5 654bf8c567823955928da12c9d784739
SHA1 34af7ad341535566bb6afe9984cd6da6d4c31723
SHA512 d49a197c4da1273752e0e0e69485ba874102f785399476458500aab999a271f0299af58c51a52be4dace89d08c02674a868f602296834f0ac92c218bbdbc64b8
SSDEEP 3072:niD/dyP/Fi1urK7/UBS3E3jdilioYYHxcgNrN3y/Yjn4UOfSgg5MpSqZvWP1Z9FU:nk/j3EzolXRtR74Zvs1f6
TLSH
T19D447C15B2A50CFAED67853DC8520905EB72BC4747A1E6CF13A04AA71F277E09E3EB11
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
CFB4.exe

File Explorer

CFB4.exe

.exe 257KB

CFB4.exe

IMPHASH 7f644301ae3607ae988ac231cf1e5724
SHA256 cd0b68303a4eb9c3535cf1bd19fcdf81c3330e07adc7cd9168f34e5342aa0eca
MD5 654bf8c567823955928da12c9d784739
SHA1 34af7ad341535566bb6afe9984cd6da6d4c31723
SHA512 d49a197c4da1273752e0e0e69485ba874102f785399476458500aab999a271f0299af58c51a52be4dace89d08c02674a868f602296834f0ac92c218bbdbc64b8
SSDEEP 3072:niD/dyP/Fi1urK7/UBS3E3jdilioYYHxcgNrN3y/Yjn4UOfSgg5MpSqZvWP1Z9FU:nk/j3EzolXRtR74Zvs1f6
TLSH
T19D447C15B2A50CFAED67853DC8520905EB72BC4747A1E6CF13A04AA71F277E09E3EB11
MD5 SHA1 SHA512 SSDEEP TLSH

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

0

Major OS version

6

Entry point

36956

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_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB paths

kernel32

WideCharToMultiByte EnterCriticalSection LeaveCriticalSection InitializeCriticalSectionEx DeleteCriticalSection EncodePointer DecodePointer MultiByteToWideChar LCMapStringEx GetStringTypeW GetCPInfo QueryPerformanceCounter GetCurrentProcessId GetCurrentThreadId GetSystemTimeAsFileTime InitializeSListHead SetUnhandledExceptionFilter GetStartupInfoW GetModuleHandleW WriteConsoleW RtlPcToFileHeader RaiseException RtlLookupFunctionEntry RtlUnwindEx GetLastError SetLastError FlsAlloc FlsGetValue FlsSetValue FlsFree IsProcessorFeaturePresent GetStdHandle WriteFile GetModuleFileNameW GetCurrentProcess ExitProcess TerminateProcess FreeLibrary GetModuleHandleExW GetProcAddress GetCommandLineA GetCommandLineW RtlCaptureContext RtlVirtualUnwind IsDebuggerPresent UnhandledExceptionFilter HeapAlloc HeapFree GetFileType VirtualProtect LoadLibraryExW CompareStringW LCMapStringW GetLocaleInfoW IsValidLocale GetUserDefaultLCID EnumSystemLocalesW CloseHandle FlushFileBuffers GetConsoleOutputCP GetConsoleMode ReadFile GetFileSizeEx SetFilePointerEx ReadConsoleW HeapReAlloc FindClose FindFirstFileExW FindNextFileW IsValidCodePage GetACP GetOEMCP GetEnvironmentStringsW FreeEnvironmentStringsW SetEnvironmentVariableW SetStdHandle GetProcessHeap HeapSize CreateFileW RtlUnwind

Name

.text

Size

165KB

Virtual Size

164KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

74KB

Virtual Size

73KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

5KB

Virtual Size

9KB

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

.reloc

Size

2KB

Virtual Size

2KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

CFB4.exe

kernel32

generic