mz[.]bin | Triage

Resubmissions

18/02/2024, 00:09

240218-afr3aabh3s 3

18/02/2024, 00:05

240218-ac7csscd64 3

Sharing

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General

Target

mz.bin
Size

422KB
MD5

54059ae002a532ea32499b60f9a05adb
SHA1

15e3d023cbb43d2ac6405abac97cee0dfe7139e0
SHA256

e2029dcf85fe415a6ab00b98dd56c42063dcc5dfdb55de98ec3955237635eefd
SHA512

0c3a8d034d6a77228919cfaf41110f77d5210e8c40785ca75b59583e0f7912f6b696900ae0b1790d0a79747209eef31aa15e807ec881db317ff29beaca89b948
SSDEEP

6144:F44tmhUK7hwhwddmLCfaRiwDaruPXNCktY74AbqchXuVyQXz:FdK70wddmLCfaRiGasQuVyCz

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
mz.bin

Files

mz.bin
.exe windows:6 windows x86 arch:x86

fd8f62fb6ea744879029e4b3a4509025

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

PDB Paths

C:\Users\azhan\workspace\broncoctf-challenges\mz.pdb

Imports

kernel32

QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
IsProcessorFeaturePresent
GetModuleHandleW
GetCurrentProcess
TerminateProcess
WriteConsoleW
InterlockedPushEntrySList
InterlockedFlushSList
RtlUnwind
GetLastError
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
GetProcAddress
LoadLibraryExW
EncodePointer
RaiseException
GetStdHandle
WriteFile
GetModuleFileNameW
ExitProcess
GetModuleHandleExW
GetCommandLineA
GetCommandLineW
GetFileType
GetCurrentThread
OutputDebugStringW
HeapAlloc
HeapFree
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
MultiByteToWideChar
WideCharToMultiByte
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableW
SetStdHandle
GetStringTypeW
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
GetDateFormatW
GetTimeFormatW
CompareStringW
LCMapStringW
GetProcessHeap
SetConsoleCtrlHandler
GetFileSizeEx
SetFilePointerEx
GetConsoleOutputCP
GetConsoleMode
HeapSize
HeapReAlloc
FlushFileBuffers
ReadFile
ReadConsoleW
CloseHandle
CreateFileW
DecodePointer

Sections

.text
Size: 355KB - Virtual size: 355KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 47KB - Virtual size: 47KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 9KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.00cfg
Size: 512B - Virtual size: 265B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 10KB - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Resubmissions

Sharing

General

Malware Config

Signatures

Files

fd8f62fb6ea744879029e4b3a4509025

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

Sections

.text Size: 355KB - Virtual size: 355KB

.rdata Size: 47KB - Virtual size: 47KB

.data Size: 4KB - Virtual size: 9KB

.idata Size: 3KB - Virtual size: 2KB

.00cfg Size: 512B - Virtual size: 265B

.reloc Size: 10KB - Virtual size: 10KB

.text
Size: 355KB - Virtual size: 355KB

.rdata
Size: 47KB - Virtual size: 47KB

.data
Size: 4KB - Virtual size: 9KB

.idata
Size: 3KB - Virtual size: 2KB

.00cfg
Size: 512B - Virtual size: 265B

.reloc
Size: 10KB - Virtual size: 10KB