Static task
static1
Behavioral task
behavioral1
Sample
MBRdetector.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
MBRdetector.exe
Resource
win10v2004-20231023-en
General
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Target
MBRdetector.exe
-
Size
2.1MB
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MD5
4abdf99c8548b768c7721f25d889e942
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SHA1
7dc769c5e2bb9a1cfcdf70377e9e4455610d55da
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SHA256
79436b0544ae2b307b9bb88d68d337601f0200f4870cd034a57cc4fc8434470b
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SHA512
144aa0b0f710004c2ba711b0d9fe26a84ae099e421cfcfb3454a09325584f725e79efacefeacf8e1100aaa5792b7a4682b27297b5ea45bb4057ad666576a4d25
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SSDEEP
24576:Dav5vso/NDuMtcUK+ssX9rS/j1K6V5TXA:2j/LtcUMGQs
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource MBRdetector.exe
Files
-
MBRdetector.exe.exe windows:6 windows x64 arch:x64
acf73338766cd0f31726a03c82b5a66b
Headers
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
Imports
kernel32
WriteFile
CloseHandle
Sleep
TerminateProcess
OpenProcess
CreateToolhelp32Snapshot
Process32FirstW
Process32NextW
SetStdHandle
SetEnvironmentVariableW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCommandLineW
GetCommandLineA
SetFileAttributesW
GetACP
IsValidCodePage
FindNextFileW
FindFirstFileExW
FindClose
GetTimeZoneInformation
ReadConsoleW
SetFilePointerEx
GetFileSizeEx
ReadFile
GetConsoleMode
GetConsoleOutputCP
FlushFileBuffers
EnumSystemLocalesW
GetUserDefaultLCID
DeleteFileW
GetOEMCP
CreateFileW
FormatMessageA
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionEx
DeleteCriticalSection
LocalFree
GetLocaleInfoEx
EncodePointer
DecodePointer
MultiByteToWideChar
WideCharToMultiByte
LCMapStringEx
GetStringTypeW
CompareStringEx
GetCPInfo
InitializeCriticalSectionAndSpinCount
SetEvent
ResetEvent
WaitForSingleObjectEx
CreateEventW
GetModuleHandleW
GetProcAddress
GetCurrentThreadId
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
RaiseException
QueryPerformanceCounter
GetCurrentProcessId
GetSystemTimeAsFileTime
InitializeSListHead
GetLastError
HeapAlloc
HeapFree
GetProcessHeap
VirtualQuery
FreeLibrary
RtlPcToFileHeader
RtlUnwindEx
InterlockedPushEntrySList
InterlockedFlushSList
GetModuleFileNameW
LoadLibraryExW
SetLastError
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
RtlUnwind
HeapSize
HeapValidate
GetSystemInfo
GetModuleHandleExW
ExitProcess
GetStdHandle
GetCurrentThread
HeapReAlloc
HeapQueryInformation
GetFileType
OutputDebugStringW
WriteConsoleW
SetConsoleCtrlHandler
FlsAlloc
FlsGetValue
FlsSetValue
FlsFree
GetDateFormatW
GetTimeFormatW
CompareStringW
LCMapStringW
GetLocaleInfoW
IsValidLocale
SetEndOfFile
user32
LoadCursorW
MessageBoxW
EndPaint
BeginPaint
UpdateWindow
TranslateAcceleratorW
LoadAcceleratorsW
EndDialog
DialogBoxParamW
LoadIconW
DestroyWindow
CreateWindowExW
RegisterClassExW
PostQuitMessage
DefWindowProcW
DispatchMessageW
TranslateMessage
GetMessageW
LoadStringW
ShowWindow
comdlg32
GetOpenFileNameW
GetSaveFileNameW
Sections
.textbss Size: - Virtual size: 771KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.text Size: 1.6MB - Virtual size: 1.6MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 334KB - Virtual size: 334KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 11KB - Virtual size: 21KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 80KB - Virtual size: 80KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.idata Size: 6KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.msvcjmc Size: 512B - Virtual size: 494B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tls Size: 1024B - Virtual size: 777B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.00cfg Size: 512B - Virtual size: 373B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
_RDATA Size: 1024B - Virtual size: 671B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 112KB - Virtual size: 111KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ