backdoor[.]exe

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General

Target

backdoor.exe
Size

270KB
MD5

396e8a1911835231d560acad48f6b17e
SHA1

3a23bb182eae81abdb119b0e031f4edd7514d535
SHA256

294b25bccc6faee3b83935bbf78af63336298625c6a1f1cbb3c7942149a29a8d
SHA512

7d04ab68bbc260ee2dea69476de01d680ab7ffbb0db92e6686c06046b17e5c1af23cf0a359107ab36f62ec743520ed0e28e1993c33f07f3f3cca3bb76a034c5c
SSDEEP

6144:syFUFITP6rfvvb/LXywmAyVusohcrx3piM:tFSITPcT/L1o7o6x3

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
backdoor.exe

Files

backdoor.exe
.exe windows x64

d19d4afb872fbf5e1fcbb7cc14b90ddd

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

LCMapStringEx
GetStringTypeW
GetCPInfo
GetLastError
InitializeCriticalSectionAndSpinCount
SetEvent
ResetEvent
WaitForSingleObjectEx
CreateEventW
QueryPerformanceCounter
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
IsProcessorFeaturePresent
TerminateProcess
GetConsoleWindow
lstrcpynW
WaitForSingleObject
Sleep
CreateThread
GetTickCount
AllocConsole
FreeConsole
SetConsoleCtrlHandler
InitializeCriticalSection
LockResource
GlobalAlloc
GlobalReAlloc
DecodePointer
CreateFileW
ReadFile
RtlUnwindEx
RtlPcToFileHeader
RaiseException
SetLastError
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
LoadLibraryExW
ExitProcess
GetModuleHandleExW
GetStdHandle
GetCommandLineA
GetCommandLineW
HeapAlloc
HeapFree
GetConsoleMode
ReadConsoleW
GetFileType
FlsAlloc
FlsGetValue
FlsSetValue
FlsFree
CompareStringW
LCMapStringW
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
FlushFileBuffers
GetConsoleOutputCP
GetFileSizeEx
SetFilePointerEx
HeapReAlloc
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableW
SetStdHandle
GetProcessHeap
HeapSize
WriteConsoleW
SetEndOfFile
EncodePointer
DeleteCriticalSection
InitializeCriticalSectionEx
LeaveCriticalSection
EnterCriticalSection
WideCharToMultiByte
LocalFree
lstrlenW
LoadLibraryW
CreateFileA
WriteFile
GetModuleHandleW
GetCurrentProcessId
GetProcAddress
CloseHandle
MultiByteToWideChar
GetModuleFileNameW
GetCurrentProcess
GlobalFree
RtlUnwind

user32

ScreenToClient
AdjustWindowRectEx
GetWindowRect
ValidateRect
ReleaseDC
GetDC
IsWindowVisible
SetWindowPos
ShowWindow
CreateWindowExW
DestroyIcon
UnregisterClassW
PostQuitMessage
DefWindowProcW
PostMessageW
SendMessageW
PeekMessageW
DispatchMessageW
TranslateMessage
LoadCursorW
RegisterClassExW
DrawTextW
DestroyWindow

ole32

CoUninitialize
CoInitialize

wininet

InternetCloseHandle
HttpSendRequestW
InternetOpenW
InternetConnectW
InternetReadFile
HttpOpenRequestW

gdi32

CreateSolidBrush
DeleteDC
DeleteObject
GetStockObject
SelectClipRgn
SelectObject
SetBkColor
CreatePen
SetGraphicsMode
SetTextColor
SetWorldTransform
CreateDIBSection
GdiSetBatchLimit
Arc
PolyBezier
Polyline
CreateFontIndirectW
SetBkMode
BitBlt
Polygon
TextOutW
MoveToEx
GetObjectW
ExtCreatePen
SetROP2
SetPolyFillMode
SetPixelV
SelectPalette
RoundRect
RealizePalette
Rectangle
Pie
LineTo
GetTextExtentPoint32W
GetPolyFillMode
GetPixel
GetDIBits
GetCurrentObject
GetClipRgn
GetBkMode
CreateBitmap
CreateBrushIndirect
CreateRectRgn
Ellipse
ExtFloodFill
FillRgn
GetROP2
CreateCompatibleDC

shell32

ExtractIconW

Sections

.text
Size: 167KB - Virtual size: 166KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 81KB - Virtual size: 80KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 7KB - Virtual size: 13KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 10KB - Virtual size: 9KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

_RDATA
Size: 512B - Virtual size: 348B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 512B - Virtual size: 480B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

d19d4afb872fbf5e1fcbb7cc14b90ddd

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

ole32

wininet

gdi32

shell32

Sections

.text Size: 167KB - Virtual size: 166KB

.rdata Size: 81KB - Virtual size: 80KB

.data Size: 7KB - Virtual size: 13KB

.pdata Size: 10KB - Virtual size: 9KB

_RDATA Size: 512B - Virtual size: 348B

.rsrc Size: 512B - Virtual size: 480B

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

.text
Size: 167KB - Virtual size: 166KB

.rdata
Size: 81KB - Virtual size: 80KB

.data
Size: 7KB - Virtual size: 13KB

.pdata
Size: 10KB - Virtual size: 9KB

_RDATA
Size: 512B - Virtual size: 348B

.rsrc
Size: 512B - Virtual size: 480B

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