Static task
static1
Behavioral task
behavioral1
Sample
2024-08-09_758f8fa748b86987011ef0c2eebac459_moonbounce_ryuk.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
2024-08-09_758f8fa748b86987011ef0c2eebac459_moonbounce_ryuk.exe
Resource
win10v2004-20240802-en
General
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Target
2024-08-09_758f8fa748b86987011ef0c2eebac459_moonbounce_ryuk
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Size
14.5MB
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MD5
758f8fa748b86987011ef0c2eebac459
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SHA1
223b5955d1a6028dc267b315b40ab1eba4fcb248
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SHA256
1db5f61aef66c1fa1fb67cec716efde7711c77ff0daa76d245dafd27f0e9d669
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SHA512
d4d00f5a76d9754133643b4a760afe1cd2176dbf686bf6e384da5d4aefed0566500d5112e141be271d58171c4b0cbd132d4ea1d7a4e331914026d6abe9a42f47
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SSDEEP
196608:kyCE81fmwzI9NM3MYpi/Nvdux+qfKDfgIs5mFwFILAifU3WAsa7Kdmls7t:2z1NMYpcNFuCDfgIw9icmAs
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-08-09_758f8fa748b86987011ef0c2eebac459_moonbounce_ryuk
Files
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2024-08-09_758f8fa748b86987011ef0c2eebac459_moonbounce_ryuk.exe windows:5 windows x64 arch:x64
ed6e56d7fed34130c48b0a05c64585cf
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
GetProcessHeap
FreeEnvironmentStringsW
GetCommandLineW
GetCommandLineA
GetCPInfo
GetOEMCP
IsValidCodePage
FindNextFileA
FindFirstFileExA
SetStdHandle
FlushFileBuffers
CreateFileW
SetFilePointerEx
WriteConsoleW
ReadFile
ReadConsoleW
HeapSize
SetEndOfFile
LoadLibraryA
GetEnvironmentStringsW
GetProcAddress
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
RtlUnwindEx
GetLastError
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
LoadLibraryExW
MultiByteToWideChar
ExitProcess
GetModuleHandleExW
GetModuleFileNameA
WideCharToMultiByte
GetStdHandle
WriteFile
GetACP
HeapFree
HeapAlloc
CloseHandle
GetConsoleCP
GetConsoleMode
GetFileType
GetStringTypeW
HeapReAlloc
LCMapStringW
FindClose
RaiseException
user32
LoadStringA
LoadIconA
LoadCursorA
InvalidateRect
EndPaint
BeginPaint
ReleaseDC
GetDC
UpdateWindow
GetSystemMetrics
TranslateAcceleratorA
LoadAcceleratorsA
KillTimer
SetTimer
EndDialog
DialogBoxParamA
ShowWindow
DestroyWindow
CreateWindowExA
RegisterClassExA
PostQuitMessage
DefWindowProcA
DispatchMessageA
TranslateMessage
GetMessageA
MoveWindow
LoadBitmapA
gdi32
DeleteDC
CreateCompatibleDC
CreateCompatibleBitmap
SetTextColor
SetBkColor
TextOutA
GetObjectA
StretchBlt
SelectObject
DeleteObject
BitBlt
CreateFontA
Sections
.text Size: 106KB - Virtual size: 106KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 40KB - Virtual size: 40KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 11.2MB - Virtual size: 11.2MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 5KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.gfids Size: 512B - Virtual size: 160B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 3.1MB - Virtual size: 3.1MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ