C:\buildslave\unity\build\build\WindowsStandaloneSupport\Variations\win64_nondevelopment_mono\WindowsPlayer_x64_Master.pdb
Static task
static1
Behavioral task
behavioral1
Sample
2024-06-15_61ed97aad5efeea27ba3902d6721d8c8_ryuk.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-06-15_61ed97aad5efeea27ba3902d6721d8c8_ryuk.exe
Resource
win10v2004-20240226-en
General
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Target
2024-06-15_61ed97aad5efeea27ba3902d6721d8c8_ryuk
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Size
836KB
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MD5
61ed97aad5efeea27ba3902d6721d8c8
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SHA1
e4d6f674b482e6d09ee540eb6afae293acb6c081
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SHA256
d8b70a31aea15b03c5d3daf70d3cccfda2cafbbd366587cf92cb1976ef4cadaf
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SHA512
7f988a4e1ef1d37fb9d93fde8bf7c4a650e2881c86757efb107d0c3b635da8677274420cbbde30f380d77fd75a20a2b619dadb8f2b406b5f128b6cd7e434663c
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SSDEEP
24576:/NAsq7sz8B77SOEwaFlVMmiLiVl4badEs:/NA/+477J2TVMmiG4bsEs
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-06-15_61ed97aad5efeea27ba3902d6721d8c8_ryuk
Files
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2024-06-15_61ed97aad5efeea27ba3902d6721d8c8_ryuk.exe windows:5 windows x64 arch:x64
30fc819c693eeaf8941de56adbfe3dab
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
PDB Paths
Imports
unityplayer
UnityMain
kernel32
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
IsProcessorFeaturePresent
GetModuleHandleW
GetLastError
GetModuleFileNameW
RtlUnwindEx
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
GetProcAddress
LoadLibraryExW
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
GetStdHandle
WriteFile
MultiByteToWideChar
WideCharToMultiByte
GetCurrentProcess
ExitProcess
TerminateProcess
GetModuleHandleExW
GetACP
HeapFree
HeapAlloc
CloseHandle
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetOEMCP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetEnvironmentStringsW
FreeEnvironmentStringsW
LCMapStringW
SetStdHandle
GetFileType
GetStringTypeW
GetProcessHeap
HeapSize
HeapReAlloc
FlushFileBuffers
GetConsoleCP
GetConsoleMode
SetFilePointerEx
WriteConsoleW
CreateFileW
RaiseException
advapi32
SystemFunction036
Exports
Exports
AmdPowerXpressRequestHighPerformance
NvOptimusEnablement
Sections
.text Size: 39KB - Virtual size: 39KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 34KB - Virtual size: 34KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 2KB - Virtual size: 7KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 3KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.gfids Size: 512B - Virtual size: 168B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 552KB - Virtual size: 552KB
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
.bind Size: 201KB - Virtual size: 201KB
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ