2024-04-10_6f28a4fb0a99e126992e21d35af2c664_ryuk

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General

Target

2024-04-10_6f28a4fb0a99e126992e21d35af2c664_ryuk
Size

712KB
MD5

6f28a4fb0a99e126992e21d35af2c664
SHA1

55756aead07803690fdc281479625f68136601a1
SHA256

8d227180a0adb04e40532ddfc2b3264febd762333da9c907c265e1617db11095
SHA512

dcd8972981efd916f000b66d9d3d3b5653bd1c26a4caba0c33caf51c8cc15180a80d45844d6d0a2e9a9073cee73badb1a10ef3721105b779e36cf41b98c3490d
SSDEEP

12288:T+j5nUq4kXJ0rjOzs8h7hTXPtEcdo6nFIVZrN:T+j5nOrjO17J/tEcdo6nFIV9N

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-04-10_6f28a4fb0a99e126992e21d35af2c664_ryuk

Files

2024-04-10_6f28a4fb0a99e126992e21d35af2c664_ryuk
.exe windows:6 windows x64 arch:x64

4984425d0f32e593847d7ee827d2961d

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

D:\workspace\StellarPlayer_Windows_Release\app\miniblink\x64\Release\Miniblink.pdb

Imports

kernel32

GlobalFree
CloseHandle
LoadLibraryW
LoadResource
FindResourceW
GetProcAddress
GlobalLock
GetModuleHandleW
WideCharToMultiByte
ReadFile
SetLastError
WriteFile
CreateFileW
GetCurrentThreadId
UnregisterWaitEx
QueryDepthSList
InterlockedPopEntrySList
ReleaseSemaphore
VirtualProtect
VirtualFree
VirtualAlloc
GetVersionExW
GetModuleHandleA
GetThreadTimes
UnregisterWait
RegisterWaitForSingleObject
SetThreadAffinityMask
GlobalAlloc
GetNumaHighestNodeNumber
DeleteTimerQueueTimer
ChangeTimerQueueTimer
CreateTimerQueueTimer
GetLogicalProcessorInformation
GetThreadPriority
SetThreadPriority
SwitchToThread
SignalObjectAndWait
SetEvent
CreateTimerQueue
WriteConsoleW
HeapSize
FlushFileBuffers
GetConsoleCP
SetStdHandle
GetProcessHeap
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCPInfo
GetOEMCP
IsValidCodePage
FindNextFileW
FindFirstFileExW
FindClose
HeapReAlloc
GetStringTypeW
ReadConsoleW
LockResource
GetLastError
Sleep
MultiByteToWideChar
GetFileAttributesW
CreateMutexA
GetModuleFileNameW
OutputDebugStringA
SizeofResource
GetProcessAffinityMask
GetConsoleMode
SetFilePointerEx
LCMapStringW
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
QueryPerformanceCounter
GetCurrentProcessId
GetSystemTimeAsFileTime
InitializeSListHead
EnterCriticalSection
LeaveCriticalSection
TryEnterCriticalSection
DeleteCriticalSection
DuplicateHandle
WaitForSingleObjectEx
GetCurrentThread
InitializeCriticalSectionAndSpinCount
CreateEventW
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetTickCount
RtlPcToFileHeader
EncodePointer
RaiseException
RtlUnwindEx
InterlockedPushEntrySList
InterlockedFlushSList
FreeLibrary
LoadLibraryExW
GetCommandLineA
GetCommandLineW
ExitProcess
GetModuleHandleExW
GetStdHandle
GetACP
HeapAlloc
HeapFree
CreateThread
ExitThread
FreeLibraryAndExitThread
GetFileType
DecodePointer

user32

EnumDisplayMonitors
GetMonitorInfoW
GetWindowLongW
GetWindowThreadProcessId
FindWindowExW
GetWindowRect
GetFocus
GetDC
GetPropW
SetWindowLongPtrW
CreateWindowExW
ScreenToClient
SendMessageW
RemovePropW
SetWindowTextW
ShowWindow
SetTimer
RegisterClassW
MessageBoxA
MoveWindow
IntersectRect
SetFocus
SetPropW
SetCapture
GetClientRect
UpdateLayeredWindow
ReleaseCapture
InvalidateRect
ReleaseDC
BeginPaint
EndPaint
DefWindowProcW

gdi32

BitBlt
CreateCompatibleBitmap
SelectObject
CreateCompatibleDC
DeleteDC
SetBitmapBits
GetObjectW
DeleteObject
GetCurrentObject

shell32

ShellExecuteA

Sections

.text
Size: 405KB - Virtual size: 405KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 131KB - Virtual size: 131KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 10KB - Virtual size: 18KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 22KB - Virtual size: 21KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 2KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.tls
Size: 512B - Virtual size: 41B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

_RDATA
Size: 32KB - Virtual size: 31KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 94KB - Virtual size: 93KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

4984425d0f32e593847d7ee827d2961d

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

gdi32

shell32

Sections

.text Size: 405KB - Virtual size: 405KB

.rdata Size: 131KB - Virtual size: 131KB

.data Size: 10KB - Virtual size: 18KB

.pdata Size: 22KB - Virtual size: 21KB

.gfids Size: 2KB - Virtual size: 2KB

.tls Size: 512B - Virtual size: 41B

_RDATA Size: 32KB - Virtual size: 31KB

.rsrc Size: 94KB - Virtual size: 93KB

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

.text
Size: 405KB - Virtual size: 405KB

.rdata
Size: 131KB - Virtual size: 131KB

.data
Size: 10KB - Virtual size: 18KB

.pdata
Size: 22KB - Virtual size: 21KB

.gfids
Size: 2KB - Virtual size: 2KB

.tls
Size: 512B - Virtual size: 41B

_RDATA
Size: 32KB - Virtual size: 31KB

.rsrc
Size: 94KB - Virtual size: 93KB

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