2024-04-21_71d1f4f9dc8386999bae8ba9ff3535f8_ryuk

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General

Target

2024-04-21_71d1f4f9dc8386999bae8ba9ff3535f8_ryuk
Size

92KB
MD5

71d1f4f9dc8386999bae8ba9ff3535f8
SHA1

72009ea79b5bdc241bcc2da70ea5811b83d2b3c0
SHA256

79a41762d56bee543d6aa555814047f63c7549f3cf6dbe3b48ea1ce6c0ab479f
SHA512

1d90f5bdd89a5b9372180936a78d3966aad5a8b1b35f11febe40714dfbfed94cd88ccf61386e97e6451c29a57f0106c649da28191c60fac856e9ca4418508388
SSDEEP

1536:AWVc5ogw13Rq8JMyB0hsg7J67ibBgN3rsWufd09dl4XmQBEHYGMNl96MMsNbaSKe:hc5vw5RbJMyBcL7J678A3U1MWiSeS5R

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-04-21_71d1f4f9dc8386999bae8ba9ff3535f8_ryuk

Files

2024-04-21_71d1f4f9dc8386999bae8ba9ff3535f8_ryuk
.exe windows:6 windows x64 arch:x64

5bd6664e66345af60ba7b94b4363cb9c

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB Paths

d:\adobe\AIR\code\build\win\results\Release\info\CaptiveAppEntry.vc2015.pdb

Imports

kernel32

SetStdHandle
WriteConsoleW
GetProcAddress
ExitProcess
HeapAlloc
GetProcessHeap
GetModuleHandleW
LoadLibraryW
GetFileAttributesW
CreateFileW
GetUserDefaultUILanguage
GetModuleFileNameW
GetStdHandle
GetCommandLineW
RaiseException
SetFilePointerEx
HeapReAlloc
HeapSize
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
IsProcessorFeaturePresent
FlushFileBuffers
WriteFile
CloseHandle
InitializeCriticalSection
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
MultiByteToWideChar
WideCharToMultiByte
RtlUnwindEx
GetLastError
SetLastError
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
LoadLibraryExW
GetFileType
GetCurrentProcess
GetModuleFileNameA
TerminateProcess
GetModuleHandleExW
GetACP
LCMapStringW
FindClose
FindFirstFileExA
FindNextFileA
IsValidCodePage
GetOEMCP
GetCPInfo
GetCommandLineA
GetEnvironmentStringsW
FreeEnvironmentStringsW
GetStringTypeW
GetConsoleCP
GetConsoleMode
HeapFree

shell32

CommandLineToArgvW

user32

MessageBoxExW

shlwapi

StrCmpW

Exports

Exports

AmdPowerXpressRequestBetterBatteryLife
NvOptimusDisablement

Sections

.text
Size: 40KB - Virtual size: 39KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 42KB - Virtual size: 41KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 1024B - Virtual size: 920B

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

Sharing

General

Malware Config

Signatures

Files

5bd6664e66345af60ba7b94b4363cb9c

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

shell32

user32

shlwapi

Exports

Exports

Sections

.text Size: 40KB - Virtual size: 39KB

.rdata Size: 42KB - Virtual size: 41KB

.data Size: 3KB - Virtual size: 7KB

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

.rsrc Size: 1024B - Virtual size: 920B

.reloc Size: 2KB - Virtual size: 1KB

.text
Size: 40KB - Virtual size: 39KB

.rdata
Size: 42KB - Virtual size: 41KB

.data
Size: 3KB - Virtual size: 7KB

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

.rsrc
Size: 1024B - Virtual size: 920B

.reloc
Size: 2KB - Virtual size: 1KB