2024-04-16_78d647c5b5758375ee912e35c4137855_ryuk

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General

Target

2024-04-16_78d647c5b5758375ee912e35c4137855_ryuk
Size

940KB
MD5

78d647c5b5758375ee912e35c4137855
SHA1

05947315604a0685130ec34fdef2276742fd1900
SHA256

650adffdfa01415d58e477917c90a650bd19c64a16827899a5c260ebf40d0af9
SHA512

f5c950b4a71379c0497c95848d384b565acb8ce46478f3888381465a0b5b7aedb32c3fcc6ef3e951f4bf3abc35d3172ee7bcbd77322c4c9e39e5d470cbfd8e1e
SSDEEP

24576:VveL/W+ec7DRrrGluKG/dbigj9k3UqApy5DT7:Vm/W+ec7NGlM8gj9k3UqApyV

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-04-16_78d647c5b5758375ee912e35c4137855_ryuk

Files

2024-04-16_78d647c5b5758375ee912e35c4137855_ryuk
.exe windows:5 windows x64 arch:x64

1dacaafda2ce1e313b51ec2ae63e382d

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB Paths

D:\Projects\WinRAR\rar\build\unrar64\Release\UnRAR.pdb

Imports

kernel32

GetCurrentProcess
DeviceIoControl
SetFileTime
CloseHandle
CreateDirectoryW
RemoveDirectoryW
CreateFileW
DeleteFileW
CreateHardLinkW
GetShortPathNameW
GetLongPathNameW
MoveFileW
ReadFile
FlushFileBuffers
SetEndOfFile
SetFilePointer
GetDriveTypeW
GetDiskFreeSpaceExW
SetFileAttributesW
GetFileAttributesW
GetVolumeInformationW
ExpandEnvironmentStringsW
FindClose
FindFirstFileW
FindNextFileW
GetVersionExW
GetModuleFileNameW
GetCurrentDirectoryW
GetFullPathNameW
FoldStringW
SetErrorMode
GetModuleHandleW
FreeLibrary
LoadLibraryW
LoadLibraryExW
GetProcAddress
GetCurrentProcessId
GetCurrentThread
SetConsoleCtrlHandler
SetThreadExecutionState
GetSystemDirectoryW
SetPriorityClass
GetProcessAffinityMask
CreateThread
InitializeCriticalSection
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
SetEvent
ResetEvent
ReleaseSemaphore
WaitForSingleObject
CreateEventW
CreateSemaphoreW
GetSystemTime
SystemTimeToTzSpecificLocalTime
TzSpecificLocalTimeToSystemTime
SystemTimeToFileTime
FileTimeToLocalFileTime
LocalFileTimeToFileTime
FileTimeToSystemTime
GetCPInfo
IsDBCSLeadByte
MultiByteToWideChar
WideCharToMultiByte
CompareStringW
SetFilePointerEx
HeapSize
GetProcessHeap
SetEnvironmentVariableA
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetOEMCP
IsValidCodePage
FindNextFileA
FormatMessageW
Sleep
SetLastError
GetLastError
LocalFree
WriteConsoleW
ReadConsoleW
SetConsoleMode
GetConsoleMode
WriteFile
GetStdHandle
GetFileType
SetThreadPriority
GetCommandLineW
FindFirstFileExA
SetStdHandle
GetConsoleCP
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
WaitForSingleObjectEx
IsDebuggerPresent
GetStartupInfoW
QueryPerformanceCounter
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
RtlPcToFileHeader
EncodePointer
RaiseException
RtlUnwindEx
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
ExitProcess
GetModuleHandleExW
QueryPerformanceFrequency
GetModuleFileNameA
GetCommandLineA
GetACP
HeapFree
HeapAlloc
HeapReAlloc
GetStringTypeW
LCMapStringW

user32

CharLowerW
CharUpperW
MessageBeep
ExitWindowsEx
LoadStringW
CharToOemBuffW
OemToCharBuffA
OemToCharA
CharToOemA

advapi32

FreeSid
AllocateAndInitializeSid
RegQueryValueExW
RegOpenKeyExW
RegCloseKey
LookupPrivilegeValueW
SetFileSecurityW
AdjustTokenPrivileges
OpenProcessToken
CheckTokenMembership

shell32

SHGetSpecialFolderLocation
SHGetPathFromIDListW
SHGetMalloc

Sections

.text
Size: 258KB - Virtual size: 258KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 65KB - Virtual size: 64KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 5KB - Virtual size: 86KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 11KB - Virtual size: 11KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 512B - Virtual size: 216B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.tls
Size: 512B - Virtual size: 9B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 30KB - Virtual size: 30KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 568KB - Virtual size: 572KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

Files

1dacaafda2ce1e313b51ec2ae63e382d

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

advapi32

shell32

Sections

.text Size: 258KB - Virtual size: 258KB

.rdata Size: 65KB - Virtual size: 64KB

.data Size: 5KB - Virtual size: 86KB

.pdata Size: 11KB - Virtual size: 11KB

.gfids Size: 512B - Virtual size: 216B

.tls Size: 512B - Virtual size: 9B

.rsrc Size: 30KB - Virtual size: 30KB

.reloc Size: 568KB - Virtual size: 572KB

.text
Size: 258KB - Virtual size: 258KB

.rdata
Size: 65KB - Virtual size: 64KB

.data
Size: 5KB - Virtual size: 86KB

.pdata
Size: 11KB - Virtual size: 11KB

.gfids
Size: 512B - Virtual size: 216B

.tls
Size: 512B - Virtual size: 9B

.rsrc
Size: 30KB - Virtual size: 30KB

.reloc
Size: 568KB - Virtual size: 572KB