2024-05-03_f95d733e0535db9fdf77687259ac929a_ryuk

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General

Target

2024-05-03_f95d733e0535db9fdf77687259ac929a_ryuk
Size

1.1MB
MD5

f95d733e0535db9fdf77687259ac929a
SHA1

8dd083674c26136774d73351220262fc0b34fb38
SHA256

9eea5b3df9513f49caac87b40a81d34c6b1afda9cdd771f347ce8b7a009bc849
SHA512

7718002e2671ac41ca9fdf9de8cd5b0fd09e476e87641f530b73f4e8509094f2baca71cdf7ef0e5e202664a4638dfe2ee25f4f8ad40b1f2ac2adaa6273e191c9
SSDEEP

24576:H5phzGIvN8KFeWROc/Px13mD4/wzXyuWk95i2XJkrQYMkdPE1Ew2OikUX:bhzXDeWROc/513mDzryu1Yrtd8+w2OJe

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-05-03_f95d733e0535db9fdf77687259ac929a_ryuk

Files

2024-05-03_f95d733e0535db9fdf77687259ac929a_ryuk
.exe windows:5 windows x64 arch:x64

b6cf226307a5f95763025e2880cdd028

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\rar64\Release\RAR.pdb

Imports

kernel32

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

user32

CharLowerW
CharUpperW
MessageBeep
ExitWindowsEx
CharLowerA
LoadStringW
CharToOemBuffW
OemToCharBuffA
OemToCharA
CharToOemA
CharToOemBuffA

advapi32

FreeSid
AllocateAndInitializeSid
RegQueryValueExW
RegOpenKeyExW
RegCloseKey
LookupPrivilegeValueW
GetFileSecurityW
SetFileSecurityW
GetSecurityDescriptorLength
AdjustTokenPrivileges
OpenProcessToken
CryptGenRandom
CryptReleaseContext
CryptAcquireContextW
CheckTokenMembership

shell32

SHGetSpecialFolderLocation
SHGetPathFromIDListW
SHGetMalloc
SHFileOperationW

powrprof

SetSuspendState

Sections

.text
Size: 433KB - Virtual size: 432KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 85KB - Virtual size: 85KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 6KB - Virtual size: 121KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 17KB - Virtual size: 16KB

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

b6cf226307a5f95763025e2880cdd028

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

advapi32

shell32

powrprof

Sections

.text Size: 433KB - Virtual size: 432KB

.rdata Size: 85KB - Virtual size: 85KB

.data Size: 6KB - Virtual size: 121KB

.pdata Size: 17KB - Virtual size: 16KB

.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: 433KB - Virtual size: 432KB

.rdata
Size: 85KB - Virtual size: 85KB

.data
Size: 6KB - Virtual size: 121KB

.pdata
Size: 17KB - Virtual size: 16KB

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

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

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

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