2024-04-29_793f35f64e29879a206c07962c677019_ryuk

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General

Target

2024-04-29_793f35f64e29879a206c07962c677019_ryuk
Size

3.9MB
MD5

793f35f64e29879a206c07962c677019
SHA1

a1fe2741dd33b3817b9d83304bbce426ecfbad81
SHA256

9a4815c9e1091fdaf8743f3c3cdea4ba22b10daeaf43968fb080ec3a1c080c4c
SHA512

7305b23596fb575aab951879c7024ff4d43812c2dfdcd62fb6756befc5e1bf3ad0f05dbbd64af1cf00bf6b34ec5ce36d265a9ad015211f626cff8061422e1c6c
SSDEEP

49152:mVxbRzHcJxElHFBukpLU/VMGthW/awYR4J52guIqkEgqLScQxsQ7zJPlHx6bIQzv:mvVUPsEIYgqLScRGHx6b1z382kNs

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-04-29_793f35f64e29879a206c07962c677019_ryuk

Files

2024-04-29_793f35f64e29879a206c07962c677019_ryuk
.exe windows:5 windows x64 arch:x64

11794201c242efc2b1be8383b5c66f75

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

C:\data\landun\workspace\CommonComponent\ACE-Guard\1.compile_source\output\x64\Release\SGuardUpdate64.pdb

Imports

iphlpapi

GetAdaptersInfo

shlwapi

PathRemoveFileSpecW
PathAppendW
PathFileExistsW
PathFindFileNameA
PathFindFileNameW

ws2_32

htonl
WSASetLastError
select
__WSAFDIsSet
WSAStartup
getaddrinfo
WSACleanup
send
closesocket
bind
getpeername
getsockname
getsockopt
ntohs
setsockopt
WSAIoctl
socket
connect
recvfrom
recv
sendto
ioctlsocket
freeaddrinfo
htons
WSAGetLastError
accept
listen
gethostname
shutdown
gethostbyname
getservbyname

wldap32

ord143
ord30
ord200
ord79
ord35
ord33
ord32
ord27
ord26
ord22
ord41
ord50
ord60
ord217
ord46
ord211
ord301

crypt32

CertFreeCertificateContext
CertCloseStore
CertFindCertificateInStore
CertOpenStore
CertEnumCertificatesInStore
CertDuplicateCertificateContext
CertGetCertificateContextProperty

kernel32

UnhandledExceptionFilter
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
InitializeSListHead
GetStringTypeW
EncodePointer
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetCPInfo
CreateThread
ExitThread
FreeLibraryAndExitThread
GetDriveTypeW
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
SetConsoleCtrlHandler
GetConsoleMode
ReadConsoleInputA
SetConsoleMode
ExitProcess
GetACP
ReadConsoleW
GetConsoleCP
GetCurrentThread
IsValidLocale
GetCurrentDirectoryW
SetStdHandle
FindFirstFileExW
IsValidCodePage
CreateFileW
GetFileAttributesW
AreFileApisANSI
CloseHandle
RaiseException
GetLastError
SetLastError
HeapAlloc
HeapReAlloc
HeapFree
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionAndSpinCount
SetEvent
ResetEvent
ReleaseMutex
WaitForSingleObject
WaitForSingleObjectEx
CreateMutexA
CreateMutexW
CreateEventW
Sleep
TerminateProcess
GetThreadTimes
GetSystemInfo
GetSystemTimeAsFileTime
GetTickCount
GetSystemDirectoryW
GetOEMCP
CreateFileMappingW
MapViewOfFile
UnmapViewOfFile
FreeLibrary
GetModuleFileNameW
GetProcAddress
LoadLibraryW
LocalAlloc
LocalFree
CreateFileMappingA
GetTimeZoneInformation
CompareStringW
MultiByteToWideChar
WideCharToMultiByte
LCMapStringW
GetLocaleInfoW
GetUserDefaultLCID
EnumSystemLocalesW
HeapSize
SwitchToThread
DecodePointer
HeapDestroy
DeleteCriticalSection
GetCurrentProcessId
GetProcessHeap
GetModuleHandleW
CreateDirectoryW
FindFirstFileW
FindNextFileW
FindClose
DeleteFileW
OpenProcess
CreateToolhelp32Snapshot
Process32NextW
Process32FirstW
GetExitCodeProcess
GetCommandLineA
GetCommandLineW
SetCurrentDirectoryW
CopyFileW
MoveFileW
GetFileSize
GetModuleHandleExW
ExpandEnvironmentStringsW
RemoveDirectoryW
OpenEventW
GetNativeSystemInfo
VerSetConditionMask
VerifyVersionInfoW
GetFileSizeEx
SystemTimeToFileTime
GetCurrentProcess
GetModuleFileNameA
Module32FirstW
Module32NextW
SetUnhandledExceptionFilter
ReadFile
WriteFile
SetFilePointerEx
GetSystemTime
TryEnterCriticalSection
HeapCreate
GetFullPathNameW
GetDiskFreeSpaceW
OutputDebugStringA
LockFile
InitializeCriticalSection
SetFilePointer
GetFullPathNameA
SetEndOfFile
UnlockFileEx
GetTempPathW
GetCurrentThreadId
HeapValidate
GetTempPathA
FormatMessageW
GetDiskFreeSpaceA
GetFileAttributesA
GetFileAttributesExW
OutputDebugStringW
FlushViewOfFile
CreateFileA
LoadLibraryA
DeleteFileA
HeapCompact
UnlockFile
LockFileEx
FormatMessageA
QueryPerformanceCounter
FlushFileBuffers
SleepEx
GetModuleHandleA
GetSystemDirectoryA
QueryPerformanceFrequency
VerifyVersionInfoA
ExpandEnvironmentStringsA
WaitForMultipleObjects
GetFileType
GetStdHandle
PeekNamedPipe
FlushConsoleInputBuffer
GlobalMemoryStatus
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableA
WriteConsoleW

user32

GetUserObjectInformationW
GetProcessWindowStation
MessageBoxA
wsprintfW

advapi32

FreeSid
DeregisterEventSource
RegisterEventSourceA
ReportEventA
CryptAcquireContextW
CryptReleaseContext
CryptDestroyKey
RegCloseKey
RegOpenKeyExW
RegQueryValueExW
QueryServiceStatusEx
OpenServiceW
CryptSetHashParam
CryptGetProvParam
CryptGetUserKey
CryptExportKey
CryptDecrypt
CryptCreateHash
CryptDestroyHash
CryptSignHashW
CryptEnumProvidersW
CreateServiceW
QueryServiceStatus
QueryServiceConfigA
OpenSCManagerW
CloseServiceHandle
GetTokenInformation
InitializeSecurityDescriptor
OpenProcessToken
SetEntriesInAclW
AllocateAndInitializeSid
SetFileSecurityW
SetSecurityDescriptorDacl
ConvertStringSecurityDescriptorToSecurityDescriptorW
QueryServiceConfigW
StartServiceW
ControlService
SetServiceObjectSecurity
DeleteService
ChangeServiceConfig2W

shell32

ShellExecuteExW

ntdll

RtlUnwindEx
RtlPcToFileHeader
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext

Sections

.text
Size: 2.3MB - Virtual size: 2.3MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 539KB - Virtual size: 538KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 371KB - Virtual size: 393KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 133KB - Virtual size: 132KB

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

.gfids
Size: 1024B - Virtual size: 692B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 27KB - Virtual size: 27KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

.tvm0
Size: 604KB - Virtual size: 604KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

11794201c242efc2b1be8383b5c66f75

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

iphlpapi

shlwapi

ws2_32

wldap32

crypt32

kernel32

user32

advapi32

shell32

ntdll

Sections

.text Size: 2.3MB - Virtual size: 2.3MB

.rdata Size: 539KB - Virtual size: 538KB

.data Size: 371KB - Virtual size: 393KB

.pdata Size: 133KB - Virtual size: 132KB

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

.gfids Size: 1024B - Virtual size: 692B

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

.reloc Size: 27KB - Virtual size: 27KB

.tvm0 Size: 604KB - Virtual size: 604KB

.text
Size: 2.3MB - Virtual size: 2.3MB

.rdata
Size: 539KB - Virtual size: 538KB

.data
Size: 371KB - Virtual size: 393KB

.pdata
Size: 133KB - Virtual size: 132KB

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

.gfids
Size: 1024B - Virtual size: 692B

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

.reloc
Size: 27KB - Virtual size: 27KB

.tvm0
Size: 604KB - Virtual size: 604KB