2024-04-08_be24314168be1415738cb76f8e2ed3d3_ryuk

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General

Target

2024-04-08_be24314168be1415738cb76f8e2ed3d3_ryuk
Size

205KB
MD5

be24314168be1415738cb76f8e2ed3d3
SHA1

08f68b56228d953718d794619c15d8a63190dd6d
SHA256

52bebe64a393fb13ad98e11f528289b797fe51cfdcfe62084bbd1244c957ba9c
SHA512

99d6d2eb897636c5672822b26aed4e41d19b251b87fa8370e0a915cb83bcc7e33f1440304ce1153a551ec297505a81ea55a9ce0c32fcaa99e61b23672b2dea41
SSDEEP

3072:Wg0e/mQC32wEFEPXq4nB5Du595VQCrvvPcDe:5J/mQIE+PawL2VPc

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-04-08_be24314168be1415738cb76f8e2ed3d3_ryuk

Files

2024-04-08_be24314168be1415738cb76f8e2ed3d3_ryuk
.exe windows:5 windows x64 arch:x64

1a006c49e05dcf2541be9e8e6c9f112e

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

Imports

iphlpapi

IcmpCloseHandle
IcmpCreateFile
GetAdaptersAddresses
IcmpSendEcho
GetIpNetTable

kernel32

SetLastError
WriteProcessMemory
WaitForMultipleObjects
Sleep
SetFilePointer
CloseHandle
GetTickCount
GetLastError
GetModuleFileNameW
GetModuleHandleA
GetCommandLineW
GetTempPathW
GetWindowsDirectoryW
CreateFileW
DeleteFileW
CopyFileW
GetVersionExW
CreateToolhelp32Snapshot
Process32FirstW
Process32NextW
GetCurrentThread
CreateRemoteThread
CreateThread
ExitProcess
GetCurrentProcess
OpenProcess
GetProcessHeap
HeapFree
HeapAlloc
VirtualFreeEx
VirtualAllocEx
VirtualFree
VirtualAlloc
LocalFree
GlobalFree
GlobalAlloc
GetProcAddress
FreeLibrary
LoadLibraryA
SetFilePointerEx
HeapReAlloc
HeapSize
GetConsoleMode
GetConsoleCP
FlushFileBuffers
SetStdHandle
WriteConsoleW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCommandLineA
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
IsProcessorFeaturePresent
GetModuleHandleW
RtlUnwindEx
RtlPcToFileHeader
RaiseException
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
LoadLibraryExW
TerminateProcess
GetModuleHandleExW
GetStdHandle
WriteFile
MultiByteToWideChar
WideCharToMultiByte
GetACP
GetStringTypeW
LCMapStringW
GetFileType
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetOEMCP
GetCPInfo

advapi32

OpenProcessToken
OpenThreadToken
GetTokenInformation
AdjustTokenPrivileges
LookupAccountSidW
OpenSCManagerW
EnumServicesStatusW
LookupPrivilegeValueW
ImpersonateSelf

shell32

ShellExecuteW
CommandLineToArgvW

ws2_32

socket
setsockopt
inet_addr
WSAStartup
htonl
closesocket
bind
WSACleanup
htons
sendto

msvcr100

_wfullpath

Sections

.text
Size: 81KB - Virtual size: 80KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 43KB - Virtual size: 42KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 67KB - Virtual size: 1.3MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 4KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 512B - Virtual size: 188B

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

.l1
Size: 6KB - Virtual size: 6KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

Files

1a006c49e05dcf2541be9e8e6c9f112e

Headers

DLL Characteristics

File Characteristics

Imports

iphlpapi

kernel32

advapi32

shell32

ws2_32

msvcr100

Sections

.text Size: 81KB - Virtual size: 80KB

.rdata Size: 43KB - Virtual size: 42KB

.data Size: 67KB - Virtual size: 1.3MB

.pdata Size: 4KB - Virtual size: 4KB

.gfids Size: 512B - Virtual size: 188B

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

.l1 Size: 6KB - Virtual size: 6KB

.text
Size: 81KB - Virtual size: 80KB

.rdata
Size: 43KB - Virtual size: 42KB

.data
Size: 67KB - Virtual size: 1.3MB

.pdata
Size: 4KB - Virtual size: 4KB

.gfids
Size: 512B - Virtual size: 188B

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

.l1
Size: 6KB - Virtual size: 6KB