2024-04-09_263bba064ccd2c4e678f358defab315f_ryuk

Sharing

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General

Target

2024-04-09_263bba064ccd2c4e678f358defab315f_ryuk
Size

198KB
MD5

263bba064ccd2c4e678f358defab315f
SHA1

524cbce6a7a352b4c2d94674b6a5fbff33e50fbf
SHA256

fb059fceb8996e14a31ee78de6e3939f70ad0394ce29d3ecf2fad428be5a778b
SHA512

fa07d2a3bfe6cd6c14b3a6c2eadd14e560feefa0634c5ca486b01b57b9cd82c33ebc2b2c4ee650e2cdb0192363a83085fb3a562926772c36f6fcb8c7c1cffd54
SSDEEP

3072:Zvcw4tDFERBq0/V6WJAEfvW7B269JQ+275xqkzs62d:Ow+ET/wfEfmB2Qkzs62

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-04-09_263bba064ccd2c4e678f358defab315f_ryuk

Files

2024-04-09_263bba064ccd2c4e678f358defab315f_ryuk
.exe windows:5 windows x86 arch:x86

e947b2ad5bfca2bf84640aa1a09d9930

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

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
WriteConsoleW
SetFilePointerEx
HeapReAlloc
HeapSize
GetConsoleMode
GetConsoleCP
DecodePointer
FlushFileBuffers
SetStdHandle
FreeEnvironmentStringsW
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
IsProcessorFeaturePresent
GetModuleHandleW
TerminateProcess
RaiseException
RtlUnwind
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
LoadLibraryExW
GetModuleHandleExW
GetStdHandle
WriteFile
MultiByteToWideChar
WideCharToMultiByte
GetACP
GetStringTypeW
LCMapStringW
GetFileType
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetOEMCP
GetCPInfo
GetCommandLineA
GetEnvironmentStringsW

advapi32

OpenProcessToken
OpenThreadToken
GetTokenInformation
AdjustTokenPrivileges
LookupAccountSidW
OpenSCManagerW
EnumServicesStatusW
LookupPrivilegeValueW
ImpersonateSelf

shell32

ShellExecuteW
CommandLineToArgvW

ws2_32

socket
setsockopt
sendto
WSAStartup
htonl
closesocket
bind
WSACleanup
htons
inet_addr

mfc42u

ord1476

Sections

.text
Size: 90KB - Virtual size: 90KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 29KB - Virtual size: 28KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 72KB - Virtual size: 1.3MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.gfids
Size: 512B - Virtual size: 220B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.l1
Size: 5KB - Virtual size: 5KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

Files

e947b2ad5bfca2bf84640aa1a09d9930

Headers

DLL Characteristics

File Characteristics

Imports

iphlpapi

kernel32

advapi32

shell32

ws2_32

mfc42u

Sections

.text Size: 90KB - Virtual size: 90KB

.rdata Size: 29KB - Virtual size: 28KB

.data Size: 72KB - Virtual size: 1.3MB

.gfids Size: 512B - Virtual size: 220B

.l1 Size: 5KB - Virtual size: 5KB

.text
Size: 90KB - Virtual size: 90KB

.rdata
Size: 29KB - Virtual size: 28KB

.data
Size: 72KB - Virtual size: 1.3MB

.gfids
Size: 512B - Virtual size: 220B

.l1
Size: 5KB - Virtual size: 5KB