2024-09-06_e4e64aa6740fb4531c3b314b6594b832_ryuk

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General

Target

2024-09-06_e4e64aa6740fb4531c3b314b6594b832_ryuk
Size

694KB
MD5

e4e64aa6740fb4531c3b314b6594b832
SHA1

0a9b75f95b6b42a076985422659bd0432943960c
SHA256

e8b83caeac648d6a2e8a532739e9d1a212f4205ca821fab52cad7cb69c03678a
SHA512

3da7ee1e40023225ce98a465bd76b89f584ca91730015c79f059a715e88cfe7bbe3a4f73747e258f2c37460406a11053437a9457e22e71a99ded7a4dbe7a1b79
SSDEEP

12288:gYAei633RU3J5HYkA1ILrzj7d8Sr3UT9yNbLOYkzNkHshgdUENsu/:gYvRsA2LrzjZ82C

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-09-06_e4e64aa6740fb4531c3b314b6594b832_ryuk

Files

2024-09-06_e4e64aa6740fb4531c3b314b6594b832_ryuk
.exe windows:6 windows x64 arch:x64

ea6a03194e1de3ada6e504564e33844e

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

ntdll

RtlPcToFileHeader
RtlUnwindEx
NtQueryObject
RtlNtStatusToDosError
NtQueryInformationProcess

winhttp

WinHttpCrackUrl

kernel32

HeapSize
ReadConsoleW
WriteConsoleW
SetStdHandle
FindNextFileW
FindFirstFileExW
FindClose
GetCommandLineW
GetCommandLineA
SetEnvironmentVariableA
GetCurrentProcess
CreateDirectoryW
GetSystemFirmwareTable
SizeofResource
Process32First
WriteFile
FindResourceA
GetModuleHandleA
CreateToolhelp32Snapshot
GetLastError
CreateFileA
LoadLibraryA
LockResource
Process32Next
CloseHandle
LoadLibraryW
LoadResource
SearchPathA
GetProcAddress
GetModuleHandleW
FreeLibrary
OpenThread
IsDebuggerPresent
LocalFree
FormatMessageA
SetInformationJobObject
WriteProcessMemory
AssignProcessToJobObject
CreateJobObjectW
CreateFileW
DuplicateHandle
OpenProcess
CreateEventW
SetEvent
VirtualAllocEx
WideCharToMultiByte
WaitForSingleObjectEx
Sleep
GetCurrentThread
GetCurrentThreadId
QueryPerformanceCounter
MultiByteToWideChar
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
EncodePointer
DecodePointer
SetLastError
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetSystemTimeAsFileTime
CompareStringW
LCMapStringW
GetLocaleInfoW
GetStringTypeW
GetCPInfo
ResetEvent
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
GetStartupInfoW
GetCurrentProcessId
InitializeSListHead
GetThreadTimes
GetModuleFileNameW
LoadLibraryExW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetOEMCP
RaiseException
ExitProcess
GetModuleHandleExW
HeapAlloc
HeapReAlloc
HeapFree
GetStdHandle
GetACP
GetDateFormatW
GetTimeFormatW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
GetTimeZoneInformation
GetFileType
FlushFileBuffers
GetConsoleCP
GetConsoleMode
ReadFile
SetFilePointerEx
GetProcessHeap
IsValidCodePage

advapi32

SystemFunction036

Sections

.text
Size: 340KB - Virtual size: 340KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 122KB - Virtual size: 121KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 9KB - Virtual size: 17KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 16KB - Virtual size: 15KB

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: 200KB - Virtual size: 200KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

ea6a03194e1de3ada6e504564e33844e

Headers

DLL Characteristics

File Characteristics

Imports

ntdll

winhttp

kernel32

advapi32

Sections

.text Size: 340KB - Virtual size: 340KB

.rdata Size: 122KB - Virtual size: 121KB

.data Size: 9KB - Virtual size: 17KB

.pdata Size: 16KB - Virtual size: 15KB

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

.rsrc Size: 200KB - Virtual size: 200KB

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

.text
Size: 340KB - Virtual size: 340KB

.rdata
Size: 122KB - Virtual size: 121KB

.data
Size: 9KB - Virtual size: 17KB

.pdata
Size: 16KB - Virtual size: 15KB

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

.rsrc
Size: 200KB - Virtual size: 200KB

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