2024-07-24_7aa7da920075474784c7534b5c51fcba_ryuk

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General

Target

2024-07-24_7aa7da920075474784c7534b5c51fcba_ryuk
Size

1.6MB
MD5

7aa7da920075474784c7534b5c51fcba
SHA1

9ce205f2820dede4abf15a62f62490db96d2842a
SHA256

ba9f794fb9e6c315e146df0ef7b7b6d1825009346452a1182eaf3add89505433
SHA512

da5d4629686f5b11ffe23bd3c94dd2e125cb8e69492deac9d8b27f49e34eb00ae6c0fd68dfadc5eac859934b25603da140fcf06c49eddaccdbcb2d7de43f7bfc
SSDEEP

12288:j6/ALp9/d13P8ocd/zePuQcS62UsVclkBYl8+OKthuDDP6WrNwSQIvtlKHlnXt4Y:b/dJEiX96acaBGqg+DuIvt8HRS

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-07-24_7aa7da920075474784c7534b5c51fcba_ryuk

Files

2024-07-24_7aa7da920075474784c7534b5c51fcba_ryuk
.exe windows:5 windows x64 arch:x64

5ff4a2a1e0ea702ef162a4766f1e476b

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

kernel32

GetFileAttributesW
GetLastError
CloseHandle
WideCharToMultiByte
LoadLibraryW
GetProcAddress
FreeLibrary
SetCurrentDirectoryW
GetModuleHandleW
FindClose
GetModuleFileNameW
MultiByteToWideChar
GetModuleFileNameA
FlushFileBuffers
SetFilePointerEx
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
EncodePointer
DecodePointer
SetLastError
InitializeCriticalSectionAndSpinCount
CreateEventW
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetSystemTimeAsFileTime
GetStringTypeW
LCMapStringW
GetCPInfo
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
InitializeSListHead
RtlPcToFileHeader
RaiseException
RtlUnwindEx
LoadLibraryExW
CreateFileW
GetFileType
HeapAlloc
HeapReAlloc
HeapFree
ExitProcess
GetModuleHandleExW
GetStdHandle
WriteFile
GetACP
SetStdHandle
GetProcessHeap
FindFirstFileExA
FindNextFileA
IsValidCodePage
GetOEMCP
GetCommandLineA
GetCommandLineW
GetEnvironmentStringsW
FreeEnvironmentStringsW
HeapSize
GetConsoleCP
GetConsoleMode
WriteConsoleW

advapi32

RegQueryValueExW
RegCloseKey
RegOpenKeyExW

Sections

.text
Size: 71KB - Virtual size: 71KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 65KB - Virtual size: 64KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 5KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 512B - Virtual size: 284B

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: 283KB - Virtual size: 282KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 1.2MB - Virtual size: 1.8MB

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

5ff4a2a1e0ea702ef162a4766f1e476b

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

advapi32

Sections

.text Size: 71KB - Virtual size: 71KB

.rdata Size: 65KB - Virtual size: 64KB

.data Size: 3KB - Virtual size: 8KB

.pdata Size: 5KB - Virtual size: 4KB

.gfids Size: 512B - Virtual size: 284B

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

.rsrc Size: 283KB - Virtual size: 282KB

.reloc Size: 1.2MB - Virtual size: 1.8MB

.text
Size: 71KB - Virtual size: 71KB

.rdata
Size: 65KB - Virtual size: 64KB

.data
Size: 3KB - Virtual size: 8KB

.pdata
Size: 5KB - Virtual size: 4KB

.gfids
Size: 512B - Virtual size: 284B

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

.rsrc
Size: 283KB - Virtual size: 282KB

.reloc
Size: 1.2MB - Virtual size: 1.8MB