2024-03-12_b341e49780750c37296ff9cb6bd0f0a2_ryuk

Sharing

Copy URL Twitter E-mail

General

Target

2024-03-12_b341e49780750c37296ff9cb6bd0f0a2_ryuk
Size

953KB
MD5

b341e49780750c37296ff9cb6bd0f0a2
SHA1

6ed8301f2830a59364c446a5730646ca091ff3f4
SHA256

30b0ccca24e1eb009680b21983ca54d603a37154c71ee4cabeff9f0d10539a37
SHA512

73f859a8241766174d2fa6bc9626c448de557601adfc08cef902f763c275689598b99f199e4642236acaa1bb2505bcb7d6479e443bc5e4e15ec3e882af545a22
SSDEEP

24576:zPt3+TporGvTWQvsBhvn/+h1fUt2rR8FfBhRJUEbDk1ulU5:Tt3+T4K5EBh34at2r4PRSEk1ul

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-03-12_b341e49780750c37296ff9cb6bd0f0a2_ryuk

Files

2024-03-12_b341e49780750c37296ff9cb6bd0f0a2_ryuk
.exe windows:5 windows x64 arch:x64

9c508ba095ca410ec4aeab8f15f92b9b

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB Paths

D:\Projects\WinRAR\uninstall\build\uninstall64\Release\uninstall.pdb

Imports

kernel32

FindFirstFileW
FindNextFileW
GetVersionExW
GetCurrentDirectoryW
FindResourceW
FreeLibrary
LoadLibraryW
LoadLibraryExW
GetProcAddress
GetCurrentProcessId
GetModuleHandleW
GetSystemDirectoryW
GetCPInfo
IsDBCSLeadByte
MultiByteToWideChar
WideCharToMultiByte
CompareStringW
GetModuleHandleExW
GetShortPathNameW
Sleep
GetTempPathW
SetCurrentDirectoryW
CreateProcessW
GetCommandLineW
GetEnvironmentVariableW
CopyFileW
MoveFileExW
SetStdHandle
FindClose
GetProcessHeap
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCommandLineA
GetOEMCP
IsValidCodePage
FindNextFileA
FindFirstFileExA
LCMapStringW
SetFilePointerEx
HeapReAlloc
GetConsoleMode
GetConsoleCP
HeapAlloc
HeapFree
GetACP
GetModuleFileNameA
ExitProcess
QueryPerformanceFrequency
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
InitializeCriticalSectionAndSpinCount
DeleteCriticalSection
LeaveCriticalSection
EnterCriticalSection
EncodePointer
RtlUnwindEx
RaiseException
RtlVirtualUnwind
RtlPcToFileHeader
InitializeSListHead
GetSystemTimeAsFileTime
ExpandEnvironmentStringsW
MoveFileW
SetFileAttributesW
RemoveDirectoryW
GetDiskFreeSpaceExW
CreateFileW
CloseHandle
SetFileTime
SetFilePointer
SetEndOfFile
FlushFileBuffers
ReadFile
GetStdHandle
WriteFile
GetFileType
SetLastError
GetLastError
DeleteFileW
GetFileAttributesW
CreateDirectoryW
GetModuleFileNameW
GetStringTypeW
WriteConsoleW
ReadConsoleW
RtlLookupFunctionEntry
HeapSize
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
QueryPerformanceCounter
GetCurrentThreadId
RtlCaptureContext

user32

CharUpperW
SendMessageW
ShowWindow
GetDlgItem
EnableWindow
InvalidateRect
SetWindowTextW
GetParent
DialogBoxParamW
EndDialog
SetDlgItemTextW
GetDlgItemTextW
CheckDlgButton
IsDlgButtonChecked
OemToCharA
LoadIconW
GetSysColor
SendDlgItemMessageW
MessageBoxW
GetDesktopWindow
ReleaseDC
GetDC
IsWindowVisible
IsWindow
SetForegroundWindow
LoadStringW
GetWindow
GetClassNameW
SetProcessDefaultLayout
GetWindowLongPtrW
SetWindowLongW
GetWindowLongW
GetWindowRect
GetClientRect
GetSystemMetrics
SetWindowPos

gdi32

GetDeviceCaps
DeleteObject
CreateFontW

advapi32

RegEnumKeyExW
RegDeleteValueW
RegDeleteKeyW
RegCreateKeyExW
RegQueryValueExW
RegOpenKeyExW
RegCloseKey
RegSetValueExW

shell32

ShellExecuteW
SHGetSpecialFolderLocation
SHGetPathFromIDListW
SHGetMalloc
SHChangeNotify
SHGetFolderPathW
SHFileOperationW

ole32

OleUninitialize
OleInitialize
CoCreateInstance

Sections

.text
Size: 132KB - Virtual size: 131KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 58KB - Virtual size: 57KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 5KB - Virtual size: 46KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 7KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 181KB - Virtual size: 180KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 568KB - Virtual size: 572KB

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

9c508ba095ca410ec4aeab8f15f92b9b

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

gdi32

advapi32

shell32

ole32

Sections

.text Size: 132KB - Virtual size: 131KB

.rdata Size: 58KB - Virtual size: 57KB

.data Size: 5KB - Virtual size: 46KB

.pdata Size: 7KB - Virtual size: 7KB

.rsrc Size: 181KB - Virtual size: 180KB

.reloc Size: 568KB - Virtual size: 572KB

.text
Size: 132KB - Virtual size: 131KB

.rdata
Size: 58KB - Virtual size: 57KB

.data
Size: 5KB - Virtual size: 46KB

.pdata
Size: 7KB - Virtual size: 7KB

.rsrc
Size: 181KB - Virtual size: 180KB

.reloc
Size: 568KB - Virtual size: 572KB