2024-08-06_17b3757168d7bff6f71b7e66b89b9560_ryuk

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General

Target

2024-08-06_17b3757168d7bff6f71b7e66b89b9560_ryuk
Size

1.5MB
MD5

17b3757168d7bff6f71b7e66b89b9560
SHA1

0b0855c30fc67a89ff9d57df35fb884ccdcfe854
SHA256

5cfe8ed0c568e21ee7afa8e052ee2ed54930a21a0c52cf71b8879685b201d7dd
SHA512

86cd4a0245c83dc171726eebec13c36a5512452377fd2a2853559806a6c0bd8758682676789753bd3b63d6f368b0d356644051f1ea062fbccda235b8a7a99ac5
SSDEEP

24576:IqDhngz7K/RGsqjnhMgeiCl7G0nehbGZpbD:Bn4+KDmg27RnWGj

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-08-06_17b3757168d7bff6f71b7e66b89b9560_ryuk

Files

2024-08-06_17b3757168d7bff6f71b7e66b89b9560_ryuk
.exe windows:6 windows x64 arch:x64

ff6521bf8dcb7eb523208306debd023f

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

c:\builds\moz2_slave\m-rel-w64-00000000000000000000\build\src\obj-firefox\toolkit\mozapps\update\updater\updater.pdb

Imports

kernel32

CopyFileW
WideCharToMultiByte
GetTempFileNameW
LocalAlloc
SetLastError
GetCurrentProcess
FreeLibrary
WriteFile
GetDriveTypeW
DeleteFileW
MoveFileW
HeapSize
GetTimeZoneInformation
CreateProcessW
GetProcessHeap
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCPInfo
GetOEMCP
IsValidCodePage
FindFirstFileExW
HeapReAlloc
FlushFileBuffers
SetFilePointerEx
LocalFree
MoveFileExW
UnlockFile
CloseHandle
GetLastError
FormatMessageW
GetPrivateProfileStringW
OpenProcess
GetFileAttributesW
CreateFileW
WaitForSingleObject
FindClose
SetEndOfFile
SetFilePointer
LockFile
GetLongPathNameW
FindNextFileW
FindFirstFileW
Sleep
MultiByteToWideChar
DeactivateActCtx
GetModuleFileNameW
ActivateActCtx
CreateActCtxW
LoadLibraryExW
SetDllDirectoryW
GetModuleHandleW
GetProcAddress
WriteConsoleW
LCMapStringW
CompareStringW
GetSystemDirectoryW
GetFullPathNameW
ReadConsoleW
GetConsoleMode
RaiseException
GetSystemInfo
VirtualProtect
VirtualQuery
LoadLibraryExA
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
RtlUnwindEx
RtlPcToFileHeader
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
GetFileInformationByHandle
GetFileType
PeekNamedPipe
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
GetFileAttributesExW
CreateDirectoryW
SetStdHandle
RemoveDirectoryW
CreateThread
ExitThread
FreeLibraryAndExitThread
GetModuleHandleExW
SetFileAttributesW
SetEnvironmentVariableA
SetEnvironmentVariableW
SetCurrentDirectoryW
GetCurrentDirectoryW
ReadFile
ExitProcess
GetStdHandle
GetCommandLineA
GetCommandLineW
GetACP
HeapFree
HeapAlloc
GetStringTypeW
GetConsoleCP

user32

OffsetRect
wsprintfW
GetWindowRect
GetDC
SetWindowPos
SetWindowLongPtrW
ScreenToClient
ReleaseDC
EndDialog
SetWindowTextW
GetWindowLongPtrW
SendMessageW
SetTimer
CopyRect
LoadIconW
GetClientRect
GetDlgItem
DrawTextW
GetDesktopWindow
GetParent
DialogBoxParamW

gdi32

SelectObject

advapi32

SystemFunction036
CloseServiceHandle
OpenSCManagerA
StartServiceW
QueryServiceConfigW
OpenServiceW
QueryServiceStatusEx
AdjustTokenPrivileges
LookupPrivilegeValueA
OpenProcessToken
GetTokenInformation
RegQueryInfoKeyW
RegEnumKeyExW
CryptDestroyHash
CryptGetHashParam
CryptReleaseContext
CryptDestroyKey
CryptVerifySignatureA
CryptAcquireContextA
CryptCreateHash
CryptHashData
RegCloseKey
RegCreateKeyExW
RegSetValueExW
RegOpenKeyExW
RegQueryValueExW

wintrust

WinVerifyTrust

shell32

ShellExecuteExW

shlwapi

PathStripToRootW
PathCommonPrefixW
PathAppendW
PathUnquoteSpacesW
PathRemoveFileSpecW

Sections

.text
Size: 167KB - Virtual size: 166KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 67KB - Virtual size: 66KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 13KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 8KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 512B - Virtual size: 204B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 95KB - Virtual size: 95KB

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

ff6521bf8dcb7eb523208306debd023f

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

gdi32

advapi32

wintrust

shell32

shlwapi

Sections

.text Size: 167KB - Virtual size: 166KB

.rdata Size: 67KB - Virtual size: 66KB

.data Size: 3KB - Virtual size: 13KB

.pdata Size: 8KB - Virtual size: 7KB

.gfids Size: 512B - Virtual size: 204B

.rsrc Size: 95KB - Virtual size: 95KB

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

.text
Size: 167KB - Virtual size: 166KB

.rdata
Size: 67KB - Virtual size: 66KB

.data
Size: 3KB - Virtual size: 13KB

.pdata
Size: 8KB - Virtual size: 7KB

.gfids
Size: 512B - Virtual size: 204B

.rsrc
Size: 95KB - Virtual size: 95KB

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