D:\a\_work\e\src\out\Release_x64\setup.exe.pdb
Static task
static1
Behavioral task
behavioral1
Sample
2025-03-29_c76a257c598ebd667b0087e4a9f402d2_black-basta_ryuk.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
2025-03-29_c76a257c598ebd667b0087e4a9f402d2_black-basta_ryuk.exe
Resource
win10v2004-20250314-en
General
-
Target
2025-03-29_c76a257c598ebd667b0087e4a9f402d2_black-basta_ryuk
-
Size
7.0MB
-
MD5
c76a257c598ebd667b0087e4a9f402d2
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SHA1
46fd98104fbede2ae63f29c3dbefa80f8053c35d
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SHA256
fd4d46fe4c57e2962d909acacbc4b404403103aa659d91ca808845fc0436aed2
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SHA512
5f8aa6e4db28faa559f40493ef426717783e6daaae414ece8b3c0098a92c17c378f5694324a7e1f5122bf53759797ecba3717bd988485cc65e9f72eef74e86ad
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SSDEEP
98304:7DRzH2RG+W+5QUQ/npkWMibVb+o6LSStoY4i:7DRzH2SfDJ16uAR
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2025-03-29_c76a257c598ebd667b0087e4a9f402d2_black-basta_ryuk
Files
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2025-03-29_c76a257c598ebd667b0087e4a9f402d2_black-basta_ryuk.exe windows:5 windows x64 arch:x64
60b9d96499bee2ae913061577321a1d1
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
PDB Paths
Imports
kernel32
AcquireSRWLockExclusive
AddVectoredExceptionHandler
AssignProcessToJobObject
CancelIo
CloseHandle
CompareStringW
ConnectNamedPipe
CopyFileW
CreateDirectoryW
CreateEventW
CreateFileA
CreateFileMappingW
CreateFileW
CreateHardLinkW
CreateIoCompletionPort
CreateMutexW
CreateNamedPipeW
CreateProcessW
CreateSemaphoreW
CreateThread
CreateToolhelp32Snapshot
DecodePointer
DeleteCriticalSection
DeleteFileW
DeleteProcThreadAttributeList
DeviceIoControl
DisconnectNamedPipe
DuplicateHandle
EncodePointer
EnterCriticalSection
EnumResourceNamesW
EnumSystemLocalesW
ExitProcess
ExitThread
ExpandEnvironmentStringsW
FileTimeToSystemTime
FindClose
FindFirstFileExW
FindNextFileW
FindResourceW
FlsAlloc
FlsFree
FlsGetValue
FlsSetValue
FlushFileBuffers
FlushViewOfFile
FormatMessageA
FormatMessageW
FreeEnvironmentStringsW
FreeLibrary
FreeLibraryAndExitThread
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetComputerNameExW
GetConsoleMode
GetConsoleOutputCP
GetCurrentDirectoryW
GetCurrentProcess
GetCurrentProcessId
GetCurrentThread
GetCurrentThreadId
GetDateFormatW
GetDiskFreeSpaceExW
GetDriveTypeW
GetEnvironmentStringsW
GetEnvironmentVariableW
GetExitCodeProcess
GetFileAttributesExW
GetFileAttributesW
GetFileInformationByHandle
GetFileInformationByHandleEx
GetFileSizeEx
GetFileTime
GetFileType
GetFullPathNameW
GetGeoInfoW
GetLastError
GetLocalTime
GetLocaleInfoEx
GetLocaleInfoW
GetLogicalDriveStringsW
GetLogicalProcessorInformation
GetLongPathNameW
GetModuleFileNameW
GetModuleHandleA
GetModuleHandleExW
GetModuleHandleW
GetNativeSystemInfo
GetOEMCP
GetPriorityClass
GetProcAddress
GetProcessHandleCount
GetProcessHeap
GetProcessId
GetProcessIoCounters
GetProcessMitigationPolicy
GetProcessTimes
GetProcessWorkingSetSizeEx
GetProductInfo
GetQueuedCompletionStatus
GetShortPathNameA
GetShortPathNameW
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemDefaultLCID
GetSystemDirectoryW
GetSystemInfo
GetSystemTimeAsFileTime
GetTempPathW
GetThreadContext
GetThreadId
GetThreadLocale
GetThreadPreferredUILanguages
GetThreadPriority
GetThreadPriorityBoost
GetTickCount
GetTimeFormatW
GetTimeZoneInformation
GetUserDefaultLCID
GetUserDefaultLangID
GetUserDefaultUILanguage
GetUserGeoID
GetVersionExW
GetVolumePathNameW
GetWindowsDirectoryW
GlobalMemoryStatusEx
HeapAlloc
HeapDestroy
HeapFree
HeapReAlloc
HeapSetInformation
HeapSize
InitOnceExecuteOnce
InitializeConditionVariable
InitializeCriticalSection
InitializeCriticalSectionAndSpinCount
InitializeCriticalSectionEx
InitializeProcThreadAttributeList
InitializeSListHead
InitializeSRWLock
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
IsValidLocale
IsWow64Process
K32EnumProcesses
K32GetModuleInformation
K32GetPerformanceInfo
K32GetProcessImageFileNameW
K32GetProcessMemoryInfo
K32QueryWorkingSetEx
LCMapStringW
LeaveCriticalSection
LoadLibraryExA
LoadLibraryExW
LoadLibraryW
LoadResource
LocalFree
LockFileEx
LockResource
MapViewOfFile
MoveFileExW
MoveFileW
MultiByteToWideChar
OpenMutexW
OpenProcess
OpenThread
OutputDebugStringA
OutputDebugStringW
PeekNamedPipe
PostQueuedCompletionStatus
Process32FirstW
Process32NextW
QueryDosDeviceW
QueryFullProcessImageNameW
QueryPerformanceCounter
QueryPerformanceFrequency
QueryThreadCycleTime
QueueUserAPC
RaiseException
ReadConsoleW
ReadFile
ReadProcessMemory
RegisterWaitForSingleObject
ReleaseMutex
ReleaseSRWLockExclusive
ReleaseSemaphore
RemoveDirectoryW
RemoveVectoredExceptionHandler
ReplaceFileW
ResetEvent
ResumeThread
RtlCaptureContext
RtlCaptureStackBackTrace
RtlLookupFunctionEntry
RtlPcToFileHeader
RtlUnwind
RtlUnwindEx
RtlVirtualUnwind
SetConsoleCtrlHandler
SetCurrentDirectoryW
SetEndOfFile
SetEnvironmentVariableW
SetErrorMode
SetEvent
SetFileAttributesW
SetFileInformationByHandle
SetFilePointer
SetFilePointerEx
SetFileTime
SetHandleInformation
SetLastError
SetNamedPipeHandleState
SetPriorityClass
SetProcessShutdownParameters
SetProcessWorkingSetSizeEx
SetStdHandle
SetThreadInformation
SetThreadPriority
SetThreadPriorityBoost
SetUnhandledExceptionFilter
SizeofResource
Sleep
SleepConditionVariableSRW
SleepEx
SuspendThread
SwitchToThread
SystemTimeToTzSpecificLocalTime
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
TransactNamedPipe
TryAcquireSRWLockExclusive
UnhandledExceptionFilter
UnlockFileEx
UnmapViewOfFile
UnregisterWait
UnregisterWaitEx
UpdateProcThreadAttribute
VerSetConditionMask
VerifyVersionInfoW
VirtualAlloc
VirtualAllocEx
VirtualFree
VirtualProtect
VirtualQuery
VirtualQueryEx
WTSGetActiveConsoleSessionId
WaitForMultipleObjects
WaitForSingleObject
WaitForSingleObjectEx
WaitNamedPipeW
WakeAllConditionVariable
WakeConditionVariable
WideCharToMultiByte
Wow64GetThreadContext
WriteConsoleW
WriteFile
WriteProcessMemory
lstrcmpiA
lstrcmpiW
lstrlenA
ntdll
NtClose
NtDeleteKey
NtOpenKeyEx
NtQueryValueKey
RtlFormatCurrentUserKeyPath
RtlFreeUnicodeString
RtlGetLastNtStatus
RtlInitUnicodeString
ncrypt
NCryptCreatePersistedKey
NCryptDeleteKey
NCryptEnumKeys
NCryptExportKey
NCryptFinalizeKey
NCryptFreeBuffer
NCryptFreeObject
NCryptIsAlgSupported
NCryptOpenKey
NCryptOpenStorageProvider
NCryptSignHash
crypt32
CertCloseStore
CertFindCertificateInStore
CertFreeCertificateContext
CertGetNameStringW
CryptMsgClose
CryptMsgGetParam
CryptQueryObject
Exports
Exports
??0IDataFieldVisitor@telemetry_client@@QEAA@AEBV01@@Z
??0IDataFieldVisitor@telemetry_client@@QEAA@XZ
??1IDataFieldVisitor@telemetry_client@@UEAA@XZ
??4IDataFieldVisitor@telemetry_client@@QEAAAEAV01@AEBV01@@Z
??_7IDataFieldVisitor@telemetry_client@@6B@
GetHandleVerifier
OQS_CPU_has_extension
OQS_KEM_alg_count
OQS_KEM_alg_identifier
OQS_KEM_alg_is_enabled
OQS_KEM_decaps
OQS_KEM_encaps
OQS_KEM_free
OQS_KEM_keypair
OQS_KEM_kyber_768_decaps
OQS_KEM_kyber_768_encaps
OQS_KEM_kyber_768_keypair
OQS_KEM_new
OQS_MEM_cleanse
OQS_MEM_insecure_free
OQS_MEM_secure_bcmp
OQS_MEM_secure_free
OQS_SIG_alg_count
OQS_SIG_alg_identifier
OQS_SIG_alg_is_enabled
OQS_SIG_free
OQS_SIG_keypair
OQS_SIG_new
OQS_SIG_sign
OQS_SIG_verify
OQS_destroy
OQS_init
OQS_randombytes
OQS_randombytes_custom_algorithm
OQS_randombytes_nist_kat_init_256bit
OQS_randombytes_switch_algorithm
OQS_version
sqlite3_dbdata_init
Sections
.text Size: 5.4MB - Virtual size: 5.4MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 733KB - Virtual size: 732KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 74KB - Virtual size: 140KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 123KB - Virtual size: 122KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.gxfg Size: 13KB - Virtual size: 13KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.retplne Size: 512B - Virtual size: 232B
.rodata Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.tls Size: 1024B - Virtual size: 546B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
CPADinfo Size: 512B - Virtual size: 56B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
LZMADEC Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
_RDATA Size: 512B - Virtual size: 348B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
malloc_h Size: 512B - Virtual size: 226B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 448KB - Virtual size: 448KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 20KB - Virtual size: 20KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ