lucastealer | 955f29a6dfefb695396380e1f1aac82f4b55020f8ba8f5d378c84f10c179d3d3[.]zip

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General

Target

955f29a6dfefb695396380e1f1aac82f4b55020f8ba8f5d378c84f10c179d3d3.zip
Size

2.1MB
MD5

584cc0a8e426717120767679e91ea23a
SHA1

09931c1ca6bb2e65561838044eab45a40f25a21a
SHA256

e0cd6174e1f0fe46090c1a147a13efeed1ee518904dd1bcbb197efd276c374cc
SHA512

b5efe31ee69bdc402da48003f8050fcd0838bd9ad5663ba6002a9df8332d61850810d6fd36dcc8f783a8f8cbb8c519b569602d62be0112159f675110cebe1ff5
SSDEEP

49152:Sl9TSyu0YKv9EFzMWj1hN+4fQt6jvJYMCyngaOHW5+S2:Im+9E1/kjyv2rWK25B2

Score

10^/10

lucastealer

Malware Config

Signatures

Luca Stealer payload 1 IoCs

Processes:

resource	yara_rule
static1/unpack001/955f29a6dfefb695396380e1f1aac82f4b55020f8ba8f5d378c84f10c179d3d3	family_lucastealer

Lucastealer family
lucastealer

Files

955f29a6dfefb695396380e1f1aac82f4b55020f8ba8f5d378c84f10c179d3d3.zip
.zip

Password: threatbook
955f29a6dfefb695396380e1f1aac82f4b55020f8ba8f5d378c84f10c179d3d3
.exe windows x64

Password: threatbook

b535b67949b30b08d67d78950e2b4c4e

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

secur32

QueryContextAttributesW
FreeContextBuffer
DeleteSecurityContext
ApplyControlToken
InitializeSecurityContextW
DecryptMessage
AcceptSecurityContext
FreeCredentialsHandle
AcquireCredentialsHandleA
LsaFreeReturnBuffer
LsaGetLogonSessionData
LsaEnumerateLogonSessions
EncryptMessage

kernel32

SleepConditionVariableSRW
PostQueuedCompletionStatus
CancelIoEx
CreateIoCompletionPort
SetFileCompletionNotificationModes
WakeConditionVariable
GetSystemInfo
GetFileInformationByHandle
GetModuleHandleA
GetCurrentThread
TryAcquireSRWLockExclusive
GetStdHandle
GetConsoleMode
WaitForSingleObject
WriteConsoleW
SetLastError
WaitForSingleObjectEx
LoadLibraryA
CreateMutexA
GetCurrentProcess
ReleaseMutex
GetEnvironmentVariableW
RtlLookupFunctionEntry
FormatMessageW
GetTempPathW
CreateFileW
SetFilePointerEx
GetFullPathNameW
FindNextFileW
FindFirstFileW
FindClose
CreateThread
ExitProcess
QueryPerformanceFrequency
QueryPerformanceCounter
GetSystemTimeAsFileTime
GetCurrentDirectoryW
RtlCaptureContext
AcquireSRWLockShared
ReleaseSRWLockShared
SetFileInformationByHandle
DuplicateHandle
CopyFileExW
SetHandleInformation
OpenProcess
ReadProcessMemory
GetProcessTimes
GetSystemTimes
GetProcessIoCounters
LocalFree
VirtualQueryEx
GetDriveTypeW
GetVolumeInformationW
GetModuleHandleW
DeviceIoControl
GlobalMemoryStatusEx
GetQueuedCompletionStatusEx
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionEx
DeleteCriticalSection
SleepEx
GetSystemDirectoryA
GetTickCount
Sleep
MultiByteToWideChar
WideCharToMultiByte
MoveFileExA
GetEnvironmentVariableA
VerSetConditionMask
VerifyVersionInfoW
CreateFileA
GetFileSizeEx
ReadFile
FlushFileBuffers
MapViewOfFile
CreateFileMappingW
FormatMessageA
GetSystemTime
SystemTimeToFileTime
GetCurrentProcessId
GetFileSize
LockFileEx
UnlockFile
HeapDestroy
HeapCompact
LoadLibraryW
DeleteFileA
FlushViewOfFile
OutputDebugStringW
GetFileAttributesExW
GetFileAttributesA
GetDiskFreeSpaceA
GetTempPathA
HeapSize
HeapValidate
UnmapViewOfFile
GetFileAttributesW
CreateMutexW
UnlockFileEx
SetEndOfFile
GetFullPathNameA
SetFilePointer
LockFile
OutputDebugStringA
GetDiskFreeSpaceW
WriteFile
HeapCreate
AreFileApisANSI
InitializeCriticalSection
TryEnterCriticalSection
GetCurrentThreadId
CreateDirectoryW
HeapReAlloc
HeapFree
GetProcessHeap
HeapAlloc
SetThreadStackGuarantee
AddVectoredExceptionHandler
DeleteFileW
GetFileInformationByHandleEx
FreeLibrary
GetProcAddress
LoadLibraryExW
GetComputerNameExW
GetLogicalDrives
GetTickCount64
GetUserPreferredUILanguages
GetLastError
ReleaseSRWLockExclusive
AcquireSRWLockExclusive
WakeAllConditionVariable
CloseHandle
SwitchToThread
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
InitializeSListHead
IsDebuggerPresent
GetDiskFreeSpaceExW

advapi32

OpenProcessToken
LookupAccountSidW
RegOpenKeyExW
RegQueryValueExW
GetUserNameW
CryptAcquireContextA
CryptReleaseContext
CryptGetHashParam
CryptGenRandom
CryptCreateHash
CryptHashData
CryptDestroyHash
GetTokenInformation

ws2_32

connect
getsockname
send
closesocket
WSAGetLastError
recvfrom
WSAGetOverlappedResult
setsockopt
WSASend
WSAIoctl
WSASocketW
bind
getaddrinfo
ioctlsocket
getsockopt
shutdown
getpeername
recv
WSACloseEvent
WSACreateEvent
WSACleanup
WSARecv
WSAEnumNetworkEvents
WSAEventSelect
WSAResetEvent
WSAWaitForMultipleEvents
htons
ntohs
socket
WSASetLastError
__WSAFDIsSet
select
accept
htonl
listen
WSAStartup
freeaddrinfo

crypt32

CertGetCertificateChain
CertGetNameStringA
CertFindCertificateInStore
CryptStringToBinaryA
PFXImportCertStore
CertEnumCertificatesInStore
CertFindExtension
CryptQueryObject
CertCreateCertificateChainEngine
CertFreeCertificateChainEngine
CertAddCertificateContextToStore
CertCloseStore
CertDuplicateStore
CertDuplicateCertificateContext
CertFreeCertificateChain
CertDuplicateCertificateChain
CertFreeCertificateContext
CertGetEnhancedKeyUsage
CertVerifyCertificateChainPolicy
CertOpenStore
CryptDecodeObjectEx
CryptUnprotectData

oleaut32

SysFreeString
SysAllocString
VariantClear
SysAllocStringLen
SafeArrayAccessData
SafeArrayGetUBound
SafeArrayGetLBound
SafeArrayUnaccessData

pdh

PdhOpenQueryA
PdhCollectQueryData
PdhGetFormattedCounterValue
PdhCloseQuery
PdhAddEnglishCounterW
PdhRemoveCounter

iphlpapi

FreeMibTable
GetIfTable2
GetIfEntry2

netapi32

NetUserEnum
NetUserGetLocalGroups
NetApiBufferFree

user32

GetMonitorInfoW
EnumDisplayMonitors
EnumDisplaySettingsExW

gdi32

SetStretchBltMode
StretchBlt
GetDIBits
CreateCompatibleDC
GetObjectW
DeleteObject
DeleteDC
GetDeviceCaps
CreateDCW
CreateCompatibleBitmap
SelectObject

ole32

CoSetProxyBlanket
CoCreateInstance
CoInitializeSecurity
CoInitializeEx
CoUninitialize
CoTaskMemFree

shell32

CommandLineToArgvW
SHGetKnownFolderPath

bcrypt

BCryptCloseAlgorithmProvider
BCryptGenRandom
BCryptOpenAlgorithmProvider

ntdll

NtQuerySystemInformation
RtlGetVersion
NtQueryInformationProcess

powrprof

CallNtPowerInformation

psapi

GetModuleFileNameExW
EnumProcessModulesEx
GetPerformanceInfo

vcruntime140

memcpy
memset
memmove
strchr
strrchr
strstr
memchr
__C_specific_handler
__current_exception
__current_exception_context
__CxxFrameHandler3
memcmp

api-ms-win-crt-string-l1-1-0

strcmp
tolower
strncpy
wcslen
strcpy
strpbrk
strcspn
strspn
isupper
_strdup
strlen
strncmp

api-ms-win-crt-heap-l1-1-0

free
realloc
calloc
malloc
_set_new_mode
_msize

api-ms-win-crt-runtime-l1-1-0

_cexit
__p___argv
__p___argc
__sys_nerr
_exit
exit
_register_thread_local_exe_atexit_callback
_initterm
_get_initial_narrow_environment
_initialize_narrow_environment
_configure_narrow_argv
_initialize_onexit_table
__sys_errlist
_set_app_type
_seh_filter_exe
_endthreadex
_c_exit
_register_onexit_function
_errno
_wassert
abort
_crt_atexit
terminate
_initterm_e
_beginthreadex

api-ms-win-crt-convert-l1-1-0

wcstombs
strtol
atoi
strtoul
strtoll

api-ms-win-crt-stdio-l1-1-0

_lseeki64
_close
fputc
__stdio_common_vsprintf
fflush
fgets
_write
_set_fmode
__p__commode
__acrt_iob_func
fread
fseek
ftell
fwrite
fclose
fputs
__stdio_common_vsscanf
fopen
feof
_read
_open

api-ms-win-crt-time-l1-1-0

_time64
_gmtime64
_localtime64_s
strftime

api-ms-win-crt-utility-l1-1-0

qsort

api-ms-win-crt-filesystem-l1-1-0

_access
_fstat64
_stat64
_unlink

api-ms-win-crt-math-l1-1-0

__setusermatherr
log
_dclass

api-ms-win-crt-locale-l1-1-0

_configthreadlocale

Sections

.text
Size: 2.9MB - Virtual size: 2.9MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 1.2MB - Virtual size: 1.2MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 26KB - Virtual size: 29KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 88KB - Virtual size: 88KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 29KB - Virtual size: 28KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Password: threatbook

Password: threatbook

b535b67949b30b08d67d78950e2b4c4e

Headers

DLL Characteristics

File Characteristics

Imports

secur32

kernel32

advapi32

ws2_32

crypt32

oleaut32

pdh

iphlpapi

netapi32

user32

gdi32

ole32

shell32

bcrypt

ntdll

powrprof

psapi

vcruntime140

api-ms-win-crt-string-l1-1-0

api-ms-win-crt-heap-l1-1-0

api-ms-win-crt-runtime-l1-1-0

api-ms-win-crt-convert-l1-1-0

api-ms-win-crt-stdio-l1-1-0

api-ms-win-crt-time-l1-1-0

api-ms-win-crt-utility-l1-1-0

api-ms-win-crt-filesystem-l1-1-0

api-ms-win-crt-math-l1-1-0

api-ms-win-crt-locale-l1-1-0

Sections

.text Size: 2.9MB - Virtual size: 2.9MB

.rdata Size: 1.2MB - Virtual size: 1.2MB

.data Size: 26KB - Virtual size: 29KB

.pdata Size: 88KB - Virtual size: 88KB

.reloc Size: 29KB - Virtual size: 28KB

.text
Size: 2.9MB - Virtual size: 2.9MB

.rdata
Size: 1.2MB - Virtual size: 1.2MB

.data
Size: 26KB - Virtual size: 29KB

.pdata
Size: 88KB - Virtual size: 88KB

.reloc
Size: 29KB - Virtual size: 28KB