LunaGrabber | swift-bootstrapper[.]exe

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General

Target

swift-bootstrapper.exe
Size

3.0MB
MD5

47c5385bd4351bcc1ef5b3abc8646718
SHA1

3a224284bdc8536e08525e5258508bea49b7da28
SHA256

8debf2bb0e3af08f2124f2700bf14da2b702d57b1e3c120888bb2b2726691d3d
SHA512

ef19b57a849d57519796bd415fe8f1218485fd9df8a01d52c9a2e28d93df5988b40131a6bb2313e16e942606039eab4b392d8c3d4c569e23d7f4c48865ae1cf6
SSDEEP

49152:roBxfZZNJ3SQ+ZistWkSgxACuSPd+chB9odmKm7RmEc0Dp:rZHm/imEcE

Score

10^/10

stealer luna LunaGrabber redtiger

Malware Config

Signatures

Detects RedTiger Stealer 7 IoCs

stealer

resource	yara_rule
sample	redtigerv122
sample	redtigerv22
sample	redtiger_stealer_detection
sample	redtiger_stealer_detection_v2
sample	staticSred
sample	staticred
sample	redtiger_stealer_detection_v1

LunaGrabber family
LunaGrabber

Matches Luna Grabber Rule For Entry 1 IoCs

Detects behavior indicative of Luna Grabber malware

stealer luna

resource	yara_rule
sample	LunaGrabber

Redtiger family
redtiger

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
swift-bootstrapper.exe

Files

swift-bootstrapper.exe
.exe windows:6 windows x64 arch:x64

a0e306462af51e4ce8aa4ca699de1997

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

PDB Paths

bunni_bootstrapper.pdb

Imports

api-ms-win-core-synch-l1-2-0

WaitOnAddress
WakeByAddressAll
WakeByAddressSingle

bcryptprimitives

ProcessPrng

advapi32

RegOpenKeyExW
RegQueryValueExW
RegCloseKey

ws2_32

setsockopt
recv
shutdown
getsockopt
ioctlsocket
connect
bind
WSASocketW
getpeername
getsockname
WSAGetLastError
WSAStartup
WSACleanup
WSAIoctl
freeaddrinfo
getaddrinfo
closesocket
send
WSASend

secur32

ApplyControlToken
AcquireCredentialsHandleA
InitializeSecurityContextW
FreeCredentialsHandle
AcceptSecurityContext
EncryptMessage
DecryptMessage
FreeContextBuffer
DeleteSecurityContext
QueryContextAttributesW

crypt32

CertGetCertificateChain
CertEnumCertificatesInStore
CertAddCertificateContextToStore
CertOpenStore
CertCloseStore
CertFreeCertificateChain
CertDuplicateCertificateChain
CertDuplicateStore
CertDuplicateCertificateContext
CertFreeCertificateContext
CertVerifyCertificateChainPolicy

kernel32

PostQueuedCompletionStatus
SetHandleInformation
CreateIoCompletionPort
GetQueuedCompletionStatusEx
GetCurrentProcess
GetSystemTimeAsFileTime
SetFileCompletionNotificationModes
Sleep
GetModuleHandleA
GetProcAddress
InitializeSListHead
GetLastError
AddVectoredExceptionHandler
GetCurrentThread
SwitchToThread
WaitForSingleObject
QueryPerformanceCounter
GetSystemInfo
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
SetLastError
GetCurrentDirectoryW
GetEnvironmentVariableW
IsDebuggerPresent
SetFileInformationByHandle
CloseHandle
GetStdHandle
GetCurrentProcessId
QueryPerformanceFrequency
UnhandledExceptionFilter
GetProcessHeap
HeapFree
HeapReAlloc
lstrlenW
ReleaseMutex
SetUnhandledExceptionFilter
FindNextFileW
FindClose
CreateFileW
GetFileInformationByHandle
GetFileInformationByHandleEx
CreateDirectoryW
FindFirstFileExW
GetFinalPathNameByHandleW
GetConsoleMode
GetModuleHandleW
FormatMessageW
GetModuleFileNameW
GetFullPathNameW
MultiByteToWideChar
WriteConsoleW
WideCharToMultiByte
ReadConsoleW
CreateThread
HeapAlloc
WaitForSingleObjectEx
LoadLibraryA
CreateMutexA
SetThreadStackGuarantee
GetCurrentThreadId
IsProcessorFeaturePresent

ntdll

RtlNtStatusToDosError
NtDeviceIoControlFile
NtWriteFile
NtCreateFile
NtReadFile
NtCancelIoFileEx

vcruntime140

__CxxFrameHandler3
__current_exception
memcpy
__current_exception_context
memcmp
memmove
memset
_CxxThrowException
__C_specific_handler

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

pow
__setusermatherr

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

__p___argc
__p___argv
_cexit
_c_exit
_register_thread_local_exe_atexit_callback
_initterm_e
_initterm
_exit
_seh_filter_exe
_initialize_onexit_table
_register_onexit_function
_crt_atexit
terminate
_get_initial_narrow_environment
exit
_set_app_type
_configure_narrow_argv
_initialize_narrow_environment

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

_set_fmode
__p__commode

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

_configthreadlocale

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

free
_set_new_mode

Sections

.text
Size: 1.8MB - Virtual size: 1.8MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 1.1MB - Virtual size: 1.1MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 9KB - Virtual size: 9KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 96KB - Virtual size: 95KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 17KB - Virtual size: 16KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

a0e306462af51e4ce8aa4ca699de1997

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

api-ms-win-core-synch-l1-2-0

bcryptprimitives

advapi32

ws2_32

secur32

crypt32

kernel32

ntdll

vcruntime140

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

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

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

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

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

Sections

.text Size: 1.8MB - Virtual size: 1.8MB

.rdata Size: 1.1MB - Virtual size: 1.1MB

.data Size: 9KB - Virtual size: 9KB

.pdata Size: 96KB - Virtual size: 95KB

.reloc Size: 17KB - Virtual size: 16KB

.text
Size: 1.8MB - Virtual size: 1.8MB

.rdata
Size: 1.1MB - Virtual size: 1.1MB

.data
Size: 9KB - Virtual size: 9KB

.pdata
Size: 96KB - Virtual size: 95KB

.reloc
Size: 17KB - Virtual size: 16KB