swift-bootstrapper[.]exe

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General

Target

swift-bootstrapper.exe
Size

5.7MB
MD5

26e350b6f17a777a79b8be46e1b06ac0
SHA1

acdbbef171b2361604bb7678645acf62fc2cc7af
SHA256

29c535c85ca221059c46b364b9b6a81e68a0e0a6aef5da460dcb0daddf90d2f1
SHA512

1b8c77ef6764405cec4946cb877dca5fd5d500cc1c9dd51346f617c545f60cf3b2b6ab2b6e5781d6e83975553f24bc0c22a248c57aa5a7ea50096b1b55965a39
SSDEEP

49152:hKqaYlE/F9OgjN6IjpbD7lC04f+hAS/YmCWyvaJyMFWn6xYMplXTNOr4pJNhRBy/:ywgxVZHXvY+l1+KDitrWY

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
swift-bootstrapper.exe

Files

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

3d1aac9ff7e58c1e6f2aae45b5e2bb4b

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

bcryptprimitives

ProcessPrng

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

WaitOnAddress
WakeByAddressSingle
WakeByAddressAll

advapi32

RegQueryValueExW
RegOpenKeyExW
RegCloseKey

secur32

AcceptSecurityContext
FreeContextBuffer
DecryptMessage
EncryptMessage
ApplyControlToken
AcquireCredentialsHandleA
InitializeSecurityContextW
FreeCredentialsHandle
DeleteSecurityContext
QueryContextAttributesW

crypt32

CertVerifyCertificateChainPolicy
CertGetCertificateChain
CertDuplicateCertificateChain
CertEnumCertificatesInStore
CertAddCertificateContextToStore
CertOpenStore
CertCloseStore
CertFreeCertificateChain
CertDuplicateStore
CertDuplicateCertificateContext
CertFreeCertificateContext

kernel32

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

ws2_32

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

ntdll

NtCancelIoFileEx
NtDeviceIoControlFile
RtlNtStatusToDosError
NtWriteFile
NtReadFile
NtCreateFile

vcruntime140

__current_exception
memcpy
__current_exception_context
__CxxFrameHandler3
__C_specific_handler
memmove
memset
memcmp
_CxxThrowException

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

__setusermatherr
pow

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

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

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

_set_new_mode
free

Sections

.text
Size: 4.0MB - Virtual size: 4.0MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 1.4MB - Virtual size: 1.4MB

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: 294KB - Virtual size: 293KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 23KB - Virtual size: 22KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

3d1aac9ff7e58c1e6f2aae45b5e2bb4b

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

bcryptprimitives

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

advapi32

secur32

crypt32

kernel32

ws2_32

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: 4.0MB - Virtual size: 4.0MB

.rdata Size: 1.4MB - Virtual size: 1.4MB

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

.pdata Size: 294KB - Virtual size: 293KB

.reloc Size: 23KB - Virtual size: 22KB

.text
Size: 4.0MB - Virtual size: 4.0MB

.rdata
Size: 1.4MB - Virtual size: 1.4MB

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

.pdata
Size: 294KB - Virtual size: 293KB

.reloc
Size: 23KB - Virtual size: 22KB