Static task
static1
Behavioral task
behavioral1
Sample
PublicX-Loader.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
PublicX-Loader.exe
Resource
win10v2004-20230703-en
General
-
Target
PublicX-Loader.exe
-
Size
756KB
-
MD5
d2a926c4183fc6521eb9df058120622b
-
SHA1
5f056aaee5c6ef4dd07e5b60f0c713daccd543a9
-
SHA256
71c348a4724d2160951563d6d8a5d6ad3e04ab131396d3e45c82ea82beb0915a
-
SHA512
5b456f51b77a418e4b6ab45143e564075b1beefbe1378eb23a55e32360e5472584a8492bd45ac2ab73083ae4879bc73d81dd74db42b92ebaee37687fd49105cf
-
SSDEEP
12288:4Hoa8TLNYIp3rQ7cSkAjWSoUGANU8jP8uL3v0LUDQNBLUwi2NQMEiRnm8YPDDJ:4HTsJYl3W0GANVjEw0LcQN2wirtiRniR
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource PublicX-Loader.exe
Files
-
PublicX-Loader.exe.exe windows x64
247f37a5fc86d8b2d6759e30afcf4d6a
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
ntdll
VerSetConditionMask
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
ZwQueryValueKey
ZwOpenKey
ZwSetValueKey
ZwClose
ZwCreateKey
dwmapi
DwmExtendFrameIntoClientArea
kernel32
LoadLibraryA
VerifyVersionInfoA
GetTickCount
MoveFileExA
WaitForSingleObjectEx
GetEnvironmentVariableA
GetFileType
ReadFile
GetProcAddress
WaitForMultipleObjects
GetFileSizeEx
InitializeCriticalSectionAndSpinCount
SetEvent
ResetEvent
CreateEventW
UnhandledExceptionFilter
SetUnhandledExceptionFilter
FreeLibrary
GetSystemDirectoryA
SleepEx
PeekNamedPipe
CreateFileW
CloseHandle
GetLastError
HeapDestroy
HeapAlloc
HeapReAlloc
GlobalAlloc
GlobalFree
GlobalLock
GlobalUnlock
QueryPerformanceFrequency
QueryPerformanceCounter
SetConsoleTextAttribute
SetConsoleTitleA
GetStdHandle
VirtualAlloc
MultiByteToWideChar
Sleep
CreateFileA
DeleteFileA
CreateThread
GetCurrentProcessId
WideCharToMultiByte
FlushFileBuffers
HeapFree
HeapSize
GetProcessHeap
InitializeCriticalSectionEx
DeleteCriticalSection
GetCurrentProcess
VirtualProtect
CreateFileMappingW
MapViewOfFile
UnmapViewOfFile
GetModuleFileNameA
EnterCriticalSection
GetModuleHandleA
GetModuleHandleW
OutputDebugStringW
InitializeSListHead
GetSystemTimeAsFileTime
GetCurrentThreadId
IsDebuggerPresent
QueryFullProcessImageNameW
SetLastError
FormatMessageA
IsProcessorFeaturePresent
TerminateProcess
LocalFree
LeaveCriticalSection
user32
PeekMessageA
mouse_event
FindWindowA
TranslateMessage
SetClipboardData
CreateWindowExA
DefWindowProcA
MoveWindow
GetClipboardData
GetForegroundWindow
BlockInput
RegisterClassExA
GetWindowLongA
SetWindowLongA
GetAsyncKeyState
UnregisterClassA
SetWindowPos
DestroyWindow
GetWindowRect
UpdateWindow
SetCapture
SetCursor
GetClientRect
GetCapture
MessageBoxA
ReleaseCapture
SetCursorPos
GetCursorPos
OpenClipboard
CloseClipboard
EmptyClipboard
ShowWindow
PostQuitMessage
GetActiveWindow
ScreenToClient
LoadCursorA
GetWindow
GetKeyState
ClientToScreen
DispatchMessageA
imm32
ImmReleaseContext
ImmSetCompositionWindow
ImmGetContext
msvcp140
??1?$basic_streambuf@DU?$char_traits@D@std@@@std@@UEAA@XZ
?_Lock@?$basic_streambuf@DU?$char_traits@D@std@@@std@@UEAAXXZ
?_Unlock@?$basic_streambuf@DU?$char_traits@D@std@@@std@@UEAAXXZ
?showmanyc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JXZ
?uflow@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAAHXZ
?xsputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JPEBD_J@Z
?setbuf@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAAPEAV12@PEAD_J@Z
?sync@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAAHXZ
?imbue@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAAXAEBVlocale@2@@Z
??1?$basic_ios@DU?$char_traits@D@std@@@std@@UEAA@XZ
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@P6AAEAV01@AEAV01@@Z@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@I@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@K@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@PEBX@Z
??5?$basic_istream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@AEAH@Z
??1?$basic_iostream@DU?$char_traits@D@std@@@std@@UEAA@XZ
?getloc@ios_base@std@@QEBA?AVlocale@2@XZ
?good@ios_base@std@@QEBA_NXZ
?_Getcat@?$ctype@D@std@@SA_KPEAPEBVfacet@locale@2@PEBV42@@Z
??Bid@locale@std@@QEAA_KXZ
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@P6AAEAVios_base@1@AEAV21@@Z@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@H@Z
?_Xbad_function_call@std@@YAXXZ
?setw@std@@YA?AU?$_Smanip@_J@1@_J@Z
??0?$basic_ios@DU?$char_traits@D@std@@@std@@IEAA@XZ
?setstate@?$basic_ios@DU?$char_traits@D@std@@@std@@QEAAXH_N@Z
?flush@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@XZ
?_Osfx@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAXXZ
??0?$basic_iostream@DU?$char_traits@D@std@@@std@@QEAA@PEAV?$basic_streambuf@DU?$char_traits@D@std@@@1@@Z
??0?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAA@XZ
?widen@?$basic_ios@DU?$char_traits@D@std@@@std@@QEBADD@Z
?sputc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHD@Z
?sgetc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHXZ
?put@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@D@Z
?sputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAA_JPEBD_J@Z
?snextc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHXZ
?_Ipfx@?$basic_istream@DU?$char_traits@D@std@@@std@@QEAA_N_N@Z
_Mtx_init_in_situ
_Mtx_destroy_in_situ
?_Xlength_error@std@@YAXPEBD@Z
?id@?$ctype@D@std@@2V0locale@2@A
?_Xout_of_range@std@@YAXPEBD@Z
?cin@std@@3V?$basic_istream@DU?$char_traits@D@std@@@1@A
?_Getgloballocale@locale@std@@CAPEAV_Locimp@12@XZ
?cout@std@@3V?$basic_ostream@DU?$char_traits@D@std@@@1@A
?uncaught_exceptions@std@@YAHXZ
??0_Lockit@std@@QEAA@H@Z
??1_Lockit@std@@QEAA@XZ
?xsgetn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JPEAD_J@Z
d3d9
Direct3DCreate9Ex
normaliz
IdnToAscii
wldap32
ord26
ord22
ord41
ord27
ord33
ord35
ord79
ord50
ord45
ord60
ord30
ord46
ord217
ord200
ord301
ord143
ord32
ord211
crypt32
CryptDecodeObjectEx
PFXImportCertStore
CryptStringToBinaryA
CertFreeCertificateContext
CertFindCertificateInStore
CertEnumCertificatesInStore
CertCloseStore
CertFindExtension
CryptQueryObject
CertCreateCertificateChainEngine
CertFreeCertificateChainEngine
CertGetCertificateChain
CertFreeCertificateChain
CertAddCertificateContextToStore
CertGetNameStringA
CertOpenStore
ws2_32
closesocket
recv
send
WSAGetLastError
bind
connect
getpeername
getsockname
getsockopt
htons
ntohs
setsockopt
socket
WSASetLastError
WSAIoctl
WSAStartup
WSACleanup
accept
htonl
listen
ioctlsocket
__WSAFDIsSet
select
ntohl
gethostname
sendto
recvfrom
freeaddrinfo
getaddrinfo
rpcrt4
UuidToStringA
UuidCreate
RpcStringFreeA
psapi
GetModuleInformation
userenv
UnloadUserProfile
vcruntime140_1
__CxxFrameHandler4
vcruntime140
__current_exception_context
strrchr
strchr
memset
__current_exception
__C_specific_handler
_CxxThrowException
__std_exception_copy
memmove
__std_terminate
strstr
memcpy
__std_exception_destroy
memcmp
memchr
api-ms-win-crt-stdio-l1-1-0
__p__commode
__stdio_common_vsprintf
_read
_write
_close
fread
__stdio_common_vsscanf
_open
fflush
_lseeki64
fclose
__acrt_iob_func
fputc
_wfopen
feof
fopen
ftell
fwrite
__stdio_common_vfprintf
fseek
_popen
_pclose
fgets
_set_fmode
fputs
api-ms-win-crt-string-l1-1-0
strncmp
strspn
strncpy
tolower
strpbrk
wcscpy_s
strcspn
strcmp
isupper
_strdup
api-ms-win-crt-utility-l1-1-0
qsort
api-ms-win-crt-heap-l1-1-0
realloc
malloc
free
_callnewh
calloc
_set_new_mode
api-ms-win-crt-convert-l1-1-0
atoi
strtod
strtoul
strtol
strtoll
strtoull
api-ms-win-crt-runtime-l1-1-0
strerror
__sys_nerr
_errno
_register_onexit_function
_invalid_parameter_noinfo
_resetstkoflw
system
_beginthreadex
_getpid
exit
terminate
_configure_narrow_argv
_initialize_narrow_environment
_initialize_onexit_table
_register_thread_local_exe_atexit_callback
_c_exit
__p___argv
__p___argc
_invalid_parameter_noinfo_noreturn
_exit
_initterm_e
_initterm
_get_initial_narrow_environment
_set_app_type
_seh_filter_exe
_cexit
_crt_atexit
api-ms-win-crt-filesystem-l1-1-0
_unlink
_stat64
_fstat64
_access
api-ms-win-crt-locale-l1-1-0
localeconv
_configthreadlocale
api-ms-win-crt-math-l1-1-0
powf
tanf
cosf
sinf
sqrtf
fmodf
floorf
ceilf
_dclass
__setusermatherr
api-ms-win-crt-time-l1-1-0
_time64
_gmtime64
advapi32
OpenProcessToken
AddAccessAllowedAce
GetLengthSid
CryptEncrypt
CryptImportKey
CryptDestroyKey
CryptDestroyHash
CryptHashData
CryptCreateHash
CryptGenRandom
CryptGetHashParam
GetTokenInformation
SetSecurityInfo
CopySid
ConvertSidToStringSidA
CryptAcquireContextA
CryptReleaseContext
IsValidSid
InitializeAcl
shell32
ShellExecuteA
Sections
.text Size: 588KB - Virtual size: 588KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 135KB - Virtual size: 135KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 24KB - Virtual size: 24KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 512B - Virtual size: 488B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ