Static task
static1
Behavioral task
behavioral1
Sample
zlacl.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
zlacl.exe
Resource
win10v2004-20231130-en
General
-
Target
zlacl.exe
-
Size
1.3MB
-
MD5
f0a587a6909cd70afa8bcfa047654aea
-
SHA1
301615cec9a55b39d9c76880289bf673b75b2628
-
SHA256
210d49fc262102a49183800653663f8bd669c65627cfc36e9eccd1aa074b0a0c
-
SHA512
f2741944293ab931ea2cd72b3add464366b4311e32e01856341391f444dc4c92c343ae58df8c165395db2966450157d892619d8aea531db52fdd944c74f4dd5e
-
SSDEEP
24576:zz5jEoztWfH4vISjJajM+fbBGK/Q/AMf1IMo4g4OMHgo4m1MB1vcRnELlDV:zz5QrfYZQhbjALfyxWP1M8n+B
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource zlacl.exe
Files
-
zlacl.exe.exe windows:6 windows x64 arch:x64
83143cc1e5b5f7f040ca512f8670d929
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
version
GetFileVersionInfoExW
GetFileVersionInfoSizeExW
VerQueryValueW
kernel32
MoveFileExA
WaitForSingleObjectEx
GetEnvironmentVariableA
GetFileType
ReadFile
PeekNamedPipe
WaitForMultipleObjects
CreateFileA
GetFileSizeEx
IsProcessorFeaturePresent
LocalFree
FormatMessageA
VerifyVersionInfoA
GetSystemDirectoryA
SleepEx
LeaveCriticalSection
EnterCriticalSection
GetLocaleInfoEx
FindClose
FindFirstFileW
QueryFullProcessImageNameW
UnmapViewOfFile
MapViewOfFile
CreateFileMappingW
CreateThread
VirtualQuery
SetThreadContext
GetModuleHandleW
CreateProcessW
VirtualAllocEx
GetThreadContext
ResumeThread
GetModuleFileNameW
TerminateProcess
VirtualProtect
GetModuleFileNameA
CreateDirectoryW
GetFileAttributesExW
AreFileApisANSI
GetFileInformationByHandleEx
IsDebuggerPresent
OutputDebugStringW
InitializeCriticalSectionAndSpinCount
SetEvent
ResetEvent
CreateEventW
RtlCaptureContext
QueryPerformanceCounter
RtlVirtualUnwind
UnhandledExceptionFilter
VerifyVersionInfoW
FreeLibrary
VerSetConditionMask
QueryPerformanceFrequency
GlobalUnlock
WideCharToMultiByte
GlobalLock
GlobalFree
GlobalAlloc
MultiByteToWideChar
Sleep
GetCurrentProcess
GetSystemInfo
SetLastError
AllocConsole
GetConsoleWindow
VirtualProtectEx
GetCurrentThread
OpenProcess
GetModuleHandleA
WriteProcessMemory
GetProcessHeap
GetCurrentProcessId
DeleteCriticalSection
GetProcAddress
HeapDestroy
HeapAlloc
CloseHandle
HeapReAlloc
GetVersionExA
LoadLibraryA
GetLastError
GetTempPathA
HeapSize
CreateFileW
InitializeCriticalSectionEx
VirtualAlloc
DeviceIoControl
GetStdHandle
VirtualFree
HeapFree
SetUnhandledExceptionFilter
GetTickCount
GetStartupInfoW
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
RtlLookupFunctionEntry
user32
GetWindowRect
DefWindowProcW
UnregisterClassW
RegisterClassExW
DispatchMessageW
PeekMessageW
BlockInput
TranslateMessage
PostQuitMessage
GetDesktopWindow
UpdateWindow
GetWindowLongW
AdjustWindowRectEx
GetKeyState
LoadCursorA
DestroyWindow
GetDC
SetWindowPos
MonitorFromWindow
MessageBoxA
ScreenToClient
SetWindowTextW
MessageBoxW
GetCapture
SetWindowLongA
ClientToScreen
IsChild
GetMonitorInfoA
GetForegroundWindow
DefWindowProcA
CreateWindowExA
SetLayeredWindowAttributes
SetFocus
BringWindowToTop
SetCapture
SetCursor
GetSystemMetrics
GetClientRect
RegisterClassExA
ReleaseCapture
SetForegroundWindow
IsIconic
SetCursorPos
ReleaseDC
GetCursorPos
OpenClipboard
WindowFromPoint
CreateWindowExW
EnumDisplayMonitors
UnregisterClassA
ShowWindow
SetClipboardData
GetClipboardData
EmptyClipboard
CloseClipboard
SetWindowLongW
gdi32
DeleteObject
GetDeviceCaps
GetObjectW
DeleteDC
GetBitmapBits
CreateCompatibleDC
SelectObject
CreateCompatibleBitmap
BitBlt
advapi32
OpenServiceA
StartServiceA
ControlService
DeleteService
OpenSCManagerA
CryptEncrypt
CryptImportKey
CryptDestroyKey
CryptDestroyHash
CryptHashData
CryptCreateHash
CryptGenRandom
CryptGetHashParam
CryptReleaseContext
CryptAcquireContextA
ConvertSidToStringSidA
CopySid
SetSecurityInfo
IsValidSid
InitializeAcl
GetTokenInformation
GetLengthSid
AddAccessAllowedAce
OpenProcessToken
QueryServiceStatus
OpenSCManagerW
OpenServiceW
EnumServicesStatusA
CreateServiceA
CloseServiceHandle
QueryServiceConfigA
shell32
ShellExecuteA
msvcp140
?_Winerror_map@std@@YAHH@Z
?_Syserror_map@std@@YAPEBDH@Z
??1_Lockit@std@@QEAA@XZ
??0_Lockit@std@@QEAA@H@Z
?_Getgloballocale@locale@std@@CAPEAV_Locimp@12@XZ
?_Xout_of_range@std@@YAXPEBD@Z
?id@?$codecvt@DDU_Mbstatet@@@std@@2V0locale@2@A
?_Fiopen@std@@YAPEAU_iobuf@@PEBDHH@Z
?_Getcat@?$codecvt@DDU_Mbstatet@@@std@@SA_KPEAPEBVfacet@locale@2@PEBV42@@Z
?setp@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXPEAD0@Z
?unshift@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEAD1AEAPEAD@Z
??0?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAA@XZ
?getloc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEBA?AVlocale@2@XZ
?setg@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXPEAD00@Z
?_Init@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXXZ
??0?$basic_istream@DU?$char_traits@D@std@@@std@@QEAA@PEAV?$basic_streambuf@DU?$char_traits@D@std@@@1@_N@Z
?in@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEBD1AEAPEBDPEAD3AEAPEAD@Z
?out@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEBD1AEAPEBDPEAD3AEAPEAD@Z
?eback@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ
?gptr@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ
?pptr@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ
?egptr@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ
?gbump@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXH@Z
?epptr@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ
?_Pninc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAPEADXZ
?setstate@?$basic_ios@DU?$char_traits@D@std@@@std@@QEAAXH_N@Z
??0?$basic_ios@DU?$char_traits@D@std@@@std@@IEAA@XZ
??0?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAA@PEAV?$basic_streambuf@DU?$char_traits@D@std@@@1@_N@Z
??1?$basic_streambuf@DU?$char_traits@D@std@@@std@@UEAA@XZ
?showmanyc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JXZ
?xsputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JPEBD_J@Z
??1?$basic_ios@DU?$char_traits@D@std@@@std@@UEAA@XZ
??1?$basic_ostream@DU?$char_traits@D@std@@@std@@UEAA@XZ
?write@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@PEBD_J@Z
??1?$basic_istream@DU?$char_traits@D@std@@@std@@UEAA@XZ
?always_noconv@codecvt_base@std@@QEBA_NXZ
??Bid@locale@std@@QEAA_KXZ
_Query_perf_frequency
?_Throw_Cpp_error@std@@YAXH@Z
?_Throw_C_error@std@@YAXH@Z
_Cnd_do_broadcast_at_thread_exit
_Thrd_sleep
_Query_perf_counter
_Thrd_detach
_Xtime_get_ticks
?_Fiopen@std@@YAPEAU_iobuf@@PEB_WHH@Z
?_Random_device@std@@YAIXZ
?read@?$basic_istream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@PEAD_J@Z
?setf@ios_base@std@@QEAAHHH@Z
?pbase@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ
?setp@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXPEAD00@Z
?fill@?$basic_ios@DU?$char_traits@D@std@@@std@@QEAADD@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@P6AAEAVios_base@1@AEAV21@@Z@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@H@Z
??0?$basic_iostream@DU?$char_traits@D@std@@@std@@QEAA@PEAV?$basic_streambuf@DU?$char_traits@D@std@@@1@@Z
??1?$basic_iostream@DU?$char_traits@D@std@@@std@@UEAA@XZ
?_Xbad_function_call@std@@YAXXZ
?setw@std@@YA?AU?$_Smanip@_J@1@_J@Z
?imbue@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAAXAEBVlocale@2@@Z
?sync@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAAHXZ
?setbuf@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAAPEAV12@PEAD_J@Z
?uflow@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAAHXZ
?_Unlock@?$basic_streambuf@DU?$char_traits@D@std@@@std@@UEAAXXZ
?_Lock@?$basic_streambuf@DU?$char_traits@D@std@@@std@@UEAAXXZ
?_Xlength_error@std@@YAXPEBD@Z
?xsgetn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JPEAD_J@Z
ntdll
RtlAdjustPrivilege
NtRaiseHardError
NtQuerySystemInformation
imm32
ImmGetContext
ImmReleaseContext
ImmSetCompositionWindow
d3d9
Direct3DCreate9
d3dx9_43
D3DXCreateTextureFromFileInMemoryEx
normaliz
IdnToAscii
wldap32
ord200
ord30
ord79
ord35
ord32
ord27
ord26
ord22
ord41
ord50
ord45
ord60
ord211
ord46
ord217
ord143
ord33
ord301
crypt32
CertFreeCertificateChain
CertGetCertificateChain
CertFreeCertificateChainEngine
CertCreateCertificateChainEngine
CryptQueryObject
CertGetNameStringA
CertFindExtension
CertAddCertificateContextToStore
CryptDecodeObjectEx
PFXImportCertStore
CryptStringToBinaryA
CertFreeCertificateContext
CertFindCertificateInStore
CertEnumCertificatesInStore
CertCloseStore
CertOpenStore
ws2_32
getsockopt
getsockname
getpeername
connect
bind
ntohs
send
recv
closesocket
setsockopt
gethostname
htons
socket
WSASetLastError
WSAIoctl
WSAStartup
WSACleanup
accept
htonl
listen
ioctlsocket
__WSAFDIsSet
select
getaddrinfo
ntohl
freeaddrinfo
recvfrom
sendto
WSAGetLastError
rpcrt4
UuidToStringA
UuidCreate
RpcStringFreeA
psapi
GetModuleInformation
userenv
UnloadUserProfile
vcruntime140_1
__CxxFrameHandler4
vcruntime140
strchr
wcsstr
strstr
__std_terminate
__std_exception_copy
__std_exception_destroy
memcpy
memset
_CxxThrowException
memchr
memcmp
memmove
strrchr
__C_specific_handler
__current_exception
__current_exception_context
api-ms-win-crt-heap-l1-1-0
realloc
calloc
malloc
_set_new_mode
free
_callnewh
api-ms-win-crt-filesystem-l1-1-0
_unlink
_access
remove
_fstat64
_unlock_file
rename
_lock_file
_stat64
api-ms-win-crt-string-l1-1-0
toupper
strncpy
strncmp
isupper
strspn
strcspn
tolower
strcmp
_strdup
strpbrk
_stricmp
api-ms-win-crt-runtime-l1-1-0
terminate
_resetstkoflw
_invalid_parameter_noinfo
system
_beginthreadex
_invalid_parameter_noinfo_noreturn
_getpid
__sys_nerr
_errno
_configure_narrow_argv
_initialize_narrow_environment
_initialize_onexit_table
_register_onexit_function
_crt_atexit
_cexit
_seh_filter_exe
_set_app_type
strerror
_get_narrow_winmain_command_line
_initterm
_initterm_e
_exit
_register_thread_local_exe_atexit_callback
_c_exit
exit
api-ms-win-crt-stdio-l1-1-0
fopen
__p__commode
fwrite
fgetc
feof
_read
_write
_close
_open
_popen
fgetpos
setvbuf
fputs
ungetc
fsetpos
fopen_s
fclose
fread
fgets
_pclose
_fseeki64
_get_stream_buffer_pointers
fflush
fputc
_lseeki64
_set_fmode
__stdio_common_vsscanf
__stdio_common_vsprintf
_wfopen
ftell
__acrt_iob_func
fseek
api-ms-win-crt-utility-l1-1-0
srand
qsort
rand
api-ms-win-crt-convert-l1-1-0
strtol
strtoul
strtod
strtoull
strtoll
atoi
api-ms-win-crt-math-l1-1-0
cosf
_dsign
__setusermatherr
acosf
fmodf
sinf
sqrtf
ceilf
_dclass
api-ms-win-crt-time-l1-1-0
_time64
_localtime64_s
strftime
_gmtime64
api-ms-win-crt-locale-l1-1-0
_configthreadlocale
___lc_codepage_func
localeconv
Sections
.text Size: 944KB - Virtual size: 944KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 371KB - Virtual size: 371KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 13KB - Virtual size: 17KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 36KB - Virtual size: 36KB
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: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ