Static task
static1
Behavioral task
behavioral1
Sample
updater.exe
Resource
win7-20231025-en
Behavioral task
behavioral2
Sample
updater.exe
Resource
win10v2004-20231023-en
General
-
Target
updater.exe
-
Size
906KB
-
MD5
b96e1943e3e5033d064e795dc8a8108b
-
SHA1
0bc2809c243db204b77c01482efb3dc5968a820a
-
SHA256
2213025b71a41cddce416441520b01476afa4a897b4e8af5eaf1c56d7aea981d
-
SHA512
ca606bf30f84c227b670eb06b7553ae4ac8d7abacecf04857d78616cb355881f4795a665247e16d57fb98a98ce2c1c8216984ba8d49561a75a7a2d576d55e4fc
-
SSDEEP
24576:dFp8KG8vtaWotbEyMlx12/q1G5GSV0PvqlZBM:Di6YPxEyO45Ge
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource updater.exe
Files
-
updater.exe.exe windows:6 windows x64
0cde24e2575b7886f46eb31306a6ee93
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
winmm
timeGetTime
kernel32
CreateDirectoryW
CreateFileW
GetLastError
IsDebuggerPresent
WideCharToMultiByte
ExitProcess
LoadResource
GlobalFree
DeleteFileW
FindClose
FindFirstFileExW
GlobalAlloc
LockResource
Sleep
MultiByteToWideChar
GetModuleHandleA
GetFileAttributesExW
GetFileInformationByHandle
FindResourceA
SetEnvironmentVariableW
SizeofResource
GetFileSizeEx
CreateFileA
FormatMessageA
GetFullPathNameW
RemoveDirectoryW
GetStartupInfoW
GetCurrentProcessId
InitializeCriticalSectionEx
GetCurrentThreadId
FreeLibrary
SleepEx
ExpandEnvironmentStringsA
GetTickCount64
VerSetConditionMask
GetSystemDirectoryA
GetSystemTimeAsFileTime
GetModuleFileNameA
LoadLibraryA
VerifyVersionInfoA
SetLastError
GetStdHandle
GetFileType
ReadFile
PeekNamedPipe
WaitForMultipleObjects
QueryPerformanceCounter
TerminateProcess
GetCurrentProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
InitializeSListHead
CreateEventW
WaitForSingleObjectEx
ResetEvent
SetEvent
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
LeaveCriticalSection
EnterCriticalSection
MoveFileExW
GetProcAddress
GetModuleHandleW
CloseHandle
AreFileApisANSI
IsProcessorFeaturePresent
user32
GetWindowLongPtrA
GetClientRect
TranslateMessage
SetFocus
CreateWindowExA
DefWindowProcA
AdjustWindowRect
PostQuitMessage
SetWindowTextA
UpdateWindow
GetDesktopWindow
SetWindowLongA
ShowWindow
SetWindowPos
RegisterClassExA
MessageBoxA
GetMessageA
DispatchMessageA
PostMessageW
SetWindowLongPtrA
advapi32
CryptGenRandom
CryptReleaseContext
CryptAcquireContextA
CryptGetHashParam
CryptCreateHash
CryptHashData
CryptDestroyHash
RegCloseKey
RegCreateKeyA
RegSetValueExA
shell32
ShellExecuteExW
ole32
OleInitialize
OleSetContainedObject
OleUninitialize
CoGetClassObject
oleaut32
SafeArrayCreate
VariantClear
SysFreeString
VariantInit
SafeArrayDestroy
SysAllocString
SafeArrayAccessData
msvcp140
_Cnd_timedwait
?__ExceptionPtrToBool@@YA_NPEBX@Z
_Mtx_destroy_in_situ
?__ExceptionPtrDestroy@@YAXPEAX@Z
_Mtx_lock
?__ExceptionPtrCurrentException@@YAXPEAX@Z
?__ExceptionPtrRethrow@@YAXPEBX@Z
_Mtx_init_in_situ
_Cnd_register_at_thread_exit
_Cnd_do_broadcast_at_thread_exit
_Thrd_sleep
_Cnd_wait
_Query_perf_counter
_Thrd_detach
_Xtime_get_ticks
_Mtx_unlock
_Cnd_broadcast
_Cnd_destroy_in_situ
?_Getcat@?$codecvt@DDU_Mbstatet@@@std@@SA_KPEAPEBVfacet@locale@2@PEBV42@@Z
?getloc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEBA?AVlocale@2@XZ
?sputc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHD@Z
?_XGetLastError@std@@YAXXZ
??0?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAA@XZ
?_Init@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXXZ
?_Osfx@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAXXZ
?in@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEBD1AEAPEBDPEAD3AEAPEAD@Z
?out@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEBD1AEAPEBDPEAD3AEAPEAD@Z
?sputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAA_JPEBD_J@Z
?_Pninc@?$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?$char_traits@D@std@@@1@_N@Z
??0?$basic_iostream@DU?$char_traits@D@std@@@std@@QEAA@PEAV?$basic_streambuf@DU?$char_traits@D@std@@@1@@Z
??1?$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?$char_traits@D@std@@@std@@MEAAHXZ
?xsgetn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JPEAD_J@Z
?xsputn@?$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?$char_traits@D@std@@@std@@UEAA@XZ
??1?$basic_ostream@DU?$char_traits@D@std@@@std@@UEAA@XZ
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@P6AAEAVios_base@1@AEAV21@@Z@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@K@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@M@Z
?write@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@PEBD_J@Z
?flush@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@XZ
??1?$basic_iostream@DU?$char_traits@D@std@@@std@@UEAA@XZ
?always_noconv@codecvt_base@std@@QEBA_NXZ
??Bid@locale@std@@QEAA_KXZ
?read@?$basic_istream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@PEAD_J@Z
?seekg@?$basic_istream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@V?$fpos@U_Mbstatet@@@2@@Z
?seekg@?$basic_istream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@_JH@Z
?tellg@?$basic_istream@DU?$char_traits@D@std@@@std@@QEAA?AV?$fpos@U_Mbstatet@@@2@XZ
?clear@?$basic_ios@DU?$char_traits@D@std@@@std@@QEAAXH_N@Z
?_Xlength_error@std@@YAXPEBD@Z
?sgetc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHXZ
?snextc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHXZ
??0?$basic_istream@DU?$char_traits@D@std@@@std@@QEAA@PEAV?$basic_streambuf@DU?$char_traits@D@std@@@1@_N@Z
??1?$basic_istream@DU?$char_traits@D@std@@@std@@UEAA@XZ
?_Ipfx@?$basic_istream@DU?$char_traits@D@std@@@std@@QEAA_N_N@Z
?peek@?$basic_istream@DU?$char_traits@D@std@@@std@@QEAAHXZ
?_Fiopen@std@@YAPEAU_iobuf@@PEB_WHH@Z
?set_new_handler@std@@YAP6AXXZP6AXXZ@Z
?_Rethrow_future_exception@std@@YAXVexception_ptr@1@@Z
?_Fiopen@std@@YAPEAU_iobuf@@PEBDHH@Z
?id@?$codecvt@DDU_Mbstatet@@@std@@2V0locale@2@A
?_Throw_C_error@std@@YAXH@Z
?_Xbad_function_call@std@@YAXXZ
?_Winerror_map@std@@YAHH@Z
?_Xout_of_range@std@@YAXPEBD@Z
?_Winerror_message@std@@YAKKPEADK@Z
?uncaught_exception@std@@YA_NXZ
?_Getgloballocale@locale@std@@CAPEAV_Locimp@12@XZ
?uncaught_exceptions@std@@YAHXZ
?_Throw_Cpp_error@std@@YAXH@Z
?_Execute_once@std@@YAHAEAUonce_flag@1@P6AHPEAX1PEAPEAX@Z1@Z
??0_Lockit@std@@QEAA@H@Z
??1_Lockit@std@@QEAA@XZ
?_Throw_future_error@std@@YAXAEBVerror_code@1@@Z
_Query_perf_frequency
?__ExceptionPtrCopy@@YAXPEAXPEBX@Z
_Cnd_init_in_situ
?__ExceptionPtrCreate@@YAXPEAX@Z
_Cnd_unregister_at_thread_exit
_Mtx_current_owns
??0task_continuation_context@Concurrency@@AEAA@XZ
?_CallInContext@_ContextCallback@details@Concurrency@@QEBAXV?$function@$$A6AXXZ@std@@_N@Z
?_Reset@_ContextCallback@details@Concurrency@@AEAAXXZ
?_Capture@_ContextCallback@details@Concurrency@@AEAAXXZ
?ReportUnhandledError@_ExceptionHolder@details@Concurrency@@AEAAXXZ
?_Release_chore@details@Concurrency@@YAXPEAU_Threadpool_chore@12@@Z
?_LogScheduleTask@_TaskEventLogger@details@Concurrency@@QEAAX_N@Z
?_LogCancelTask@_TaskEventLogger@details@Concurrency@@QEAAXXZ
?_LogTaskCompleted@_TaskEventLogger@details@Concurrency@@QEAAXXZ
?_LogTaskExecutionCompleted@_TaskEventLogger@details@Concurrency@@QEAAXXZ
?_LogWorkItemStarted@_TaskEventLogger@details@Concurrency@@QEAAXXZ
?_LogWorkItemCompleted@_TaskEventLogger@details@Concurrency@@QEAAXXZ
?_Schedule_chore@details@Concurrency@@YAHPEAU_Threadpool_chore@12@@Z
?_ReportUnobservedException@details@Concurrency@@YAXXZ
?GetCurrentThreadId@platform@details@Concurrency@@YAJXZ
?__ExceptionPtrAssign@@YAXPEAXPEBX@Z
?_Xbad_alloc@std@@YAXXZ
?_Syserror_map@std@@YAPEBDH@Z
?unshift@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEAD1AEAPEAD@Z
?sbumpc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHXZ
vcruntime140_1
__CxxFrameHandler4
vcruntime140
__current_exception_context
__current_exception
__C_specific_handler
__CxxFrameHandler3
memcmp
strrchr
__std_exception_destroy
__std_exception_copy
__std_type_info_compare
_purecall
__std_type_info_name
__std_terminate
strchr
strstr
_CxxThrowException
memchr
memcpy
memmove
memset
api-ms-win-crt-heap-l1-1-0
malloc
realloc
_set_new_mode
_aligned_free
_aligned_malloc
free
calloc
_callnewh
api-ms-win-crt-stdio-l1-1-0
fputc
__p__commode
_set_fmode
fflush
fclose
__acrt_iob_func
fseek
ftell
fgets
fputs
_close
fgetc
_open
_lseeki64
fwrite
__stdio_common_vsprintf
fgetpos
setvbuf
ungetc
fsetpos
fread
__stdio_common_vsscanf
_fseeki64
_ftelli64
fopen
_get_stream_buffer_pointers
_read
_write
api-ms-win-crt-runtime-l1-1-0
_invalid_parameter_noinfo_noreturn
strerror
_errno
_initialize_onexit_table
terminate
_invalid_parameter_noinfo
_beginthreadex
__sys_nerr
_crt_atexit
_cexit
_seh_filter_exe
_set_app_type
_configure_wide_argv
_register_onexit_function
_initialize_wide_environment
_get_wide_winmain_command_line
_initterm
_initterm_e
_register_thread_local_exe_atexit_callback
_c_exit
exit
_exit
api-ms-win-crt-string-l1-1-0
strcmp
tolower
strpbrk
_strdup
strncpy
isupper
strncmp
api-ms-win-crt-filesystem-l1-1-0
_stat64
_fstat64
_lock_file
_access
_unlock_file
api-ms-win-crt-math-l1-1-0
ceilf
__setusermatherr
api-ms-win-crt-convert-l1-1-0
strtol
strtoul
atoi
wcstombs_s
strtoll
api-ms-win-crt-time-l1-1-0
_time64
_gmtime64
api-ms-win-crt-locale-l1-1-0
_configthreadlocale
___lc_codepage_func
api-ms-win-crt-utility-l1-1-0
qsort
api-ms-win-crt-multibyte-l1-1-0
_mbsnbcpy
_mbsncmp
_mbspbrk
_mbschr
api-ms-win-crt-environment-l1-1-0
getenv
wldap32
ord26
ord200
ord143
ord46
ord211
ord60
ord32
ord33
ord301
ord22
ord35
ord79
ord41
ord30
ord27
ord50
ord45
crypt32
CertCloseStore
CertFindCertificateInStore
CertFreeCertificateChain
CertGetCertificateChain
CertFreeCertificateChainEngine
CertCreateCertificateChainEngine
CryptQueryObject
CertGetNameStringA
CertAddCertificateContextToStore
CryptStringToBinaryA
CertOpenStore
CertFreeCertificateContext
ws2_32
closesocket
connect
send
recv
WSASetLastError
getsockname
select
__WSAFDIsSet
getsockopt
htons
socket
listen
WSAGetLastError
inet_pton
ntohs
setsockopt
WSAIoctl
getaddrinfo
freeaddrinfo
WSACleanup
accept
WSAStartup
ntohl
htonl
recvfrom
bind
getpeername
sendto
ioctlsocket
gethostname
Sections
.text Size: 501KB - Virtual size: 501KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 143KB - Virtual size: 142KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 14KB - Virtual size: 21KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 24KB - Virtual size: 23KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 218KB - Virtual size: 217KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ