Static task
static1
Behavioral task
behavioral1
Sample
internal.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
internal.exe
Resource
win10v2004-20240709-en
General
-
Target
internal.exe
-
Size
1.3MB
-
MD5
88db083fd1f1d6ff714217477f8e4e84
-
SHA1
6ad1ee1e171d82d7d4d2acf12d291ac05ca0af54
-
SHA256
7d9a01371fa4cd604dc111eb30428bbe67e3b6bdda63587645479660cf32f9a2
-
SHA512
8dffe4393196668ffbcf63032239740a866efeca004fb90fcdb8ab7c7bbb13a9ba1c7de7c38b0682d3ab29aeeeb6fe3314bb77060e04fa191f9cf836c0752fe0
-
SSDEEP
24576:MelSGhjCg7136MTp6oSVGYbWEEEnyi57PHodhPPI9CURPcit3nwbl1glYSlYFLNb:tEDcit3wJOlYLFLCK
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource internal.exe
Files
-
internal.exe.exe windows:6 windows x64 arch:x64
c92b34d82e4fbb64397dae1030453569
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
xxhash
XXH32
zstd
ZSTD_isError
ZSTD_compressBound
ZSTD_compress
ZSTD_maxCLevel
libcurl
curl_mime_free
curl_easy_cleanup
curl_easy_init
curl_free
curl_easy_escape
curl_easy_getinfo
curl_easy_perform
curl_easy_setopt
curl_version_info
curl_slist_free_all
curl_slist_append
wsock32
inet_ntoa
bind
closesocket
getpeername
getsockname
getsockopt
htonl
htons
listen
ntohl
ntohs
select
setsockopt
shutdown
WSAStartup
WSACleanup
WSASetLastError
WSAGetLastError
ord1141
ord1142
ws2_32
WSAAddressToStringW
WSARecv
WSASend
WSAStringToAddressW
WSASocketW
kernel32
TerminateProcess
GetCurrentProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
SleepConditionVariableSRW
WakeAllConditionVariable
GetFileInformationByHandleEx
GetModuleHandleW
AreFileApisANSI
SetFileInformationByHandle
IsProcessorFeaturePresent
GetFileAttributesExW
FindNextFileW
FindFirstFileExW
FindFirstFileW
FindClose
CreateDirectoryW
InitOnceComplete
InitOnceBeginInitialize
GetLocaleInfoEx
AcquireSRWLockExclusive
ReleaseSRWLockExclusive
IsDebuggerPresent
QueryPerformanceCounter
GetSystemTimeAsFileTime
GetTempPathW
CloseHandle
SetConsoleTitleA
CreateToolhelp32Snapshot
Process32First
Process32Next
GetLastError
SetLastError
CreateIoCompletionPort
GetQueuedCompletionStatus
PostQueuedCompletionStatus
CancelIoEx
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionAndSpinCount
DeleteCriticalSection
SetEvent
ReleaseMutex
WaitForSingleObject
SleepEx
CreateMutexW
CreateEventW
SetWaitableTimer
WaitForMultipleObjects
QueueUserAPC
GetCurrentProcessId
TerminateThread
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
LocalFree
FormatMessageA
CreateWaitableTimerA
MultiByteToWideChar
WideCharToMultiByte
OpenThread
GetThreadContext
CreateFileW
DeviceIoControl
GetCurrentThreadId
VirtualAlloc
VirtualFree
GetModuleHandleA
GetProcAddress
InitializeSListHead
user32
EnumWindows
GetWindowThreadProcessId
advapi32
RegCreateKeyW
RegOpenKeyW
RegSetKeyValueW
RegDeleteTreeW
RegCloseKey
msvcp140
?wcout@std@@3V?$basic_ostream@_WU?$char_traits@_W@std@@@1@A
?_Xinvalid_argument@std@@YAXPEBD@Z
?_Xlength_error@std@@YAXPEBD@Z
?_Xout_of_range@std@@YAXPEBD@Z
?uncaught_exceptions@std@@YAHXZ
_Query_perf_counter
_Query_perf_frequency
_Cnd_do_broadcast_at_thread_exit
?_Throw_Cpp_error@std@@YAXH@Z
?good@ios_base@std@@QEBA_NXZ
?flags@ios_base@std@@QEBAHXZ
?setf@ios_base@std@@QEAAHHH@Z
?width@ios_base@std@@QEBA_JXZ
?width@ios_base@std@@QEAA_J_J@Z
?sputc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHD@Z
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?rdbuf@?$basic_ios@DU?$char_traits@D@std@@@std@@QEBAPEAV?$basic_streambuf@DU?$char_traits@D@std@@@2@XZ
?fill@?$basic_ios@DU?$char_traits@D@std@@@std@@QEBADXZ
?widen@?$basic_ios@DU?$char_traits@D@std@@@std@@QEBADD@Z
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??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@P6AAEAV01@AEAV01@@Z@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@_K@Z
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?get@?$basic_istream@DU?$char_traits@D@std@@@std@@QEAAHXZ
?cin@std@@3V?$basic_istream@DU?$char_traits@D@std@@@1@A
?cout@std@@3V?$basic_ostream@DU?$char_traits@D@std@@@1@A
?cerr@std@@3V?$basic_ostream@DU?$char_traits@D@std@@@1@A
??0_Lockit@std@@QEAA@H@Z
??1_Lockit@std@@QEAA@XZ
?__ExceptionPtrCreate@@YAXPEAX@Z
?__ExceptionPtrDestroy@@YAXPEAX@Z
?__ExceptionPtrCopy@@YAXPEAXPEBX@Z
?__ExceptionPtrAssign@@YAXPEAXPEBX@Z
?__ExceptionPtrToBool@@YA_NPEBX@Z
?__ExceptionPtrCurrentException@@YAXPEAX@Z
?__ExceptionPtrRethrow@@YAXPEBX@Z
?__ExceptionPtrCopyException@@YAXPEAXPEBX1@Z
?_Xbad_alloc@std@@YAXXZ
_Thrd_join
_Thrd_yield
_Thrd_hardware_concurrency
_Thrd_id
_Mtx_lock
_Mtx_unlock
_Cnd_init_in_situ
_Cnd_destroy_in_situ
_Cnd_wait
_Cnd_broadcast
_Cnd_register_at_thread_exit
_Cnd_unregister_at_thread_exit
?_Syserror_map@std@@YAPEBDH@Z
?_Winerror_map@std@@YAHH@Z
??Bid@locale@std@@QEAA_KXZ
?classic@locale@std@@SAAEBV12@XZ
?_Init@locale@std@@CAPEAV_Locimp@12@_N@Z
?_Getgloballocale@locale@std@@CAPEAV_Locimp@12@XZ
?always_noconv@codecvt_base@std@@QEBA_NXZ
?toupper@?$ctype@D@std@@QEBADD@Z
?_Getcat@?$ctype@D@std@@SA_KPEAPEBVfacet@locale@2@PEBV42@@Z
?in@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEBD1AEAPEBDPEAD3AEAPEAD@Z
?out@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEBD1AEAPEBDPEAD3AEAPEAD@Z
?unshift@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEAD1AEAPEAD@Z
?_Getcat@?$codecvt@DDU_Mbstatet@@@std@@SA_KPEAPEBVfacet@locale@2@PEBV42@@Z
??Bios_base@std@@QEBA_NXZ
?getloc@ios_base@std@@QEBA?AVlocale@2@XZ
??0?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAA@XZ
??1?$basic_streambuf@DU?$char_traits@D@std@@@std@@UEAA@XZ
?getloc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEBA?AVlocale@2@XZ
?sbumpc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHXZ
?sgetc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHXZ
?snextc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHXZ
?eback@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ
?gptr@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ
?pbase@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ
?pptr@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ
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?gbump@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXH@Z
?setg@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXPEAD00@Z
?epptr@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ
?_Gndec@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAPEADXZ
?_Gninc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAPEADXZ
?_Gnavail@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBA_JXZ
?pbump@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXH@Z
?setp@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXPEAD0@Z
?setp@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXPEAD00@Z
?_Pninc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAPEADXZ
?_Pnavail@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBA_JXZ
?_Init@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXXZ
?_Init@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXPEAPEAD0PEAH001@Z
?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
?_Fiopen@std@@YAPEAU_iobuf@@PEBDHH@Z
??1?$basic_ios@DU?$char_traits@D@std@@@std@@UEAA@XZ
?imbue@?$basic_ios@DU?$char_traits@D@std@@@std@@QEAA?AVlocale@2@AEBV32@@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?$basic_ostream@DU?$char_traits@D@std@@@std@@UEAA@XZ
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@_N@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@G@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@H@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@I@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@PEBX@Z
?write@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@PEBD_J@Z
??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
?read@?$basic_istream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@PEAD_J@Z
?gcount@?$basic_istream@DU?$char_traits@D@std@@@std@@QEBA_JXZ
??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
?_Schedule_chore@details@Concurrency@@YAHPEAU_Threadpool_chore@12@@Z
?_Release_chore@details@Concurrency@@YAXPEAU_Threadpool_chore@12@@Z
?_ReportUnobservedException@details@Concurrency@@YAXXZ
?GetCurrentThreadId@platform@details@Concurrency@@YAJXZ
?_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
??0task_continuation_context@Concurrency@@AEAA@XZ
?_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
?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
?showmanyc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JXZ
?_Unlock@?$basic_streambuf@DU?$char_traits@D@std@@@std@@UEAAXXZ
?_Lock@?$basic_streambuf@DU?$char_traits@D@std@@@std@@UEAAXXZ
?id@?$ctype@D@std@@2V0locale@2@A
?id@?$codecvt@DDU_Mbstatet@@@std@@2V0locale@2@A
?widen@?$ctype@_W@std@@QEBA_WD@Z
?_Getcat@?$ctype@_W@std@@SA_KPEAPEBVfacet@locale@2@PEBV42@@Z
??7ios_base@std@@QEBA_NXZ
?sputc@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@QEAAG_W@Z
?setstate@?$basic_ios@_WU?$char_traits@_W@std@@@std@@QEAAXH_N@Z
?tie@?$basic_ios@_WU?$char_traits@_W@std@@@std@@QEBAPEAV?$basic_ostream@_WU?$char_traits@_W@std@@@2@XZ
?rdbuf@?$basic_ios@_WU?$char_traits@_W@std@@@std@@QEBAPEAV?$basic_streambuf@_WU?$char_traits@_W@std@@@2@XZ
?fill@?$basic_ios@_WU?$char_traits@_W@std@@@std@@QEBA_WXZ
?_Osfx@?$basic_ostream@_WU?$char_traits@_W@std@@@std@@QEAAXXZ
?flush@?$basic_ostream@_WU?$char_traits@_W@std@@@std@@QEAAAEAV12@XZ
?_Fiopen@std@@YAPEAU_iobuf@@PEB_WHH@Z
?id@?$ctype@_W@std@@2V0locale@2@A
ntdll
RtlInitUnicodeString
NtQuerySystemInformation
vcruntime140
wcsstr
memset
memcmp
__current_exception
__current_exception_context
memchr
__C_specific_handler
__std_type_info_compare
__std_terminate
__std_exception_copy
__std_exception_destroy
_CxxThrowException
_purecall
memcpy
memmove
vcruntime140_1
__CxxFrameHandler4
api-ms-win-crt-runtime-l1-1-0
_errno
_invalid_parameter_noinfo
_beginthreadex
abort
_register_thread_local_exe_atexit_callback
signal
_c_exit
_invalid_parameter_noinfo_noreturn
terminate
__p___argv
_configure_narrow_argv
_initialize_narrow_environment
_initialize_onexit_table
_register_onexit_function
_crt_atexit
_cexit
_seh_filter_exe
_set_app_type
__p___argc
_get_initial_narrow_environment
_initterm
_initterm_e
exit
_exit
api-ms-win-crt-utility-l1-1-0
srand
rand
api-ms-win-crt-time-l1-1-0
strftime
_time64
_gmtime64_s
api-ms-win-crt-stdio-l1-1-0
fwrite
fsetpos
fread
fputc
setvbuf
fgetpos
__p__commode
_set_fmode
fgetc
fflush
__stdio_common_vswprintf_s
fclose
_fseeki64
__stdio_common_vsprintf
ungetc
_get_stream_buffer_pointers
api-ms-win-crt-filesystem-l1-1-0
_unlock_file
_wremove
_lock_file
_stat64i32
api-ms-win-crt-math-l1-1-0
ceilf
tanh
tan
_dsign
sqrt
__setusermatherr
floor
pow
ldexp
round
acos
asin
atan
atan2
ceil
cos
cosh
exp
fmod
log
log10
log2
sin
sinh
api-ms-win-crt-heap-l1-1-0
_set_new_mode
_aligned_malloc
_aligned_free
malloc
_callnewh
free
api-ms-win-crt-convert-l1-1-0
strtoul
atoi
strtoull
strtoll
strtod
api-ms-win-crt-string-l1-1-0
strcspn
wcscpy_s
strncmp
toupper
strcpy_s
strnlen
tolower
strcmp
_stricmp
strspn
api-ms-win-crt-locale-l1-1-0
localeconv
___lc_codepage_func
_configthreadlocale
Sections
.text Size: 1.0MB - Virtual size: 1.0MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 198KB - Virtual size: 197KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 20KB - Virtual size: 26KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 27KB - Virtual size: 27KB
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: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ