D:\Venom\Sources\Loader\loader-downloader\x64\Release\LoaderDownloader.pdb
Static task
static1
Behavioral task
behavioral1
Sample
LoaderDownloader.exe
Resource
win10v2004-20240508-de
General
-
Target
LoaderDownloader.exe
-
Size
592KB
-
MD5
8fb50ed86f5892039af662e3e09646b8
-
SHA1
634e7e7b4a17062c608b6940413fe1e4d4bba947
-
SHA256
2ec02b62e8267c875fdde726cf0432a98881b973673931dfe4b11d008d62b972
-
SHA512
803777c30648831db9d90a2e4de87b97e43a3bef07c84c6cb5ad302af89ae5eb9e57cb6ee8cf8395f9f88f715fe88c83463c10d7e78a64ff0b8909895e88bd92
-
SSDEEP
12288:adHjGMG8O9d7+uRGXjA2YP9ojwx3xCpqQeCBO:adHjGMG8O9dCuRGXjjYP9ojwx3xC3f
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource LoaderDownloader.exe
Files
-
LoaderDownloader.exe.exe windows:6 windows x64 arch:x64
e15b89b99213d4bd7a31e21b88f8cadf
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
Imports
kernel32
GlobalFree
VerSetConditionMask
GetLastError
FormatMessageW
GetModuleHandleA
InitializeSListHead
GetSystemTimeAsFileTime
GetCurrentThreadId
GetCurrentProcessId
QueryPerformanceCounter
IsProcessorFeaturePresent
LocalFree
UnhandledExceptionFilter
IsDebuggerPresent
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
GetProcAddress
GetModuleHandleW
CreateEventW
WaitForSingleObjectEx
ResetEvent
SetEvent
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
LeaveCriticalSection
EnterCriticalSection
InitOnceComplete
InitOnceBeginInitialize
TerminateProcess
VerifyVersionInfoW
FormatMessageA
GetCurrentProcess
GetModuleFileNameA
SetUnhandledExceptionFilter
CloseHandle
shell32
ShellExecuteExA
msvcp140
?_LogTaskExecutionCompleted@_TaskEventLogger@details@Concurrency@@QEAAXXZ
?_LogWorkItemStarted@_TaskEventLogger@details@Concurrency@@QEAAXXZ
?_LogWorkItemCompleted@_TaskEventLogger@details@Concurrency@@QEAAXXZ
?cout@std@@3V?$basic_ostream@DU?$char_traits@D@std@@@1@A
??0_Lockit@std@@QEAA@H@Z
??1_Lockit@std@@QEAA@XZ
?_Xout_of_range@std@@YAXPEBD@Z
??Bid@locale@std@@QEAA_KXZ
?_Getgloballocale@locale@std@@CAPEAV_Locimp@12@XZ
?always_noconv@codecvt_base@std@@QEBA_NXZ
?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
??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
?_Pninc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAPEADXZ
?_Init@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXXZ
?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
??1?$basic_ios@DU?$char_traits@D@std@@@std@@UEAA@XZ
??0?$basic_ios@DU?$char_traits@D@std@@@std@@IEAA@XZ
??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
?_Fiopen@std@@YAPEAU_iobuf@@PEBDHH@Z
?_Random_device@std@@YAIXZ
?showmanyc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JXZ
?id@?$codecvt@DDU_Mbstatet@@@std@@2V0locale@2@A
??0?$basic_ios@_WU?$char_traits@_W@std@@@std@@IEAA@XZ
?_LogCancelTask@_TaskEventLogger@details@Concurrency@@QEAAXXZ
?_LogScheduleTask@_TaskEventLogger@details@Concurrency@@QEAAX_N@Z
??0task_continuation_context@Concurrency@@AEAA@XZ
?ReportUnhandledError@_ExceptionHolder@details@Concurrency@@AEAAXXZ
?_Capture@_ContextCallback@details@Concurrency@@AEAAXXZ
?_IsCurrentOriginSTA@_ContextCallback@details@Concurrency@@CA_NXZ
?_Assign@_ContextCallback@details@Concurrency@@AEAAXPEAX@Z
?_LogTaskCompleted@_TaskEventLogger@details@Concurrency@@QEAAXXZ
?imbue@?$basic_ios@_WU?$char_traits@_W@std@@@std@@QEAA?AVlocale@2@AEBV32@@Z
?setstate@?$basic_ios@_WU?$char_traits@_W@std@@@std@@QEAAXH_N@Z
?uncaught_exceptions@std@@YAHXZ
?__ExceptionPtrCreate@@YAXPEAX@Z
?__ExceptionPtrDestroy@@YAXPEAX@Z
?__ExceptionPtrCopy@@YAXPEAXPEBX@Z
?__ExceptionPtrCurrentException@@YAXPEAX@Z
??1?$basic_ios@_WU?$char_traits@_W@std@@@std@@UEAA@XZ
?_Pninc@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@IEAAPEA_WXZ
??1?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@UEAA@XZ
??0?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@IEAA@XZ
?classic@locale@std@@SAAEBV12@XZ
?__ExceptionPtrRethrow@@YAXPEBX@Z
?_Xbad_alloc@std@@YAXXZ
?_Xlength_error@std@@YAXPEBD@Z
_Mtx_init_in_situ
_Mtx_destroy_in_situ
_Mtx_lock
_Mtx_unlock
_Cnd_init_in_situ
_Cnd_destroy_in_situ
_Cnd_wait
_Cnd_broadcast
?_Throw_C_error@std@@YAXH@Z
?_Xinvalid_argument@std@@YAXPEBD@Z
?__ExceptionPtrCopyException@@YAXPEAXPEBX1@Z
?sputc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHD@Z
?sputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAA_JPEBD_J@Z
?setstate@?$basic_ios@DU?$char_traits@D@std@@@std@@QEAAXH_N@Z
?widen@?$basic_ios@DU?$char_traits@D@std@@@std@@QEBADD@Z
?_Osfx@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAXXZ
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@P6AAEAV01@AEAV01@@Z@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@H@Z
?put@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@D@Z
?flush@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@XZ
?_Schedule_chore@details@Concurrency@@YAHPEAU_Threadpool_chore@12@@Z
?_Release_chore@details@Concurrency@@YAXPEAU_Threadpool_chore@12@@Z
?_ReportUnobservedException@details@Concurrency@@YAXXZ
?GetCurrentThreadId@platform@details@Concurrency@@YAJXZ
?_Xbad_function_call@std@@YAXXZ
?_CallInContext@_ContextCallback@details@Concurrency@@QEBAXV?$function@$$A6AXXZ@std@@_N@Z
??5?$basic_istream@_WU?$char_traits@_W@std@@@std@@QEAAAEAV01@AEA_K@Z
?flush@?$basic_ostream@_WU?$char_traits@_W@std@@@std@@QEAAAEAV12@XZ
??1?$basic_istream@_WU?$char_traits@_W@std@@@std@@UEAA@XZ
??5?$basic_istream@_WU?$char_traits@_W@std@@@std@@QEAAAEAV01@AEAH@Z
??6?$basic_ostream@_WU?$char_traits@_W@std@@@std@@QEAAAEAV01@_K@Z
?_Osfx@?$basic_ostream@_WU?$char_traits@_W@std@@@std@@QEAAXXZ
??1?$basic_ostream@_WU?$char_traits@_W@std@@@std@@UEAA@XZ
??0?$basic_ostream@_WU?$char_traits@_W@std@@@std@@QEAA@PEAV?$basic_streambuf@_WU?$char_traits@_W@std@@@1@_N@Z
?_Reset@_ContextCallback@details@Concurrency@@AEAAXXZ
?sputn@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@QEAA_JPEB_W_J@Z
?sputc@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@QEAAG_W@Z
?_Lock@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@UEAAXXZ
?_Winerror_map@std@@YAHH@Z
?_Syserror_map@std@@YAPEBDH@Z
?_Unlock@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@UEAAXXZ
?imbue@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@MEAAXAEBVlocale@2@@Z
?__ExceptionPtrToBool@@YA_NPEBX@Z
?setbuf@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@MEAAPEAV12@PEA_W_J@Z
?showmanyc@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@MEAA_JXZ
?sync@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@MEAAHXZ
?uflow@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@MEAAGXZ
?xsgetn@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@MEAA_JPEA_W_J@Z
?xsputn@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@MEAA_JPEB_W_J@Z
?uncaught_exception@std@@YA_NXZ
?__ExceptionPtrAssign@@YAXPEAXPEBX@Z
?__ExceptionPtrCompare@@YA_NPEBX0@Z
??0?$basic_istream@_WU?$char_traits@_W@std@@@std@@QEAA@PEAV?$basic_streambuf@_WU?$char_traits@_W@std@@@1@_N@Z
crypt32
CertFreeCertificateChain
CertGetCertificateChain
CertFreeCertificateContext
CryptUnprotectMemory
CertVerifyCertificateChainPolicy
bcrypt
BCryptFinishHash
BCryptCloseAlgorithmProvider
BCryptCreateHash
BCryptOpenAlgorithmProvider
BCryptHashData
BCryptDestroyHash
BCryptGetProperty
winhttp
WinHttpSendRequest
WinHttpSetCredentials
WinHttpSetStatusCallback
WinHttpGetDefaultProxyConfiguration
WinHttpAddRequestHeaders
WinHttpOpen
WinHttpQueryAuthSchemes
WinHttpOpenRequest
WinHttpCloseHandle
WinHttpConnect
WinHttpReadData
WinHttpWriteData
WinHttpQueryHeaders
WinHttpSetTimeouts
WinHttpQueryDataAvailable
WinHttpQueryOption
WinHttpSetOption
WinHttpReceiveResponse
WinHttpGetIEProxyConfigForCurrentUser
WinHttpGetProxyForUrl
libcurl
curl_easy_perform
curl_easy_cleanup
curl_easy_init
curl_easy_getinfo
curl_easy_setopt
vcruntime140
__std_exception_copy
__std_exception_destroy
_CxxThrowException
memcpy
memmove
memset
memcmp
__C_specific_handler
__current_exception
__current_exception_context
_purecall
__std_terminate
vcruntime140_1
__CxxFrameHandler4
api-ms-win-crt-runtime-l1-1-0
_invalid_parameter_noinfo_noreturn
abort
system
_errno
_configure_narrow_argv
_initialize_narrow_environment
_initialize_onexit_table
_register_onexit_function
terminate
_register_thread_local_exe_atexit_callback
_c_exit
__p___argv
__p___argc
_crt_atexit
_exit
exit
_initterm_e
_initterm
_get_initial_narrow_environment
_set_app_type
_seh_filter_exe
_cexit
api-ms-win-crt-stdio-l1-1-0
__acrt_iob_func
fgetc
fopen_s
fclose
fwrite
__stdio_common_vfprintf
__stdio_common_vsprintf_s
_get_stream_buffer_pointers
fflush
__p__commode
_set_fmode
__stdio_common_vsprintf
ungetc
setvbuf
_fseeki64
fsetpos
fread
fgetpos
fputc
api-ms-win-crt-heap-l1-1-0
free
malloc
_set_new_mode
_callnewh
api-ms-win-crt-filesystem-l1-1-0
_unlock_file
_lock_file
remove
api-ms-win-crt-math-l1-1-0
__setusermatherr
api-ms-win-crt-locale-l1-1-0
_configthreadlocale
api-ms-win-crt-string-l1-1-0
isdigit
isalpha
api-ms-win-crt-convert-l1-1-0
wcstol
concrt140
??0_ReentrantBlockingLock@details@Concurrency@@QEAA@XZ
?_Acquire@_ReentrantBlockingLock@details@Concurrency@@QEAAXXZ
?_Release@_ReentrantBlockingLock@details@Concurrency@@QEAAXXZ
??1_ReentrantBlockingLock@details@Concurrency@@QEAA@XZ
Sections
.text Size: 396KB - Virtual size: 395KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 123KB - Virtual size: 123KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 46KB - Virtual size: 48KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 20KB - Virtual size: 20KB
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