D:\Venom\Sources\Loader\loader-downloader\x64\Release\LoaderDownloader.pdb
Static task
static1
Behavioral task
behavioral1
Sample
LoaderDownloader.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
LoaderDownloader.exe
Resource
win10v2004-20240802-en
General
-
Target
LoaderDownloader.exe
-
Size
592KB
-
MD5
f25f8c6de26e307e7c49936c880b0ac7
-
SHA1
7e154481d7a98aa7c6d4c9fd0ed2e9399623704a
-
SHA256
c8f2d4f58c3a7cf294d8e2a57a1e14047db191c126b6806c347f2ab9a3ea4dd0
-
SHA512
43ef0f1c9563acd5627e6839efb6387b771d35dbd235e7cb87f76ed06f3b8e76f6033b213fb9cae88272930697834d746a3d06d7be24a04da6a5828a5168b3b2
-
SSDEEP
12288:XTPHl0zka+1bz11XXCL+OzL5ybnG22xATL4jQB:jPHl0zka+1n11XXo+OzL5ybnG22uz
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
1d631316b01a605a68b2592c84fa2c70
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@?$codecvt@DDU_Mbstatet@@@std@@2V0locale@2@A
??1?$basic_istream@_WU?$char_traits@_W@std@@@std@@UEAA@XZ
?_LogCancelTask@_TaskEventLogger@details@Concurrency@@QEAAXXZ
?_LogScheduleTask@_TaskEventLogger@details@Concurrency@@QEAAX_N@Z
??0task_continuation_context@Concurrency@@AEAA@XZ
?ReportUnhandledError@_ExceptionHolder@details@Concurrency@@AEAAXXZ
?_Capture@_ContextCallback@details@Concurrency@@AEAAXXZ
?_IsCurrentOriginSTA@_ContextCallback@details@Concurrency@@CA_NXZ
?_Assign@_ContextCallback@details@Concurrency@@AEAAXPEAX@Z
?_LogTaskCompleted@_TaskEventLogger@details@Concurrency@@QEAAXXZ
??0?$basic_istream@_WU?$char_traits@_W@std@@@std@@QEAA@PEAV?$basic_streambuf@_WU?$char_traits@_W@std@@@1@_N@Z
??0?$basic_ios@_WU?$char_traits@_W@std@@@std@@IEAA@XZ
?uncaught_exceptions@std@@YAHXZ
?__ExceptionPtrCreate@@YAXPEAX@Z
?__ExceptionPtrDestroy@@YAXPEAX@Z
?__ExceptionPtrCopy@@YAXPEAXPEBX@Z
?__ExceptionPtrCurrentException@@YAXPEAX@Z
?imbue@?$basic_ios@_WU?$char_traits@_W@std@@@std@@QEAA?AVlocale@2@AEBV32@@Z
?setstate@?$basic_ios@_WU?$char_traits@_W@std@@@std@@QEAAXH_N@Z
??1?$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?$char_traits@_W@std@@@std@@IEAA@XZ
?classic@locale@std@@SAAEBV12@XZ
?__ExceptionPtrRethrow@@YAXPEBX@Z
?_Xbad_alloc@std@@YAXXZ
?_Xlength_error@std@@YAXPEBD@Z
_Mtx_init_in_situ
_Mtx_destroy_in_situ
_Mtx_lock
_Mtx_unlock
_Cnd_init_in_situ
_Cnd_destroy_in_situ
_Cnd_wait
_Cnd_broadcast
?_Xinvalid_argument@std@@YAXPEBD@Z
?__ExceptionPtrCopyException@@YAXPEAXPEBX1@Z
?_Throw_C_error@std@@YAXH@Z
?sputc@?$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?$char_traits@D@std@@@std@@QEAAAEAV12@XZ
?_Schedule_chore@details@Concurrency@@YAHPEAU_Threadpool_chore@12@@Z
?_Release_chore@details@Concurrency@@YAXPEAU_Threadpool_chore@12@@Z
?_ReportUnobservedException@details@Concurrency@@YAXXZ
?GetCurrentThreadId@platform@details@Concurrency@@YAJXZ
??5?$basic_istream@_WU?$char_traits@_W@std@@@std@@QEAAAEAV01@AEA_K@Z
?_Xbad_function_call@std@@YAXXZ
?_CallInContext@_ContextCallback@details@Concurrency@@QEBAXV?$function@$$A6AXXZ@std@@_N@Z
??5?$basic_istream@_WU?$char_traits@_W@std@@@std@@QEAAAEAV01@AEAH@Z
?flush@?$basic_ostream@_WU?$char_traits@_W@std@@@std@@QEAAAEAV12@XZ
??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
?_Reset@_ContextCallback@details@Concurrency@@AEAAXXZ
??0?$basic_ostream@_WU?$char_traits@_W@std@@@std@@QEAA@PEAV?$basic_streambuf@_WU?$char_traits@_W@std@@@1@_N@Z
?_Lock@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@UEAAXXZ
?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
?_Unlock@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@UEAAXXZ
?imbue@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@MEAAXAEBVlocale@2@@Z
?_Winerror_map@std@@YAHH@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
?__ExceptionPtrToBool@@YA_NPEBX@Z
?_Syserror_map@std@@YAPEBDH@Z
crypt32
CertFreeCertificateChain
CertGetCertificateChain
CertFreeCertificateContext
CryptUnprotectMemory
CertVerifyCertificateChainPolicy
bcrypt
BCryptFinishHash
BCryptCloseAlgorithmProvider
BCryptCreateHash
BCryptOpenAlgorithmProvider
BCryptHashData
BCryptDestroyHash
BCryptGetProperty
winhttp
WinHttpSetOption
WinHttpAddRequestHeaders
WinHttpSetStatusCallback
WinHttpQueryOption
WinHttpSendRequest
WinHttpOpenRequest
WinHttpGetDefaultProxyConfiguration
WinHttpOpen
WinHttpQueryAuthSchemes
WinHttpCloseHandle
WinHttpQueryHeaders
WinHttpGetProxyForUrl
WinHttpSetCredentials
WinHttpSetTimeouts
WinHttpConnect
WinHttpReadData
WinHttpWriteData
WinHttpReceiveResponse
WinHttpGetIEProxyConfigForCurrentUser
WinHttpQueryDataAvailable
libcurl
curl_easy_perform
curl_easy_cleanup
curl_easy_init
curl_easy_getinfo
curl_easy_setopt
vcruntime140
__std_exception_copy
__current_exception
__current_exception_context
memcmp
__std_terminate
_purecall
memset
__std_exception_destroy
__C_specific_handler
memmove
memcpy
_CxxThrowException
vcruntime140_1
__CxxFrameHandler4
api-ms-win-crt-runtime-l1-1-0
_set_app_type
abort
_invalid_parameter_noinfo_noreturn
_errno
_configure_narrow_argv
_initialize_narrow_environment
_initialize_onexit_table
_register_onexit_function
_crt_atexit
terminate
_register_thread_local_exe_atexit_callback
_c_exit
__p___argv
__p___argc
_cexit
_exit
exit
_initterm_e
_initterm
_get_initial_narrow_environment
system
_seh_filter_exe
api-ms-win-crt-stdio-l1-1-0
fopen_s
fgetpos
fclose
fwrite
_get_stream_buffer_pointers
fflush
__stdio_common_vsprintf_s
fgetc
fread
__p__commode
_set_fmode
__stdio_common_vsprintf
ungetc
setvbuf
_fseeki64
fsetpos
fputc
api-ms-win-crt-heap-l1-1-0
_callnewh
_set_new_mode
free
malloc
api-ms-win-crt-filesystem-l1-1-0
remove
_lock_file
_unlock_file
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