Static task
static1
Behavioral task
behavioral1
Sample
LoaderDownloader.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
LoaderDownloader.exe
Resource
win10v2004-20230220-en
General
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Target
LoaderDownloader.exe
-
Size
33KB
-
MD5
5ecff3caae655e70bc53729b75374ff3
-
SHA1
3e05fac3bada742b2fa51976ea55d1659b26875a
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SHA256
6ba939a4a9fe2c25e175daff39bcc665658fe0fd1235cf19ca7927c263879689
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SHA512
ece8849004ae23f0afc20854fc6d2ca31a75d5590f9b7150772a353d18200c19da9484828a62da54571d75cff090aa705398627ef05b1f7a858bd530dcebdfb3
-
SSDEEP
384:HZgEcDn1F1R3V62ZRRKx1utK/fxNI5ZtBXEeh+83S6yIMiNAv0KtKhu8+00+A50k:HKEODbE3IlDHCiNAvOhhnA50jdHs
Malware Config
Signatures
Files
-
LoaderDownloader.exe.exe windows x64
c0168350c348f9ecc8d1097d84e00dbe
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
kernel32
CloseHandle
GetModuleFileNameA
GetSystemTimeAsFileTime
GetCurrentThreadId
GetCurrentProcessId
QueryPerformanceCounter
IsProcessorFeaturePresent
SetUnhandledExceptionFilter
UnhandledExceptionFilter
IsDebuggerPresent
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
GetProcAddress
GetModuleHandleW
CreateEventW
WaitForSingleObjectEx
ResetEvent
SetEvent
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
LeaveCriticalSection
EnterCriticalSection
InitializeSListHead
shell32
ShellExecuteExA
msvcp140
?_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@?$codecvt@DDU_Mbstatet@@@std@@2V0locale@2@A
??Bid@locale@std@@QEAA_KXZ
?sputc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHD@Z
?sputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAA_JPEBD_J@Z
?uncaught_exceptions@std@@YAHXZ
?setstate@?$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?$char_traits@D@std@@@std@@QEAAAEAV12@XZ
?cout@std@@3V?$basic_ostream@DU?$char_traits@D@std@@@1@A
??0_Lockit@std@@QEAA@H@Z
??1_Lockit@std@@QEAA@XZ
?_Xlength_error@std@@YAXPEBD@Z
libcurl
curl_easy_cleanup
curl_easy_perform
curl_easy_setopt
curl_easy_init
curl_easy_getinfo
vcruntime140
memset
__current_exception
__current_exception_context
__C_specific_handler
__std_terminate
memmove
memcpy
__std_exception_copy
__std_exception_destroy
_CxxThrowException
vcruntime140_1
__CxxFrameHandler4
api-ms-win-crt-runtime-l1-1-0
_seh_filter_exe
_set_app_type
_cexit
_get_initial_narrow_environment
_initterm
_initterm_e
exit
_exit
__p___argc
__p___argv
_c_exit
_register_thread_local_exe_atexit_callback
_crt_atexit
_initialize_onexit_table
_initialize_narrow_environment
terminate
_configure_narrow_argv
system
_invalid_parameter_noinfo_noreturn
_register_onexit_function
api-ms-win-crt-stdio-l1-1-0
__p__commode
_set_fmode
__stdio_common_vsprintf
ungetc
setvbuf
_fseeki64
fsetpos
fputc
fgetpos
fgetc
fflush
_get_stream_buffer_pointers
fwrite
fopen_s
fread
fclose
api-ms-win-crt-heap-l1-1-0
malloc
_callnewh
_set_new_mode
free
api-ms-win-crt-filesystem-l1-1-0
_unlock_file
remove
_lock_file
api-ms-win-crt-math-l1-1-0
__setusermatherr
api-ms-win-crt-locale-l1-1-0
_configthreadlocale
Sections
.text Size: 16KB - Virtual size: 15KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 13KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1024B - Virtual size: 1000B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 1KB - Virtual size: 1KB
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: 512B - Virtual size: 148B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ