E:\Visual Studio Shit\SynapseDowngrader\x64\Release\SynapseDowngrader.pdb
Static task
static1
Behavioral task
behavioral1
Sample
SynapseDowngrader.exe
Resource
win10-20240611-en
General
-
Target
SynapseDowngrader.exe
-
Size
600KB
-
MD5
8c48b5f9d5efc74bfb95390ea23f2db7
-
SHA1
76e3c2b597164b9009c65f421e87abfc3b3e412b
-
SHA256
21829708b9a4864c95b5f388fb3e0e850c2f1e04e17f093e6e6bb7d7f383e913
-
SHA512
de80367169c7862ec66505c84c42be1134c16c9c19a8f1344d6ed9dd1d7510fe993cc249b077c2e61c2f3cdd2555930eef50f44e287fb42ef11b00593229a28f
-
SSDEEP
12288:Egby/bP2s/c9DO3LOBCjey8al5+mAIG+dGRqCW77UZh:Egby/bP2sIDULOBCjlvWI7GRk2
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource SynapseDowngrader.exe
Files
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SynapseDowngrader.exe.exe windows:6 windows x64 arch:x64
8db639027d825ac8221b7fcb404ec8c6
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
msvcp140
?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
?_Unlock@?$basic_streambuf@DU?$char_traits@D@std@@@std@@UEAAXXZ
?_Lock@?$basic_streambuf@DU?$char_traits@D@std@@@std@@UEAAXXZ
?_Xinvalid_argument@std@@YAXPEBD@Z
??Bios_base@std@@QEBA_NXZ
?getloc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEBA?AVlocale@2@XZ
??0?$basic_iostream@DU?$char_traits@D@std@@@std@@QEAA@PEAV?$basic_streambuf@DU?$char_traits@D@std@@@1@@Z
??0?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAA@XZ
?unshift@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEAD1AEAPEAD@Z
?flush@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@XZ
?tie@?$basic_ios@DU?$char_traits@D@std@@@std@@QEBAPEAV?$basic_ostream@DU?$char_traits@D@std@@@2@XZ
?sputc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHD@Z
?snextc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHXZ
?sgetc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHXZ
?_Osfx@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAXXZ
?_Getcat@?$codecvt@DDU_Mbstatet@@@std@@SA_KPEAPEBVfacet@locale@2@PEBV42@@Z
??1?$basic_iostream@DU?$char_traits@D@std@@@std@@UEAA@XZ
?setp@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXPEAD00@Z
?setp@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXPEAD0@Z
?cerr@std@@3V?$basic_ostream@DU?$char_traits@D@std@@@1@A
?put@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@D@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@P6AAEAV01@AEAV01@@Z@Z
?widen@?$basic_ios@DU?$char_traits@D@std@@@std@@QEBADD@Z
?_Throw_Cpp_error@std@@YAXH@Z
_Mtx_unlock
_Mtx_lock
_Mtx_destroy_in_situ
_Mtx_init_in_situ
?uncaught_exception@std@@YA_NXZ
??Bid@locale@std@@QEAA_KXZ
?always_noconv@codecvt_base@std@@QEBA_NXZ
?_Getcat@?$ctype@D@std@@SA_KPEAPEBVfacet@locale@2@PEBV42@@Z
?good@ios_base@std@@QEBA_NXZ
?flags@ios_base@std@@QEBAHXZ
?width@ios_base@std@@QEBA_JXZ
?width@ios_base@std@@QEAA_J_J@Z
?getloc@ios_base@std@@QEBA?AVlocale@2@XZ
??5?$basic_istream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@AEAH@Z
??1?$basic_istream@DU?$char_traits@D@std@@@std@@UEAA@XZ
??1?$basic_ostream@DU?$char_traits@D@std@@@std@@UEAA@XZ
??1?$basic_ios@DU?$char_traits@D@std@@@std@@UEAA@XZ
?xsputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JPEBD_J@Z
?xsgetn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JPEAD_J@Z
?showmanyc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JXZ
??1?$basic_streambuf@DU?$char_traits@D@std@@@std@@UEAA@XZ
??0?$basic_istream@DU?$char_traits@D@std@@@std@@QEAA@PEAV?$basic_streambuf@DU?$char_traits@D@std@@@1@_N@Z
??0?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAA@PEAV?$basic_streambuf@DU?$char_traits@D@std@@@1@_N@Z
??0?$basic_ios@DU?$char_traits@D@std@@@std@@IEAA@XZ
?rdbuf@?$basic_ios@DU?$char_traits@D@std@@@std@@QEBAPEAV?$basic_streambuf@DU?$char_traits@D@std@@@2@XZ
?setstate@?$basic_ios@DU?$char_traits@D@std@@@std@@QEAAXH_N@Z
?_Pninc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAPEADXZ
?epptr@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ
?setg@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXPEAD00@Z
?gbump@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXH@Z
?egptr@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ
?pptr@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ
?gptr@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ
?eback@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ
?out@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEBD1AEAPEBDPEAD3AEAPEAD@Z
?in@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEBD1AEAPEBDPEAD3AEAPEAD@Z
?_Ipfx@?$basic_istream@DU?$char_traits@D@std@@@std@@QEAA_N_N@Z
?_Init@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXXZ
?fill@?$basic_ios@DU?$char_traits@D@std@@@std@@QEBADXZ
?sputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAA_JPEBD_J@Z
?_Syserror_map@std@@YAPEBDH@Z
?_Xlength_error@std@@YAXPEBD@Z
?id@?$ctype@D@std@@2V0locale@2@A
?_Fiopen@std@@YAPEAU_iobuf@@PEBDHH@Z
?id@?$codecvt@DDU_Mbstatet@@@std@@2V0locale@2@A
?_Winerror_map@std@@YAHH@Z
?_Xout_of_range@std@@YAXPEBD@Z
?_Xbad_alloc@std@@YAXXZ
?cin@std@@3V?$basic_istream@DU?$char_traits@D@std@@@1@A
?_Getgloballocale@locale@std@@CAPEAV_Locimp@12@XZ
?uncaught_exceptions@std@@YAHXZ
??0_Lockit@std@@QEAA@H@Z
??1_Lockit@std@@QEAA@XZ
?sbumpc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHXZ
bcrypt
BCryptGenRandom
vcruntime140_1
__CxxFrameHandler4
vcruntime140
memmove
memset
__std_terminate
strchr
strstr
memcpy
wcschr
__C_specific_handler
memcmp
__std_exception_destroy
__std_exception_copy
strrchr
__current_exception_context
__current_exception
_CxxThrowException
memchr
api-ms-win-crt-stdio-l1-1-0
_wfopen
_set_fmode
__p__commode
__stdio_common_vsprintf
_read
fseek
feof
ftell
_write
_fileno
fputs
_close
_wopen
_lseeki64
fputc
_get_stream_buffer_pointers
__stdio_common_vsscanf
_fseeki64
fread
fsetpos
ungetc
setvbuf
fgetpos
fwrite
fgets
__acrt_iob_func
fflush
__stdio_common_vfprintf
fgetc
fclose
api-ms-win-crt-heap-l1-1-0
free
_set_new_mode
realloc
calloc
malloc
_callnewh
api-ms-win-crt-runtime-l1-1-0
_initterm_e
_initialize_onexit_table
_register_onexit_function
abort
_register_thread_local_exe_atexit_callback
_c_exit
_crt_atexit
_initialize_narrow_environment
__p___argc
__sys_nerr
__sys_errlist
system
_cexit
_seh_filter_exe
_invalid_parameter_noinfo_noreturn
_errno
_exit
terminate
_beginthreadex
_set_app_type
exit
__p___argv
_get_initial_narrow_environment
_initterm
_configure_narrow_argv
api-ms-win-crt-filesystem-l1-1-0
_waccess
_wstat64
_unlink
_fstat64
_unlock_file
_lock_file
api-ms-win-crt-math-l1-1-0
_fdopen
__setusermatherr
api-ms-win-crt-time-l1-1-0
_time64
strftime
_gmtime64
api-ms-win-crt-string-l1-1-0
wcspbrk
strcmp
strspn
_wcsdup
strpbrk
strncmp
wcsncpy
_strdup
strncpy
strcspn
wcsncmp
tolower
api-ms-win-crt-convert-l1-1-0
strtoll
strtoul
strtol
atoi
wcstombs
api-ms-win-crt-utility-l1-1-0
qsort
api-ms-win-crt-locale-l1-1-0
___lc_codepage_func
_configthreadlocale
ws2_32
select
connect
recv
getpeername
__WSAFDIsSet
htonl
ioctlsocket
inet_pton
getsockopt
send
WSACloseEvent
WSACreateEvent
WSAEnumNetworkEvents
WSAEventSelect
WSAResetEvent
WSAWaitForMultipleEvents
closesocket
WSAGetLastError
ntohs
WSASetLastError
inet_ntop
WSAStartup
WSACleanup
htons
socket
bind
recvfrom
sendto
accept
getsockname
listen
getaddrinfo
freeaddrinfo
setsockopt
WSAIoctl
gethostname
crypt32
CertGetNameStringW
CryptQueryObject
CertFindExtension
CertFreeCertificateChainEngine
CertGetCertificateChain
CertFreeCertificateChain
CertAddCertificateContextToStore
CryptDecodeObjectEx
PFXImportCertStore
CryptStringToBinaryW
CertFreeCertificateContext
CertFindCertificateInStore
CertEnumCertificatesInStore
CertCloseStore
CertCreateCertificateChainEngine
CertOpenStore
ntdll
VerSetConditionMask
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
kernel32
AcquireSRWLockExclusive
MultiByteToWideChar
WideCharToMultiByte
QueryPerformanceCounter
GetTickCount
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionEx
DeleteCriticalSection
QueryPerformanceFrequency
GetSystemDirectoryW
FreeLibrary
GetModuleHandleW
GetProcAddress
LoadLibraryW
GetLastError
GetEnvironmentVariableA
SetLastError
FormatMessageW
Sleep
MoveFileExW
GetStdHandle
GetFileType
ReadFile
PeekNamedPipe
WaitForMultipleObjects
GetCurrentProcessId
CloseHandle
WaitForSingleObjectEx
SleepEx
GetModuleHandleA
VerifyVersionInfoW
CreateFileW
GetFileSizeEx
LocalFree
FormatMessageA
GetLocaleInfoEx
FindClose
FindFirstFileW
GetFileAttributesExW
AreFileApisANSI
GetFileInformationByHandleEx
WakeAllConditionVariable
SleepConditionVariableSRW
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
ReleaseSRWLockExclusive
advapi32
CryptEncrypt
CryptImportKey
CryptDestroyKey
CryptDestroyHash
CryptHashData
CryptCreateHash
CryptGetHashParam
CryptReleaseContext
CryptAcquireContextW
Sections
.text Size: 445KB - Virtual size: 444KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 125KB - Virtual size: 124KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 22KB - Virtual size: 21KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 512B - Virtual size: 480B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ