Static task
static1
Behavioral task
behavioral1
Sample
5vzfa95j.exe
Resource
win10-20231023-en
Behavioral task
behavioral2
Sample
5vzfa95j.exe
Resource
win10v2004-20231020-en
General
-
Target
5vzfa95j.exe
-
Size
716KB
-
MD5
776609614f7cbbc99e977f12ba603911
-
SHA1
b24b5a3e446d2387413f6754cc5d188584d985bc
-
SHA256
06445cf5ff61c9e811a1b0bfeb0d48f22267f7b29e8605ee624f841165f5fd6e
-
SHA512
52a3295f3a3a11a47adceeb967a5e88be84af018efc4d7966fd5ba9af3720356c4899a6885be870c2cabcb0aa0bc399fc5418065100f99cde40b27f31a22234f
-
SSDEEP
12288:IFIEMUljUQHdNFtjElNYSDfVHtwxl//QfA7W6mBqW4Nxrgbw:IFIEpHdtovDdHtedQGW6mBqW4O
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 5vzfa95j.exe
Files
-
5vzfa95j.exe.exe windows:6 windows x64 arch:x64
072893589e27581423a402b160e44821
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
VerSetConditionMask
QueryPerformanceFrequency
GetSystemDirectoryA
VerifyVersionInfoA
QueryPerformanceCounter
GetTickCount
MoveFileExA
WaitForSingleObjectEx
MultiByteToWideChar
GetEnvironmentVariableA
GetFileType
PeekNamedPipe
WaitForMultipleObjects
CreateFileA
GetFileSizeEx
WideCharToMultiByte
CreateFileMappingW
InitializeSListHead
GetSystemTimeAsFileTime
GetCurrentThreadId
GetCurrentProcessId
IsDebuggerPresent
IsProcessorFeaturePresent
TerminateProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
LeaveCriticalSection
GetCurrentProcess
DeleteCriticalSection
InitializeCriticalSectionEx
GetProcessHeap
HeapSize
HeapFree
HeapReAlloc
HeapAlloc
HeapDestroy
Process32NextW
Process32FirstW
CreateToolhelp32Snapshot
SetConsoleTextAttribute
LoadLibraryW
LoadLibraryA
LoadLibraryExA
GetProcAddress
GetModuleHandleA
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
SleepConditionVariableSRW
WakeAllConditionVariable
AcquireSRWLockExclusive
ReleaseSRWLockExclusive
SleepEx
EnterCriticalSection
LocalFree
FormatMessageA
QueryFullProcessImageNameW
GetModuleHandleW
GetModuleFileNameA
UnmapViewOfFile
CreateThread
MapViewOfFile
FreeLibrary
VirtualFree
VirtualProtect
VirtualAlloc
Sleep
SetLastError
GetLastError
CloseHandle
Beep
ReadFile
CreateFileW
OutputDebugStringW
GetStdHandle
user32
EnumWindows
GetWindowThreadProcessId
SetWindowsHookExA
GetAsyncKeyState
MessageBoxA
FindWindowA
UnhookWindowsHookEx
advapi32
CryptDestroyKey
AddAccessAllowedAce
GetLengthSid
GetTokenInformation
InitializeAcl
IsValidSid
SetSecurityInfo
CopySid
ConvertSidToStringSidA
CryptAcquireContextA
CryptReleaseContext
CryptGetHashParam
CryptGenRandom
CryptCreateHash
CryptHashData
CryptEncrypt
CryptImportKey
OpenProcessToken
CryptDestroyHash
shell32
ShellExecuteA
msvcp140
?sputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAA_JPEBD_J@Z
?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
?egptr@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ
?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
?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
?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
?setstate@?$basic_ios@DU?$char_traits@D@std@@@std@@QEAAXH_N@Z
?tie@?$basic_ios@DU?$char_traits@D@std@@@std@@QEBAPEAV?$basic_ostream@DU?$char_traits@D@std@@@2@XZ
?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
??0?$basic_ios@DU?$char_traits@D@std@@@std@@IEAA@XZ
?_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@K@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@PEBX@Z
?put@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@D@Z
?flush@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@XZ
?_Ipfx@?$basic_istream@DU?$char_traits@D@std@@@std@@QEAA_N_N@Z
?_Random_device@std@@YAIXZ
?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@?$ctype@D@std@@2V0locale@2@A
?cin@std@@3V?$basic_istream@DU?$char_traits@D@std@@@1@A
?cout@std@@3V?$basic_ostream@DU?$char_traits@D@std@@@1@A
?setf@ios_base@std@@QEAAHHH@Z
?fill@?$basic_ios@DU?$char_traits@D@std@@@std@@QEAADD@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@P6AAEAVios_base@1@AEAV21@@Z@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@H@Z
??0?$basic_iostream@DU?$char_traits@D@std@@@std@@QEAA@PEAV?$basic_streambuf@DU?$char_traits@D@std@@@1@@Z
??1?$basic_iostream@DU?$char_traits@D@std@@@std@@UEAA@XZ
?_Xbad_function_call@std@@YAXXZ
?setw@std@@YA?AU?$_Smanip@_J@1@_J@Z
?sputc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHD@Z
?good@ios_base@std@@QEBA_NXZ
?flags@ios_base@std@@QEBAHXZ
_Thrd_sleep
_Query_perf_frequency
_Query_perf_counter
_Xtime_get_ticks
?uncaught_exceptions@std@@YAHXZ
??Bid@locale@std@@QEAA_KXZ
?_Getgloballocale@locale@std@@CAPEAV_Locimp@12@XZ
??0_Lockit@std@@QEAA@H@Z
??1_Lockit@std@@QEAA@XZ
?_Xlength_error@std@@YAXPEBD@Z
?_Xout_of_range@std@@YAXPEBD@Z
?_Getcat@?$ctype@D@std@@SA_KPEAPEBVfacet@locale@2@PEBV42@@Z
?snextc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHXZ
?sgetc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHXZ
??1?$basic_streambuf@DU?$char_traits@D@std@@@std@@UEAA@XZ
??0?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAA@XZ
?getloc@ios_base@std@@QEBA?AVlocale@2@XZ
?width@ios_base@std@@QEAA_J_J@Z
?width@ios_base@std@@QEBA_JXZ
ntdll
RtlImageNtHeader
normaliz
IdnToAscii
wldap32
ord33
ord32
ord27
ord26
ord22
ord41
ord79
ord45
ord60
ord211
ord46
ord217
ord143
ord35
ord50
ord200
ord301
ord30
crypt32
CertFreeCertificateChain
CertGetCertificateChain
CertFreeCertificateChainEngine
CertCreateCertificateChainEngine
CryptQueryObject
CertGetNameStringA
CertFindExtension
CertAddCertificateContextToStore
CryptDecodeObjectEx
PFXImportCertStore
CryptStringToBinaryA
CertFreeCertificateContext
CertFindCertificateInStore
CertEnumCertificatesInStore
CertOpenStore
CertCloseStore
ws2_32
getsockopt
getsockname
getpeername
htons
bind
WSAGetLastError
send
recv
closesocket
ntohs
setsockopt
socket
WSASetLastError
WSAIoctl
WSAStartup
WSACleanup
accept
htonl
listen
ioctlsocket
__WSAFDIsSet
select
getaddrinfo
freeaddrinfo
recvfrom
sendto
gethostname
ntohl
connect
rpcrt4
UuidToStringA
RpcStringFreeA
UuidCreate
psapi
GetModuleInformation
userenv
UnloadUserProfile
vcruntime140
__current_exception
__std_exception_copy
__std_exception_destroy
_CxxThrowException
__C_specific_handler
memcpy
memmove
memset
memchr
memcmp
strchr
strrchr
__std_terminate
strstr
__current_exception_context
vcruntime140_1
__CxxFrameHandler4
api-ms-win-crt-runtime-l1-1-0
__sys_nerr
terminate
strerror
_register_thread_local_exe_atexit_callback
system
_resetstkoflw
_c_exit
__p___argv
__p___argc
_exit
_initterm_e
_initterm
_get_initial_narrow_environment
exit
_errno
_set_app_type
_seh_filter_exe
_beginthreadex
_cexit
_invalid_parameter_noinfo_noreturn
_getpid
_crt_atexit
_register_onexit_function
_initialize_onexit_table
_configure_narrow_argv
_initialize_narrow_environment
_invalid_parameter_noinfo
api-ms-win-crt-heap-l1-1-0
free
realloc
malloc
calloc
_callnewh
_set_new_mode
api-ms-win-crt-utility-l1-1-0
qsort
api-ms-win-crt-convert-l1-1-0
atoi
strtoull
strtoll
strtod
strtol
strtoul
api-ms-win-crt-string-l1-1-0
strcpy_s
strspn
strcspn
strcmp
strpbrk
_wcsicmp
isupper
tolower
_strdup
strncpy
strncmp
api-ms-win-crt-stdio-l1-1-0
_lseeki64
fwrite
ftell
fseek
feof
__stdio_common_vfprintf
__stdio_common_vsscanf
_set_fmode
fputs
fopen
__acrt_iob_func
fputc
__stdio_common_vsprintf
__p__commode
_popen
fclose
_read
_write
_pclose
fgets
_close
_open
fread
fflush
api-ms-win-crt-filesystem-l1-1-0
remove
_fstat64
_access
_unlink
_stat64
api-ms-win-crt-time-l1-1-0
_time64
_mktime64
_difftime64
_localtime64_s
_gmtime64
api-ms-win-crt-locale-l1-1-0
_configthreadlocale
localeconv
api-ms-win-crt-math-l1-1-0
_dclass
__setusermatherr
Sections
.text Size: 457KB - Virtual size: 456KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 109KB - Virtual size: 108KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 125KB - Virtual size: 134KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 18KB - Virtual size: 17KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 5KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ