Static task
static1
Behavioral task
behavioral1
Sample
KeyAuth.exe
Resource
win11-20240611-en
General
-
Target
KeyAuth.exe
-
Size
577KB
-
MD5
7d2ba7038a659d85c54e60b869855874
-
SHA1
43c921c56c89b42e0191763c1727569f98a11742
-
SHA256
28a9e8929a519c39bc1f7cf446325cabe13bfc886ad24666d8f7f41df9740b88
-
SHA512
33d2732b398a59ddfa51cca3175d169d93eae5da5a6884260f8fc61b4defb4f84840e20633e25470d04ea5d8a66dcb5b45fe2a6fd0bfd2b54c857e649abd951f
-
SSDEEP
12288:PWq+FzUHlnCIlIk4B//RsU12t9PIeOgk7C:Pj+FYHZjZ4B/eOCPm7C
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource KeyAuth.exe
Files
-
KeyAuth.exe.exe windows:6 windows x64 arch:x64
cdd6ce72594d3a26e2ebd0b20baedfd7
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
PeekNamedPipe
WaitForMultipleObjects
CreateFileA
GetFileSizeEx
WideCharToMultiByte
OutputDebugStringW
InitializeSListHead
GetSystemTimeAsFileTime
GetCurrentThreadId
GetCurrentProcessId
LoadLibraryA
GetProcAddress
FreeLibrary
GetSystemDirectoryA
QueryPerformanceFrequency
VerSetConditionMask
SleepEx
LeaveCriticalSection
EnterCriticalSection
LocalFree
FormatMessageA
SetLastError
QueryFullProcessImageNameW
GetModuleHandleW
GetModuleHandleA
GetModuleFileNameW
GetModuleFileNameA
UnmapViewOfFile
MapViewOfFile
CreateFileMappingW
VirtualProtect
IsDebuggerPresent
IsProcessorFeaturePresent
GetFileType
SetUnhandledExceptionFilter
UnhandledExceptionFilter
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
SleepConditionVariableSRW
WakeAllConditionVariable
AcquireSRWLockExclusive
ReleaseSRWLockExclusive
GetFileInformationByHandleEx
AreFileApisANSI
GetFileAttributesExW
FindFirstFileW
FindClose
CreateDirectoryW
GetCurrentDirectoryW
GetLocaleInfoEx
ReadFile
GetStdHandle
GetEnvironmentVariableA
MultiByteToWideChar
WaitForSingleObjectEx
MoveFileExA
GetTickCount
QueryPerformanceCounter
TerminateProcess
VerifyVersionInfoA
CreateThread
GetCurrentProcess
DeleteCriticalSection
InitializeCriticalSectionEx
GetProcessHeap
HeapSize
HeapFree
HeapReAlloc
HeapAlloc
HeapDestroy
GetLastError
CloseHandle
CreateFileW
Sleep
SetConsoleTitleA
user32
MessageBoxA
advapi32
CryptHashData
AddAccessAllowedAce
GetLengthSid
GetTokenInformation
InitializeAcl
IsValidSid
SetSecurityInfo
CopySid
ConvertSidToStringSidA
CryptAcquireContextA
CryptReleaseContext
CryptGetHashParam
CryptGenRandom
CryptCreateHash
CryptDestroyHash
CryptDestroyKey
CryptEncrypt
CryptImportKey
OpenProcessToken
shell32
ShellExecuteA
msvcp140
?_Getcat@?$ctype@D@std@@SA_KPEAPEBVfacet@locale@2@PEBV42@@Z
?always_noconv@codecvt_base@std@@QEBA_NXZ
??Bid@locale@std@@QEAA_KXZ
?setf@ios_base@std@@QEAAHHH@Z
?pbase@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ
?setp@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXPEAD0@Z
?setp@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXPEAD00@Z
?fill@?$basic_ios@DU?$char_traits@D@std@@@std@@QEAADD@Z
?widen@?$basic_ios@DU?$char_traits@D@std@@@std@@QEBADD@Z
??6?$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?$char_traits@D@std@@@std@@UEAA@XZ
?setw@std@@YA?AU?$_Smanip@_J@1@_J@Z
?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
??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
?_Init@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXXZ
?setg@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXPEAD00@Z
?unshift@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEAD1AEAPEAD@Z
?sputc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHD@Z
?sgetc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHXZ
?getloc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEBA?AVlocale@2@XZ
??0?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAA@XZ
?sputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAA_JPEBD_J@Z
?flush@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@XZ
?_Osfx@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAXXZ
?snextc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHXZ
?_Getcat@?$codecvt@DDU_Mbstatet@@@std@@SA_KPEAPEBVfacet@locale@2@PEBV42@@Z
?_Ipfx@?$basic_istream@DU?$char_traits@D@std@@@std@@QEAA_N_N@Z
?_Syserror_map@std@@YAPEBDH@Z
?_Xlength_error@std@@YAXPEBD@Z
?id@?$ctype@D@std@@2V0locale@2@A
?getloc@ios_base@std@@QEBA?AVlocale@2@XZ
??1?$basic_istream@DU?$char_traits@D@std@@@std@@UEAA@XZ
??1?$basic_ostream@DU?$char_traits@D@std@@@std@@UEAA@XZ
?rdbuf@?$basic_ios@DU?$char_traits@D@std@@@std@@QEBAPEAV?$basic_streambuf@DU?$char_traits@D@std@@@2@XZ
??1?$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?$char_traits@D@std@@@std@@MEAA_JXZ
?sbumpc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHXZ
??1?$basic_streambuf@DU?$char_traits@D@std@@@std@@UEAA@XZ
?setstate@?$basic_ios@DU?$char_traits@D@std@@@std@@QEAAXH_N@Z
?_Pninc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAPEADXZ
?_Fiopen@std@@YAPEAU_iobuf@@PEBDHH@Z
?id@?$codecvt@DDU_Mbstatet@@@std@@2V0locale@2@A
?_Xbad_function_call@std@@YAXXZ
?_Winerror_map@std@@YAHH@Z
?_Xout_of_range@std@@YAXPEBD@Z
?cin@std@@3V?$basic_istream@DU?$char_traits@D@std@@@1@A
?uncaught_exception@std@@YA_NXZ
?_Getgloballocale@locale@std@@CAPEAV_Locimp@12@XZ
?cout@std@@3V?$basic_ostream@DU?$char_traits@D@std@@@1@A
??0_Lockit@std@@QEAA@H@Z
??1_Lockit@std@@QEAA@XZ
?out@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEBD1AEAPEBDPEAD3AEAPEAD@Z
?eback@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ
?gptr@?$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?$char_traits@D@std@@@std@@IEAAXH@Z
?epptr@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ
?in@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEBD1AEAPEBDPEAD3AEAPEAD@Z
normaliz
IdnToAscii
wldap32
ord46
ord217
ord60
ord45
ord50
ord41
ord22
ord211
ord26
ord27
ord143
ord32
ord33
ord35
ord79
ord30
ord200
ord301
crypt32
CertOpenStore
CertGetCertificateChain
CertFreeCertificateChainEngine
CertCreateCertificateChainEngine
CryptQueryObject
CertGetNameStringA
CertFindExtension
CertFreeCertificateChain
CryptDecodeObjectEx
PFXImportCertStore
CryptStringToBinaryA
CertFreeCertificateContext
CertFindCertificateInStore
CertEnumCertificatesInStore
CertCloseStore
CertAddCertificateContextToStore
ws2_32
WSAGetLastError
send
recv
closesocket
bind
connect
getpeername
getsockopt
htons
getsockname
ntohs
setsockopt
socket
freeaddrinfo
getaddrinfo
select
ioctlsocket
recvfrom
listen
htonl
accept
WSAIoctl
WSAStartup
WSASetLastError
ntohl
gethostname
sendto
WSACleanup
__WSAFDIsSet
shlwapi
PathFindFileNameW
rpcrt4
RpcStringFreeA
UuidToStringA
UuidCreate
psapi
GetModuleInformation
userenv
UnloadUserProfile
vcruntime140_1
__CxxFrameHandler4
vcruntime140
__C_specific_handler
__current_exception
__current_exception_context
strrchr
__std_exception_destroy
__std_exception_copy
__std_terminate
strstr
_CxxThrowException
memchr
memcmp
memcpy
memmove
memset
strchr
api-ms-win-crt-stdio-l1-1-0
fputc
fopen
fflush
fputs
__acrt_iob_func
_open
_write
fclose
_read
__stdio_common_vsscanf
__p__commode
fgetc
feof
fwrite
_popen
_pclose
fgets
_set_fmode
fseek
__stdio_common_vsprintf
ftell
_lseeki64
fgetpos
setvbuf
_get_stream_buffer_pointers
ungetc
fsetpos
_fseeki64
fread
_close
api-ms-win-crt-heap-l1-1-0
calloc
realloc
malloc
_set_new_mode
free
_callnewh
api-ms-win-crt-math-l1-1-0
_dclass
__setusermatherr
api-ms-win-crt-convert-l1-1-0
strtoul
atoi
strtol
strtoull
strtoll
strtod
api-ms-win-crt-filesystem-l1-1-0
_access
_lock_file
_unlock_file
_fstat64
_unlink
_stat64
api-ms-win-crt-locale-l1-1-0
___lc_codepage_func
localeconv
_configthreadlocale
api-ms-win-crt-runtime-l1-1-0
_crt_atexit
_cexit
_seh_filter_exe
_set_app_type
_configure_narrow_argv
_get_initial_narrow_environment
_initterm
_initterm_e
_exit
system
__p___argc
_register_onexit_function
_c_exit
_register_thread_local_exe_atexit_callback
abort
_initialize_onexit_table
terminate
_getpid
strerror
__sys_nerr
exit
_beginthreadex
_invalid_parameter_noinfo
_invalid_parameter_noinfo_noreturn
_errno
__p___argv
_initialize_narrow_environment
_resetstkoflw
api-ms-win-crt-environment-l1-1-0
getenv
api-ms-win-crt-time-l1-1-0
strftime
_gmtime64
_localtime64
_time64
api-ms-win-crt-string-l1-1-0
strpbrk
strcmp
strcspn
strspn
isupper
strncmp
strncpy
_strdup
tolower
api-ms-win-crt-utility-l1-1-0
qsort
Sections
.text Size: 444KB - Virtual size: 443KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 108KB - Virtual size: 107KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 2KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 19KB - Virtual size: 19KB
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: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ