Static task
static1
Behavioral task
behavioral1
Sample
GUI.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
GUI.exe
Resource
win10v2004-20240221-en
General
-
Target
GUI.exe
-
Size
1.2MB
-
MD5
1f53d8fbb8236def954e8524c6580cdb
-
SHA1
7a17d84d11fdd20fbb63a0c832515ef6f05d39b5
-
SHA256
b1d95c51d1f3097af6a1f35d24014d958975dd3a0430af97ac0ee10500f53c5d
-
SHA512
c62a1eacc0ac7735718efc0df2c7ba3cc5d54ccc2f45f421dfcb7a38d0198cbab7e7d09dca74d3dc7254e87a1901f407cfc59460749d9fb0be046671770f6c4d
-
SSDEEP
24576:QKHxLBnNU++pBPnY+ZNMkdp3D7PnyrFTSpkPruGKFzFTSpkPYnIa2:5xFG+4/hXrh7/sFTFyFTFYn
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource GUI.exe
Files
-
GUI.exe.exe windows:6 windows x64 arch:x64
04796991582c5fe44ac26b246419bf4a
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
libcrypto-3-x64
EVP_EncryptUpdate
EVP_CIPHER_CTX_new
EVP_aes_256_cbc
BIO_new
BIO_ctrl
BIO_push
BIO_f_base64
ERR_print_errors_fp
BIO_set_flags
EVP_EncryptInit_ex
BIO_s_mem
BIO_free_all
BIO_write
EVP_EncryptFinal_ex
EVP_CIPHER_get_block_size
EVP_CIPHER_CTX_free
kernel32
ReleaseSRWLockExclusive
AcquireSRWLockExclusive
WakeAllConditionVariable
SleepConditionVariableSRW
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
FindFirstFileW
FindClose
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
CreateDirectoryW
GetStartupInfoW
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
OutputDebugStringW
GetFileAttributesExW
GetFileInformationByHandleEx
GetLocaleInfoEx
AreFileApisANSI
GetModuleHandleA
GetCommandLineW
GetFileSizeEx
CreateFileA
WaitForMultipleObjects
PeekNamedPipe
ReadFile
GetFileType
GetStdHandle
GetEnvironmentVariableA
WaitForSingleObjectEx
MoveFileExA
GetTickCount
VerifyVersionInfoA
FreeLibrary
GetSystemDirectoryA
SleepEx
LeaveCriticalSection
EnterCriticalSection
LocalFree
FormatMessageA
SetLastError
QueryFullProcessImageNameW
GetModuleFileNameA
UnmapViewOfFile
MapViewOfFile
CreateFileMappingW
VirtualProtect
CreateFileW
CloseHandle
GetLastError
QueryPerformanceCounter
VerifyVersionInfoW
GetModuleHandleW
VerSetConditionMask
GetProcAddress
QueryPerformanceFrequency
LoadLibraryA
GlobalUnlock
WideCharToMultiByte
GlobalLock
GlobalFree
GlobalAlloc
MultiByteToWideChar
HeapSize
GetProcessHeap
InitializeCriticalSectionEx
HeapDestroy
DeleteCriticalSection
Sleep
GetCurrentProcess
InitializeSListHead
CreateThread
HeapAlloc
HeapReAlloc
HeapFree
user32
IsIconic
SetCursorPos
ReleaseDC
ReleaseCapture
GetClientRect
SetWindowLongW
SetCursor
GetCursorPos
OpenClipboard
CloseClipboard
EmptyClipboard
GetClipboardData
SetClipboardData
SetCapture
LoadCursorW
BringWindowToTop
SetFocus
SetLayeredWindowAttributes
GetForegroundWindow
IsChild
ClientToScreen
GetMonitorInfoW
GetCapture
ShowWindow
WindowFromPoint
RegisterClassExW
SetWindowTextW
UnregisterClassW
ScreenToClient
CreateWindowExW
EnumDisplayMonitors
MonitorFromWindow
SetWindowPos
GetDC
SetForegroundWindow
DestroyWindow
MessageBoxW
DispatchMessageW
PeekMessageW
TranslateMessage
PostQuitMessage
UpdateWindow
MessageBoxA
GetWindowLongW
DefWindowProcW
AdjustWindowRectEx
GetKeyState
gdi32
GetDeviceCaps
shell32
CommandLineToArgvW
ShellExecuteA
msvcp140
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@P6AAEAV01@AEAV01@@Z@Z
?write@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@PEBD_J@Z
??1?$basic_istream@DU?$char_traits@D@std@@@std@@UEAA@XZ
?read@?$basic_istream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@PEAD_J@Z
?seekg@?$basic_istream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@_JH@Z
?tellg@?$basic_istream@DU?$char_traits@D@std@@@std@@QEAA?AV?$fpos@U_Mbstatet@@@2@XZ
?good@ios_base@std@@QEBA_NXZ
??7ios_base@std@@QEBA_NXZ
?always_noconv@codecvt_base@std@@QEBA_NXZ
??Bid@locale@std@@QEAA_KXZ
?setf@ios_base@std@@QEAAHHH@Z
?pbase@?$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?$char_traits@D@std@@@std@@QEAADD@Z
??6?$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?$char_traits@D@std@@@std@@UEAA@XZ
??1?$basic_ios@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
??1?$basic_ostream@DU?$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
?setstate@?$basic_ios@DU?$char_traits@D@std@@@std@@QEAAXH_N@Z
?_Xlength_error@std@@YAXPEBD@Z
_Query_perf_frequency
??1_Lockit@std@@QEAA@XZ
??0_Lockit@std@@QEAA@H@Z
?_Throw_Cpp_error@std@@YAXH@Z
?cout@std@@3V?$basic_ostream@DU?$char_traits@D@std@@@1@A
?_Getgloballocale@locale@std@@CAPEAV_Locimp@12@XZ
?uncaught_exception@std@@YA_NXZ
?_Xout_of_range@std@@YAXPEBD@Z
?cerr@std@@3V?$basic_ostream@DU?$char_traits@D@std@@@1@A
?_Winerror_map@std@@YAHH@Z
?id@?$codecvt@DDU_Mbstatet@@@std@@2V0locale@2@A
?_Fiopen@std@@YAPEAU_iobuf@@PEBDHH@Z
?_Fiopen@std@@YAPEAU_iobuf@@PEB_WHH@Z
?_Pninc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAPEADXZ
?epptr@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ
?gbump@?$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?$char_traits@D@std@@@std@@IEBAPEADXZ
?sputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAA_JPEBD_J@Z
?out@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEBD1AEAPEBDPEAD3AEAPEAD@Z
?in@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEBD1AEAPEBDPEAD3AEAPEAD@Z
?flush@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@XZ
?_Osfx@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAXXZ
?_Init@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXXZ
?setg@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXPEAD00@Z
?getloc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEBA?AVlocale@2@XZ
??0?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAA@XZ
?unshift@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEAD1AEAPEAD@Z
?widen@?$basic_ios@DU?$char_traits@D@std@@@std@@QEBADD@Z
?sputc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHD@Z
?put@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@D@Z
?_Getcat@?$codecvt@DDU_Mbstatet@@@std@@SA_KPEAPEBVfacet@locale@2@PEBV42@@Z
_Xtime_get_ticks
_Thrd_detach
_Query_perf_counter
_Thrd_sleep
_Cnd_do_broadcast_at_thread_exit
?_Syserror_map@std@@YAPEBDH@Z
?_Xbad_function_call@std@@YAXXZ
xinput1_3
ord2
ord4
imm32
ImmSetCompositionWindow
ImmGetContext
ImmReleaseContext
d3d9
Direct3DCreate9
normaliz
IdnToAscii
wldap32
ord143
ord217
ord46
ord211
ord60
ord45
ord50
ord41
ord22
ord26
ord27
ord32
ord33
ord35
ord79
ord30
ord200
ord301
crypt32
CryptStringToBinaryA
PFXImportCertStore
CryptDecodeObjectEx
CertAddCertificateContextToStore
CertFindExtension
CertGetNameStringA
CryptQueryObject
CertFreeCertificateContext
CertFreeCertificateChainEngine
CertGetCertificateChain
CertFreeCertificateChain
CertFindCertificateInStore
CertEnumCertificatesInStore
CertCloseStore
CertOpenStore
CertCreateCertificateChainEngine
ws2_32
bind
send
connect
getpeername
getsockname
getsockopt
recv
htons
ntohs
setsockopt
socket
WSASetLastError
WSAIoctl
WSAStartup
WSACleanup
accept
htonl
listen
ioctlsocket
select
ntohl
gethostname
sendto
recvfrom
freeaddrinfo
getaddrinfo
closesocket
WSAGetLastError
__WSAFDIsSet
rpcrt4
UuidCreate
UuidToStringA
RpcStringFreeA
psapi
GetModuleInformation
userenv
UnloadUserProfile
vcruntime140_1
__CxxFrameHandler4
vcruntime140
__C_specific_handler
__current_exception_context
__current_exception
strrchr
memset
memmove
memcpy
memcmp
memchr
_CxxThrowException
strchr
strstr
__std_terminate
__std_exception_copy
__std_exception_destroy
api-ms-win-crt-runtime-l1-1-0
abort
_invalid_parameter_noinfo_noreturn
exit
_beginthreadex
terminate
_errno
system
strerror
__sys_nerr
_invalid_parameter_noinfo
_resetstkoflw
_register_thread_local_exe_atexit_callback
_c_exit
_getpid
_exit
_initterm_e
_initterm
_get_narrow_winmain_command_line
_set_app_type
_seh_filter_exe
_cexit
_crt_atexit
_register_onexit_function
_initialize_onexit_table
_initialize_narrow_environment
_configure_narrow_argv
api-ms-win-crt-heap-l1-1-0
_set_new_mode
malloc
_callnewh
free
realloc
calloc
api-ms-win-crt-stdio-l1-1-0
fclose
fwrite
_set_fmode
_lseeki64
_wfopen
__acrt_iob_func
fread
__stdio_common_vsscanf
feof
fputs
fopen
ftell
__p__commode
fflush
_read
_write
_popen
_pclose
fgets
_close
_open
_get_stream_buffer_pointers
_fseeki64
fsetpos
ungetc
fputc
setvbuf
fgetpos
__stdio_common_vsprintf
fgetc
fseek
api-ms-win-crt-string-l1-1-0
_strdup
tolower
strpbrk
isupper
strcspn
strncmp
strncpy
strspn
strcmp
api-ms-win-crt-utility-l1-1-0
qsort
api-ms-win-crt-convert-l1-1-0
strtoull
strtoll
strtoul
strtol
strtod
atoi
api-ms-win-crt-filesystem-l1-1-0
_lock_file
_fstat64
_unlock_file
_access
_unlink
_stat64
api-ms-win-crt-time-l1-1-0
_time64
_gmtime64
api-ms-win-crt-locale-l1-1-0
___lc_codepage_func
localeconv
_configthreadlocale
api-ms-win-crt-math-l1-1-0
sqrtf
_dclass
__setusermatherr
ceilf
cosf
floorf
fmodf
sinf
acosf
advapi32
OpenProcessToken
AddAccessAllowedAce
CopySid
SetSecurityInfo
IsValidSid
InitializeAcl
GetTokenInformation
GetLengthSid
ConvertSidToStringSidA
CryptEncrypt
CryptImportKey
CryptDestroyKey
CryptDestroyHash
CryptHashData
CryptCreateHash
CryptGenRandom
CryptGetHashParam
CryptReleaseContext
CryptAcquireContextA
Sections
.text Size: 660KB - Virtual size: 660KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 532KB - Virtual size: 532KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 23KB - Virtual size: 23KB
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: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ