uiStub[.]exe | Triage

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General

Target

uiStub.exe
Size

480KB
MD5

59239dace9df9d8b68eabda7f5d7e36a
SHA1

6036023313937d845f6d7ab29f6d99537bd591e9
SHA256

3d37c649f39bd133e9375f1a4f6a871e1e33dbbd9075c929465dd8c6ebf8174b
SHA512

22120d5ebc52cb37c17308517c7060cce492d8be72fa9a401908ab916ca28077d43a4a38e8ed08aac2c4c71faddc030fb6576c0951cfef4285d78e898d855e55
SSDEEP

3072:0K9xvlWeQALMlqSaFffDc30O/RKGwrp81jtkk5gS/0K2flrhelwzt1:X9ZIBALMq31rc3b/R2rpTK/c9rh6Y3

Score

1^/10

Malware Config

Signatures

Files

uiStub.exe
.exe windows:6 windows x64 arch:x64

7ed749428caee271b39003536011b3e7

Code Sign

0e:4d:67:f6:43:16:c9:2a:3b:7a:17:cc:46:97:6a:8f
Certificate

Issuer

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

28/07/2021, 00:00

Not After

27/07/2036, 23:59

Subject

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA256 2021 CA1,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0e:2a:45:8a:fc:78:a2:ea:6d:04:8a:e1:92:fe:94:c6
Certificate

Issuer

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA256 2021 CA1,O=DigiCert\, Inc.,C=US

Not Before

17/08/2022, 00:00

Not After

16/08/2025, 23:59

Subject

CN=NortonLifeLock Inc.,OU=Norton Product Engineering - CM,O=NortonLifeLock Inc.,L=Tempe,ST=Arizona,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16
Certificate

Issuer

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Not Before

14/07/2023, 00:00

Not After

13/10/2034, 23:59

Subject

CN=DigiCert Timestamp 2023,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

Issuer

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

23/03/2022, 00:00

Not After

22/03/2037, 23:59

Subject

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

Issuer

CN=DigiCert Assured ID Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

01/08/2022, 00:00

Not After

09/11/2031, 23:59

Subject

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

ec:66:09:15:0f:dd:73:98:d1:39:79:e9:95:9c:11:4a:92:43:37:8b:91:ee:29:d9:74:cf:9e:bd:75:5a:d1:08
Signer

Actual PE Digest

ec:66:09:15:0f:dd:73:98:d1:39:79:e9:95:9c:11:4a:92:43:37:8b:91:ee:29:d9:74:cf:9e:bd:75:5a:d1:08

Digest Algorithm

sha256

PE Digest Matches

true

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

C:\bld_area\Norton_Internet_Security_22.24.5_4\VS141\Bin\x64\Release\uiStub.pdb

Imports

kernel32

LoadResource
FindResourceW
FindResourceExW
CloseHandle
MultiByteToWideChar
GetCurrentThreadId
SetLastError
GetModuleFileNameW
GetModuleHandleW
lstrcmpiW
CreateProcessW
EnterCriticalSection
LeaveCriticalSection
GetCurrentProcess
GetFileSize
ReadFile
lstrlenW
GetSystemTimeAsFileTime
SizeofResource
QueryPerformanceCounter
GetStartupInfoW
IsProcessorFeaturePresent
TerminateProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
CreateEventW
WaitForSingleObjectEx
ResetEvent
SetEvent
InitializeCriticalSectionAndSpinCount
VirtualFree
VirtualAlloc
FlushInstructionCache
InterlockedPushEntrySList
InterlockedPopEntrySList
InitializeSListHead
EncodePointer
OutputDebugStringW
IsDebuggerPresent
LoadLibraryExA
VirtualQuery
VirtualProtect
GetSystemInfo
GetCurrentProcessId
ProcessIdToSessionId
DeleteCriticalSection
DecodePointer
RaiseException
InitializeCriticalSectionEx
WaitForSingleObject
FileTimeToSystemTime
FileTimeToLocalFileTime
GetProcessHeap
HeapAlloc
HeapFree
HeapReAlloc
HeapSize
HeapDestroy
GetLastError
CreateFileW
GetFileAttributesW
GetProcAddress
FreeLibrary
LockResource
LoadLibraryExW

user32

GetClassInfoExW
MessageBoxW
FindWindowW
GetWindowThreadProcessId
IsHungAppWindow
RegisterClassExW
CallWindowProcW
CreateWindowExW
GetWindowLongPtrW
SetWindowLongPtrW
UnregisterClassW
FindWindowExW
IsWindow
AllowSetForegroundWindow
DefWindowProcW
ShowWindow
PeekMessageW
GetMessageW
LoadCursorW
TranslateMessage
DispatchMessageW
GetSystemMetrics
PostMessageW
KillTimer
PostQuitMessage
SetTimer
SetFocus
SetForegroundWindow
RegisterWindowMessageW
CharNextW
SendMessageTimeoutW

advapi32

RegCreateKeyExW
RegSetValueExW
RegEnumKeyExW
RegQueryInfoKeyW
RegDeleteKeyW
UnregisterTraceGuids
RegisterTraceGuidsW
GetTraceEnableFlags
GetTraceEnableLevel
GetTraceLoggerHandle
RegCloseKey
RegQueryValueExW
RegOpenKeyExW
ControlTraceW
TraceMessage
RegDeleteValueW

ole32

CoTaskMemAlloc
CoCreateInstance
IIDFromString
CoTaskMemRealloc
CoTaskMemFree

oleaut32

VarUI4FromStr

shlwapi

PathAddBackslashW
PathIsUNCServerW
PathAppendW
PathFindExtensionW
PathRemoveFileSpecW

msvcp140

?_Xlength_error@std@@YAXPEBD@Z

vcruntime140

_CxxThrowException
memset
memmove
__C_specific_handler
wcsrchr
wcsstr
__std_exception_destroy
_purecall
wcschr
__std_terminate
__CxxFrameHandler3
memcmp
__std_exception_copy
memcpy

api-ms-win-crt-runtime-l1-1-0

_cexit
_crt_atexit
_seh_filter_exe
_set_app_type
_configure_wide_argv
_initialize_wide_environment
_get_wide_winmain_command_line
_initterm
_initterm_e
exit
_exit
_invalid_parameter_noinfo
_c_exit
_register_thread_local_exe_atexit_callback
_register_onexit_function
terminate
_errno
_invalid_parameter_noinfo_noreturn
_initialize_onexit_table

api-ms-win-crt-string-l1-1-0

wcsnlen
iswxdigit
_stricmp
_wcsnicmp
_wcsicmp
wcscpy_s
wcscat_s
strcpy_s
wcsncpy_s
wmemcpy_s
strcat_s

api-ms-win-crt-stdio-l1-1-0

__stdio_common_vswprintf_s
__stdio_common_vsnwprintf_s
__p__commode
__stdio_common_vswprintf
_set_fmode
__stdio_common_vswscanf

api-ms-win-crt-time-l1-1-0

_time64
_mktime64

api-ms-win-crt-heap-l1-1-0

free
malloc
_recalloc
_set_new_mode
_callnewh

api-ms-win-crt-convert-l1-1-0

mbstowcs_s
_wtoi

api-ms-win-crt-filesystem-l1-1-0

_splitpath_s
_waccess

api-ms-win-crt-math-l1-1-0

__setusermatherr

api-ms-win-crt-locale-l1-1-0

_configthreadlocale

Sections

.text
Size: 120KB - Virtual size: 120KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 44KB - Virtual size: 44KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 1KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 5KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 296KB - Virtual size: 295KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 1024B - Virtual size: 660B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

7ed749428caee271b39003536011b3e7

Code Sign

0e:4d:67:f6:43:16:c9:2a:3b:7a:17:cc:46:97:6a:8fCertificate

Extended Key Usages

Key Usages

0e:2a:45:8a:fc:78:a2:ea:6d:04:8a:e1:92:fe:94:c6Certificate

Extended Key Usages

Key Usages

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16Certificate

Extended Key Usages

Key Usages

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5bCertificate

Extended Key Usages

Key Usages

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5aCertificate

Key Usages

ec:66:09:15:0f:dd:73:98:d1:39:79:e9:95:9c:11:4a:92:43:37:8b:91:ee:29:d9:74:cf:9e:bd:75:5a:d1:08Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

advapi32

ole32

oleaut32

shlwapi

msvcp140

vcruntime140

api-ms-win-crt-runtime-l1-1-0

api-ms-win-crt-string-l1-1-0

api-ms-win-crt-stdio-l1-1-0

api-ms-win-crt-time-l1-1-0

api-ms-win-crt-heap-l1-1-0

api-ms-win-crt-convert-l1-1-0

api-ms-win-crt-filesystem-l1-1-0

api-ms-win-crt-math-l1-1-0

api-ms-win-crt-locale-l1-1-0

Sections

.text Size: 120KB - Virtual size: 120KB

.rdata Size: 44KB - Virtual size: 44KB

.data Size: 1KB - Virtual size: 4KB

.pdata Size: 5KB - Virtual size: 5KB

.rsrc Size: 296KB - Virtual size: 295KB

.reloc Size: 1024B - Virtual size: 660B

0e:4d:67:f6:43:16:c9:2a:3b:7a:17:cc:46:97:6a:8f
Certificate

0e:2a:45:8a:fc:78:a2:ea:6d:04:8a:e1:92:fe:94:c6
Certificate

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16
Certificate

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

ec:66:09:15:0f:dd:73:98:d1:39:79:e9:95:9c:11:4a:92:43:37:8b:91:ee:29:d9:74:cf:9e:bd:75:5a:d1:08
Signer

.text
Size: 120KB - Virtual size: 120KB

.rdata
Size: 44KB - Virtual size: 44KB

.data
Size: 1KB - Virtual size: 4KB

.pdata
Size: 5KB - Virtual size: 5KB

.rsrc
Size: 296KB - Virtual size: 295KB

.reloc
Size: 1024B - Virtual size: 660B