Static task
static1
Behavioral task
behavioral1
Sample
pcalua.exe
Resource
win10v2004-20231020-en
General
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Target
pcalua.exe
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Size
24KB
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MD5
69491de6e418be0c4c57d62755a23532
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SHA1
eb9aa5f83724e5d01cc7a59848db651066f862dc
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SHA256
36303480e58ceda12e1ec8577768a6d08959cc9783507d1e6911786e270801dd
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SHA512
f4dc06b88b6a920d79fdcec67b7d14d1c90c6702211d036d0bfb980408a177f6c697c38ebea0d59d0781a7fbf9abdd0cd340991bb6a5ed98c9ff84209a701dd8
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SSDEEP
384:Gkmn/Tz6VLn3FfH1Usm+ckE4zcBkTq4azCP4BGaXN5jiDe4nXwcZ9UWsTWINT5Ec:yn7mVLF/1Usm4zakTqRzCP/7LXJKd
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource pcalua.exe
Files
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pcalua.exe.exe windows:10 windows x86
63bedaa6b9773dde33e651d5ef58891a
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
FreeLibrary
GetProcAddress
GetModuleHandleExW
DebugBreak
CloseHandle
GetLastError
CreateFileW
GetModuleFileNameW
OutputDebugStringA
SetLastError
GetTickCount
GetSystemTimeAsFileTime
GetCurrentThreadId
GetCurrentProcessId
QueryPerformanceCounter
GetModuleHandleA
TerminateProcess
GetCurrentProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
GetStartupInfoW
Sleep
LocalFree
WriteFile
HeapSetInformation
user32
GetSystemMetrics
RegisterClassExW
SetForegroundWindow
CreateWindowExW
DefWindowProcW
GetDesktopWindow
msvcrt
_onexit
__dllonexit
_unlock
_lock
_wcmdln
_initterm
__setusermatherr
?terminate@@YAXXZ
_cexit
_exit
exit
__set_app_type
__wgetmainargs
_amsg_exit
__p__commode
_XcptFilter
_wtoi
_controlfp
_except_handler4_common
__CxxFrameHandler3
memcpy
__p__fmode
memset
_vsnwprintf
memmove
_vsnprintf
wcsrchr
strcpy_s
strchr
sprintf_s
shell32
CommandLineToArgvW
pcaui
PcaPersistSettingsAndLaunchApplication
PcaLaunchApplicationWithConsent
advapi32
EventUnregister
EventWriteTransfer
EventRegister
ntdll
RtlDeleteCriticalSection
RtlAllocateHeap
RtlReAllocateHeap
RtlEnterCriticalSection
RtlInitializeCriticalSection
RtlFreeHeap
RtlLeaveCriticalSection
EtwEventUnregister
EtwEventWrite
EtwEventRegister
ZwClose
RtlEqualString
RtlInitAnsiString
RtlInitUnicodeString
ZwOpenKey
RtlInitUnicodeStringEx
ZwQueryValueKey
RtlAppendUnicodeStringToString
RtlAppendUnicodeToString
Sections
.text Size: 17KB - Virtual size: 17KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 964B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 1024B - Virtual size: 952B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ