WpcMon[.]exe | Triage

Resubmissions

29/05/2023, 00:57

230529-ba6h6ahe3v 3

29/05/2023, 00:56

230529-bal5hsha46 3

29/05/2023, 00:53

230529-a8t3cahe2y 3

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General

Target

WpcMon.exe
Size

316KB
MD5

791545e6e3c5eb61dd12ccfbae1b9982
SHA1

85afc4d1e65359e0a682878d55f4afcc51b070c2
SHA256

b7edc54e6b42ca1cda290ce8cacfecaac6dbcc8c14631bc20fb184a6309c1824
SHA512

a7e2d57a31d3da0e62a520ee41ac4189c12357fee9afe34fc9c987e9d8fe1e0170ef633dd497fb75ddae242de317e2fb582d5779255d55f9b0506d1c8bbe7a7e
SSDEEP

6144:3s1TRhWEO9O0eZuZVw7zjaeGxGzU5Kg3HZZ4GtA9XIavGNm:3s1viA0+uZVwXjaeGEzU5fmLGN

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
WpcMon.exe

Files

WpcMon.exe
.exe windows x64

d73e39dab3c8b57aa408073d01254964

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
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_LARGE_ADDRESS_AWARE

Imports

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

wcscmp
wcsncmp
memset
wcsspn

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

_time32

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

_initterm
_initterm_e
_register_thread_local_exe_atexit_callback
_c_exit

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

_o__get_initial_narrow_environment
_o__get_osfhandle
_o__getch
_o__initialize_narrow_environment
_o__initialize_onexit_table
_o__invalid_parameter_noinfo
_o__open_osfhandle
_o__pclose
_o__pipe
_o__purecall
_o__register_onexit_function
_o__seh_filter_exe
_o__set_app_type
_o__set_fmode
_o__set_new_mode
_o__setmode
_o__tell
_o__ultoa
_o__ultoa_s
__intrinsic_setjmp
_o__wcsicmp
_o__wcslwr
_o__wcsnicmp
_o__wcsupr
_o__wpopen
_o__wtol
_o_calloc
_o_exit
_o_feof
_o_ferror
_o_fflush
_o_fgets
_o_free
_o_iswalpha
_o_iswdigit
_o_iswspace
_o_iswxdigit
_o_malloc
_o_qsort
_o_rand
_o_realloc
_o_setlocale
_o_srand
_o_terminate
_o_towlower
_o_towupper
_o_wcstol
_o_wcstoul
__CxxFrameHandler3
__current_exception
__current_exception_context
_CxxThrowException
_o__exit
_o__errno
_o__dup2
_o__dup
_o__crt_atexit
_o__configure_narrow_argv
_o__configthreadlocale
_o__close
_o__cexit
_o__callnewh
_o___stdio_common_vswscanf
_o___stdio_common_vswprintf
_o___stdio_common_vfprintf
_o___std_exception_destroy
_o___std_exception_copy
_o___p__commode
_o___p___argv
_o___p___argc
_o___acrt_iob_func
wcsstr
wcsrchr
wcschr
longjmp
__C_specific_handler
_local_unwind
memcmp
memcpy
memmove

ntdll

RtlCreateUnicodeStringFromAsciiz
RtlDosPathNameToNtPathName_U
NtOpenProcessToken
NtQueryInformationToken
NtCancelSynchronousIoFile
NtOpenThreadToken
RtlNtStatusToDosError
NtQueryInformationProcess
NtFsControlFile
NtSetInformationProcess
RtlFreeHeap
NtQueryVolumeInformationFile
NtSetInformationFile
RtlDosPathNameToRelativeNtPathName_U_WithStatus
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
NtOpenFile
RtlReleaseRelativeName
RtlFreeUnicodeString
NtClose
RtlFindLeastSignificantBit

api-ms-win-core-libraryloader-l1-2-0

LoadLibraryExW
GetModuleFileNameA
GetModuleHandleW
GetModuleHandleExW
GetModuleFileNameW
GetProcAddress

api-ms-win-core-synch-l1-1-0

ReleaseSRWLockShared
CreateSemaphoreExW
EnterCriticalSection
ReleaseSemaphore
LeaveCriticalSection
InitializeCriticalSectionEx
InitializeCriticalSection
TryAcquireSRWLockExclusive
WaitForSingleObject
ReleaseMutex
ReleaseSRWLockExclusive
AcquireSRWLockExclusive
DeleteCriticalSection
AcquireSRWLockShared
CreateMutexExW
WaitForSingleObjectEx
OpenSemaphoreW

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

HeapSize
HeapReAlloc
HeapSetInformation
HeapAlloc
HeapFree
GetProcessHeap

api-ms-win-core-errorhandling-l1-1-0

SetUnhandledExceptionFilter
UnhandledExceptionFilter
SetErrorMode
SetLastError
GetLastError

api-ms-win-core-threadpool-l1-2-0

CreateThreadpoolTimer
CloseThreadpoolTimer
WaitForThreadpoolTimerCallbacks
SetThreadpoolTimer

api-ms-win-core-processthreads-l1-1-0

DeleteProcThreadAttributeList
GetCurrentProcessId
GetStartupInfoW
CreateProcessAsUserW
CreateProcessW
UpdateProcThreadAttribute
GetCurrentProcess
ResumeThread
GetCurrentThreadId
GetExitCodeProcess
TerminateProcess
InitializeProcThreadAttributeList
OpenThread

api-ms-win-core-localization-l1-2-0

SetThreadLocale
FormatMessageW
GetCPInfo
GetThreadLocale
GetLocaleInfoW
GetACP
GetUserDefaultLCID

api-ms-win-core-debug-l1-1-0

DebugBreak
OutputDebugStringW
IsDebuggerPresent

api-ms-win-core-handle-l1-1-0

CloseHandle
DuplicateHandle

api-ms-win-core-memory-l1-1-0

VirtualAlloc
ReadProcessMemory
VirtualQuery
VirtualFree

api-ms-win-core-console-l1-1-0

GetConsoleOutputCP
GetConsoleMode
SetConsoleCtrlHandler
ReadConsoleW
WriteConsoleW
SetConsoleMode

api-ms-win-core-file-l1-1-0

FindNextFileW
SetFileTime
DeleteFileW
CreateFileW
SetFileAttributesW
GetFileSize
CreateDirectoryW
FindClose
FindFirstFileW
GetFullPathNameW
ReadFile
FlushFileBuffers
SetFilePointer
RemoveDirectoryW
CompareFileTime
FindFirstFileExW
GetVolumePathNameW
SetEndOfFile
GetFileAttributesW
GetFileAttributesExW
GetDriveTypeW
GetFileType
GetDiskFreeSpaceExW
FileTimeToLocalFileTime
GetVolumeInformationW
WriteFile
SetFilePointerEx

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

WideCharToMultiByte
MultiByteToWideChar

api-ms-win-core-processenvironment-l1-1-0

SearchPathW
GetEnvironmentVariableW
SetCurrentDirectoryW
GetEnvironmentStringsW
ExpandEnvironmentStringsW
FreeEnvironmentStringsW
GetStdHandle
SetEnvironmentVariableW
GetCommandLineW
SetEnvironmentStringsW
GetCurrentDirectoryW

api-ms-win-core-console-l2-1-0

FlushConsoleInputBuffer
SetConsoleCursorPosition
ScrollConsoleScreenBufferW
FillConsoleOutputAttribute
SetConsoleTextAttribute
GetConsoleScreenBufferInfo
FillConsoleOutputCharacterW

api-ms-win-security-base-l1-1-0

RevertToSelf
GetFileSecurityW
GetSecurityDescriptorOwner

api-ms-win-core-sysinfo-l1-1-0

GetSystemTimeAsFileTime
GetVersion
SetLocalTime
GetLocalTime
GetSystemTime
GetWindowsDirectoryW

api-ms-win-core-timezone-l1-1-0

FileTimeToSystemTime
SystemTimeToFileTime

api-ms-win-core-datetime-l1-1-0

GetTimeFormatW
GetDateFormatW

api-ms-win-core-systemtopology-l1-1-0

GetNumaNodeProcessorMaskEx
GetNumaHighestNodeNumber

api-ms-win-core-console-l2-2-0

SetConsoleTitleW
GetConsoleTitleW

api-ms-win-core-processenvironment-l1-2-0

NeedCurrentDirectoryForExePathW

api-ms-win-core-registry-l1-1-0

RegCloseKey
RegQueryValueExW
RegDeleteValueW
RegCreateKeyExW
RegDeleteKeyExW
RegOpenKeyExW
RegSetValueExW
RegEnumKeyExW

api-ms-win-core-file-l2-1-0

CreateHardLinkW
GetFileInformationByHandleEx
CreateSymbolicLinkW
MoveFileExW
MoveFileWithProgressW

api-ms-win-core-heap-l2-1-0

GlobalFree
GlobalAlloc
LocalFree

api-ms-win-core-file-l2-1-2

CopyFileW

api-ms-win-core-io-l1-1-0

DeviceIoControl

api-ms-win-core-console-l3-2-0

GetConsoleWindow

api-ms-win-core-processtopology-l1-1-0

GetThreadGroupAffinity

api-ms-win-core-processthreads-l1-1-1

IsProcessorFeaturePresent

api-ms-win-core-profile-l1-1-0

QueryPerformanceCounter

api-ms-win-core-interlocked-l1-1-0

InitializeSListHead

api-ms-win-core-misc-l1-1-0

lstrcmpW
lstrcmpiW

api-ms-win-core-apiquery-l1-1-0

ApiSetQueryApiSetPresence

api-ms-win-core-delayload-l1-1-1

ResolveDelayLoadedAPI

api-ms-win-core-delayload-l1-1-0

DelayLoadFailureHook

Sections

.text
Size: 212KB - Virtual size: 209KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 40KB - Virtual size: 37KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 111KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 12KB - Virtual size: 9KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.didat
Size: 4KB - Virtual size: 168B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 36KB - Virtual size: 33KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 4KB - Virtual size: 464B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Resubmissions

Sharing

General

Malware Config

Signatures

Files

d73e39dab3c8b57aa408073d01254964

Headers

DLL Characteristics

File Characteristics

Imports

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

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

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

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

ntdll

api-ms-win-core-libraryloader-l1-2-0

api-ms-win-core-synch-l1-1-0

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

api-ms-win-core-errorhandling-l1-1-0

api-ms-win-core-threadpool-l1-2-0

api-ms-win-core-processthreads-l1-1-0

api-ms-win-core-localization-l1-2-0

api-ms-win-core-debug-l1-1-0

api-ms-win-core-handle-l1-1-0

api-ms-win-core-memory-l1-1-0

api-ms-win-core-console-l1-1-0

api-ms-win-core-file-l1-1-0

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

api-ms-win-core-processenvironment-l1-1-0

api-ms-win-core-console-l2-1-0

api-ms-win-security-base-l1-1-0

api-ms-win-core-sysinfo-l1-1-0

api-ms-win-core-timezone-l1-1-0

api-ms-win-core-datetime-l1-1-0

api-ms-win-core-systemtopology-l1-1-0

api-ms-win-core-console-l2-2-0

api-ms-win-core-processenvironment-l1-2-0

api-ms-win-core-registry-l1-1-0

api-ms-win-core-file-l2-1-0

api-ms-win-core-heap-l2-1-0

api-ms-win-core-file-l2-1-2

api-ms-win-core-io-l1-1-0

api-ms-win-core-console-l3-2-0

api-ms-win-core-processtopology-l1-1-0

api-ms-win-core-processthreads-l1-1-1

api-ms-win-core-profile-l1-1-0

api-ms-win-core-interlocked-l1-1-0

api-ms-win-core-misc-l1-1-0

api-ms-win-core-apiquery-l1-1-0

api-ms-win-core-delayload-l1-1-1

api-ms-win-core-delayload-l1-1-0

Sections

.text Size: 212KB - Virtual size: 209KB

.rdata Size: 40KB - Virtual size: 37KB

.data Size: 4KB - Virtual size: 111KB

.pdata Size: 12KB - Virtual size: 9KB

.didat Size: 4KB - Virtual size: 168B

.rsrc Size: 36KB - Virtual size: 33KB

.reloc Size: 4KB - Virtual size: 464B

.text
Size: 212KB - Virtual size: 209KB

.rdata
Size: 40KB - Virtual size: 37KB

.data
Size: 4KB - Virtual size: 111KB

.pdata
Size: 12KB - Virtual size: 9KB

.didat
Size: 4KB - Virtual size: 168B

.rsrc
Size: 36KB - Virtual size: 33KB

.reloc
Size: 4KB - Virtual size: 464B