WWAHost[.]exe | Triage

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General

Target

WWAHost.exe
Size

972KB
MD5

69318ae264a1e45ed570cedcdc4b7b69
SHA1

490739f0678c636cfa784c9c9de16888789a2dbf
SHA256

4c723cabda6e7fa7a0be2d27133d38463d7d22571994851b8fba2ab2749361a6
SHA512

4ea5cebc33872c30e7bb098ad8ff0e035f48569345b2809b67d9a9b71e4adcbdce59912ec353b5f30d2adf6430539a17ac4f6049b6bc58b5ada12ada983d19c5
SSDEEP

12288:9JtPIkp7Xn+TYLH5vMzSjTzRc+uKYdYiM5O49+nqQy5lNLkULpL4LaLvKLSLlLyB:nJdgTs+SjRcRYp+QFfU0st

Score

N/A

Malware Config

Signatures

Files

WWAHost.exe
.exe windows x64

776d81c69e48c4b5a6d3d63c53c60259

Code Sign

33:00:00:03:3c:89:c6:6a:7b:45:bb:1f:bd:00:00:00:00:03:3c
Certificate

Issuer

CN=Microsoft Windows Production PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

02/09/2021, 18:23

Not After

01/09/2022, 18:23

Subject

CN=Microsoft Windows,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

61:07:76:56:00:00:00:00:00:08
Certificate

Issuer

CN=Microsoft Root Certificate Authority 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

19/10/2011, 18:41

Not After

19/10/2026, 18:51

Subject

CN=Microsoft Windows Production PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

2d:85:6b:ef:e0:d4:b3:65:21:b3:37:52:5b:c8:54:99:ee:b8:da:37:9e:99:83:18:63:84:9f:60:53:e7:e8:42
Signer

Actual PE Digest

2d:85:6b:ef:e0:d4:b3:65:21:b3:37:52:5b:c8:54:99:ee:b8:da:37:9e:99:83:18:63:84:9f:60:53:e7:e8:42

Digest Algorithm

sha256

PE Digest Matches

true

Signature Validations

Trusted

false

Verification

Signing Certificate

CN=Microsoft Windows,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

15/12/2022, 13:51
Valid: false

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_APPCONTAINER
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

msvcrt

wcsstr
??1exception@@UEAA@XZ
??0exception@@QEAA@XZ
??0exception@@QEAA@AEBV0@@Z
_vsnprintf_s
toupper
??1type_info@@UEAA@XZ
_exit
exit
__CxxFrameHandler3
_initterm
__set_app_type
strchr
_CxxThrowException
__getmainargs
floorf
memcmp
__C_specific_handler
_fmode
_commode
_vsnwprintf
memset
_lock
_unlock
__dllonexit
_onexit
memmove_s
wcsncmp
_purecall
wcschr
__setusermatherr
_amsg_exit
_XcptFilter
realloc
_itow_s
free
_cexit
memcpy
malloc
memmove
?terminate@@YAXXZ
memcpy_s
_wcsicmp
wcscmp

api-ms-win-appmodel-runtime-internal-l1-1-0

GetCurrentPackageApplicationContext
GetCurrentPackageContext
GetPackageProperty
GetPackagePropertyString
GetPackageOSMaxVersionTested
GetPackageApplicationPropertyString

api-ms-win-core-shlwapi-obsolete-l1-1-0

StrCmpICW

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

FreeLibrary
GetModuleHandleW
GetProcAddress
LoadStringW
GetModuleFileNameW
GetModuleHandleExW
GetModuleFileNameA
LoadLibraryExW

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

OpenSemaphoreW
ReleaseSemaphore
SleepEx
CreateEventW
InitializeCriticalSection
WaitForMultipleObjectsEx
ResetEvent
ReleaseSRWLockShared
AcquireSRWLockExclusive
ReleaseSRWLockExclusive
LeaveCriticalSection
EnterCriticalSection
DeleteCriticalSection
InitializeCriticalSectionEx
ReleaseMutex
CreateSemaphoreExW
WaitForSingleObject
WaitForSingleObjectEx
CreateMutexExW
AcquireSRWLockShared
CreateEventExW
SetEvent

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

HeapAlloc
GetProcessHeap
HeapFree

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

UnhandledExceptionFilter
SetUnhandledExceptionFilter
RaiseException
SetLastError
GetLastError

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

GetCurrentThread
GetCurrentThreadId
GetCurrentProcess
TerminateProcess
CreateThread
OpenProcessToken
ExitProcess
GetCurrentProcessId
GetProcessTimes

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

SetThreadPreferredUILanguages
FormatMessageW

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

IsDebuggerPresent
DebugBreak
OutputDebugStringW

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

DuplicateHandle
CloseHandle

api-ms-win-core-winrt-error-l1-1-0

RoOriginateError
SetRestrictedErrorInfo

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

DecodePointer

api-ms-win-eventing-classicprovider-l1-1-0

GetTraceLoggerHandle
RegisterTraceGuidsW
GetTraceEnableFlags
GetTraceEnableLevel
TraceMessage
UnregisterTraceGuids

api-ms-win-eventing-provider-l1-1-0

EventWriteTransfer
EventSetInformation
EventProviderEnabled
EventUnregister
EventRegister

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

GetCommandLineW

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

GetTickCount
GetTickCount64
GetSystemTimeAsFileTime

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

InitOnceExecuteOnce
InitOnceInitialize
Sleep

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

RtlVirtualUnwind
RtlCaptureContext
RtlLookupFunctionEntry

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

QueryPerformanceCounter

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

RegOpenKeyExW
RegCloseKey
RegGetValueW

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

CreateWellKnownSid
GetTokenInformation

api-ms-win-security-base-l1-2-0

CheckTokenCapability

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

QuirkIsEnabled

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

OpenProcess

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

K32GetProcessMemoryInfo

api-ms-win-core-libraryloader-l1-2-1

LoadLibraryW

api-ms-win-core-winrt-error-l1-1-1

RoGetMatchingRestrictedErrorInfo

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

WaitForThreadpoolTimerCallbacks
WaitForThreadpoolWaitCallbacks
SetThreadpoolWait
CreateThreadpoolTimer
SetThreadpoolTimer
CloseThreadpoolTimer
CreateThreadpoolWait
CloseThreadpoolCleanupGroupMembers
CloseThreadpoolWait
CreateThreadpoolWork
CreateThreadpoolCleanupGroup
CloseThreadpoolWork
WaitForThreadpoolWorkCallbacks
SubmitThreadpoolWork

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

PathCchCombineEx

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

CreateFileW
GetFileAttributesW
FindClose
FindFirstFileW
WriteFile
GetFileSizeEx

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

UnmapViewOfFile
CreateFileMappingW
MapViewOfFile

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

MultiByteToWideChar
CompareStringOrdinal
WideCharToMultiByte

profapi

ord104

api-ms-win-shcore-scaling-l1-1-1

ord244

combase

ord87
ord110
ord111
ord157
ord160
ord88
ord90
ord86

iertutil

ord797
CreateUri
CreateIUriBuilder
ord174
ord177
ord792

shcore

SHCreateMemStream
ord246
ord230
ord232
ord233
ord245

ntdll

NtQueryInformationToken
RtlInitUnicodeString
NtQueryInformationProcess
RtlAllocateHeap
RtlNtStatusToDosErrorNoTeb
RtlCompareUnicodeString
RtlGetVersion
NtQuerySystemInformation
RtlFreeHeap
RtlFreeUnicodeString
RtlNtStatusToDosError
RtlConvertSidToUnicodeString
RtlIsCriticalSectionLockedByThread
RtlLeaveCriticalSection
RtlIsCriticalSectionLocked
RtlEnterCriticalSection
RtlDeleteCriticalSection
RtlInitializeCriticalSection
RtlQueryPackageClaims
NtSetInformationProcess

api-ms-win-core-processthreads-l1-1-3

SetThreadDescription

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

LocalAlloc
LocalFree

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

ResolveDelayLoadedAPI

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

DelayLoadFailureHook

api-ms-win-service-management-l1-1-0

CloseServiceHandle
OpenSCManagerW

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

ApiSetQueryApiSetPresence

api-ms-win-ro-typeresolution-l1-1-0

RoResolveNamespace
RoGetMetaDataFile

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

CapabilityCheck

Sections

.text
Size: 628KB - Virtual size: 628KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 240KB - Virtual size: 240KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 2KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 40KB - Virtual size: 40KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.didat
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 37KB - Virtual size: 36KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 11KB - Virtual size: 11KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

776d81c69e48c4b5a6d3d63c53c60259

Code Sign

33:00:00:03:3c:89:c6:6a:7b:45:bb:1f:bd:00:00:00:00:03:3cCertificate

Extended Key Usages

61:07:76:56:00:00:00:00:00:08Certificate

Key Usages

2d:85:6b:ef:e0:d4:b3:65:21:b3:37:52:5b:c8:54:99:ee:b8:da:37:9e:99:83:18:63:84:9f:60:53:e7:e8:42Signer

Signature Validations

Verification

15/12/2022, 13:51 Valid: false

Headers

DLL Characteristics

File Characteristics

Imports

msvcrt

api-ms-win-appmodel-runtime-internal-l1-1-0

api-ms-win-core-shlwapi-obsolete-l1-1-0

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-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-winrt-error-l1-1-0

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

api-ms-win-eventing-classicprovider-l1-1-0

api-ms-win-eventing-provider-l1-1-0

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

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

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

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

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

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

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

api-ms-win-security-base-l1-2-0

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

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

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

api-ms-win-core-libraryloader-l1-2-1

api-ms-win-core-winrt-error-l1-1-1

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

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

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

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

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

profapi

api-ms-win-shcore-scaling-l1-1-1

combase

iertutil

shcore

ntdll

api-ms-win-core-processthreads-l1-1-3

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

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

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

api-ms-win-service-management-l1-1-0

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

api-ms-win-ro-typeresolution-l1-1-0

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

Sections

.text Size: 628KB - Virtual size: 628KB

.rdata Size: 240KB - Virtual size: 240KB

.data Size: 2KB - Virtual size: 7KB

.pdata Size: 40KB - Virtual size: 40KB

.didat Size: 1KB - Virtual size: 1KB

.rsrc Size: 37KB - Virtual size: 36KB

.reloc Size: 11KB - Virtual size: 11KB

33:00:00:03:3c:89:c6:6a:7b:45:bb:1f:bd:00:00:00:00:03:3c
Certificate

61:07:76:56:00:00:00:00:00:08
Certificate

2d:85:6b:ef:e0:d4:b3:65:21:b3:37:52:5b:c8:54:99:ee:b8:da:37:9e:99:83:18:63:84:9f:60:53:e7:e8:42
Signer

15/12/2022, 13:51
Valid: false

.text
Size: 628KB - Virtual size: 628KB

.rdata
Size: 240KB - Virtual size: 240KB

.data
Size: 2KB - Virtual size: 7KB

.pdata
Size: 40KB - Virtual size: 40KB

.didat
Size: 1KB - Virtual size: 1KB

.rsrc
Size: 37KB - Virtual size: 36KB

.reloc
Size: 11KB - Virtual size: 11KB