CloudExperienceHostBroker[.]exe

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General

Target

CloudExperienceHostBroker.exe
Size

93KB
MD5

dc29bc7803a91b1c7ca22c5b668574b4
SHA1

cae60e3849dc80bd59fcfd0b963dd6e4263a4533
SHA256

0347a1d17823b4abb568eebbc814c186c47668c18686b3112be3f511541c32b8
SHA512

1e15eeb071545ebd2ef8436bbf47f24ac1169974a57be037422f9ab724e88ca584ed47825dac1787cd717a61863e582e0e56d33d4ef91fec6092a368e9242136
SSDEEP

1536:sikEFoa6fhvhHBpp1XA+R3wVAq9X+WyabosrfT6uUNj5MwPIzW:siuRHBZXAimX+Ra0srfT6V5uwgC

Score

1^/10

Malware Config

Signatures

Files

CloudExperienceHostBroker.exe
.exe windows:10 windows x64 arch:x64

5e12cc496db425450ff667e5d434782f

Code Sign

33:00:00:04:15:82:95:a1:a3:d8:2e:28:57:00:00:00:00:04:15
Certificate

Issuer

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

Not Before

03/02/2023, 00:05

Not After

01/02/2024, 00:05

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

ab:61:ab:35:dc:dc:72:95:69:d3:7a:95:16:e8:7e:3e:52:b8:11:38:27:05:63:c8:5e:60:9b:90:75:b5:60:d9
Signer

Actual PE Digest

ab:61:ab:35:dc:dc:72:95:69:d3:7a:95:16:e8:7e:3e:52:b8:11:38:27:05:63:c8:5e:60:9b:90:75:b5:60:d9

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_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

msvcrt

__dllonexit
_unlock
_lock
?terminate@@YAXXZ
_commode
_fmode
_wcmdln
__C_specific_handler
_initterm
__setusermatherr
_cexit
_exit
_onexit
__set_app_type
__wgetmainargs
_amsg_exit
_XcptFilter
??_V@YAXPEAX@Z
_purecall
??1type_info@@UEAA@XZ
_vsnprintf_s
??0exception@@QEAA@AEBV0@@Z
??0exception@@QEAA@XZ
??1exception@@UEAA@XZ
??3@YAXPEAX@Z
memcpy_s
_vsnwprintf
__CxxFrameHandler3
memmove
exit
__CxxFrameHandler4
malloc
_callnewh
??0exception@@QEAA@AEBQEBD@Z
??0exception@@QEAA@AEBQEBDH@Z
?what@exception@@UEBAPEBDXZ
_CxxThrowException
memcpy
memset

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

GetModuleHandleExW
GetModuleFileNameA
GetModuleHandleW
GetProcAddress

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

WaitForSingleObjectEx
WaitForSingleObject
CreateMutexExW
ReleaseMutex
OpenEventW
OpenSemaphoreW
AcquireSRWLockExclusive
ReleaseSRWLockExclusive
AcquireSRWLockShared
CreateSemaphoreExW
CreateEventExW
SetEvent
ReleaseSRWLockShared
ReleaseSemaphore

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

GetProcessHeap
HeapFree
HeapAlloc

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

GetLastError
UnhandledExceptionFilter
SetLastError
SetUnhandledExceptionFilter

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

GetCurrentProcessId
GetCurrentThreadId
TerminateProcess
GetCurrentProcess
GetStartupInfoW

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

FormatMessageW

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

IsDebuggerPresent
OutputDebugStringW
DebugBreak

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

CloseHandle

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

CoRegisterClassObject
CoCreateFreeThreadedMarshaler
CoResumeClassObjects
CoAddRefServerProcess
CoReleaseServerProcess
CoUninitialize
CoInitializeSecurity
CoInitializeEx
CoImpersonateClient
CoRevertToSelf
CoTaskMemFree
StringFromCLSID
CoCreateInstance
CoRevokeClassObject
CoDisconnectObject

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

RegCloseKey
RegOpenKeyExW

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

WindowsDeleteString
WindowsIsStringEmpty
WindowsStringHasEmbeddedNull
WindowsCreateString
WindowsGetStringRawBuffer

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

EventRegister
EventUnregister
EventSetInformation
EventWriteTransfer

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

EncodePointer
DecodePointer

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

RoRegisterActivationFactories
RoRevokeActivationFactories

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

RoOriginateErrorW
RoOriginateError

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

InitOnceExecuteOnce
InitOnceComplete
Sleep
InitOnceBeginInitialize

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

RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind

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

QueryPerformanceCounter

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

GetSystemTimeAsFileTime
GetTickCount

api-ms-win-shcore-taskpool-l1-1-0

SHTaskPoolQueueTask

combase

ord69

Sections

.text
Size: 40KB - Virtual size: 38KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 24KB - Virtual size: 20KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 4KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 4KB - Virtual size: 760B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

5e12cc496db425450ff667e5d434782f

Code Sign

33:00:00:04:15:82:95:a1:a3:d8:2e:28:57:00:00:00:00:04:15Certificate

Extended Key Usages

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

Key Usages

ab:61:ab:35:dc:dc:72:95:69:d3:7a:95:16:e8:7e:3e:52:b8:11:38:27:05:63:c8:5e:60:9b:90:75:b5:60:d9Signer

Headers

DLL Characteristics

File Characteristics

Imports

msvcrt

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-com-l1-1-0

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

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

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

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

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

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

api-ms-win-shcore-taskpool-l1-1-0

combase

Sections

.text Size: 40KB - Virtual size: 38KB

.rdata Size: 24KB - Virtual size: 20KB

.data Size: 4KB - Virtual size: 2KB

.pdata Size: 4KB - Virtual size: 2KB

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

.reloc Size: 4KB - Virtual size: 760B

33:00:00:04:15:82:95:a1:a3:d8:2e:28:57:00:00:00:00:04:15
Certificate

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

ab:61:ab:35:dc:dc:72:95:69:d3:7a:95:16:e8:7e:3e:52:b8:11:38:27:05:63:c8:5e:60:9b:90:75:b5:60:d9
Signer

.text
Size: 40KB - Virtual size: 38KB

.rdata
Size: 24KB - Virtual size: 20KB

.data
Size: 4KB - Virtual size: 2KB

.pdata
Size: 4KB - Virtual size: 2KB

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

.reloc
Size: 4KB - Virtual size: 760B