Cortana[.]Persona[.]dll

Sharing

Copy URL

Twitter E-mail

General

Target

Cortana.Persona.dll
Size

137KB
MD5

9540c07599c3f97dc0804dbcc4409461
SHA1

38b651fe0a5ff044494994d9f369ba1b60deafa6
SHA256

2363d2c110211927f95d39c60b0e4ad892ef0b8109dceaf1eeb4050c99cb4bfd
SHA512

9f02453c1b1f34b89a9d9f8e0f3a10466779b65b422ac3fe671de150cf2f232e9793d44cd023deee24a5fc2f10ae48f2681696edab10708c5130c0bdf394aa79
SSDEEP

3072:0WQT/PjjxRLxlczWBbCUr5lzn5TDpDKQ5XHhfS14ei3ONtf:0VbjjxR9GaBDb5DdKQi1QeT

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
Cortana.Persona.dll

Files

Cortana.Persona.dll
.dll windows:10 windows x86 arch:x86

ee3141768177b4abc57cbf49298261a7

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL

PDB Paths

Cortana.Persona.pdb

Imports

msvcrt

_amsg_exit
??0exception@@QAE@ABQBDH@Z
??0exception@@QAE@ABQBD@Z
_XcptFilter
?what@exception@@UBEPBDXZ
_CxxThrowException
_initterm
?terminate@@YAXXZ
_callnewh
strncmp
towlower
rand
_itow_s
iswdigit
__CxxFrameHandler3
_lock
_wcsicmp
srand
memmove
??_V@YAXPAX@Z
_purecall
malloc
free
_vsnprintf_s
_except_handler4_common
_vsnwprintf
_unlock
??0exception@@QAE@ABV0@@Z
__dllonexit
_onexit
??0exception@@QAE@XZ
_wtoi
memcpy
??1exception@@UAE@XZ
??3@YAXPAX@Z
memcpy_s
??1type_info@@UAE@XZ
_ftol2
memcmp
memset

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

GetModuleHandleExW
GetProcAddress
LoadLibraryExW
GetModuleFileNameA
DisableThreadLibraryCalls

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

EnterCriticalSection
WaitForSingleObject
InitializeSRWLock
ReleaseMutex
ReleaseSemaphore
CreateEventW
ResetEvent
WaitForSingleObjectEx
OpenSemaphoreW
InitOnceExecuteOnce
LeaveCriticalSection
SetEvent
CreateMutexExW
CreateEventExW
InitializeCriticalSectionEx
Sleep
DeleteCriticalSection
AcquireSRWLockShared
CreateSemaphoreExW
ReleaseSRWLockShared
InitOnceComplete
ReleaseSRWLockExclusive
AcquireSRWLockExclusive
InitOnceBeginInitialize

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

HeapFree
GetProcessHeap
HeapAlloc

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

SetLastError
SetUnhandledExceptionFilter
UnhandledExceptionFilter
GetLastError
RaiseException

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

CreateThread
GetCurrentProcessId
GetCurrentProcess
GetCurrentThreadId
TerminateProcess

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

FormatMessageW

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

OutputDebugStringW

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

CloseHandle

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

EventRegister
EventWriteTransfer
EventUnregister
EventSetInformation
EventActivityIdControl

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

RoOriginateErrorW
IsErrorPropagationEnabled
RoGetMatchingRestrictedErrorInfo
RoOriginateError
RoTransformError
RoReportFailedDelegate

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

DecodePointer
EncodePointer

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

WindowsStringHasEmbeddedNull
WindowsCreateString
WindowsIsStringEmpty
WindowsGetStringRawBuffer
WindowsDuplicateString
WindowsDeleteString
WindowsCreateStringReference

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

CoTaskMemAlloc
CoWaitForMultipleHandles
CreateStreamOnHGlobal
CoCreateFreeThreadedMarshaler
CoCreateInstance
PropVariantClear

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

GetTickCount
GetSystemTimeAsFileTime

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

RoGetActivationFactory
RoInitialize
RoUninitialize

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

QueryPerformanceCounter

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

DelayLoadFailureHook
ResolveDelayLoadedAPI

Exports

Exports

DllCanUnloadNow
DllGetActivationFactory
DllGetClassObject

Sections

.text
Size: 123KB - Virtual size: 122KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 4KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.didat
Size: 512B - Virtual size: 48B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 6KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

ee3141768177b4abc57cbf49298261a7

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

msvcrt

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

Exports

Exports

Sections

.text Size: 123KB - Virtual size: 122KB

.data Size: 512B - Virtual size: 1KB

.idata Size: 4KB - Virtual size: 4KB

.didat Size: 512B - Virtual size: 48B

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

.reloc Size: 6KB - Virtual size: 6KB

.text
Size: 123KB - Virtual size: 122KB

.data
Size: 512B - Virtual size: 1KB

.idata
Size: 4KB - Virtual size: 4KB

.didat
Size: 512B - Virtual size: 48B

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

.reloc
Size: 6KB - Virtual size: 6KB