MFPlay[.]dll | Triage

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General

Target

MFPlay.dll
Size

462KB
MD5

6a2012c326b7b08ad70fa33cd9b04962
SHA1

98f7bd8522693e5909f0dbc5d2c46c4718524b8f
SHA256

79bc66abc8760be1941e753480ba53a8e14dcaef8342fc78178eab6c777e1df3
SHA512

1e943e4a93122ccbe09f93d0ebd63466350d90601c0fadd2dc0240f2cb6bd1b321eb217496ae5ec38fefa02b3e02e35a48d22e904a89d4696d7bb5971434a6b0
SSDEEP

6144:K0eqO2eCjFyGqMmSDqz8YNELolDCyxYdtEFjHQf+IL:K/qO2nmSDqAY6eCyxPFjHQf+IL

Score

1^/10

Malware Config

Signatures

Files

MFPlay.dll
.dll regsvr32 windows:10 windows x86 arch:x86

be35a7b71b6a9e6cdf4ea860d0a97137

Code Sign

33:00:00:04:5f:f3:c9:6c:1a:7f:f7:da:1d:00:00:00:00:04:5f
Certificate

Issuer

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

Not Before

16-11-2023 19:20

Not After

14-11-2024 19:20

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

8c:98:d1:9c:3d:dc:f6:9c:30:33:97:49:c9:81:d6:26:3f:0b:60:19:ec:b2:a3:1f:c2:27:89:9f:37:1e:a5:b3
Signer

Actual PE Digest

8c:98:d1:9c:3d:dc:f6:9c:30:33:97:49:c9:81:d6:26:3f:0b:60:19:ec:b2:a3:1f:c2:27:89:9f:37:1e:a5:b3

Digest Algorithm

sha256

PE Digest Matches

true

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

MFPlay.pdb

Imports

msvcrt

realloc
_errno
_except_handler4_common
_initterm
qsort
??1type_info@@UAE@XZ
strncpy_s
strnlen
_unlock
__dllonexit
_onexit
_lock
?terminate@@YAXXZ
_XcptFilter
__CxxFrameHandler3
_callnewh
_wcsnicmp
_vsnprintf_s
_vsnwprintf
??0exception@@QAE@XZ
??0exception@@QAE@ABV0@@Z
??1exception@@UAE@XZ
wcscat_s
wcscpy_s
wcsncpy_s
memcpy_s
free
malloc
_purecall
_amsg_exit
_CxxThrowException
_ftol2_sse
memcmp
memcpy
memset

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

EnterCriticalSection
CreateEventW
WaitForSingleObjectEx
ReleaseMutex
CreateSemaphoreExW
CreateMutexExW
WaitForSingleObject
OpenSemaphoreW
InitializeCriticalSection
SetEvent
ReleaseSemaphore
DeleteCriticalSection
LeaveCriticalSection

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

RaiseException
SetUnhandledExceptionFilter
GetLastError
UnhandledExceptionFilter
SetLastError

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

TerminateProcess
GetCurrentProcessId
TlsGetValue
GetCurrentProcess
GetCurrentThreadId
TlsSetValue

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

CompareStringOrdinal
MultiByteToWideChar

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

GetModuleFileNameW
DisableThreadLibraryCalls
FreeLibrary
LoadResource
SizeofResource
FindResourceExW
GetModuleFileNameA
GetModuleHandleExW
GetProcAddress
GetModuleHandleW
LoadLibraryExW

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

CharNextW

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

TraceMessage
GetTraceEnableLevel
GetTraceLoggerHandle
UnregisterTraceGuids
RegisterTraceGuidsW
GetTraceEnableFlags

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

RegOpenKeyExW
RegCreateKeyExW
RegSetValueExW
RegEnumKeyExW
RegCloseKey
RegDeleteValueW
RegQueryInfoKeyW

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

lstrcmpiW

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

EventUnregister
EventRegister
EventWriteTransfer

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

CloseHandle

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

FormatMessageW

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

HeapFree
GetProcessHeap
HeapAlloc

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

OutputDebugStringA
IsDebuggerPresent
DebugBreak
OutputDebugStringW

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

RecordFeatureUsage
UnsubscribeFeatureStateChangeNotification
SubscribeFeatureStateChangeNotification

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

Sleep

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

QueryPerformanceCounter

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

GetSystemTimeAsFileTime
GetTickCount

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

Exports

Exports

DllCanUnloadNow
DllGetClassObject
DllRegisterServer
DllUnregisterServer
MFPCreateMediaPlayer
MFPCreateMediaPlayerEx

Sections

.text
Size: 373KB - Virtual size: 372KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 1024B - Virtual size: 4KB

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: 272B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 35KB - Virtual size: 34KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

be35a7b71b6a9e6cdf4ea860d0a97137

Code Sign

33:00:00:04:5f:f3:c9:6c:1a:7f:f7:da:1d:00:00:00:00:04:5fCertificate

Extended Key Usages

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

Key Usages

8c:98:d1:9c:3d:dc:f6:9c:30:33:97:49:c9:81:d6:26:3f:0b:60:19:ec:b2:a3:1f:c2:27:89:9f:37:1e:a5:b3Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

msvcrt

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

api-ms-win-core-sysinfo-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

Exports

Exports

Sections

.text Size: 373KB - Virtual size: 372KB

.data Size: 1024B - Virtual size: 4KB

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

.didat Size: 512B - Virtual size: 272B

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

.reloc Size: 35KB - Virtual size: 34KB

33:00:00:04:5f:f3:c9:6c:1a:7f:f7:da:1d:00:00:00:00:04:5f
Certificate

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

8c:98:d1:9c:3d:dc:f6:9c:30:33:97:49:c9:81:d6:26:3f:0b:60:19:ec:b2:a3:1f:c2:27:89:9f:37:1e:a5:b3
Signer

.text
Size: 373KB - Virtual size: 372KB

.data
Size: 1024B - Virtual size: 4KB

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

.didat
Size: 512B - Virtual size: 272B

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

.reloc
Size: 35KB - Virtual size: 34KB