MFPlay[.]dll | Triage

Sharing

Copy URL Twitter E-mail

General

Target

MFPlay.dll
Size

463KB
MD5

9b605a6e1b8c9efda207a3038e1739b9
SHA1

94a3077ef23b09bca7cdeb3d09aea36315cf040d
SHA256

8f0ef8ad9389c2d51cfbe2e693a95f12b084eff61e910a5c732c9e3286a61ac0
SHA512

c7a989679166253af3c092e228b2952a7b33b6fcd7991c52392d90963207b658a2255678183c23bc979f37df0730b751bd0438377f7d9af9d7e01b0232ff8cce
SSDEEP

6144:m0cMriZ49guZIpJcGYGcG3smOURsRKf1JfWcy3aO:mjIicQpcG8md/bfW9L

Score

1^/10

Malware Config

Signatures

Files

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

07cef6591203f935fa36de2dda83ffda

Code Sign

33:00:00:02:ed:2c:45:e4:c1:45:cf:48:44:00:00:00:00:02:ed
Certificate

Issuer

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

Not Before

15/12/2020, 21:29

Not After

02/12/2021, 21:29

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

01:f6:f4:4c:5a:45:13:3b:fc:15:4b:03:db:38:fc:0e:51:70:09:86:ca:e4:24:e5:6f:08:50:e2:d0:96:81:31
Signer

Actual PE Digest

01:f6:f4:4c:5a:45:13:3b:fc:15:4b:03:db:38:fc:0e:51:70:09:86:ca:e4:24:e5:6f:08:50:e2:d0:96:81:31

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

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

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

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

RaiseException
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetLastError
SetLastError

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

GetCurrentProcess
TerminateProcess
TlsSetValue
TlsGetValue
GetCurrentThreadId
GetCurrentProcessId

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

CompareStringOrdinal
MultiByteToWideChar

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

LoadLibraryExW
GetModuleFileNameA
LoadResource
SizeofResource
GetProcAddress
GetModuleHandleW
FreeLibrary
FindResourceExW
DisableThreadLibraryCalls
GetModuleFileNameW
GetModuleHandleExW

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

CharNextW

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

RegisterTraceGuidsW
GetTraceEnableLevel
GetTraceEnableFlags
TraceMessage
UnregisterTraceGuids
GetTraceLoggerHandle

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

RegCreateKeyExW
RegOpenKeyExW
RegDeleteValueW
RegCloseKey
RegQueryInfoKeyW
RegEnumKeyExW
RegSetValueExW

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

lstrcmpiW

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

EventRegister
EventUnregister
EventWriteTransfer

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

CloseHandle

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

HeapAlloc
GetProcessHeap
HeapFree

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

GetTickCount
GetSystemTimeAsFileTime

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

DebugBreak
OutputDebugStringA
IsDebuggerPresent
OutputDebugStringW

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

RecordFeatureUsage
UnsubscribeFeatureStateChangeNotification
SubscribeFeatureStateChangeNotification

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

FormatMessageW

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: 377KB - Virtual size: 377KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 512B - 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: 33KB - Virtual size: 33KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

07cef6591203f935fa36de2dda83ffda

Code Sign

33:00:00:02:ed:2c:45:e4:c1:45:cf:48:44:00:00:00:00:02:edCertificate

Extended Key Usages

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

Key Usages

01:f6:f4:4c:5a:45:13:3b:fc:15:4b:03:db:38:fc:0e:51:70:09:86:ca:e4:24:e5:6f:08:50:e2:d0:96:81:31Signer

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-heap-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-debug-l1-1-0

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

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

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: 377KB - Virtual size: 377KB

.data Size: 512B - Virtual size: 4KB

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

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

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

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

33:00:00:02:ed:2c:45:e4:c1:45:cf:48:44:00:00:00:00:02:ed
Certificate

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

01:f6:f4:4c:5a:45:13:3b:fc:15:4b:03:db:38:fc:0e:51:70:09:86:ca:e4:24:e5:6f:08:50:e2:d0:96:81:31
Signer

.text
Size: 377KB - Virtual size: 377KB

.data
Size: 512B - Virtual size: 4KB

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

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

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

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