MSAMRNBSink[.]dll

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General

Target

MSAMRNBSink.dll
Size

29KB
MD5

a9f8719b9e8e93ae7a2def0a6fc325b0
SHA1

80c231848f82e7f49428cab9ace63ac95a93ff60
SHA256

e86252c6fd9ef141ff8153697cbca87e524869fb9285152a347fcd47c096260d
SHA512

a0db019475f050d6d280df1a1e62a0f64a4c09cceb4e76a681dcc731b734e77e9965598f0c630441ce912d4ff6f2bc92a73cc489cb4ec58e88e8fc07e7f998e3
SSDEEP

384:tVwKhV3sKmxEKQA5zmemau34U3d9LJHG1uM/d0wSo+WA6qUz8uiLjMqQNWViWmJO:4ClUoA+au34U3nl+/d05A5iLtQkA8Y

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
MSAMRNBSink.dll

Files

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

70bafce4183154798ca2a6d40f0b611a

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

MSAMRNBSink.pdb

Imports

msvcrt

_unlock
_onexit
??1type_info@@UAE@XZ
_except_handler4_common
malloc
__dllonexit
_lock
_initterm
free
_amsg_exit
_XcptFilter
memmove
memcpy
__CxxFrameHandler3
_CxxThrowException
?what@exception@@UBEPBDXZ
??1exception@@UAE@XZ
??0exception@@QAE@ABV0@@Z
??0exception@@QAE@ABQBDH@Z
??0exception@@QAE@ABQBD@Z
_purecall
_callnewh
??3@YAXPAX@Z

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

PropVariantClear
PropVariantCopy

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

InitializeCriticalSection
DeleteCriticalSection
EnterCriticalSection
LeaveCriticalSection

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

DisableThreadLibraryCalls
GetModuleFileNameW

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

RegCloseKey
RegCreateKeyExW
RegSetValueExW
RegDeleteTreeW

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

UnhandledExceptionFilter
GetLastError
SetUnhandledExceptionFilter

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

Sleep

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

QueryPerformanceCounter

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

GetCurrentProcessId
GetCurrentThreadId
GetCurrentProcess
TerminateProcess

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

GetTickCount
GetSystemTimeAsFileTime

mfplat

MFCreateEventQueue
MFCreateAsyncResult
MFInvokeCallback
MFUnlockWorkQueue
MFCreateMediaType
MFPutWorkItem
MFAllocateWorkQueue

Exports

Exports

DllCanUnloadNow
DllGetClassObject
DllRegisterServer
DllUnregisterServer

Sections

.text
Size: 21KB - Virtual size: 21KB

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: 2KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

70bafce4183154798ca2a6d40f0b611a

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

msvcrt

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

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

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

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

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

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

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

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

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

mfplat

Exports

Exports

Sections

.text Size: 21KB - Virtual size: 21KB

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

.idata Size: 2KB - Virtual size: 2KB

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

.reloc Size: 2KB - Virtual size: 1KB

.text
Size: 21KB - Virtual size: 21KB

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

.idata
Size: 2KB - Virtual size: 2KB

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

.reloc
Size: 2KB - Virtual size: 1KB