MSAMRNBDecoder[.]dll

Sharing

Copy URL

Twitter E-mail

General

Target

MSAMRNBDecoder.dll
Size

120KB
MD5

0aae6a29fc0501bffdedf885e137ea6e
SHA1

5b745375ba8a91cdd6f70b5f21731078c7409e28
SHA256

bd9cf98f928470d06332223ddd84b0ac9af055a54a07775b75a497b4cc947919
SHA512

ca76d5f30023419e805e9c21d024f86127905c8fa5fb4eb913a75c083c6f28f63c2dcc28437800dfd3d15aeee7ca88ce124daceccc8f0f5d22e1a61f262bd77a
SSDEEP

3072:lAR5Lpm1EvknIFQ2czOVVwuARYqCFqlW3xiE3sfoNszG:SRO1QQnTCyfCF4E6oNsS

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
MSAMRNBDecoder.dll

Files

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

c47586e1615f031fd41a22883abab834

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

MSAMRNBDecoder.pdb

Imports

msvcrt

_except_handler4_common
??1type_info@@UAE@XZ
realloc
__dllonexit
_unlock
strchr
_lock
__CxxFrameHandler3
_initterm
_amsg_exit
_XcptFilter
_CxxThrowException
_callnewh
?what@exception@@UBEPBDXZ
??1exception@@UAE@XZ
??0exception@@QAE@ABV0@@Z
??0exception@@QAE@XZ
malloc
free
_onexit
memcpy
memset

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

Sleep
InitializeCriticalSection
LeaveCriticalSection
DeleteCriticalSection
EnterCriticalSection

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

FreeLibrary
GetModuleHandleExW
GetModuleHandleW
GetModuleFileNameW
GetProcAddress
DisableThreadLibraryCalls

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

RegCreateKeyExW
RegDeleteTreeW
RegCloseKey
RegSetValueExW

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

SetUnhandledExceptionFilter
UnhandledExceptionFilter
SetLastError
GetLastError

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

QueryPerformanceCounter

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

GetCurrentThreadId
GetCurrentProcessId
TerminateProcess
GetCurrentProcess

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

GetTickCount
GetSystemTimeAsFileTime

mfplat

MFTUnregister
MFTRegister
MFCreateMediaType

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

GetProcessHeap
HeapFree
HeapAlloc

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

LocalAlloc
LocalFree

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

CloseHandle

Exports

Exports

DllCanUnloadNow
DllGetClassObject
DllRegisterServer
DllUnregisterServer

Sections

.text
Size: 111KB - Virtual size: 111KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 1024B - 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: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

c47586e1615f031fd41a22883abab834

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

msvcrt

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

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

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

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

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

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

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

mfplat

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

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

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

Exports

Exports

Sections

.text Size: 111KB - Virtual size: 111KB

.data Size: 1024B - Virtual size: 1KB

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

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

.reloc Size: 3KB - Virtual size: 2KB

.text
Size: 111KB - Virtual size: 111KB

.data
Size: 1024B - Virtual size: 1KB

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

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

.reloc
Size: 3KB - Virtual size: 2KB