AssocProvider[.]dll

Sharing

Copy URL Twitter E-mail

General

Target

AssocProvider.dll
Size

112KB
MD5

94dc379aa020d365ea5a32c4fab7f6a3
SHA1

7270573fd7df3f3c996a772f85915e5982ad30a1
SHA256

dc6a5930c2b9a11204d2e22a3e8d14c28e5bdac548548e256ba7ffa79bd8c907
SHA512

998fd10a1f43024a2398491e3764748c0b990b37d8b3c820d281296f8da8f1a2f97073f4fd83543994a6e326fa7e299cb5f59e609358cd77af996175782eeaca
SSDEEP

1536:yV9TBLzWvVZtglIDIQdgDbEyuh9UHsTj2HUWli7HlzuTPxwQ:yH1uL6IdgDWjUHeEhyuTx

Score

1^/10

Malware Config

Signatures

Files

AssocProvider.dll
.dll regsvr32 windows:10 windows x64 arch:x64

e1921d401583d0d512d1a8ec5d16429d

Code Sign

33:00:00:02:66:bd:15:80:ef:a7:5c:d6:d3:00:00:00:00:02:66
Certificate

Issuer

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

Not Before

04/03/2020, 18:30

Not After

03/03/2021, 18:30

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

af:58:b5:2b:08:68:d3:70:ba:d9:90:16:d9:02:a7:ad:1f:26:b8:95:49:28:9c:e9:2a:66:00:b5:1b:0d:e0:84
Signer

Actual PE Digest

af:58:b5:2b:08:68:d3:70:ba:d9:90:16:d9:02:a7:ad:1f:26:b8:95:49:28:9c:e9:2a:66:00:b5:1b:0d:e0:84

Digest Algorithm

sha256

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_REMOVABLE_RUN_FROM_SWAP
IMAGE_FILE_NET_RUN_FROM_SWAP
IMAGE_FILE_DLL

Imports

msvcrt

vswprintf_s
memcpy_s
??0exception@@QEAA@AEBV0@@Z
??1exception@@UEAA@XZ
?what@exception@@UEBAPEBDXZ
??0exception@@QEAA@AEBQEBD@Z
memmove_s
_purecall
_vscwprintf
_vsnwprintf
wcsncpy_s
wcscat_s
free
malloc
??0exception@@QEAA@AEBQEBDH@Z
_callnewh
_CxxThrowException
_XcptFilter
_amsg_exit
_initterm
?terminate@@YAXXZ
_lock
_unlock
__dllonexit
__CxxFrameHandler3
_onexit
??1type_info@@UEAA@XZ
memcmp
??0exception@@QEAA@XZ
wcscpy_s
__C_specific_handler
__RTDynamicCast
memset

ntdll

RtlLookupFunctionEntry
RtlVirtualUnwind
RtlCaptureContext

kernel32

FreeLibrary
GetVersionExW
SearchPathW
SetLastError
UnmapViewOfFile
LocalFree
LockResource
LoadResource
FindResourceExW
FormatMessageW
GetTickCount
GetSystemTimeAsFileTime
QueryPerformanceCounter
TerminateProcess
GetCurrentProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
Sleep
HeapDestroy
MapViewOfFile
CreateFileMappingW
DisableThreadLibraryCalls
GetThreadLocale
SetThreadLocale
DeleteCriticalSection
RaiseException
GetLastError
GetModuleFileNameW
GetProcAddress
LoadLibraryExW
GetModuleHandleW
InitializeCriticalSection
EnterCriticalSection
LeaveCriticalSection
SetThreadUILanguage
MultiByteToWideChar
OutputDebugStringW
GetCurrentThreadId
GetCurrentProcessId
CreateFileW
GetFileSizeEx
ReadFile
CloseHandle
CopyFileW
DeleteFileW
HeapSize
HeapReAlloc
HeapFree
HeapAlloc
GetProcessHeap

advapi32

RegCloseKey
RegOpenKeyExW
RegQueryValueExW
RegQueryInfoKeyW

user32

UnregisterClassA
CharLowerBuffW
LoadStringW
CharNextW

ole32

CoCreateInstance
CoTaskMemFree
ProgIDFromCLSID
StringFromGUID2

oleaut32

SysStringLen
SysFreeString
LoadRegTypeLi
VarBstrCmp
CreateErrorInfo
SetErrorInfo
GetErrorInfo
SysAllocStringLen
VariantClear
SysAllocStringByteLen
UnRegisterTypeLi
SysStringByteLen
RegisterTypeLi
LoadTypeLi
SysAllocString

shell32

SHCreateAssociationRegistration

Exports

Exports

DLLGetDISMProviderCLSID
DllCanUnloadNow
DllGetClassObject
DllRegisterServer
DllUnregisterServer

Sections

.text
Size: 49KB - Virtual size: 48KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 33KB - Virtual size: 32KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 8KB - Virtual size: 9KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 9KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 1024B - Virtual size: 908B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

e1921d401583d0d512d1a8ec5d16429d

Code Sign

33:00:00:02:66:bd:15:80:ef:a7:5c:d6:d3:00:00:00:00:02:66Certificate

Extended Key Usages

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

Key Usages

af:58:b5:2b:08:68:d3:70:ba:d9:90:16:d9:02:a7:ad:1f:26:b8:95:49:28:9c:e9:2a:66:00:b5:1b:0d:e0:84Signer

Headers

DLL Characteristics

File Characteristics

Imports

msvcrt

ntdll

kernel32

advapi32

user32

ole32

oleaut32

shell32

Exports

Exports

Sections

.text Size: 49KB - Virtual size: 48KB

.rdata Size: 33KB - Virtual size: 32KB

.data Size: 8KB - Virtual size: 9KB

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

.rsrc Size: 9KB - Virtual size: 8KB

.reloc Size: 1024B - Virtual size: 908B

33:00:00:02:66:bd:15:80:ef:a7:5c:d6:d3:00:00:00:00:02:66
Certificate

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

af:58:b5:2b:08:68:d3:70:ba:d9:90:16:d9:02:a7:ad:1f:26:b8:95:49:28:9c:e9:2a:66:00:b5:1b:0d:e0:84
Signer

.text
Size: 49KB - Virtual size: 48KB

.rdata
Size: 33KB - Virtual size: 32KB

.data
Size: 8KB - Virtual size: 9KB

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

.rsrc
Size: 9KB - Virtual size: 8KB

.reloc
Size: 1024B - Virtual size: 908B