WimProvider[.]dll

Sharing

Copy URL

Twitter E-mail

General

Target

WimProvider.dll
Size

589KB
MD5

229df404d67e69e57f9e284a66f2adeb
SHA1

7f4f703dbe8c274f5104d4d104dafcadf0c3857b
SHA256

8b7821a1fb9170c6aa1ec25eea378f43661812eba25064bb95999156b472c377
SHA512

917912cdfcf1d46f691cadc6e7aaae1a302a66721beec0e9b22e394592b290605caf410221045f2ce89896e5d9602ee4946202f2de9390e92c8aaa5a609b3a54
SSDEEP

12288:5DRxJyz+Fy8XVXNjHSUrSA9Jzs1KOUnZyiZ:5DRxQz+xXBdrr999uvUEiZ

Score

1^/10

Malware Config

Signatures

Files

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

df4419b93535e12efb8912e6e019d260

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

43:d9:21:ec:06:b8:58:3b:2f:63:02:69:69:6a:01:16:d1:db:24:cd:62:96:f6:55:eb:ca:71:61:16:e9:1d:21
Signer

Actual PE Digest

43:d9:21:ec:06:b8:58:3b:2f:63:02:69:69:6a:01:16:d1:db:24:cd:62:96:f6:55:eb:ca:71:61:16:e9:1d:21

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

_vsnwprintf_s
_vsnprintf_s
towupper
_wtoi64
iswspace
iswalpha
_wcsnicmp
wcsstr
memcmp
memcpy
memmove
_errno
_onexit
__dllonexit
_unlock
_lock
??1type_info@@UEAA@XZ
?terminate@@YAXXZ
_initterm
_amsg_exit
_XcptFilter
_CxxThrowException
_callnewh
??0exception@@QEAA@AEBQEBDH@Z
malloc
_wcsicmp
wcstoul
_vsnwprintf
??0exception@@QEAA@XZ
??0exception@@QEAA@AEBQEBD@Z
??1exception@@UEAA@XZ
?what@exception@@UEBAPEBDXZ
??0exception@@QEAA@AEBV0@@Z
wcsncmp
wcschr
wcscat_s
memmove_s
calloc
__RTDynamicCast
wcstok_s
_wtol
wcscpy_s
wcsncpy_s
wcsrchr
free
_stricmp
_vscwprintf
_strnicmp
_purecall
vswprintf_s
memcpy_s
__C_specific_handler
__CxxFrameHandler3
memset

advapi32

EventActivityIdControl
EventWriteTransfer
RegQueryValueExW
RegOpenKeyExW
RegQueryInfoKeyW
RegCloseKey
EventRegister
EventUnregister

kernel32

RemoveDirectoryW
WriteFile
ReadFile
IsDebuggerPresent
DebugBreak
CreateMutexExW
OpenSemaphoreW
WaitForSingleObjectEx
ReleaseMutex
ReleaseSemaphore
CreateSemaphoreExW
LocalAlloc
CreateEventW
GetOverlappedResult
LoadLibraryW
GetVolumePathNamesForVolumeNameW
VirtualProtect
SetLastError
EnterCriticalSection
GetModuleHandleExW
GetModuleFileNameW
LeaveCriticalSection
InitializeCriticalSection
GetCurrentThreadId
OutputDebugStringW
DeleteCriticalSection
GetCurrentProcessId
GetModuleHandleW
LoadLibraryExW
HeapFree
GetProcessHeap
GetFullPathNameW
HeapReAlloc
HeapAlloc
GetLastError
CompareStringW
GetProcAddress
FreeLibrary
DisableThreadLibraryCalls
GetThreadLocale
SetThreadLocale
RaiseException
LocalFree
DeleteFileW
GetLocaleInfoW
GetNumberFormatW
FileTimeToLocalFileTime
FileTimeToSystemTime
GetDateFormatW
GetTimeFormatW
SystemTimeToFileTime
FindFirstFileNameW
LoadLibraryExA
FindClose
SizeofResource
LockResource
LoadResource
FindResourceExW
HeapSize
HeapDestroy
Sleep
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
QueryPerformanceCounter
GetTickCount
OutputDebugStringA
GetFileAttributesW
GetSystemInfo
FindNextFileW
FindFirstFileW
GetVolumeNameForVolumeMountPointW
GetVolumePathNameW
GetFileInformationByHandle
CreateDirectoryW
CloseHandle
CreateFileW
FormatMessageW
SetThreadUILanguage
ReleaseSRWLockExclusive
AcquireSRWLockExclusive
VirtualQuery
DeviceIoControl
SetFileAttributesW
GetFinalPathNameByHandleW
GetModuleFileNameA
MapViewOfFile
CreateFileMappingW
UnmapViewOfFile
GetVersionExW
SearchPathW
WaitForSingleObject
GetPrivateProfileSectionW
GetDriveTypeW
FindNextFileNameW
GetSystemTimeAsFileTime

ole32

CoTaskMemFree
ProgIDFromCLSID
CoCreateInstance
StringFromGUID2
CLSIDFromString

user32

CharUpperW
LoadStringW
CharNextW
CharLowerBuffW

oleaut32

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

xmllite

CreateXmlWriter
CreateXmlReader

profapi

ord104

ntdll

RtlReAllocateHeap
RtlFreeHeap
RtlAllocateHeap
RtlNtStatusToDosError
RtlRaiseStatus
NtYieldExecution

Exports

Exports

DLLGetDISMProviderCLSID
DllCanUnloadNow
DllGetClassObject
DllRegisterServer
DllUnregisterServer

Sections

.text
Size: 378KB - Virtual size: 377KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 130KB - Virtual size: 129KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 24KB - Virtual size: 26KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 12KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.didat
Size: 512B - Virtual size: 328B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 31KB - Virtual size: 31KB

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

df4419b93535e12efb8912e6e019d260

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

43:d9:21:ec:06:b8:58:3b:2f:63:02:69:69:6a:01:16:d1:db:24:cd:62:96:f6:55:eb:ca:71:61:16:e9:1d:21Signer

Headers

DLL Characteristics

File Characteristics

Imports

msvcrt

advapi32

kernel32

ole32

user32

oleaut32

xmllite

profapi

ntdll

Exports

Exports

Sections

.text Size: 378KB - Virtual size: 377KB

.rdata Size: 130KB - Virtual size: 129KB

.data Size: 24KB - Virtual size: 26KB

.pdata Size: 12KB - Virtual size: 12KB

.didat Size: 512B - Virtual size: 328B

.rsrc Size: 31KB - Virtual size: 31KB

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

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

43:d9:21:ec:06:b8:58:3b:2f:63:02:69:69:6a:01:16:d1:db:24:cd:62:96:f6:55:eb:ca:71:61:16:e9:1d:21
Signer

.text
Size: 378KB - Virtual size: 377KB

.rdata
Size: 130KB - Virtual size: 129KB

.data
Size: 24KB - Virtual size: 26KB

.pdata
Size: 12KB - Virtual size: 12KB

.didat
Size: 512B - Virtual size: 328B

.rsrc
Size: 31KB - Virtual size: 31KB

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