MosStorage[.]dll

Sharing

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General

Target

MosStorage.dll
Size

76KB
MD5

ecdfd579a8ad5843e7ff0834912015da
SHA1

e9b72ffa7a878616073404a92511fe8162363b0f
SHA256

ff8d4f245118ba176892983b5bb67c97d492f260bcec72dacfe58240270e89f2
SHA512

6bbd9c91f91d3f4e61d924dac8e02b9fdd8eac2a14bef3676ad22f26a2a623141049f235305001978310e7548223b6f174c05d8f918c323265139980d8a54c6d
SSDEEP

1536:MU8hLmQXIp0ea2urRs5T5vgOhEZI1UxzYImdm/u162r1VwF4qToqcG3eYsy:2LcpPa2uds5FvgOVE8Iu16OS4qTj9eYs

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
MosStorage.dll

Files

MosStorage.dll
.dll windows:10 windows x86 arch:x86

01650436c07b7f5b172c596f783e56b5

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

MosStorage.pdb

Imports

msvcp_win

?_Xlength_error@std@@YAXPBD@Z
?_Xinvalid_argument@std@@YAXPBD@Z
?_Xout_of_range@std@@YAXPBD@Z

api-ms-win-crt-runtime-l1-1-0

_initterm_e
_initterm

api-ms-win-crt-private-l1-1-0

_o__configure_narrow_argv
_o__create_locale
_o__crt_atexit
_o__errno
_o__execute_onexit_table
_o__initialize_narrow_environment
_o__initialize_onexit_table
_o__invalid_parameter_noinfo
_o__invalid_parameter_noinfo_noreturn
_o__register_onexit_function
_o__seh_filter_dll
memmove
_o__wtof_l
_o_free
_o_malloc
_o_rand
_o_srand
_o_strtoul
_o_terminate
_except_handler4_common
__current_exception
__current_exception_context
_CxxThrowException
_o__cexit
_o__callnewh
_o___stdio_common_vswscanf
_o___stdio_common_vswprintf
_o___stdio_common_vsnprintf_s
_o___std_type_info_destroy_list
_o___std_exception_destroy
_o___std_exception_copy
wcsstr
__std_terminate
__CxxFrameHandler3
memcpy

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

memset

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

GetModuleFileNameA
DisableThreadLibraryCalls
GetModuleHandleExW
LoadLibraryExA
FreeLibrary
GetModuleHandleW
GetProcAddress

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

WaitForSingleObject
EnterCriticalSection
InitializeCriticalSection
DeleteCriticalSection
LeaveCriticalSection
CreateMutexExW
ReleaseSemaphore
CreateSemaphoreExW
ReleaseMutex
OpenSemaphoreW
WaitForSingleObjectEx
ReleaseSRWLockExclusive
AcquireSRWLockExclusive

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

HeapFree
HeapAlloc
GetProcessHeap

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

GetLastError
UnhandledExceptionFilter
RaiseException
SetLastError
SetUnhandledExceptionFilter

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

GetCurrentThreadId
CreateThread
SetThreadPriority
ResumeThread
GetCurrentProcess
TerminateProcess
GetCurrentProcessId

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

GetLocaleInfoEx
FormatMessageW

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

DebugBreak
IsDebuggerPresent
OutputDebugStringW

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

CloseHandle

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

EventRegister
EventSetInformation
EventWriteTransfer
EventUnregister

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

StringFromGUID2
CLSIDFromString
CoTaskMemFree
CoCreateGuid

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

WindowsGetStringRawBuffer
WindowsDeleteString
WindowsCreateString
WindowsCreateStringReference

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

GetVolumePathNameW
SetFilePointerEx
GetFileSizeEx
CreateDirectoryW
GetFileAttributesW
SetFileAttributesW
FindFirstFileW
WriteFile
FindNextFileW
CreateFileW
ReadFile
FindClose

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

CompareStringOrdinal

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

PathCchCombine
PathAllocCanonicalize
PathAllocCombine

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

InitOnceComplete
InitOnceBeginInitialize

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

RaiseFailFastException

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

VirtualFree
VirtualAlloc
VirtualQuery
VirtualProtect

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

QueryPerformanceCounter
QueryPerformanceFrequency

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

GetSystemInfo
GetTickCount
GetSystemTimeAsFileTime

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

IsProcessorFeaturePresent

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

InitializeSListHead

ntdll

RtlIsStateSeparationEnabled

api-ms-win-security-accesshlpr-l1-1-0

FreeTransientObjectSecurityDescriptor
QueryTransientObjectSecurityDescriptor

ztrace_maps

ZTraceReportPropagation
ZTraceReportOriginationNoThis
ZTraceHelperNoThis
ZTraceReportPropagationNoThis
ZTraceReportIgnoreNoThis
ZTraceClose
ZTraceInit
ZTraceReportOrigination

bcp47langs

GetUserLanguages

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

RegGetValueW

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

RegSetKeyValueW
RegDeleteKeyValueW

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

LocalAlloc
LocalFree

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

RoActivateInstance

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

ApiSetQueryApiSetPresence

api-ms-win-stateseparation-helpers-l1-1-0

GetPersistedRegistryLocationW

mapconfiguration

ConfigurationManager_Create

Exports

Exports

MosQueryAnyPackagesFromPath
MosQueryCatalogExists
MosQueryPackages
MosQueryPackagesFromPath
MosStorageDumpConfiguration
MosStorageEnsureIsAppContainerCompliant
MosStorageEnsureMapDataDirectory
MosStorageEnsureMapDataDirectoryReturnPath
MosStorageGetBrowseCacheSizeInMBytes
MosStorageGetCurrentLocation
MosStorageGetDataDirectory
MosStorageGetDefaultExternalStorage
MosStorageGetLocations
MosStorageGetMapDataMaxBrowseCacheSizeInBytes
MosStorageGetMapsRepairAttempts
MosStorageGetMigrationState
MosStorageGetResourceDirectory
MosStorageGetStorageDeviceDataFromDeviceGuid
MosStorageGetStorageSizesInBytes
MosStorageGetSystemDataDirectory
MosStorageGetTotalMapDataInBytes
MosStorageGetWhetherSpaceAvailable
MosStorageIsStorageStateValid
MosStorageResetCacheValues
MosStorageResetPreferredLocationIfDefined
MosStorageResetPreferredLocationIfNotPresent
MosStorageSetLocation
MosStorageSetMapsRepairAttempts
MosStorageSetMigrationState
MosStorageUseDefaultExternalStorage
MosStorageValidateLocation
MosStorage_SetServiceCallbacks

Sections

.text
Size: 63KB - Virtual size: 62KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 6KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.didat
Size: 512B - Virtual size: 40B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 1024B - Virtual size: 1016B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

01650436c07b7f5b172c596f783e56b5

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

msvcp_win

api-ms-win-crt-runtime-l1-1-0

api-ms-win-crt-private-l1-1-0

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

ntdll

api-ms-win-security-accesshlpr-l1-1-0

ztrace_maps

bcp47langs

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

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

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

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

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

api-ms-win-stateseparation-helpers-l1-1-0

mapconfiguration

Exports

Exports

Sections

.text Size: 63KB - Virtual size: 62KB

.data Size: 512B - Virtual size: 3KB

.idata Size: 6KB - Virtual size: 6KB

.didat Size: 512B - Virtual size: 40B

.rsrc Size: 1024B - Virtual size: 1016B

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

.text
Size: 63KB - Virtual size: 62KB

.data
Size: 512B - Virtual size: 3KB

.idata
Size: 6KB - Virtual size: 6KB

.didat
Size: 512B - Virtual size: 40B

.rsrc
Size: 1024B - Virtual size: 1016B

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