MosStorage[.]dll

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General

Target

MosStorage.dll
Size

66KB
MD5

1af757b4a6822119d08b394e7bfcbe46
SHA1

2b49678612b66c8889623243a5f27f1416006d3f
SHA256

b34ebba65aca8b49166a84e3fb27552a07b4e26fe64e36f383272c136e87a49c
SHA512

05a6af101f30707a1bf9956a533f6ac578c564ccd27e7d0f16c92b744216b1c8101372ffeabd27f57767fd97a1baf3e620574d4a8db5bdde3c1c0f479c58ce0d
SSDEEP

1536:mSc9qbpVq88o/1PYMlpxkuDGIV/wD4B1VoUFG32:7OEpVq8b/1Pc82wV9Y2

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

a44181a3543d1c6c6a24d9baff050cfa

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

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

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

_initterm_e
_initterm

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

memset

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
_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
__CxxFrameHandler3
memcpy

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

GetModuleFileNameA
GetModuleHandleExW
GetProcAddress
DisableThreadLibraryCalls
GetModuleHandleW
FreeLibrary
LoadLibraryExA

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

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

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

HeapFree
GetProcessHeap
HeapAlloc

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

GetLastError
SetLastError
UnhandledExceptionFilter
RaiseException
SetUnhandledExceptionFilter

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

GetCurrentThreadId
ResumeThread
GetCurrentProcessId
SetThreadPriority
GetCurrentProcess
TerminateProcess
CreateThread

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

GetLocaleInfoEx
FormatMessageW

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

DebugBreak
OutputDebugStringW
IsDebuggerPresent

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

CloseHandle

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

EventWriteTransfer
EventRegister
EventSetInformation
EventUnregister

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

CoTaskMemFree
CLSIDFromString
StringFromGUID2
CoCreateGuid

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

WindowsCreateStringReference
WindowsGetStringRawBuffer
WindowsDeleteString
WindowsCreateString

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

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

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
VirtualProtect
VirtualQuery

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

QueryPerformanceFrequency
QueryPerformanceCounter

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

GetTickCount
GetSystemInfo
GetSystemTimeAsFileTime

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

IsProcessorFeaturePresent

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

InitializeSListHead

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

FreeTransientObjectSecurityDescriptor
QueryTransientObjectSecurityDescriptor

ztrace_maps

ZTraceReportPropagation
ZTraceReportOrigination
ZTraceHelperNoThis
ZTraceReportPropagationNoThis
ZTraceReportOriginationNoThis
ZTraceReportIgnoreNoThis
ZTraceClose
ZTraceInit

bcp47langs

GetUserLanguages

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

RegGetValueW

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

RegDeleteKeyValueW
RegSetKeyValueW

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

LocalFree
LocalAlloc

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: 53KB - Virtual size: 53KB

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

a44181a3543d1c6c6a24d9baff050cfa

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

msvcp_win

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

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

api-ms-win-crt-private-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

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: 53KB - Virtual size: 53KB

.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: 53KB - Virtual size: 53KB

.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