SndVolSSO[.]dll

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General

Target

SndVolSSO.dll
Size

400KB
MD5

531b04da95dd33dc5e9235aabdfdf423
SHA1

3298d4f5c4560ac242e1cd09e1babcdd640259ef
SHA256

ebe9fae52e40f6bd6ce1ca610681ea6f2406d0084103c1d655ec0d8ea3e9ecb1
SHA512

24351b3d14004c83c15f802c24f89b928a11da604623d424f70d3b7310293736a0292e812de1598842872a5386833b2d44a6a38cd485d183c020cea7dd9563b1
SSDEEP

3072:jAaoi746ZSRNXFuVolUaG1KrHryyI3MSwopyXUIX:jFfnZsNVnuKrHzI3MSwopyXU

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
SndVolSSO.dll

Files

SndVolSSO.dll
.dll windows:10 windows x86 arch:x86

8209712511ff4d32a4f04e0ece88e43f

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

SndVolSSO.pdb

Imports

msvcrt

_except_handler4_common
__CxxFrameHandler3
realloc
??1type_info@@UAE@XZ
_onexit
__dllonexit
_unlock
_lock
_initterm
_amsg_exit
_XcptFilter
_vsnwprintf
memset
_callnewh
_scwprintf
_wcsicmp
memmove_s
swprintf_s
_resetstkoflw
_purecall
rand
srand
malloc
free
_vsnprintf_s
??0exception@@QAE@ABV0@@Z
??0exception@@QAE@XZ
_CxxThrowException
??1exception@@UAE@XZ
memcpy_s
_ftol2
_errno
memcmp

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

FreeLibrary
LoadStringW
SizeofResource
LockResource
LoadLibraryExW
GetProcAddress
FindResourceExW
LoadLibraryExA
LoadResource
GetModuleHandleExW
GetModuleFileNameA

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

WaitForSingleObject
Sleep
WaitForSingleObjectEx
CreateSemaphoreExW
OpenSemaphoreW
ReleaseMutex
ReleaseSemaphore
CreateMutexExW
CreateMutexW
InitializeCriticalSection
DeleteCriticalSection
InitOnceComplete
InitOnceBeginInitialize
EnterCriticalSection
LeaveCriticalSection

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

HeapDestroy
HeapReAlloc
GetProcessHeap
HeapSize
HeapFree
HeapAlloc

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

SetLastError
UnhandledExceptionFilter
GetLastError
RaiseException
SetUnhandledExceptionFilter

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

CreateProcessW
GetCurrentProcess
OpenProcessToken
GetCurrentThreadId
TerminateProcess
IsProcessorFeaturePresent
FlushInstructionCache
GetCurrentProcessId

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

FormatMessageW
GetUserPreferredUILanguages
GetLocaleInfoEx

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

OutputDebugStringW
OutputDebugStringA

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

CloseHandle

rpcrt4

RpcBindingFromStringBindingW
RpcStringBindingComposeW
RpcBindingFree
RpcStringFreeW

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

CoTaskMemFree
CoTaskMemAlloc
CoUninitialize
CoInitializeEx
PropVariantClear
CoCreateInstance

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

ExpandEnvironmentStringsW

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

GetTickCount64
GetVersionExW
GetSystemTimeAsFileTime
GetTickCount

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

RegGetValueW
RegSetValueExW
RegOpenKeyExW
RegCloseKey
RegCreateKeyExW

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

WindowsCreateStringReference
WindowsGetStringRawBuffer
WindowsDeleteString

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

LocalFree

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

SubmitThreadpoolWork
CreateThreadpoolWork
CloseThreadpoolWork

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

CompareStringOrdinal

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

RoActivateInstance
RoGetActivationFactory

api-ms-win-security-base-l1-2-0

GetTokenInformation

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

ConvertSidToStringSidW

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

VirtualAlloc
VirtualFree

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

DecodePointer
EncodePointer

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

InterlockedPopEntrySList
InterlockedPushEntrySList

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

QueryPerformanceCounter

ntdll

EtwEventRegister
RtlPublishWnfStateData
RtlEqualWnfChangeStamps
RtlNtStatusToDosError
RtlQueryWnfStateData
RtlUnsubscribeWnfNotificationWaitForCompletion
RtlSubscribeWnfStateChangeNotification
EtwUnregisterTraceGuids
EtwRegisterTraceGuidsW
EtwGetTraceEnableFlags
EtwGetTraceEnableLevel
EtwGetTraceLoggerHandle
EtwTraceMessage
EtwEventSetInformation
EtwEventWriteTransfer
EtwEventWrite
EtwEventUnregister

user32

DispatchMessageW
TranslateMessage
GetMessageW
GetRawInputDeviceList
RegisterRawInputDevices
GetRawInputDeviceInfoW
GetRawInputData
CreateWindowExW
LoadCursorW
GetClassInfoExW
RegisterClassExW
DestroyWindow
DestroyIcon
IsWindow
CallWindowProcW
SetWindowLongW
UnregisterClassA
RegisterWindowMessageW
KillTimer
SetTimer
TrackPopupMenuEx
DeleteMenu
GetSubMenu
LoadMenuW
GetMonitorInfoW
MonitorFromPoint
GetWindowLongW
SendNotifyMessageW
SendMessageW
GetSystemMetricsForDpi
BringWindowToTop
GetWindowBand
PostMessageW
PrivateExtractIconsW
LoadImageW
DefWindowProcW
SetForegroundWindow
FindWindowW
LoadIconW

ole32

CoAllowSetForegroundWindow

api-ms-win-service-management-l1-1-0

OpenSCManagerW
CloseServiceHandle
OpenServiceW

api-ms-win-service-winsvc-l1-2-0

QueryServiceStatus

api-ms-win-service-management-l2-1-0

NotifyServiceStatusChangeW

api-ms-win-core-delayload-l1-1-1

ResolveDelayLoadedAPI
DelayLoadFailureHook

Exports

Exports

DllCanUnloadNow
DllGetClassObject
DllMain

Sections

.text
Size: 79KB - Virtual size: 79KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 7KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.didat
Size: 512B - Virtual size: 124B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 306KB - Virtual size: 306KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 5KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

8209712511ff4d32a4f04e0ece88e43f

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

msvcrt

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

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

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

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

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

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

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

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

rpcrt4

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

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

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

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

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

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

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

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

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

api-ms-win-security-base-l1-2-0

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

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

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

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

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

ntdll

user32

ole32

api-ms-win-service-management-l1-1-0

api-ms-win-service-winsvc-l1-2-0

api-ms-win-service-management-l2-1-0

api-ms-win-core-delayload-l1-1-1

Exports

Exports

Sections

.text Size: 79KB - Virtual size: 79KB

.data Size: 512B - Virtual size: 4KB

.idata Size: 7KB - Virtual size: 6KB

.didat Size: 512B - Virtual size: 124B

.rsrc Size: 306KB - Virtual size: 306KB

.reloc Size: 5KB - Virtual size: 5KB

.text
Size: 79KB - Virtual size: 79KB

.data
Size: 512B - Virtual size: 4KB

.idata
Size: 7KB - Virtual size: 6KB

.didat
Size: 512B - Virtual size: 124B

.rsrc
Size: 306KB - Virtual size: 306KB

.reloc
Size: 5KB - Virtual size: 5KB