AUDIOKSE[.]dll

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General

Target

AUDIOKSE.dll
Size

372KB
MD5

73c7e6d8595b2a1a2987908b978b13f3
SHA1

38e952731147a1d7cd9397b1ba061bbb2fc5dbb6
SHA256

39d717b64c066e5bc65c07f0852b5f731aa872bc123ab033e962e82d6f99a905
SHA512

102659a8be4caec47b8ffba6d2eef88c375d7c4dcf3352f4cf7e9f36c4003c5c376018202ae10799de6102eb622298290d6ea353e6d43b3411acd22e810a7095
SSDEEP

6144:ky0ldYW3tdUGhtfVM6+vHdpi9lGI9QMYa3NNeCmb/R4VOLvGjGiXTIOk7Uv0T4:kjgAtdUe26+PHmGxMlN0vb/kOLvPOkYj

Score

1^/10

Malware Config

Signatures

Files

AUDIOKSE.dll
.dll regsvr32 windows:10 windows x86 arch:x86

e90b83b706a73b299acd8ab792ed329b

Code Sign

33:00:00:00:bc:e1:20:fd:d2:7c:c8:ee:93:00:00:00:00:00:bc
Certificate

Issuer

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

Not Before

18/08/2015, 17:15

Not After

18/11/2016, 17:15

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

12:3e:36:e2:71:9d:b2:a8:59:29:dd:c1:68:0a:6a:36:14:3a:bb:72:e9:ff:24:41:8c:7b:6a:f5:43:66:f1:53
Signer

Actual PE Digest

12:3e:36:e2:71:9d:b2:a8:59:29:dd:c1:68:0a:6a:36:14:3a:bb:72:e9:ff:24:41:8c:7b:6a:f5:43:66:f1:53

Digest Algorithm

sha256

PE Digest Matches

true

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

AUDIOKSE.pdb

Imports

msvcrt

__CxxFrameHandler3
_ftol2
_ftol2_sse
memcmp
_except_handler4_common
_onexit
_CxxThrowException
_unlock
_lock
realloc
_errno
_CIpow
??1type_info@@UAE@XZ
_CIlog10
strnlen
wcsncpy_s
_initterm
_amsg_exit
_XcptFilter
memset
_wcslwr
wcsstr
_resetstkoflw
_purecall
wcscat_s
wcscpy_s
memcpy_s
fclose
fseek
tolower
_strnicmp
strncmp
_wfopen
feof
fread
_wtol
wcsrchr
free
malloc
wcsnlen
__dllonexit
memcpy

ntdll

NtCreateFile
EtwUnregisterTraceGuids
EtwGetTraceEnableFlags
EtwGetTraceLoggerHandle
EtwGetTraceEnableLevel
EtwRegisterTraceGuidsW
RtlExtendMemoryBlockLookaside
RtlDestroyMemoryBlockLookaside
RtlNtStatusToDosError
RtlFreeMemoryBlockLookaside
RtlLockMemoryBlockLookaside
RtlCreateMemoryBlockLookaside
RtlUnlockMemoryBlockLookaside
NtQueryInformationProcess
RtlAllocateMemoryBlockLookaside
ShipAssert

oleaut32

VarUI4FromStr
SysAllocString
SysFreeString
SysStringLen

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

EventWriteTransfer
EventRegister
EventWrite
EventUnregister
EventSetInformation

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

SetEvent
WaitForMultipleObjectsEx
InitializeCriticalSection
CreateEventW
ResetEvent
CreateWaitableTimerExW
InitOnceInitialize
CancelWaitableTimer
EnterCriticalSection
WaitForSingleObjectEx
LeaveCriticalSection
DeleteCriticalSection
CreateEventA
CreateEventExW
WaitForSingleObject
SetWaitableTimer
InitOnceBeginInitialize
InitOnceExecuteOnce
Sleep

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

QueryPerformanceCounter
QueryPerformanceFrequency

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

GetTraceEnableFlags
TraceEvent
UnregisterTraceGuids
TraceMessage
GetTraceLoggerHandle
RegisterTraceGuidsW
GetTraceEnableLevel

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

DuplicateHandle
CloseHandle

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

CoTaskMemAlloc
CoGetMalloc
PropVariantClear
CoTaskMemFree
CoTaskMemRealloc
CoCreateInstance
StringFromGUID2

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

FreeLibrary
SizeofResource
LoadResource
FindResourceExW
GetModuleHandleW
DisableThreadLibraryCalls
LoadLibraryExW
GetProcAddress
GetModuleFileNameW

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

CharLowerBuffW
CharNextW

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

UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetLastError
RaiseException
SetLastError

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

RegCloseKey
RegEnumKeyExW
RegQueryValueExW
RegSetValueExW
RegCreateKeyExW
RegQueryInfoKeyW
RegGetValueW
RegOpenKeyExW
RegDeleteValueW

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

lstrcmpiW

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

WideCharToMultiByte
MultiByteToWideChar
CompareStringOrdinal

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

SetThreadLocale
GetThreadLocale

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

GetCurrentThreadId
GetCurrentProcessId
GetCurrentThread
TerminateProcess
CreateThread
SetThreadPriority
GetCurrentProcess

api-ms-win-core-io-l1-1-1

GetOverlappedResult
CancelIo
DeviceIoControl

api-ms-win-core-wow64-l1-1-0

IsWow64Process

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

UnmapViewOfFile
VirtualProtect
SetProcessWorkingSetSizeEx
MapViewOfFile
VirtualAlloc
VirtualFree
GetProcessWorkingSetSizeEx
CreateFileMappingW

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

ConvertStringSecurityDescriptorToSecurityDescriptorW

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

LocalFree

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

GetSystemTimeAsFileTime
GetVersionExW
GetLocalTime
GlobalMemoryStatusEx
GetTickCount64
GetTickCount
GetWindowsDirectoryW

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

SetThreadpoolTimer
CreateThreadpoolTimer
CloseThreadpoolTimer

api-ms-win-core-errorhandling-l1-1-3

RaiseFailFastException

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

HeapAlloc
HeapFree
GetProcessHeap

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

GetFileSize
CreateFileW
GetDiskFreeSpaceW

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

GetEnvironmentStringsW
FreeEnvironmentStringsW
FreeEnvironmentStringsA

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

OutputDebugStringA

mmdevapi

ord5

avrt

AvQuerySystemResponsiveness
AvRevertMmThreadCharacteristics
AvSetMmThreadCharacteristicsA
AvSetMmThreadPriority

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

K32GetDeviceDriverBaseNameW
K32GetDeviceDriverFileNameW
K32EnumDeviceDrivers

api-ms-win-devices-query-l1-1-1

DevCloseObjectQuery
DevCreateObjectQuery

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

DelayLoadFailureHook
ResolveDelayLoadedAPI

Exports

Exports

DllCanUnloadNow
DllGetClassObject
DllRegisterServer
DllUnregisterServer

Sections

.text
Size: 327KB - Virtual size: 327KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

RT_CODE
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

RT_BSS
Size: - Virtual size: 40B

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.data
Size: 4KB - Virtual size: 9KB

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: 88B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

RT_DATA
Size: 512B - Virtual size: 240B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

RT_CONST
Size: 2KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 2KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 14KB - Virtual size: 13KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

e90b83b706a73b299acd8ab792ed329b

Code Sign

33:00:00:00:bc:e1:20:fd:d2:7c:c8:ee:93:00:00:00:00:00:bcCertificate

Extended Key Usages

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

Key Usages

12:3e:36:e2:71:9d:b2:a8:59:29:dd:c1:68:0a:6a:36:14:3a:bb:72:e9:ff:24:41:8c:7b:6a:f5:43:66:f1:53Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

msvcrt

ntdll

oleaut32

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

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

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

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

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

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

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

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

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

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

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

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

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

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

api-ms-win-core-io-l1-1-1

api-ms-win-core-wow64-l1-1-0

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

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

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

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

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

api-ms-win-core-errorhandling-l1-1-3

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

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

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

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

mmdevapi

avrt

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

api-ms-win-devices-query-l1-1-1

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

Exports

Exports

Sections

.text Size: 327KB - Virtual size: 327KB

RT_CODE Size: 1KB - Virtual size: 1KB

RT_BSS Size: - Virtual size: 40B

.data Size: 4KB - Virtual size: 9KB

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

.didat Size: 512B - Virtual size: 88B

RT_DATA Size: 512B - Virtual size: 240B

RT_CONST Size: 2KB - Virtual size: 2KB

.rsrc Size: 2KB - Virtual size: 2KB

.reloc Size: 14KB - Virtual size: 13KB

33:00:00:00:bc:e1:20:fd:d2:7c:c8:ee:93:00:00:00:00:00:bc
Certificate

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

12:3e:36:e2:71:9d:b2:a8:59:29:dd:c1:68:0a:6a:36:14:3a:bb:72:e9:ff:24:41:8c:7b:6a:f5:43:66:f1:53
Signer

.text
Size: 327KB - Virtual size: 327KB

RT_CODE
Size: 1KB - Virtual size: 1KB

RT_BSS
Size: - Virtual size: 40B

.data
Size: 4KB - Virtual size: 9KB

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

.didat
Size: 512B - Virtual size: 88B

RT_DATA
Size: 512B - Virtual size: 240B

RT_CONST
Size: 2KB - Virtual size: 2KB

.rsrc
Size: 2KB - Virtual size: 2KB

.reloc
Size: 14KB - Virtual size: 13KB