RtkAudioService64[.]exe

Sharing

Copy URL

Twitter E-mail

General

Target

RtkAudioService64.exe
Size

261KB
MD5

da8a47093b6eaa5963ad508536663703
SHA1

ed57af672f1fa5d0c35e6db5e867fcda0a3c9282
SHA256

2f8539ac58c5147cf1b0c692092081cd4856a83ad0b73ab81e6bfa3662aa1cf7
SHA512

7081e4e6e4885e8529d4a14ab9bbe5623d52bb4458bf0415b422b5d17ec6a6d8ab18dfe9bd4c89a181bf9b984fc78e13717e6e99d630e39a3a71e4a8aaa0b23a
SSDEEP

6144:i6Cr1DTarHoVvnWEvCF+GE3wJjy8b407sD:Y8HoJnWE67jHgD

Score

1^/10

Malware Config

Signatures

Files

RtkAudioService64.exe
.exe windows:6 windows x64 arch:x64

f36e9b9e73e4d459d0c35f73b59dd693

Code Sign

61:20:4d:b4:00:00:00:00:00:27
Certificate

Issuer

CN=Microsoft Code Verification Root,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

15-04-2011 19:45

Not After

15-04-2021 19:55

Subject

CN=DigiCert High Assurance EV Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

03:20:be:3e:b8:66:52:69:27:f9:99:b9:7b:04:34:6e
Certificate

Issuer

CN=DigiCert EV Code Signing CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

13-06-2016 00:00

Not After

24-01-2019 12:00

Subject

SERIALNUMBER=22671299,CN=Realtek Semiconductor Corp.,O=Realtek Semiconductor Corp.,POSTALCODE=300,STREET=No. 2\, Innovation Road II\, Hsinchu Science Park,L=Hsinchu,ST=Taiwan,C=TW,1.3.6.1.4.1.311.60.2.1.3=#13025457,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

03:01:9a:02:3a:ff:58:b1:6b:d6:d5:ea:e6:17:f0:66
Certificate

Issuer

CN=DigiCert Assured ID CA-1,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

22-10-2014 00:00

Not After

22-10-2024 00:00

Subject

CN=DigiCert Timestamp Responder,O=DigiCert,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

0d:d0:e3:37:4a:c9:5b:db:fa:6b:43:4b:2a:48:ec:06
Certificate

Issuer

CN=DigiCert High Assurance EV Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

18-04-2012 12:00

Not After

18-04-2027 12:00

Subject

CN=DigiCert EV Code Signing CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

06:fd:f9:03:96:03:ad:ea:00:0a:eb:3f:27:bb:ba:1b
Certificate

Issuer

CN=DigiCert Assured ID Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

10-11-2006 00:00

Not After

10-11-2021 00:00

Subject

CN=DigiCert Assured ID CA-1,OU=www.digicert.com,O=DigiCert Inc,C=US

Extended Key Usages

ExtKeyUsageServerAuth
ExtKeyUsageClientAuth
ExtKeyUsageCodeSigning
ExtKeyUsageEmailProtection
ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

33:00:00:00:58:4c:08:4c:80:a1:c8:d5:61:00:00:00:00:00:58
Certificate

Issuer

CN=Microsoft Windows Third Party Component CA 2012,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

01-11-2017 19:18

Not After

01-11-2018 19:18

Subject

CN=Microsoft Windows Hardware Compatibility Publisher,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

61:0b:aa:c1:00:00:00:00:00:09
Certificate

Issuer

CN=Microsoft Root Certificate Authority 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

18-04-2012 23:48

Not After

18-04-2027 23:58

Subject

CN=Microsoft Windows Third Party Component CA 2012,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

f7:d1:90:f9:66:1f:1e:de:80:c0:75:46:8e:33:46:ad:c6:04:b6:54:ec:95:20:65:ae:a1:36:8b:7f:0e:67:4c
Signer

Actual PE Digest

f7:d1:90:f9:66:1f:1e:de:80:c0:75:46:8e:33:46:ad:c6:04:b6:54:ec:95:20:65:ae:a1:36:8b:7f:0e:67:4c

Digest Algorithm

sha256

PE Digest Matches

true

3d:b7:10:25:9d:5b:ed:ff:b3:53:ec:02:eb:b1:5b:a5:c1:67:4f:12
Signer

Actual PE Digest

3d:b7:10:25:9d:5b:ed:ff:b3:53:ec:02:eb:b1:5b:a5:c1:67:4f:12

Digest Algorithm

sha1

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB Paths

C:\Users\chunyung.RTDOMAIN\Documents\Visual Studio 2008\Projects\RtkAudioService_88\x64\Release\RtkAudioService.pdb

Imports

setupapi

SetupDiGetDeviceInterfaceDetailW
SetupDiDestroyDeviceInfoList
SetupDiGetDeviceRegistryPropertyW
CM_Get_Res_Des_Data_Size
CM_Get_Next_Res_Des
CM_Free_Res_Des_Handle
CM_Get_Device_IDW
CM_Get_First_Log_Conf
CM_Get_Res_Des_Data
CM_Get_DevNode_Status
SetupDiEnumDeviceInterfaces
SetupDiGetClassDevsW
SetupDiEnumDeviceInfo
SetupDiGetDeviceInstanceIdW
CM_Get_Parent

kernel32

HeapFree
InitializeCriticalSectionAndSpinCount
HeapSize
GetLastError
HeapReAlloc
RaiseException
HeapAlloc
HeapDestroy
DeleteCriticalSection
GetProcessHeap
SizeofResource
DeviceIoControl
WaitForSingleObject
CreateFileW
OpenProcess
CreateToolhelp32Snapshot
GetExitCodeThread
ProcessIdToSessionId
Process32NextW
LockResource
Process32FirstW
CloseHandle
FindResourceExW
LoadResource
FindResourceW
GetConsoleMode
WTSGetActiveConsoleSessionId
CreateProcessW
GetModuleHandleW
MultiByteToWideChar
WaitForMultipleObjects
CreateEventW
SetEvent
CreateThread
ResetEvent
GetSystemDirectoryW
Sleep
LoadLibraryW
FreeLibrary
SetWaitableTimer
EnterCriticalSection
CreateWaitableTimerW
LeaveCriticalSection
LocalAlloc
CancelWaitableTimer
LocalFree
GetConsoleCP
FlushFileBuffers
ReadConsoleW
ReadFile
CompareStringW
LCMapStringW
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetProcAddress
GetOEMCP
SetEndOfFile
WriteConsoleW
SetFilePointerEx
SetStdHandle
SetEnvironmentVariableW
GetStringTypeW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCPInfo
GetFileType
GetACP
GetCommandLineW
GetCommandLineA
WriteFile
GetStdHandle
GetModuleFileNameW
GetSystemInfo
VirtualProtect
VirtualQuery
LoadLibraryExA
GetCurrentThreadId
DuplicateHandle
GetCurrentProcess
IsDebuggerPresent
OutputDebugStringW
WaitForSingleObjectEx
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
GetStartupInfoW
QueryPerformanceCounter
GetCurrentProcessId
GetSystemTimeAsFileTime
InitializeSListHead
WideCharToMultiByte
RtlPcToFileHeader
EncodePointer
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
LoadLibraryExW
RtlUnwindEx
SetLastError
ExitProcess
GetModuleHandleExW

user32

RegisterDeviceNotificationW
UnregisterDeviceNotification

advapi32

SetServiceStatus
RegCreateKeyExW
RegSetValueExW
StartServiceCtrlDispatcherW
RegNotifyChangeKeyValue
LookupPrivilegeValueW
AdjustTokenPrivileges
RegCloseKey
SetTokenInformation
OpenProcessToken
RegOpenKeyExW
CreateProcessAsUserW
DuplicateTokenEx
RegQueryValueExW
RegisterServiceCtrlHandlerExW

shell32

SHGetFolderPathW

ole32

CoTaskMemFree
PropVariantClear
CoSetProxyBlanket
CoInitializeSecurity
CoInitializeEx
StringFromGUID2
CoCreateInstance
CoUninitialize

oleaut32

VariantInit
SysFreeString
SysAllocString
SafeArrayUnaccessData
SafeArrayAccessData
VariantChangeType
VariantClear

Sections

.text
Size: 156KB - Virtual size: 156KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 71KB - Virtual size: 71KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 9KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.tls
Size: 512B - Virtual size: 9B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.gfids
Size: 512B - Virtual size: 228B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

f36e9b9e73e4d459d0c35f73b59dd693

Code Sign

61:20:4d:b4:00:00:00:00:00:27Certificate

Key Usages

03:20:be:3e:b8:66:52:69:27:f9:99:b9:7b:04:34:6eCertificate

Extended Key Usages

Key Usages

03:01:9a:02:3a:ff:58:b1:6b:d6:d5:ea:e6:17:f0:66Certificate

Extended Key Usages

Key Usages

0d:d0:e3:37:4a:c9:5b:db:fa:6b:43:4b:2a:48:ec:06Certificate

Extended Key Usages

Key Usages

06:fd:f9:03:96:03:ad:ea:00:0a:eb:3f:27:bb:ba:1bCertificate

Extended Key Usages

Key Usages

33:00:00:00:58:4c:08:4c:80:a1:c8:d5:61:00:00:00:00:00:58Certificate

Extended Key Usages

61:0b:aa:c1:00:00:00:00:00:09Certificate

Key Usages

f7:d1:90:f9:66:1f:1e:de:80:c0:75:46:8e:33:46:ad:c6:04:b6:54:ec:95:20:65:ae:a1:36:8b:7f:0e:67:4cSigner

3d:b7:10:25:9d:5b:ed:ff:b3:53:ec:02:eb:b1:5b:a5:c1:67:4f:12Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

setupapi

kernel32

user32

advapi32

shell32

ole32

oleaut32

Sections

.text Size: 156KB - Virtual size: 156KB

.rdata Size: 71KB - Virtual size: 71KB

.data Size: 4KB - Virtual size: 10KB

.pdata Size: 9KB - Virtual size: 8KB

.tls Size: 512B - Virtual size: 9B

.gfids Size: 512B - Virtual size: 228B

.rsrc Size: 1KB - Virtual size: 1KB

61:20:4d:b4:00:00:00:00:00:27
Certificate

03:20:be:3e:b8:66:52:69:27:f9:99:b9:7b:04:34:6e
Certificate

03:01:9a:02:3a:ff:58:b1:6b:d6:d5:ea:e6:17:f0:66
Certificate

0d:d0:e3:37:4a:c9:5b:db:fa:6b:43:4b:2a:48:ec:06
Certificate

06:fd:f9:03:96:03:ad:ea:00:0a:eb:3f:27:bb:ba:1b
Certificate

33:00:00:00:58:4c:08:4c:80:a1:c8:d5:61:00:00:00:00:00:58
Certificate

61:0b:aa:c1:00:00:00:00:00:09
Certificate

f7:d1:90:f9:66:1f:1e:de:80:c0:75:46:8e:33:46:ad:c6:04:b6:54:ec:95:20:65:ae:a1:36:8b:7f:0e:67:4c
Signer

3d:b7:10:25:9d:5b:ed:ff:b3:53:ec:02:eb:b1:5b:a5:c1:67:4f:12
Signer

.text
Size: 156KB - Virtual size: 156KB

.rdata
Size: 71KB - Virtual size: 71KB

.data
Size: 4KB - Virtual size: 10KB

.pdata
Size: 9KB - Virtual size: 8KB

.tls
Size: 512B - Virtual size: 9B

.gfids
Size: 512B - Virtual size: 228B

.rsrc
Size: 1KB - Virtual size: 1KB