r77 | 8715dd02958f87015a57f0b7d07ccdaef476b0563234c7a48b85c67d50681624

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General

Target

8715dd02958f87015a57f0b7d07ccdaef476b0563234c7a48b85c67d50681624
Size

1.2MB
MD5

bcf653b690c8216fdf261f3044cb3ae4
SHA1

e0191a11376e0e71fa85ab086290124b12dd42ba
SHA256

8715dd02958f87015a57f0b7d07ccdaef476b0563234c7a48b85c67d50681624
SHA512

884aab17bd951384ff2f039212785f64ffcf07059e0614e7cf65722d318e2b87f2568324129d1f1a86940f5ec7def74b174d69786c18fad187d2ceada3ed87e3
SSDEEP

24576:X2UlQci3khFwLhaOUYo8N3ZbXBFO5ZDSiTbJ7w:RGfaw1aOU/orFO5tV7w

Score

10^/10

r77

Malware Config

Signatures

R77 family
r77

r77 rootkit payload 1 IoCs

Detects the payload of the r77 rootkit.

resource	yara_rule
sample	r77_payload

Files

8715dd02958f87015a57f0b7d07ccdaef476b0563234c7a48b85c67d50681624
.exe windows x64

053a2861638be468247659cfe8e7cd16

Code Sign

54:e5:73:3c:bf:5c:8f:86:5f:3b:3d:5e:4f:07:4e:cd
Certificate

Issuer

CN=David Miller Code Signing CA2 - G1,OU=For authorized use only,O=David Miller Trust Services

Not Before

27-07-2022 00:00

Not After

26-07-2025 23:59

Subject

SERIALNUMBER=7402018021G1C,CN=David Miller,O=David Miller Trust Services,1.2.840.113549.1.9.1=#0c12646d63657274406f75746c6f6f6b2e636f6d

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

13:08:7a:25:8a:b6:5b:d2:ca:87:d5:88:35:2f:bd:ea
Certificate

Issuer

CN=David Miller Root CA - R1,O=David Miller Trust Services

Not Before

01-01-1990 00:00

Not After

31-12-2039 23:59

Subject

CN=David Miller Root CA - R3,O=David Miller Trust Services

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

Issuer

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

Not Before

01-08-2022 00:00

Not After

09-11-2031 23:59

Subject

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

79:f0:77:53:82:4f:8f:7b:95:37:9b:b8:a8:91:94:34
Certificate

Issuer

CN=David Miller Root CA - R1,O=David Miller Trust Services

Not Before

01-01-1990 00:00

Not After

31-12-2059 23:59

Subject

CN=David Miller Root CA - R1,O=David Miller Trust Services

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

05:21:ef:7b:9e:18:ac:30:57:a6:31:52:37:59:40:40
Certificate

Issuer

CN=David Miller Root CA - R3,O=David Miller Trust Services

Not Before

27-07-2022 00:00

Not After

26-07-2037 23:59

Subject

CN=David Miller Code Signing CA2 - G1,OU=For authorized use only,O=David Miller Trust Services

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

Issuer

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

23-03-2022 00:00

Not After

22-03-2037 23:59

Subject

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0a:7a:4a:88:9e:c9:99:42:90:06:63:38:4d:86:97:9d
Certificate

Issuer

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Not Before

29-03-2022 00:00

Not After

14-03-2033 23:59

Subject

CN=DigiCert Timestamp 2022 - 2,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

36:84:cc:be:3a:9f:06:0a:52:e9:d7:9e:f9:6b:d6:f9
Certificate

Issuer

CN=David Miller SHA2 Code Signing CA - G3,OU=For authorized use only,O=David Miller Trust Services

Not Before

12-08-2022 00:00

Not After

11-08-2025 23:59

Subject

SERIALNUMBER=1891754050G6C,CN=David Miller,O=David Miller Trust Services,1.2.840.113549.1.9.1=#0c12646d63657274406f75746c6f6f6b2e636f6d

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

79:f0:77:53:82:4f:8f:7b:95:37:9b:b8:a8:91:94:34
Certificate

Issuer

CN=David Miller Root CA - R1,O=David Miller Trust Services

Not Before

01-01-1990 00:00

Not After

31-12-2059 23:59

Subject

CN=David Miller Root CA - R1,O=David Miller Trust Services

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

6e:ab:74:9b:65:3b:58:54:04:7d:8d:18:8d:4b:f6:01
Certificate

Issuer

CN=David Miller Root CA - R1,O=David Miller Trust Services

Not Before

02-06-2022 00:00

Not After

01-06-2037 23:59

Subject

CN=David Miller SHA2 Code Signing CA - G3,OU=For authorized use only,O=David Miller Trust Services

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0a:7a:4a:88:9e:c9:99:42:90:06:63:38:4d:86:97:9d
Certificate

Issuer

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Not Before

29-03-2022 00:00

Not After

14-03-2033 23:59

Subject

CN=DigiCert Timestamp 2022 - 2,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

Issuer

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

23-03-2022 00:00

Not After

22-03-2037 23:59

Subject

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

Issuer

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

Not Before

01-08-2022 00:00

Not After

09-11-2031 23:59

Subject

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

01:ab:72:f4:82:c4:9c:5c:90:fa:b8:83:7b:ff:61:67:8e:85:bb:fa:35:29:6f:0b:b5:c7:4c:73:4c:bb:75:6f
Signer

Actual PE Digest

01:ab:72:f4:82:c4:9c:5c:90:fa:b8:83:7b:ff:61:67:8e:85:bb:fa:35:29:6f:0b:b5:c7:4c:73:4c:bb:75:6f

Digest Algorithm

sha256

PE Digest Matches

true

Signature Validations

Trusted

false

Verification

Signing Certificate

SERIALNUMBER=1891754050G6C,CN=David Miller,O=David Miller Trust Services,1.2.840.113549.1.9.1=#0c12646d63657274406f75746c6f6f6b2e636f6d

06-09-2022 10:57
Valid: false

07:20:d1:a6:49:cd:f4:df:a7:0f:66:d4:eb:04:e1:49:09:c0:f3:e9
Signer

Actual PE Digest

07:20:d1:a6:49:cd:f4:df:a7:0f:66:d4:eb:04:e1:49:09:c0:f3:e9

Digest Algorithm

sha1

PE Digest Matches

true

Signature Validations

Trusted

false

Verification

Signing Certificate

SERIALNUMBER=7402018021G1C,CN=David Miller,O=David Miller Trust Services,1.2.840.113549.1.9.1=#0c12646d63657274406f75746c6f6f6b2e636f6d

06-09-2022 10:57
Valid: false

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

kernel32

GetCurrentProcessId
LoadLibraryW
GetProcAddress
WaitNamedPipeW
GetLastError
CreateFileW
ReadFile
WriteFile
GetModuleHandleA
LoadLibraryA
GetPrivateProfileStringW
WritePrivateProfileStringW
GetModuleHandleW
FindResourceW
LoadResource
SizeofResource
LockResource
RaiseException
InitializeCriticalSectionEx
DeleteCriticalSection
DecodePointer
Sleep
HeapFree
HeapReAlloc
HeapSize
GetProcessHeap
GetTempPathW
GetFileAttributesW
GetModuleFileNameW
LoadLibraryExW
FreeLibrary
MultiByteToWideChar
GetCurrentProcess
IsWow64Process
SetLastError
ResumeThread
WaitForSingleObject
LocalFree
CreateDirectoryW
WriteConsoleW
SetEnvironmentVariableW
FreeEnvironmentStringsW
GetEnvironmentStringsW
MapViewOfFile
CreateFileMappingW
UnmapViewOfFile
HeapAlloc
CloseHandle
GetCommandLineW
GetCommandLineA
GetOEMCP
GetACP
IsValidCodePage
FindNextFileW
FindFirstFileExW
FindClose
GetTimeZoneInformation
SetStdHandle
GetFullPathNameW
GetCurrentDirectoryW
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
LCMapStringW
CompareStringW
WideCharToMultiByte
GetStringTypeW
WaitForSingleObjectEx
GetCurrentThreadId
GetExitCodeThread
InitializeSRWLock
ReleaseSRWLockExclusive
AcquireSRWLockExclusive
EnterCriticalSection
LeaveCriticalSection
TryEnterCriticalSection
EncodePointer
LCMapStringEx
QueryPerformanceCounter
FlsAlloc
FlsGetValue
FlsSetValue
FlsFree
GetSystemTimeAsFileTime
CompareStringEx
GetCPInfo
InitializeCriticalSectionAndSpinCount
CreateEventW
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
InitializeSListHead
OutputDebugStringW
RtlUnwindEx
RtlPcToFileHeader
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetDriveTypeW
GetFileInformationByHandle
GetFileType
PeekNamedPipe
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
ExitProcess
GetModuleHandleExW
CreateThread
ExitThread
FreeLibraryAndExitThread
GetStdHandle
SetFilePointerEx
FlushFileBuffers
GetConsoleOutputCP
GetConsoleMode

user32

MessageBoxW
MessageBoxA

advapi32

SetEntriesInAclW
ConvertStringSidToSidW
GetNamedSecurityInfoW
SetNamedSecurityInfoW

shell32

SHGetFolderPathW

ole32

CoInitializeEx
CoUninitialize

oleaut32

SysFreeString
SysAllocString

mscoree

CorBindToRuntime
CLRCreateInstance

wininet

InternetOpenUrlA
InternetReadFile
InternetOpenA

version

VerQueryValueW
GetFileVersionInfoSizeW
GetFileVersionInfoW

winmm

PlaySoundW

Sections

.text
Size: 368KB - Virtual size: 367KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 130KB - Virtual size: 130KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 6KB - Virtual size: 14KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 16KB - Virtual size: 15KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

_RDATA
Size: 512B - Virtual size: 348B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 651KB - Virtual size: 650KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

053a2861638be468247659cfe8e7cd16

Code Sign

54:e5:73:3c:bf:5c:8f:86:5f:3b:3d:5e:4f:07:4e:cdCertificate

Extended Key Usages

Key Usages

13:08:7a:25:8a:b6:5b:d2:ca:87:d5:88:35:2f:bd:eaCertificate

Key Usages

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5aCertificate

Key Usages

79:f0:77:53:82:4f:8f:7b:95:37:9b:b8:a8:91:94:34Certificate

Key Usages

05:21:ef:7b:9e:18:ac:30:57:a6:31:52:37:59:40:40Certificate

Extended Key Usages

Key Usages

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5bCertificate

Extended Key Usages

Key Usages

0a:7a:4a:88:9e:c9:99:42:90:06:63:38:4d:86:97:9dCertificate

Extended Key Usages

Key Usages

36:84:cc:be:3a:9f:06:0a:52:e9:d7:9e:f9:6b:d6:f9Certificate

Extended Key Usages

Key Usages

79:f0:77:53:82:4f:8f:7b:95:37:9b:b8:a8:91:94:34Certificate

Key Usages

6e:ab:74:9b:65:3b:58:54:04:7d:8d:18:8d:4b:f6:01Certificate

Extended Key Usages

Key Usages

0a:7a:4a:88:9e:c9:99:42:90:06:63:38:4d:86:97:9dCertificate

Extended Key Usages

Key Usages

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5bCertificate

Extended Key Usages

Key Usages

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5aCertificate

Key Usages

01:ab:72:f4:82:c4:9c:5c:90:fa:b8:83:7b:ff:61:67:8e:85:bb:fa:35:29:6f:0b:b5:c7:4c:73:4c:bb:75:6fSigner

Signature Validations

Verification

06-09-2022 10:57 Valid: false

07:20:d1:a6:49:cd:f4:df:a7:0f:66:d4:eb:04:e1:49:09:c0:f3:e9Signer

Signature Validations

Verification

06-09-2022 10:57 Valid: false

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

advapi32

shell32

ole32

oleaut32

mscoree

wininet

version

winmm

Sections

.text Size: 368KB - Virtual size: 367KB

.rdata Size: 130KB - Virtual size: 130KB

.data Size: 6KB - Virtual size: 14KB

.pdata Size: 16KB - Virtual size: 15KB

_RDATA Size: 512B - Virtual size: 348B

.rsrc Size: 651KB - Virtual size: 650KB

.reloc Size: 3KB - Virtual size: 2KB

54:e5:73:3c:bf:5c:8f:86:5f:3b:3d:5e:4f:07:4e:cd
Certificate

13:08:7a:25:8a:b6:5b:d2:ca:87:d5:88:35:2f:bd:ea
Certificate

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

79:f0:77:53:82:4f:8f:7b:95:37:9b:b8:a8:91:94:34
Certificate

05:21:ef:7b:9e:18:ac:30:57:a6:31:52:37:59:40:40
Certificate

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

0a:7a:4a:88:9e:c9:99:42:90:06:63:38:4d:86:97:9d
Certificate

36:84:cc:be:3a:9f:06:0a:52:e9:d7:9e:f9:6b:d6:f9
Certificate

79:f0:77:53:82:4f:8f:7b:95:37:9b:b8:a8:91:94:34
Certificate

6e:ab:74:9b:65:3b:58:54:04:7d:8d:18:8d:4b:f6:01
Certificate

0a:7a:4a:88:9e:c9:99:42:90:06:63:38:4d:86:97:9d
Certificate

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

01:ab:72:f4:82:c4:9c:5c:90:fa:b8:83:7b:ff:61:67:8e:85:bb:fa:35:29:6f:0b:b5:c7:4c:73:4c:bb:75:6f
Signer

06-09-2022 10:57
Valid: false

07:20:d1:a6:49:cd:f4:df:a7:0f:66:d4:eb:04:e1:49:09:c0:f3:e9
Signer

06-09-2022 10:57
Valid: false

.text
Size: 368KB - Virtual size: 367KB

.rdata
Size: 130KB - Virtual size: 130KB

.data
Size: 6KB - Virtual size: 14KB

.pdata
Size: 16KB - Virtual size: 15KB

_RDATA
Size: 512B - Virtual size: 348B

.rsrc
Size: 651KB - Virtual size: 650KB

.reloc
Size: 3KB - Virtual size: 2KB