SMB Server DOUBLEPULSAR Backdoor / Implant Detection

Critical Nessus Network Monitor Plugin ID 700059

Synopsis

The DOUBLEPULSAR backdoor is detected on the remote Windows host.

Description

PVS detected the presence of DOUBLEPULSAR on the remote Windows host. DOUBLEPULSAR is one of multiple Equation Group SMB implants and backdoors disclosed on 2017/04/14 by a group known as the 'Shadow Brokers'. The implant allows an unauthenticated, remote attacker to use SMB as a covert channel to exfiltrate data, launch remote commands, or execute arbitrary code.

Solution

Remove the Double Pulsar backdoor and disable SMBv1.

See Also

https://technet.microsoft.com/en-us/library/security/ms17-mar.aspx

https://technet.microsoft.com/library/security/ms17-010

https://github.com/countercept/doublepulsar-detection-script

http://thehackernews.com/2017/03/microsoft-patch-tuesday.html

Plugin Details

Severity: Critical

ID: 700059

Family: Web Servers

Published: 2017/04/18

Modified: 2018/09/16

Dependencies: 1337, 9759

Nessus ID: 99439

Risk Information

Risk Factor: Critical

CVSSv2

Base Score: 10

Temporal Score: 8.7

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Temporal Vector: CVSS2#E:ND/RL:OF/RC:C

CVSSv3

Base Score: 9.8

Temporal Score: 9.3

Vector: CVSS3#AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS3#E:X/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:samba:samba

Patch Publication Date: 2017/03/14

Vulnerability Publication Date: 2017/03/14

Exploitable With

Metasploit (MS17-010 EternalBlue SMB Remote Windows Kernel Pool Corruption)

Reference Information

CVE: CVE-2017-0143, CVE-2017-0144, CVE-2017-0145, CVE-2017-0146, CVE-2017-0147, CVE-2017-0148

BID: 96703, 96704, 96705, 96706, 96707, 96709