IP Address: 222.187.238.208Previously Malicious

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IP Address:
222.187.238.208​
Previously Malicious

This IP address attempted an attack on a machine protected by Guardicore Centra

Threat Information

Role

Attacker

Services Targeted

SSH

Tags

DNS Query Successful SSH Login HTTP Access Suspicious Domain Outgoing Connection Log Tampering Download Operation Malicious File Listening Download and Allow Execution Successful Login Download and Execute Service Stop

Connect Back Servers

mdb7.cn

103.238.225.44

Basic Information

IP Address

222.187.238.208

Domain

-

ISP

China Telecom jiangsu

Country

China

WHOIS

Created Date

-

Updated Date

-

Organization

-

First seen in Guardicore Centra

2018-06-18

Last seen in Guardicore Centra

2018-07-07

What is Guardicore Centra
Guardicore Centra is a data center and cloud security solution that protects the organization's core assets, using flexible, quickly deployed and easy to understand micro-segmentation controls. Centra generates in-context security incidents, with details on attacker tools and techniques, that help IR teams prioritize incident investigation and reduce dwell time. Learn More

Attack Flow

A user logged in using SSH with the following credentials: root / ****** - Authentication policy: White List

Successful SSH Login

Process /usr/sbin/sshd started listening on ports: 1987 and 22

Listening

Service iptables was stopped

Service Stop

A possibly malicious Download Operation was detected 4 times

Download Operation

Process /usr/bin/wget attempted to access suspicious domains: mdb7.cn

DNS Query Access Suspicious Domain

Log File Tampering detected from /bin/rm on the following logs: /var/log/wtmp

Log Tampering

Process /usr/bin/wget generated outgoing network traffic to: 103.238.225.44:2485

Outgoing Connection

The file /root/zwkos was downloaded and executed 11 times

Download and Execute

The file /etc/rc.local was downloaded and granted execution privileges 3 times

Download and Allow Execution

The file /root/xxsdwakzwkos was downloaded and executed 9 times

Download and Execute

Connection was closed due to timeout

/root/.cnrig.cacert.pem was identified as malicious by YARA according to rules: Malw Pe Sections

Malicious File

/root/xxszznk was identified as malicious by YARA according to rules: Crypto Signatures and Malw Pe Sections

Malicious File

/root/xxsdwakzwkos was identified as malicious by YARA according to rules: Crypto Signatures and Malw Pe Sections

Malicious File

/root/zwkos was identified as malicious by YARA according to rules: Crypto Signatures and Malw Pe Sections

Malicious File

Associated Files

/etc/sedRqqvhm

SHA256: bb32aeed4f6e2a1f5c8f0046658dd243954f07671e6757e0bfd77b937394b5fc

233 bytes

/root/zwkos

SHA256: e4eab741f001cea55b4d8b3e3034147eb1804e4507798f2a61e76477154b46eb

3,239,584 bytes

/etc/rc.local

SHA256: 51efd27fa9c7ef608e65f04c08a98fb0abfac51ff106a68017c2c512b24e2d64

252 bytes

/etc/sed3ImWqt

SHA256: 51efd27fa9c7ef608e65f04c08a98fb0abfac51ff106a68017c2c512b24e2d64

252 bytes

/etc/rc.local

SHA256: bb32aeed4f6e2a1f5c8f0046658dd243954f07671e6757e0bfd77b937394b5fc

233 bytes

/root/xxsdwakzwkos

SHA256: 7d586597dbea1071ecba17cc9e8d310c0d385f204104bc0a7e910d9c9a299032

1,041,239 bytes

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IP Address: 222.187.238.208​Previously Malicious