IP Address: 121.182.81.243Previously Malicious

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IP Address:
121.182.81.243​
Previously Malicious

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

Threat Information

Role

Attacker, Scanner

Services Targeted

SCP

Tags

34 Shell Commands Service Configuration Listening Download and Execute Access Suspicious Domain Download File SSH SCP Successful SSH Login Outgoing Connection IDS - A Network Trojan was detected

Associated Attack Servers

ip-37-59-44.eu ip-37-59-45.eu ip-139-99-120.net ip-158-69-25.net your-server.de

78.46.91.134 139.99.120.75 176.9.53.68 37.59.45.174 176.9.2.144 158.69.25.62 37.59.44.193

Basic Information

IP Address

121.182.81.243

Domain

-

ISP

Korea Telecom

Country

Korea, Republic of

WHOIS

Created Date

-

Updated Date

-

Organization

-

First seen in Guardicore Centra

2019-05-19

Last seen in Guardicore Centra

2019-05-23

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

The file /bin/a9lpp0ab4hjs23r18h49xv87bp was downloaded and executed

Download and Execute

IDS detected A Network Trojan was detected : DNS request for Monero mining pool

IDS - A Network Trojan was detected

Process /bin/dhpcd generated outgoing network traffic to: 139.99.120.75:4444, 158.69.25.62:4444, 176.9.2.144:4444, 176.9.53.68:4444, 37.59.44.193:4444, 37.59.45.174:4444 and 78.46.91.134:4444

Outgoing Connection

Process /bin/dhpcd attempted to access suspicious domains: ip-139-99-120.net, ip-158-69-25.net, ip-37-59-44.eu and ip-37-59-45.eu

Access Suspicious Domain Outgoing Connection

The file /bin/dhpcd was downloaded and executed 7 times

Download and Execute

/dev/shm/a9lpp0ab4hjs23r18h49xv87bp was downloaded

Download File

/dev/shm/knrm was downloaded

Download File

/dev/shm/r was downloaded

Download File

The file /bin/dhpcd was downloaded and executed 7 times

Download and Execute

/etc/rc.d/rc.local was downloaded

Download File

/etc/rc.local was downloaded

Download File

/etc/rc.local was downloaded 2 times

Download File

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

Listening

Connection was closed due to timeout

Associated Files

/bin/zz3b3fqk3ucgnmny2v6t0ry3k4

SHA256: e374a7ad447d2cf791ecae122894a51ba723901ea132e7fa16cd47c44e4a1769

512 bytes

/bin/dhpcd

SHA256: c0f64dede8861cb842434ca972bc0764d7c98d76ceeef8798e5344e149f549da

379416 bytes

/bin/dhpcd

SHA256: 66075f2bce413321d558e8febf4a1c22dfec0f6579f18b1be3b46d7853759388

1514000 bytes

/bin/dhpcd

SHA256: 960b7aa988f2a321e101cfc905dd2669ab57a65674801a677b4b266733e770ff

114688 bytes

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IP Address: 121.182.81.243​Previously Malicious