IP Address: 83.33.130.107Previously Malicious

Weekly Summary

Browse or download a weekly review of our cyber threat intelligence data and gain more insight to help protect your network

Top Threats

Cyber Threat Intelligence

Discover Malicious IPs and Domains with Guardicore Cyber Threat Feed

IP Address:
83.33.130.107​
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 Bulk Files Tampering Successful SSH Login HTTP Networking Operation Access Suspicious Domain Outgoing Connection Log Tampering Download File Download Operation Download and Execute Download and Allow Execution Successful Login Package Install

Connect Back Servers

archive.ubuntu.com download.microsoft.com werwolf.ovh _http._tcp.archive.ubuntu.com werwolf.ga redu.clan.su

91.189.88.152 213.174.157.150 188.209.52.50 23.62.26.50 23.62.16.177 54.38.189.55

Basic Information

IP Address

83.33.130.107

Domain

-

ISP

Telefonica de Espana

Country

Spain

WHOIS

Created Date

-

Updated Date

-

Organization

-

First seen in Guardicore Centra

2018-12-23

Last seen in Guardicore Centra

2018-12-23

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

A possibly malicious Networking Operation was detected

Networking Operation Download Operation Package Install

A possibly malicious Download Operation was detected 4 times

Networking Operation Download Operation Package Install

Process /usr/bin/wget attempted to access domains: download.microsoft.com 3 times

DNS Query

Process /usr/bin/wget generated outgoing network traffic to: 23.62.16.177:80

Outgoing Connection

/root/W2Ksp3.exe was downloaded

Download File

Process /usr/bin/wget generated outgoing network traffic to: 23.62.26.50:80 2 times

Outgoing Connection

/var/tmp/W2Ksp3.exe was downloaded

Download File

Process /usr/bin/wget attempted to access suspicious domains: redu.clan.su

Outgoing Connection DNS Query Access Suspicious Domain

Process /usr/bin/wget generated outgoing network traffic to: 213.174.157.150:80

Outgoing Connection

A possibly malicious Package Install was detected 2 times

Networking Operation Download Operation Package Install

Process /usr/lib/apt/methods/http attempted to access domains: _http._tcp.archive.ubuntu.com and archive.ubuntu.com

DNS Query

Process /usr/lib/apt/methods/http generated outgoing network traffic to: 91.189.88.152:80

Outgoing Connection

The file /usr/share/doc/nano was downloaded and granted execution privileges

Download and Allow Execution

The file /usr/share/doc/nano/examples was downloaded and granted execution privileges

Download and Allow Execution

The file /usr/share/nano was downloaded and granted execution privileges

Download and Allow Execution

The file /bin/nano was downloaded and executed

Download and Execute

Log File Tampering detected from /bin/bash on the following logs: /var/log/apt/apt.log, /var/log/faillog, /var/log/fsck/checkfs, /var/log/dpkg.log, /var/log/apt/term.log, /var/log/apt/history.log, /var/log/alternatives.log, /var/log/samba/log., /var/log/btmp, /var/log/fsck/checkroot, /var/log/lastlog, /var/log/wtmp, /var/log/bootstrap.log and /var/log/dmesg

Log Tampering

Process /usr/bin/perl attempted to access suspicious domains: werwolf.ga and werwolf.ovh

Outgoing Connection Access Suspicious Domain DNS Query

Process /usr/bin/perl generated outgoing network traffic to: 54.38.189.55:9981 and 188.209.52.50:9981

Outgoing Connection

Connection was closed due to timeout

Process /usr/bin/dpkg performed bulk changes in {/} on 141 files

Bulk Files Tampering

Associated Files

/var/tmp/W2Ksp3.exe

SHA256: 59e1b09149fac5a52e5c258d8ddb34a18b383c8b9c85932cbe2a515da2189802

127,610,880 bytes

/root/W2Ksp3.exe

SHA256: 59e1b09149fac5a52e5c258d8ddb34a18b383c8b9c85932cbe2a515da2189802

127,610,880 bytes

Oops! - Do you see your IP here? Contact us at labs@guardicore.com to remove it from the Threat Intelligence data.

IP Address: 83.33.130.107​Previously Malicious