Liron Segal

Researcher and contributing author

Liron Segal is a researcher and contributing author for F5 Labs.

Research by Liron Segal (12)

Threat Actors Rapidly Adopt New ThinkPHP RCE Exploit to Spread IoT Malware and Deploy Remote Shells

Article | Dec 19, 2018

Threat Actors Rapidly Adopt New ThinkPHP RCE Exploit to Spread IoT Malware and Deploy Remote Shells

Threat actors wasted no time jumping on this new exploit to launch new campaigns for reconnaissance, uploading back doors, and deploying variants of the Mirai botnet.

7 min read

Abusing Googlebot Services to Deliver Crypto-Mining Malware

Article | Oct 9, 2018

Abusing Googlebot Services to Deliver Crypto-Mining Malware

Seventeen years after the opportunity for abuse was made public, attackers are finding new ways to make use of this unpatched web crawler service.

7 min read

Apache Struts 2 Vulnerability (CVE-2018-11776) Exploited in CroniX Crypto-Mining Campaign

Article | Sep 4, 2018

Apache Struts 2 Vulnerability (CVE-2018-11776) Exploited in CroniX Crypto-Mining Campaign

Attackers are exploiting new vulnerabilities almost as quickly as they're being discovered.

7 min read

New Jenkins Campaign Hides Malware, Kills Competing Crypto-Miners

Article | Jul 6, 2018

New Jenkins Campaign Hides Malware, Kills Competing Crypto-Miners

Threat actors continue to find creative yet relatively unsophisticated ways to launch new campaigns to reap profits from crypto-mining operations.

8 min read

New Struts 2 Campaign Compiles Its Own C# Downloader, Leverages a User Profile Page as Its C&C Server

Article | Jun 23, 2018

New Struts 2 Campaign Compiles Its Own C# Downloader, Leverages a User Profile Page as Its C&C Server

Attackers continue to find new and creative ways to carry out malicious crypto-mining operations, employing multiple exploits in a single campaign.

8 min read

New Campaign Targeting Apache Struts 2, WebLogic Deploys Malware Using VBScript

Article | Jun 21, 2018

New Campaign Targeting Apache Struts 2, WebLogic Deploys Malware Using VBScript

With the vast availability of new exploits and the competition for victims’ resources, the multi-exploit trend continues to be popular among attackers.

3 min read

New Python-Based Crypto-Miner Botnet Flying Under the Radar

Article | Jan 3, 2018

New Python-Based Crypto-Miner Botnet Flying Under the Radar

A new Python-based botnet that mines Monero spreads via SSH and leverages Pastebin to publish new C&C server addresses.

9 min read

Zealot: New Apache Struts Campaign Uses EternalBlue and EternalSynergy to Mine Monero on Internal Networks

Article | Dec 15, 2017

Zealot: New Apache Struts Campaign Uses EternalBlue and EternalSynergy to Mine Monero on Internal Networks

New Apache Struts campaign, Zealot, targets vulnerabilities in Windows, Linux, and the DotNetNuke CMS, then leverages leaked NSA exploits to move laterally through internal networks and mine Monero.

11 min read

Wirex Android DDoS Malware Adds UDP Flood

Article | Sep 1, 2017

Wirex Android DDoS Malware Adds UDP Flood

As quickly as attackers commandeer IoT devices to build more “thingbots,” they continue to evolve their attack types and functionality.

4 min read

Old Protocols, New Exploits: LDAP Unwittingly Serves DDoS Amplification Attacks

Article | Nov 15, 2016

Old Protocols, New Exploits: LDAP Unwittingly Serves DDoS Amplification Attacks

A new DDoS attack vector that leverages LDAP for reflection-amplification attacks is seeing increased usage.

5 min read

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