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ProferoSec

Profero — Rapid IR

Go to the profile of Brenton Morris
Brenton Morris
Apr 25

Static unpacker and decoder for Hello Kitty Packer

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Go to the profile of Guy Barnhart-Magen
Guy Barnhart-Magen
Dec 20, 2021

OSS Getting Hammered for BigCorp Failures

Everyone heard of log4j by now

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1 response
Go to the profile of Hagar Zemach
Hagar Zemach
Dec 16, 2021

log4jScanner

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1 response
Go to the profile of Yuval Fischer
Yuval Fischer
Dec 12, 2021

Log4Shell & massive Kinsing deployment

On December 9th, 2021 news broke about a newly discovered vulnerability affecting the java logging library, Log4j.

Since this news broke out, threat actors around the world have rushed to take advantage of this easy-to-exploit…

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Go to the profile of Brenton Morris
Brenton Morris
Nov 21, 2021

From the Trenches: Common-Sense Measures to Prevent Cloud Incidents

Introduction

As an incident response team, we see a lot of cloud breaches that could have been prevented. Adequate protection requires in-depth knowledge of the cloud provider and…

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Go to the profile of Brenton Morris
Brenton Morris
Sep 30, 2021

RansomEXX, Fixing Corrupted Ransom

Since the sudden disappearance of the REvil ransomware operation, there has been a rise in other…

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Go to the profile of Omri Segev Moyal
Omri Segev Moyal
Jun 22, 2021

Secrets Behind Ever101 Ransomware

A victim called the incident response teams of Global Threat Center, reporting a seemingly new stream of ransomware attack. Upon investigation, we determined the extension of the encrypted files was certainly new, but the malware displayed significant similarities with…

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Go to the profile of Omri Segev Moyal
Omri Segev Moyal
May 5, 2021

Cuba Ransomware Group on a Roll

At the end of 2020, our team made up of SecurityJoes and Profero incident responders, led an investigation into a complex attack in which hundreds of machines were encrypted, knocking the victim company offline completely. The threat actors behind the attack deployed the…

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Go to the profile of Omri Segev Moyal
Omri Segev Moyal
Jan 4, 2021

APT27 Turns to Ransomware

At the peak of the COVID-19 pandemic and economic crisis, our Global Incident Response and Cyber Crisis Management teams were engaged on several fronts around the world, fighting cybercrime, and even nation-state actors.

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Go to the profile of Guy Barnhart-Magen
Guy Barnhart-Magen
Apr 6, 2020

A million downloads in 4 days: How was the “Hamagen” application developed

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