Patch Tuesday, May 2021

May 11, 2021 | Karl Sigler

May's Patch Tuesday is upon us and probably the most surprising thing about the ...

Pingback: Backdoor At The End Of The ICMP Tunnel

May 04, 2021 | Lloyd Macrohon, Rodel Mendrez

Introduction In this post, we analyze a piece of malware that we encountered ...

All Your Databases Belong To Me! A Blind SQLi Case Study

April 22, 2021 | Andreas Georgiou

“All your base are belong to us”, Zero game 1992

Patch Tuesday, April 2021

April 13, 2021 | Karl Sigler

April's Patch Tuesday is upon us and it is showering us with patches for a ...

HTML Lego: Hidden Phishing at Free JavaScript Site

April 08, 2021 | Homer Pacag

This blog investigates an interesting phishing campaign we encountered ...

Elevate Yourself to Admin in Umbraco CMS 8.9.0 (CVE-2020-29454)

April 01, 2021 | Jonathan Yarema

Umbraco version 8.9.0 (also seen in 8.6.3) has a privilege escalation issue in ...

You Just Received 25k USD in Your BTC Account! A Practical Phishing Defense Tutorial

March 29, 2021 | Jakub Adamczyk

From time to time, we all receive some unexpected messages. Either through ...

From Creative Password Hashes to Administrator: Gone in 60 Seconds (Or Thereabouts)

March 25, 2021 | Tom Neaves

Picture the scene, you’re on an application penetration test (as a normal user) ...

HAFNIUM, China Chopper and ASP.NET Runtime

March 15, 2021 | Joshua Deacon

The recent Microsoft Exchange Server zero-day exploits (CVE-2021-26855, ...

Image File Trickery Part II: Fake Icon Delivers NanoCore

March 11, 2021 | Diana Lopera

The .zipx file extension is used to denote that the ZIP archive format is ...

Patch Tuesday, March 2021

March 09, 2021 | Karl Sigler

The March Patch Tuesday is here and it's been an unfortunately busy month for ...

Trustwave's Action Response to the Microsoft Exchange Server Zero-Day Vulnerabilities and Attacks

March 08, 2021 | Trustwave SpiderLabs

UPDATES

The Many Roads Leading To Agent Tesla

February 12, 2021 | Rodel Mendrez, Diana Lopera

Agent Tesla is a common Remote Access Trojan (RAT) discovered in 2014. This ...

Patch Tuesday, February 2021

February 09, 2021 | Karl Sigler

February is here and with it comes a relatively light Patch Tuesday. Only 56 ...

Full System Control with New SolarWinds Orion-based and Serv-U FTP Vulnerabilities

February 03, 2021 | Martin Rakhmanov

Updates: This blog post was updated Feb. 9 to include Proof-of-Concept (PoC) ...

TeamTNT delivers malware with new detection evasion tool

January 27, 2021 | Ofer Caspi

Executive Summary LevelBlue Labs™ has identified a new tool from the TeamTNT ...

A Global Perspective of the SideWinder APT

January 13, 2021 | Tom Hegel

LevelBlue Labs has conducted an investigation on the adversary group publicly ...

Patch Tuesday, January 2021

January 12, 2021 | Karl Sigler

The first Patch Tuesday of 2021 is here and the year is starting out lighter ...

Microsoft Teams and Skype Logging Privacy Issue

January 11, 2021 | Reegun Jayapaul

Description: This blog post focuses on the privacy issues that Microsoft Teams ...

Malware using new Ezuri memory loader

January 07, 2021 | Ofer Caspi

This blog was written by Ofer Caspi and Fernando Martinez of LevelBlue Labs

A Trump Sex Video? No, It's a RAT!

January 06, 2021 | Diana Lopera

While reviewing our spam traps, a particular campaign piqued our interest ...

Phishing the Holiday Season

January 04, 2021 | Homer Pacag

Yes! It’s that time of the year again! The time for celebrating our traditions, ...

Trustwave’s Action Response To the FireEye Data Breach & SolarWinds Orion Compromise

December 31, 2020 | Trustwave SpiderLabs

UPDATES This blog post was updated March 17 to include information on new ...

Scamming from the Cloud

December 16, 2020 | Dr. Fahim Abbasi

Cybercriminals are leveraging reputable cloud services to relay scam email ...

Magic Home Pro Mobile Application Authentication Bypass (CVE-2020-27199)

December 15, 2020 | Victor Hanna

Overview With the prevalence of IoT devices flooding the mainstream ...

Trustwave’s Action Response To the FireEye Data Breach

December 11, 2020 | Trustwave SpiderLabs

Update With the new information and developments released by FireEye, we have ...

Insecure Communication in WinZip 24 Could Lead to Malware

December 10, 2020 | Martin Rakhmanov

Overview During observation of WinZip 24 network communications, I've noticed ...

Patch Tuesday, December 2020

December 08, 2020 | Karl Sigler

December's Patch Tuesday is here and, typical for the end of the year, it's a ...