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SpiderLabs Blog

Explore the latest threats, critical vulnerability disclosures, cutting-edge research, and intelligence from our elite global threat experts.

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Pronsis Loader: A JPHP-Driven Malware Diverging from D3F@ck Loader

October 08, 2024 | Cris Tomboc and King Orande

Trustwave's Threat Intelligence team has discovered a new malware dubbed ...

What We Know So Far About Zero-Day CUPS Vulnerabilities: CVE-2024-47176, CVE-2024-47076, CVE-2024-47175, and CVE-2024-47177

September 30, 2024

On September 26, 2024, security researcher Simone Margaritellidisclosed the ...

HTML Smuggling: How Blob URLs are Abused to Deliver Phishing Content

September 24, 2024 | Mike Casayuran

HTML smuggling techniques have been around for quite some time. A previous ...

Why Do Criminals Love Phishing-as-a-Service Platforms?

September 23, 2024 | Rodel Mendrez

Phishing-as-a-Service (PaaS) platforms have become the go-to tool for ...

Spam With A Political Twist: Fraudsters Are Exploiting The Election Season

September 17, 2024 | Katrina Udquin

The US election is less than 70 days away and threat actors are busy crafting ...

Bypassing EDR through Retrosigned Drivers and System Time Manipulation

September 13, 2024 | Zachary Reichert

The Retrosigned Driver EDR Bypass is a novel modification of a technique ...

Distributed Denial of Truth (DDoT): The Mechanics of Influence Operations and The Weaponization of Social Media

September 13, 2024 | Jose Tozo

With the US election on the horizon, it’s a good time to explore the concept of ...

DNSForge – Responding with Force

September 09, 2024 | Apurva Goenka

Introducing DNSForge, a novel attacker tactic for responding to name resolution ...

Exposed and Encrypted: Inside a Mallox Ransomware Attack

August 27, 2024 | Bernard Bautista

Recently, a client enlisted the support of Trustwave to investigate an ...

Facebook Malvertising Epidemic – Unraveling a Persistent Threat: SYS01

July 15, 2024

The Trustwave SpiderLabs Threat Intelligence team's ongoing study into how ...

Search & Spoof: Abuse of Windows Search to Redirect to Malware

June 11, 2024 | Bernard Bautista

LevelBlue SpiderLabs has detected a sophisticated malware campaign that ...

Fake Advanced IP Scanner Installer Delivers Dangerous CobaltStrike Backdoor

June 05, 2024 | Rodel Mendrez

During a recent client investigation, Trustwave SpiderLabs found a malicious ...

Fake Dialog Boxes to Make Malware More Convincing

April 17, 2024 | Ram Prakash

Let’s explore how SpiderLabs created and incorporated user prompts, ...

CVE-2024-3400: PAN-OS Command Injection Vulnerability in GlobalProtect Gateway

April 12, 2024

UPDATE: Palo Alto Networks confirmed on Tuesday (4/16) that disabling device ...

DUALITY: Advanced Red Team Persistence Through Self-Reinfecting DLL Backdoors for Unyielding Control

February 12, 2024 | Faisal Tameesh

This blog post introduces the concept of DUALITY, which is a methodology and ...

Dissection Of Makop Ransomware Group

February 05, 2024 | Aishwarya Desai

This blog post outlines attack patterns identified across Makop ransomware ...

AsyncRAT loader: Obfuscation, DGAs, decoys and Govno

January 05, 2024 | Fernando Martinez

Executive summary LevlBlue Labs has identified a campaign to deliver AsyncRAT ...

Detecting “Effluence”, An Unauthenticated Confluence Web Shell

November 09, 2023 | Zachary Reichert

Discovering Effluence, a unique web shell accessible on every page of an ...

Pwning Electroencephalogram (EEG) Medical Devices by Default

November 07, 2023 | John Jackson

Overall Analysis of Vulnerability Identification – Default Credentials Leading ...

A SIMple Attack: A Look into Recent SIM Swap Attack Trends

October 14, 2023 | Natasha Vij and Victoria Nyktas

Stroz Friedberg has observed an uptick in SIM swapping across multiple ...

Financially Motivated Criminal Group Targets Telecom, Technology & Manufacturing

September 20, 2023 | Stroz Friedberg DFIR

This client advisory provides an overview of techniques and tactics attributed ...

The Evolution of Phishing Campaigns

September 11, 2023 | Rachel Kang

In 2022, phishing was responsible for more than half of the incidents ...

Cybersecurity in the Healthcare Industry: Trustwave SpiderLabs Report

July 13, 2023 | SpiderLabs Researcher

In their latest report titled "Cybersecurity in the Healthcare Industry: ...

Bypassing MFA: A Forensic Look at Evilginx2 Phishing Kit

February 10, 2023 | Carly Battaile

Recently, Stroz Friedberg Incident Response Services encountered an increase in ...

Sliver C2 Leveraged by Many Threat Actors

January 19, 2023 | Cybereason Global SOC and Incident Response Team

What you need to know about this attack framework before it replaces Cobalt ...

SCL -1: The Dangerous Side of Safe Senders

December 16, 2022 | Julia Paluch and John Ailes

Stroz Friedberg has observed threat actors leveraging Safe Senders, a feature ...

Analysis on recent wiper attacks: examples and how wiper malware works

May 02, 2022 | Fernando Martinez

Executive summary 2022 has experienced an increase in the number of wiper ...

Yours Truly, Signed AV Driver: Weaponizing an Antivirus Driver

February 26, 2022 | Eduardo Mattos and Rob Homewood

In 2021, Stroz Friedberg observed novel indicators of compromise (IOCs) and a ...