Written by: Truman Brown, Emily Astranova, Steven Karschnia, Jacob Paullus, Nick McClendon, Chris Higgins Executive Summary The Rise of Browser in the Middle (BitM): BitM attacks offer a streamlined approach, allowing attackers to quickly compromise sessions
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Ghost in the Router: China-Nexus Espionage Actor UNC3886 Targets Juniper Routers
Written by: Lukasz Lamparski, Punsaen Boonyakarn, Shawn Chew, Frank Tse, Jakub Jozwiak, Mathew Potaczek, Logeswaran Nadarajan, Nick Harbour, Mustafa Nasser Introduction In mid 2024, Mandiant discovered threat actors deployed custom backdoors on Juniper Networks’ Junos OS
Continue ReadingUnraveling Time: A Deep Dive into TTD Instruction Emulation Bugs
Written by: Dhanesh Kizhakkinan, Nino Isakovic Executive Summary This blog post presents an in-depth exploration of Microsoft's Time Travel Debugging (TTD) framework, a powerful record-and-replay debugging framework for Windows user-mode applications. TTD relies heavily on accurate
Continue ReadingGoStringUngarbler: Deobfuscating Strings in Garbled Binaries
Written by: Chuong Dong Overview In our day-to-day work, the FLARE team often encounters malware written in Go that is protected using garble. While recent advancements in Go analysis from tools like IDA Pro have simplified
Continue ReadingNot Lost in Translation: Rosetta 2 Artifacts in macOS Intrusions
Written by: Joshua Goddard Executive Summary Rosetta 2 is Apple's translation technology for running x86-64 binaries on Apple Silicon (ARM64) macOS systems. Rosetta 2 translation creates a cache of Ahead-Of-Time (AOT) files that can serve as
Continue ReadingPhishing Campaigns Targeting Higher Education Institutions
Written by: Ashley Pearson, Ryan Rath, Gabriel Simches, Brian Timberlake, Ryan Magaw, Jessica Wilbur Overview Beginning in August 2024, Mandiant observed a notable increase in phishing attacks targeting the education industry, specifically U.S.-based universities. A separate investigation
Continue ReadingSignals of Trouble: Multiple Russia-Aligned Threat Actors Actively Targeting Signal Messenger
Written by: Dan Black Google Threat Intelligence Group (GTIG) has observed increasing efforts from several Russia state-aligned threat actors to compromise Signal Messenger accounts used by individuals of interest to Russia's intelligence services. While this emerging
Continue ReadingCybercrime: A Multifaceted National Security Threat
Executive Summary Cybercrime makes up a majority of the malicious activity online and occupies the majority of defenders' resources. In 2024, Mandiant Consulting responded to almost four times more intrusions conducted by financially motivated actors than
Continue ReadingUsing capa Rules for Android Malware Detection
Mobile devices have become the go-to for daily tasks like online banking, healthcare management, and personal photo storage, making them prime targets for malicious actors seeking to exploit valuable information. Bad actors often turn to publishing
Continue ReadingCVE-2023-6080: A Case Study on Third-Party Installer Abuse
Written By: Jacob Paullus, Daniel McNamara, Jake Rawlins, Steven Karschnia Executive Summary Mandiant exploited flaws in the Microsoft Software Installer (MSI) repair action of Lakeside Software's SysTrack installer to obtain arbitrary code execution. An attacker with
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