Wednesday, December 11, 2019
FireEye

The FireEye Approach to Operational Technology Security

Today FireEye launches the Cyber Physical Threat Intelligence subscription, which provides cyber security professionals with unmatched context, data and actionable analysis on threats and risk to cyber physical systems. In light of this release, we thought...
FireEye

Breaking the Rules: A Tough Outlook for Home Page Attacks (CVE-2017-11774)

Attackers have a dirty little secret that is being used to conduct big intrusions. We’ll explain how they're "unpatching" an exploit and then provide new Outlook hardening guidance that is not available elsewhere. Specifically, this blog...
FireEye

Excelerating Analysis – Tips and Tricks to Analyze Data with Microsoft Excel

Incident response investigations don’t always involve standard host-based artifacts with fully developed parsing and analysis tools. At FireEye Mandiant, we frequently encounter incidents that involve a number of systems and solutions that utilize custom logging or ...
FireEye

FIDL: FLARE’s IDA Decompiler Library

IDA Pro and the Hex Rays decompiler are a core part of any toolkit for reverse engineering and vulnerability research. In a previous blog post we discussed how the Hex-Rays API can be used to solve...

Attention is All They Need: Combatting Social Media Information Operations With Neural Language Models

Information operations have flourished on social media in part because they can be conducted cheaply, are relatively low risk, have immediate global reach, and can exploit the type of viral amplification incentivized by platforms. Using networks...
FireEye

MESSAGETAP: Who’s Reading Your Text Messages?

FireEye Mandiant recently discovered a new malware family used by APT41 (a Chinese APT group) that is designed to monitor and save SMS traffic from specific phone numbers, IMSI numbers and keywords for subsequent theft. Named...
FireEye

CertUtil Qualms: They Came to Drop FOMBs

This blog post covers an interesting intrusion attempt that FireEye Managed Defense thwarted involving the rapid weaponization of a recently disclosed vulnerability combined with the creative use of WMI compiled “.bmf” files and CertUtil for obfuscated execution. This...
FireEye

Shikata Ga Nai Encoder Still Going Strong

One of the most popular exploit frameworks in the world is Metasploit. Its vast library of pocket exploits, pluggable payload environment, and simplicity of execution makes it the de facto base platform. Metasploit is used by...
FireEye

Definitive Dossier of Devilish Debug Details – Part Deux: A Didactic Deep Dive into Data Driven Deductions

In Part One of this blog series, Steve Miller outlined what PDB paths are, how they appear in malware, how we use them to detect malicious files, and how we sometimes use them to...
FireEye

LOWKEY: Hunting for the Missing Volume Serial ID

In August 2019, FireEye released the “Double Dragon” report on our newest graduated threat group: APT41. A China-nexus dual espionage and financially-focused group, APT41 targets industries such as gaming, healthcare, high-tech, higher education, telecommunications, and...
FireEye

Staying Hidden on the Endpoint: Evading Detection with Shellcode

True red team assessments require a secondary objective of avoid detection. Part of the glory of a successful red team assessment is not getting detected by anything or anyone on the system. As modern Endpoint Detection...
FireEye

Mahalo FIN7: Responding to the Criminal Operators’ New Tools and Techniques

During several recent incident response engagements, FireEye Mandiant investigators uncovered new tools in FIN7’s malware arsenal and kept pace as the global criminal operators attempted new evasion techniques. In this blog, we reveal...
FireEye

Living off the Orchard: Leveraging Apple Remote Desktop for Good and Evil

Attackers often make their lives easier by relying on pre-existing operating system and third party applications in an enterprise environment. Leveraging these applications assists them with blending in with normal network activity and removes the need...
FireEye

IDA, I Think It’s Time You And I Had a Talk: Controlling IDA Pro With Voice Control Software

Introduction This blog post is the next episode in the FireEye Labs Advanced Reverse Engineering (FLARE) team Script Series. Today, we are sharing something quite unusual. It is not a tool or a virtual machine distribution,...
FireEye

Head Fake: Tackling Disruptive Ransomware Attacks

Within the past several months, FireEye has observed financially-motivated threat actors employ tactics that focus on disrupting business processes by deploying ransomware in mass throughout a victim’s environment. Understanding that normal business processes are critical...
SC Magazine

Pensacola confirms ransomware attack

Pensacola officials confirmed that an ongoing cyberattack that began early Saturday morning is a ransomware attack. While the city did not release any additional details, the Pensacola News Journal said city spokeswoman Kaycee Lagarde confirmed the attack included a ransom, something that...

Trickbot Operators Now Selling Attack Tools to APT Actors

North Korea's Lazarus Group - of Sony breach and WannaCry fame - is among the first customers.
Brian Krebs

The Great $50M African IP Address Heist

A top executive at the nonprofit entity responsible for doling out chunks of Internet addresses to businesses and other organizations in Africa has resigned his post following accusations that he secretly operated several companies which sold tens of millions...

Intel Issues Fix for ‘Plundervolt’ SGX Flaw

Researchers were able to extract AES encryption key using SGX's voltage-tuning function.
TechRepublic

How to stop spam calls right now

Spam calls drive us all crazy. Here are four ways to stop robocalls and other unsolicited phone calls.