SANNY Malware Delivery Method Updated in Recently Observed Attacks

Introduction In the third week of March 2018, through FireEye’s Dynamic Threat Intelligence, FireEye discovered malicious macro-based Microsoft Word documents distributing SANNY malware to multiple governments worldwide. Each malicious document lure was crafted in regard to relevant regional...

Iran-Linked Group ‘TEMP.Zagros’ Updates Tactics, Techniques In Latest Campaign

Researchers say a massive phishing campaign targeting Asia and Middle East regions is linked to an Iranian-based threat actor TEMP.Zagros, also known as MuddyWater. This latest attack illustrates an evolution by the threat actor, which has now adopted new tactics, techniques and procedures. “We...

Iranian Threat Group Updates Tactics, Techniques and Procedures in Spear Phishing Campaign

Introduction From January 2018 to March 2018, through FireEye’s Dynamic Threat Intelligence, we observed attackers leveraging the latest code execution and persistence techniques to distribute malicious macro-based documents to individuals in Asia and the Middle East. We attribute this activity t...

FireEye’s Marina Krotofil On Triton and ICS Threats

At the Security Analyst Summit this year in Cancun, FireEye’s Marina Krotofil talks about the Triton malware, first disclosed in December 2017, that targets industrial control systems. Krotofil discusses with Threatpost’s Lindsey O’Donnell about the implications of this malware for the...

CVE-2017-10271 Used to Deliver CryptoMiners: An Overview of Techniques Used Post-Exploitation and Pre-Mining

Introduction FireEye researchers recently observed threat actors abusing CVE-2017-10271 to deliver various cryptocurrency miners. CVE-2017-10271 is a known input validation vulnerability that exists in the WebLogic Server Security Service WLS Security in Oracle WebLogic Server versions 12.2.1.2.0...

CVE-2017-10271 Used to Deliver CryptoMiners: An Overview of Techniques Used Post-Exploitation and Pre-Mining

Introduction FireEye researchers recently observed threat actors abusing CVE-2017-10271 to deliver various cryptocurrency miners. CVE-2017-10271 is a known input validation vulnerability that exists in the WebLogic Server Security Service WLS Security in Oracle WebLogic Server versions 12.2.1.2.0...

ReelPhish - A Real-Time Two-Factor Phishing Tool

ReelPhish simplifies the real-time phishing technique. The primary component of the phishing tool is designed to be run on the attacker’s system. It consists of a Python script that listens for data from the attacker’s phishing site and drives a locally installed web browser using the Selenium...

Attacks Leveraging Adobe Zero-Day (CVE-2018-4878) – Threat Attribution, Attack Scenario and Recommendations

On Jan. 31, KISA KrCERT published an advisory about an Adobe Flash zero-day vulnerability CVE-2018-4878 being exploited in the wild. On Feb. 1, Adobe issued an advisory confirming the vulnerability exists in Adobe Flash Player 28.0.0.137 and earlier versions, and that successful exploitation coul...

Attacks Leveraging Adobe Zero-Day (CVE-2018-4878) – Threat Attribution, Attack Scenario and Recommendations

On Jan. 31, KISA KrCERT published an advisory about an Adobe Flash zero-day vulnerability CVE-2018-4878 being exploited in the wild. On Feb. 1, Adobe issued an advisory confirming the vulnerability exists in Adobe Flash Player 28.0.0.137 and earlier versions, and that successful exploitation coul...

Attackers Use Microsoft Office Vulnerabilities to Spread Zyklon Malware

Spam campaigns delivering Zyklon HTTP malware are attempting to exploit three relatively new Microsoft Office vulnerabilities. The attacks are targeting telecommunications, insurance and financial service firms. According to FireEye researchers who identified the campaigns, attackers are attempti...

Hackers Exploiting Three Microsoft Office Flaws to Spread Zyklon Malware

Security researchers have spotted a new malware campaign in the wild that spreads an advanced botnet malware by leveraging at least three recently disclosed vulnerabilities in Microsoft Office. Dubbed Zyklon, the fully-featured malware has resurfaced after almost two years and primarily found...

FLARE IDA Pro Script Series: Simplifying Graphs in IDA

Introduction We’re proud to release a new plug-in for IDA Pro users – SimplifyGraph – to help automate creation of groups of nodes in the IDA’s disassembly graph view. Code and binaries are available from the FireEye GitHub repo. Prior to this release we submitted it in the 2017 Hex-Rays plugin...

FLARE IDA Pro Script Series: Simplifying Graphs in IDA

Introduction We’re proud to release a new plug-in for IDA Pro users – SimplifyGraph – to help automate creation of groups of nodes in the IDA’s disassembly graph view. Code and binaries are available from the FireEye GitHub repo. Prior to this release we submitted it in the 2017 Hex-Rays plugin...

Triton Malware Targets Industrial Control Systems in Middle East

Researchers found malware called Triton on the industrial control systems of a company located in the Middle East. Attackers planted Triton, also called Trisis, with the intent of carrying out a “high-impact attack” against an unnamed company with the goal of causing physical damage, researchers...

'LeakTheAnalyst' Hacker Who Claimed to Have Hacked FireEye Arrested

Remember the hacker who claimed to have breached FireEye late July this year? That alleged hacker has been arrested and taken into custody Thursday by international law enforcement, FireEye CEO Kevin Mandia informed the media. Late July, the hacker, whose name has not yet been disclosed, managed ...

Introducing GoCrack: A Managed Password Cracking Tool

FireEye's Innovation and Custom Engineering ICE team released a tool today called GoCrack that allows red teams to efficiently manage password cracking tasks across multiple GPU servers by providing an easy-to-use, web-based real-time UI Figure 1 shows the dashboard to create, view, and manage...

Introducing GoCrack: A Managed Password Cracking Tool

FireEye's Innovation and Custom Engineering ICE team released a tool today called GoCrack that allows red teams to efficiently manage password cracking tasks across multiple GPU servers by providing an easy-to-use, web-based real-time UI Figure 1 shows the dashboard to create, view, and manage...

Adobe Patches Flash Zero Day Exploited by Black Oasis APT

Adobe today released an out-of-band Flash Player update addressing a zero-day vulnerability being exploited by a little-known Middle Eastern APT group. The group known as Black Oasis was, as recently as this month, using exploits for the flaw to drop FinSpy as a payload. Sold by the controversial...

FLOSS - FireEye Labs Obfuscated String Solver (Automatically extract obfuscated strings from malware)

Rather than heavily protecting backdoors with hardcore packers, many malware authors evade heuristic detections by obfuscating only key portions of an executable. Often, these portions are strings and resources used to configure domains, files, and other artifacts of an infection. These key...

North Korean Actors Spear Phish U.S. Electric Companies

We can confirm that FireEye devices detected and stopped spear phishing emails sent on Sept. 22, 2017, to U.S. electric companies by known cyber threat actors likely affiliated with the North Korean government. This activity was early-stage reconnaissance, and not necessarily indicative of an...