513 matches found
Increased Use of WMI for Environment Detection and Evasion
Introduction Throughout the past few months, FireEye Labs has observed an increased use of Windows Management Instrumentation WMI queries for environment detection and evasion of dynamic analysis and virtualization engines. WMI provides high-level interaction with Windows objects using C/C++,...
Vendetta Brothers, Inc. – A Window Into the Business of the Cybercriminal Underground
FireEye iSIGHT Intelligence has been tracking a pair of cybercriminals that we refer to as the “Vendetta Brothers.” This enterprising duo uses various strategies to compromise point-of-sale systems, steal payment card information and sell it on their underground marketplace “Vendetta World.” The...
Announcing the Third Annual Flare-On Challenge
Let fall be the season for reverse engineering! On Sept. 23, 2016, the FireEye Labs Advanced Reverse Engineering FLARE team will be hosting its third annual Flare-On reverse engineering contest with a designated start time of 8pm ET. This is a CTF-style challenge for all active and aspiring rever...
Unspecified Security Bypass Vulnerability in Multiple Fireeye NX Products
FireEye NX 4300 and others are threat protection platforms for defense against Web network attacks from FireEye USA. An unspecified security bypass vulnerability exists in multiple Fireeye NX products. An attacker could exploit this vulnerability to bypass certain security restrictions and perfor...
Windows 8.1 kernel exploit—CVE-2 0 1 4-4 1 1 3 vulnerability analysis-vulnerability warning-the black bar safety net
! 1. Case description: 2 0 1 4 years 1 0 month 1 4 day, CrowdStrike and FireEye, two IT companies each publish a blog post, in which are invariably introduced a Windows-based system to the new kernel privilege elevation vulnerability. CrowdStrike, the company mentioned in the article: they are on...
RIPPER ATM Malware Uses Malicious EMV Chip
Update This story was updated Aug. 31. A never-before-seen malware family known as RIPPER is being blamed for a rash of ATM heists in Thailand last week. The malware, found by researchers at FireEye, is responsible for the theft of 12 million baht $378,000 from ATMs at banks across Thailand. The...
RIPPER ATM Malware and the 12 Million Baht Jackpot
On Aug. 23, 2016, FireEye detected a potentially new ATM malware sample that used some interesting techniques not seen before. To add more fuel to an existing fire, the sample was uploaded to VirusTotal from an IP address in Thailand a couple of minutes before the Bangkok Post newspaper reported...
Analyzing the Malware Analysts – Inside FireEye’s FLARE Team
At the Black Hat USA 2016 conference in Las Vegas last week, I was fortunate to sit down with Michael Sikorski, Director, FireEye Labs Advanced Reverse Engineering FLARE Team. During our conversation we discussed the origin of the FLARE team, what it takes to analyze malware, Michael’s book...
Analyzing the Malware Analysts – Inside FireEye’s FLARE Team
At the Black Hat USA 2016 conference in Las Vegas last week, I was fortunate to sit down with Michael Sikorski, Director, FireEye Labs Advanced Reverse Engineering FLARE Team. During our conversation we discussed the origin of the FLARE team, what it takes to analyze malware, Michael’s book...
FireEye released the report: to date there is still 3 3% of industrial control system vulnerabilities have not been fixed-bug warning-the black bar safety net
! Recently, the United States well-known network security company FireEye（fireeye released a survey report. The report stated: in the past 1 5 years, the worldwide total found by 1, 5 0 0 more than one industrial control system（ICS）vulnerabilities; and now, there are still some vulnerabilities do...
Cerber: Analyzing a Ransomware Attack Methodology To Enable Protection
Ransomware is a common method of cyber extortion for financial gain that typically involves users being unable to interact with their files, applications or systems until a ransom is paid. Accessibility of cryptocurrency such as Bitcoin has directly contributed to this ransomware model. Based on...
Cerber: Analyzing a Ransomware Attack Methodology To Enable Protection
Ransomware is a common method of cyber extortion for financial gain that typically involves users being unable to interact with their files, applications or systems until a ransom is paid. Accessibility of cryptocurrency such as Bitcoin has directly contributed to this ransomware model. Based on...
Cerber: Analyzing a Ransomware Attack Methodology To Enable Protection
Ransomware is a common method of cyber extortion for financial gain that typically involves users being unable to interact with their files, applications or systems until a ransom is paid. Accessibility of cryptocurrency such as Bitcoin has directly contributed to this ransomware model. Based on...
Locky is Back Asking for Unpaid Debts
On June 21, 2016, FireEye’s Dynamic Threat Intelligence DTI identified an increase in JavaScript contained within spam emails. FireEye analysts determined the increase was the result of a new Locky ransomware spam campaign. As shown in Figure 1, Locky spam activity was uninterrupted until June 1,...
Automatically Extracting Obfuscated Strings from Malware using the FireEye Labs Obfuscated String Solver (FLOSS)
Introduction and Motivation Have you ever run strings.exe on a malware executable and its output provided you with IP addresses, file names, registry keys, and other indicators of compromise IOCs? Great! No need to run further analysis or hire expensive experts to determine if a file is malicious...
Automatically Extracting Obfuscated Strings from Malware using the FireEye Labs Obfuscated String Solver (FLOSS)
Introduction and Motivation Have you ever run strings.exe on a malware executable and its output provided you with IP addresses, file names, registry keys, and other indicators of compromise IOCs? Great! No need to run further analysis or hire expensive experts to determine if a file is malicious...
Red Line Drawn: China Recalculates Its Use of Cyber Espionage
On Sept. 25, 2015, President Barack Obama and Chinese President Xi Jinping agreed that neither government would “conduct or knowingly support cyber-enabled theft of intellectual property” for an economic advantage. Some observers hailed the agreement as a game changer for U.S. and Chinese...
Resurrection of the Evil Miner
At FireEye Labs, we recently detected the resurgence of a coin mining campaign with a novel and unconventional infection vector in the form of an iFRAME inline frame – an HTML document embedded inside another HTML document on a web page that allows users to get content from another separate sourc...
Pwned by Vpon
Vpon is one of many mobile ad SDKs marketed towards mainland Chinese and Taiwanese developers and app users. Recently, FireEye mobile security researchers identified a branch of Vpon ad SDK on iOS containing code that allows a malicious actor be it the app developer or the SDK creator to remotely...
Pwned by Vpon
Vpon is one of many mobile ad SDKs marketed towards mainland Chinese and Taiwanese developers and app users. Recently, FireEye mobile security researchers identified a branch of Vpon ad SDK on iOS containing code that allows a malicious actor be it the app developer or the SDK creator to remotely...