Struts 2 S2-052 REST Plug-in Remote Code Execution Vulnerability Analysis

September 8, 2017 | Adeline Zhang

Overview On September 5, 2017, Apache Struts released the latest security bulletin announcing that the REST plug-in in Apache Struts 2.5.x and some 2.x versions is prone to a high-risk remote code execution vulnerability, which has been assigned CVE-2017-9805 (S2-052). When using an XStream handler with an instance of XStream for deserialization, the REST plug-in […]

Analysis of Phishing Attacks Targeting Ukrainian Banks

September 1, 2017 | Adeline Zhang

Overview On August 17, 2017, the National Bank of Ukraine (NBU) warned financial institutions in the country about a potential cyberattack. The virus would exploit the CVE-2015-2545 vulnerability to cause remote code execution by sending emails with the code disguised as a Microsoft Word document. Subsequently, a cybersecurity institution found traces of such an attack […]

Joao Malware Analysis

August 31, 2017 | Adeline Zhang

Overview Security researchers from the security firm ESET spotted a piece of malware dubbed Joao targeting gamers. This malware is found inside an Aeria game installation pack provided by a third party. Upon the start of a game, this malware runs in the background, sending the victim’s machine information to the attacker, including the operating […]

Moyou Trojan Analysis

August 31, 2017 | Adeline Zhang

Overview On August 2, 2017, ANTIY discovered a new DDoS trojan and dubbed it Moyou. After obtaining the related sample, NSFOCUS conducted a detailed analysis of the trojan. Sample Analysis The following figure shows the detection result of NSFOCUS Threat Analysis Center (TAC). The sample obtains the C&C server address (www.linux288.com) by reading data from […]

H1 2017 Cybersecurity Insights

August 29, 2017 | Adeline Zhang

Overview This year a significant amount of security events such as WannaCry, Petya, and NotPetya occurred adversely affecting a wide variety of social and economic activities. To mitigate threats brought by such events IT and security teams have spared no effort in combating against such attacks for the security and protection of their organizations. It […]

NSFOCUS solutions now available in AliCloud Marketplace

August 22, 2017 | Adeline Zhang

AliCloud offers first ICSA and Veracode certified Web Application Firewall powered by NSFOCUS to secure more than 2 million customers SINGAPORE, August 22, 2017 – NSFOCUS, the leader in holistic hybrid security solutions, is now offering its comprehensive Web Application Security solution on Alibaba Cloud (AliCloud) to ensure enterprises are equipped with the most comprehensive […]

Remote Access Trojan KONNI Targeting North Korea Technical Analysis and Solution

August 18, 2017 | wangyang2

This July a remote access trojan (RAT) KONNI was discovered to be involved in a cyberattack targeting North Korea, which was presumably linked to South Korea. This RAT spreads mainly through phishing emails. Specifically, the attacker first tries to have a powershell script executed via an .scr file, and then downloads the malware of an […]

Dumbo Exploit Project

August 4, 2017 | Adeline Zhang

Overview This week WikiLeaks published a document outlining another leaked hacking tool developed by the CIA (Central Intelligence Agency). The exploit titled ‘Dumbo’ possesses the capability of remotely managing and altering video and audio recordings on Windows XP systems.  At the moment, the malware is only able to successfully run on 32-bit Windows XP, Vista, […]

Threat Actor – APT28

June 8, 2017 | Adeline Zhang

Overview APT28 is a recognized state-sponsored threat actor operating out of Russia. Nefarious efforts and known exploits conducted by ATP28 (Advanced Persistent Threat) have been tracked as early as 2007 by various cyber-security experts in the field. The following information will outline the worldwide cyber warfare attacks that have been linked to APT28 throughout their […]

Blackmoon Banking Trojan Overview

June 2, 2017 | Adeline Zhang

Overview The Blackmoon Bank Trojan that was originally identified in 2016 has since re-surfaced. Recently, more than 150,000 bank accounts were compromised in South Korea and the Blackmoon Trojan has been identified as the culprit. A new 2017 version has hit the financial industry and employs a new framework model primarily targeting the online banking […]

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