1.Overview In the second half of 2024, Antiy Emergency Response Center tracked APT attacks by Green Spots against specific industry targets in our country. The attacker sends a spear-phishing email to the official account of the target unit, guides the target to visit a malicious website disgu……
Download Chinese Version Recently, DeepSeek, a large domestic AI model, has gained widespread attention worldwide thanks to its outstanding performance, and at the same time has become a target of criminals. Through the collaborative analysis platform of the National Computer Virus E……
1.Overview Antiy CERT discovered that the “SwimSnake” cybercriminal group used a counterfeit WPS Office download site to spread remote control Trojans. If users download WPS Office from this website , they actually download a fake installer hosted in OSS. After the program is execu……
Introduction to the Loader Series Analysis Report With the development of network attack technology, the malicious code loader is becoming the key component of malicious code execution. Such loaders are a malicious tool used to load various malicious code into an infected system and are typica……
1.Overview Since 2012, Antiy Security Research and Emergency Response Center (Antiy CERT) has been continuously paying attention to and analyzing cyber attack activities from the South Asian subcontinent, attributing related organizations and naming the most active organization as White El……
1.Overview Antiy CERT discovered that the “SwimSnake” cybercriminal group used a counterfeit WPS Office download site to spread remote control Trojans. If users download WPS Office from this website , they actually download a fake installer hosted in OSS. After the program is execu……
Introduction to the Loader Series Analysis Report With the development of network attack technology, the malicious code loader is becoming the key component of malicious code execution. Such loaders are a malicious tool used to load various malicious code into an infected system and are typica……
1.Overview The “SwimSnake” cybercriminal group (also known as “Silver Fox”, “Valley Thief”, “UTG-Q-1000”, etc.) has been active since the second half of 2022. It has launched a large number of attacks against domestic users in an attempt to steal……
Based on the principles of transparency, accessibility, usability, verifiability and perceptibility of security capabilities, Antiy releases weekly updates of the AVL SDK anti-virus engine and the full set of capabilities to the public every week. 1. Weekly Update Statistical period: April ……
1.Overview In recent years, the use of open source ecological trust in GitHub disguised open source projects for malicious code “poisoning” attacks continue to exist. Since the end of 2024, Antiquity CERT has continued to monitor attacks on remote Trojans delivered using Electron p……
A Comprehensive Analysis of the DBatLoader Malicious Loader ——Analysis of Typical Loader Families II
1.Introduction As cyberattack techniques continue to evolve, malicious code loaders have gradually become a key component of malicious code execution. Such loaders are malicious tools used to load various malicious codes into infected systems. They are usually responsible for bypassing system ……
1.Overview In the second half of 2024, Antiy Emergency Response Center tracked APT attacks by Green Spots against specific industry targets in our country. The attacker sends a spear-phishing email to the official account of the target unit, guides the target to visit a malicious website d……
Recently, DeepSeek, a large domestic AI model, has gained widespread attention worldwide thanks to its outstanding performance, and at the same time has become a target of criminals. Through the collaborative analysis platform of the National Computer Virus Emergency Response Center (CVERC), the ……
1.Overview Extortion attacks have now become one of the major cyber security threats to organizations around the world, and have been used by attackers as a criminal tool for seeking illegal economic benefits. In order to increase the probability of the victim paying ransom and increase the am……
1.Overview Antiy CERT released the report “Analysis of Botnet Samples Related to Attacks on DeepSeek”, analyzing the two active botnet systems RapperBot and HailBot and their typical samples in the attack, and analyzing their derivative relationship with the Mirai botnet source cod……
1.Overview The mining Trojanuses various means to implant the mining program into the victim’s computer, and without the user’s knowledge, uses the computing power of the victim’s computer to mine the ore, thus obtaining illegal proceeds. In that prior art, a plurality of thr……
1.Overview Recently, the online service of DeepSeek, a domestic AI model, was attacked by a large-scale cyber attack, resulting in multiple service interruptions. This has attracted the attention of the domestic security industry. According to the monitoring report of Qianxin XLab, it was foun……
1.Introduction As cyberattack techniques continue to evolve, malicious code loaders have gradually become a key component of malicious code execution. Such loaders are malicious tools used to load various malicious codes into infected systems. They are usually responsible for bypassing system ……
1.Overview Recently, Antiy CERT has detected a number of cyber attacks on Outlaw mining zombies, which were first discovered in 2018 and mainly engaged in mining activities for cloud servers, and remained active. In its analysis of recent attacks, Antiy CERT found that the mining botnet sample……
阅读中文版 1. Overview On February 12, 2024, SentinelOne, an American cybersecurity company, released a report entitled “China’s Cyber Revenge/Why the PRC Fails to Back Its Claims of Western Espionage” in its official website[1] (hereinafter referred to as “SentinelOne Rep……
Analysis of phishing attacks by “X Elephant” group against scientific research institutions in china
1.Overview Recently, Antiy CERT (Security Research and Emergency Response Center) discovered during daily email monitoring that overseas APT attack organizations imitated the official organization of our “慧眼行动” and sent phishing emails to relevant scientific research institutions ……
1.Overview Recently, Antiy CERT has detected a new round of phishing attacks by the “SwimSnake” black-market group (associated with the “Silver Fox” gang), targeting finance personnel and customer service representatives of small businesses on platforms such as Kuaishou, D……
1.Overview Recently, there has been an incident involving a financial institution falling victim to a ransomware attack. Information from various sources indicates a close association with the LockBit ransomware attack group. The use of the term “close association” by the Antiy CERT i……
1.Overview Recently, Antiy CERT has monitored an active trend of PLAY ransomware incidents. PLAY ransomware, also known as PlayCrypt, was developed and operated by Balloonfly[1] and was first discovered in June 2022. The ransomware is mainly spread through phishing emails and vulnerabilities, and……
1、Overview The Natrix Group has been active since the second half of 2022, launching a multitude of attack campaigns against domestic users. The Natrix Group spreads a wide variety of malware variants, rapidly updates its evasion techniques, frequently changes its infrastructure, and targets a w……
Antiy Research Institute and Key Laboratory of Ministry of Education of Symbolic Computation and Knowledge Engineering, Jilin University jointly establish Joint Laboratory of Cyber Security Threat Knowledge Engineering. Both sides will work together to promote the frontier research of knowledge en……
1、Overview Recently, Antiy CERT (Computer Emergency Response Team) found a number of samples of phishing email attacks against the National Bank of Malawi during the relevant security incidents. The Republic of Malawi is a landlocked country in southeastern Africa with a land area of 118,000……
1、Overview In August 2017, Antiy listed TRISIS (also known as TRITON or HATMAN), a malware targeting industrial control system, as a threat that needs to be analyzed and focused based on comprehensive intelligence research and judgment, and named it "TRISIS". The malicious code w……
一、Overview Recently, Antiy CERT discovered a new variant of Agent Tesla commercial keylogger. Agent Tesla was originally a simple keylogger that recorded every keystroke of the user and sent it back to the attacker’s server. Since 2014, the developers have added more features to it, t……
1、Overview Recently, Antiy CERT (Computer Emergency Response Team) discovered a new type of remote access Trojan when sorting out network security incidents. The Trojan/Win32.RA-based belongs to the "FlawedAmmyy" family and is a modified version of the remote control software Ammyy……
1、Overview In the past few years, various APT attacks against China have been monitored, analyzed and tracked by Antiy Labs, disclosing the activities and toolsets of many APT groups, such as the “APT-TOCS” (http://www.antiy.com/response/APT-TOCS.html), “White Elephant”……
1、Overview Antiy CERT has recently received feedback from customers who received scam emails from themselves, extorting bitcoin. Analysis on this event revealed that it was a new fraud since October. Since the sender addres……
Technical Analysis of Industrial Control Malware TRISIS Antiy CERT 1、Overview In August 2017, based on comprehensive intelligence research and judgment, Antiy Computer Emergency Response Team (Antiy CERT) analyzed malware TRISIS (also known as TRITON, HATMAN) that targeted industrial control ……
A Hidden Way of Malware on Android Background In Android operation system, APK is the ZIP format file that contains several normal files and executable files. In a normal APK file, the compressed root directory includes a DEX executable file named classes.dex, and it may contain a shared object fi……
Challenge Caused by DLL Hijacking Malware against Active Defense Technology The malware, taking advantage of DLL to hijack vulnerabilities, which appeared in 2000 has began to make further use of normal signature software to confront active defense now. This method has become more and more popular……
The Encoding Rules about Floating-point Instruction Recently, we find that some samples call floating-point instruction when OPCODE extracting some samples. The existing disassemble machine has no support for the floating-point instruction, so the support needs to be added. However, we have some d……
Processor Class A vulnerability Meltdown and Specter FAQ After Antiy analyzed “Processor Class A vulnerability Meltdown and Specter Analysis Report”[2]on January 4 and January 5, some users have asked about the impact of the Class A vulnerability event Methods and how to detect the problem, thus i……
“Meltdown” in the Eyes of a Hardware Security Engineer Download This article is written by Doctor Tbsoft of Antiy Micro–electronics and Embedded Technology R&D Center. Modern Computer Architecture and CPU Microarchitecture Modern computer architecture is basically based on von Neumann Archit……
2017 Global botnet DDoS attack threat report Antiy Capture Wind Team & Telecom Yundi 1. Overview The report was jointly released by Antiy Honey net Capture Group and China Telecom DamDDoS. Based on monitoring data by ACS(Antiy Capture System) and Telecom DamDDoS, it mainly focuses on DDoS att……
Update: Herds of Elephants Attacking over Everest Anity CERT Draft: 17:00 PM July 1, 2017 Published: 18:00 PM July 9, 2017 Updated: 16:00 PM Dec. 29, 2017 Abstract: Antiy publishes a reserve report, which analyzes the attacking background from multiple groups and ponders over the scientifi……
Comprehensive Analytical Report on the Major Vulnerability Discovered in WPA2 WI-FI Security Protocol Download Draft: 22:08 PM October 17, 2017 Published: 12:00 PM October 23, 2017 Updated: 12:00 PM October 23, 2017 1 Overview October 15, Mathy Vanhoef, postdoctoral secu……
IN-DEPTH ANALYSIS REPORT ON WANNACRY RANSOMWARE Antiy CERT Draft: May 13, 2017 05:38 Published: May 13, 2017 05:38 Updated: June 6, 2017 19:00 1 Overview May 12, 2017(8 p.m.), Antiy CERT found that a large scale of ransomware infection incidents broke out. As of May 13(11p.m.), the infe……
Antiy Responses to Ransomware WannaCry FAQ 3 Antiy CERT 1.Why WannaCry is named “魔窟” in Chinese? After the outbreak of WannaCry ransomware, there appears several version of Chinese name for the ransomware, such as “香菇”, “不哭”，but these names can not reflect the relat……
Antiy Responses to Ransomware WannaCry FAQ 2 Antiy CERT 1.I found that someone has said that the author of ransomware “Wannacry” apologized in a sudden and released the main decryption key that can decrypt encrypted documents on the Internet. Is this true? False. It is the main key of ransomware ……
Antiy Responses to Ransomware WannaCry FAQ 1 （Antiy CERT） This morning (May 13), Antiy released the report named as “Antiy takes emergency response to the global outbreak of ransomware WannaCry ”. Many customers have questions related to this event, so we put the high-frequency ones together in……
On May 12, 2017(Beijing time), the global outbreak of large-scale ransomware incident happened at about 8:00 p.m. According to BBC news, this kind of ransomware came out in many parts of the world today, the users must pay high ransom (like Bitcoin) for decrypting data; a number of hospitals in UK……
ANALYSIS OF GENERIC PASSWORD FOUND IN CRYPTKEEPER Antiy CERT Draft: February 02, 2017, 15:00 Published: February 02, 2017, 15:00 Updated: February 02, 2017, 15:00 Background On January 31, 2017, an article entitled “Cryptkeeper Linux Encryption App Fails at Job, Has One Letter Skeleton Key -……
the Analysis of EQUATION DRUG —the FOURTH analysis REPORT OF Equation group Antiy CERT Download Draft: January 13, 2017 16:00 Published: January 16, 2017 10:00 Updated: January 25, 2017 14:30 Words for This Version On the basis of previously published reports, Antiy CERT has provid……
FROM EQUATION TO EQUATIONS Revealing the multi-platform operational capability of Equation Group Antiy CERT Download Draft: Jan. 15, 2014 16:43 (UTC+8) Published: Nov. 4, 2016 10:00 (UTC+8) Updated: Nov. 4, 2016 13:00 (UTC+8) 1 Background From February 2015, An……
The Dances of White Elephant – A Cyber Attack from South Asian Subcontinent PDF Download Antiy CERT First version: 17:00, July 1, 2016 First release: 10:00, July 10, 2016 Updated version: 15:00, July 18, 2016 1 Overview During the past four years, engineers from Antiy Labs have paid clos……