Threat Post
4 years, 4 months ago
Daxin Espionage Backdoor Ups the Ante on Chinese Malware
Via node-hopping, the espionage tool can reach computers that aren't even connected to the internet.
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Background for this topic.
A backdoor is a hidden method within software or hardware that allows bypassing normal authentication to access a system or network. These can be intentionally created by developers for maintenance or debugging but are frequently exploited or implanted by attackers to maintain unauthorized, persistent access. Backdoors often appear as undocumented commands, hidden user accounts, or covert network services designed to evade detection.
In cybersecurity, backdoors enable attackers to circumvent security controls, increasing the risk of prolonged system compromise and data exposure. Detecting backdoors requires careful code review, monitoring for unusual system behavior, and verifying integrity through trusted baselines. Identifying backdoor indicators in malware or attacker infrastructure is critical for limiting unauthorized access and reducing attacker dwell time within networks. Defensive measures focus on eliminating hidden access points and strengthening authentication mechanisms.
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The Hacker News
4 years, 4 months ago
Trickbot Malware Gang Upgrades its AnchorDNS Backdoor to AnchorMail
Even as the TrickBot infrastructure closed shop, the operators of the malware are continuing to refine and retool their arsenal to carry out attacks that culminated in the deployment of Conti ransomware
The Hacker News
4 years, 4 months ago
China-linked Daxin Malware Targeted Multiple Governments in Espionage Attacks
A previously undocumented espionage tool has been deployed against selected governments and other critical infrastructure targets as part of a long-running espionage campaign orchestrated by China-linked threat actors since at least 2013
The Register
4 years, 4 months ago
China-linked malware targeted secure networks at 'multiple governments'
'Daxin' malware creates backdoors and may have been used since 2013 The United States' Cybersecurity and Infrastructure Security Agency (CISA), working with security vendor Symantec, has found an extremely sophisticated network attack tool that can invisibly create backdoors, has been plausibly linked to Chinese actors, and may have been in use since 2013.…
Bleeping Computer
4 years, 4 months ago
Chinese cyberspies target govts with their ‘most advanced’ backdoor
Security researchers have discovered Daxin, a China-linked stealthy backdoor specifically designed for deployment in hardened corporate networks that feature advanced threat detection capabilities. [...]
Dark Reading
4 years, 4 months ago
Researchers Warn of Stealthy Chinese Backdoor Targeting Multiple Foreign Agencies
A stealthy backdoor program used by China-linked threat actors has targeted government computers at multiple foreign agencies, allowing attackers to retain a presence on sensitive networks and exfiltrate data while remaining undetected.
The Hacker News
4 years, 4 months ago
Iranian Hackers Using New Spying Malware That Abuses Telegram Messenger API
An Iranian geopolitical nexus threat actor has been uncovered deploying two new targeted malware that come with "simple" backdoor functionalities as part of an intrusion against an unnamed Middle East government entity in November 2021