ELF/Sshdinjector.A!tr is a collection of malware that can be injected into the SSH daemon. Samples of this malware collection surfaced around mid-November 2024.
While Fortinet researchers have a good amount of threat intelligence on them (e.g., they are attributed to the DaggerFly espionage group and were used during the Lunar Peek campaign against network appliances), nobody seems to have looked into what they actually do. In this blog post, the researchers will focus on the reverse engineering of the attack’s binaries and how this reverse engineering was achieved.
Read more…
Source: Fortinet
Related:
- UNC1069 Targets Cryptocurrency Sector with New Tooling and AI-Enabled Social Engineering
February 9, 2026
North Korean threat actors continue to evolve their tradecraft to target the cryptocurrency and decentralized finance (DeFi) verticals. Mandiant recently investigated an intrusion targeting a FinTech entity within this sector, attributed to UNC1069, a financially motivated threat actor active since at least 2018. This investigation revealed a tailored intrusion resulting in the deployment of seven unique ...
- Malaysia: Nacsa investigating alleged cyber-espionage targeting multiple government bodies
February 7, 2026
The National Cyber Security Agency (Nacsa) is currently investigating alleged incidents of cyber-espionage activity targeting various Malaysian government entities. In a statement to StarLifestyle, a Nacsa spokesperson said the agency is aware of a report published by Unit 42, the threat research unit of US-based cybersecurity firm Palo Alto Networks. The Nacsa spokesperson said the agency ...
- Approaching cyclone: Vortex Werewolf attacks Russia
February 6, 2026
In December 2025 and January 2026, BI.ZONE Threat Intelligence detected malicious activity by a new cluster Vortex Werewolf (SkyCloak). The attacks targeted Russian government and defense organizations. BI.ZONE researchers findings indicate that the adversary used phishing emails to deliver malware to the target systems. Victims received messages containing a download link disguised as a Telegram file‑sharing ...
- China’s Salt Typhoon hackers broke into Norwegian companies
February 6, 2026
The Norwegian government has accused the Chinese-backed hacking group known as Salt Typhoon of breaking into several organizations in the country. In a report published on Friday, the Norwegian Police Security Service said the hacking group, believed to be working for the Chinese government, targeted vulnerable network devices to conduct espionage. Norway is the latest country ...
- Novel Technique to Detect Cloud Threat Actor Operations
February 6, 2026
Cloud-based alerting systems often struggle to distinguish between normal cloud activity and targeted malicious operations by known threat actors. The difficulty doesn’t lie in an inability to identify complex alerting operations across thousands of cloud resources or in a failure to follow identity resources, the problem lies in the accurate detection of known persistent threat actor ...
- Photo-Sharing Platform Flickr Issues Data Breach Warning
February 6, 2026
It’s not been the greatest start to February as far as data breaches are concerned. Substack has confirmed it has been hacked, and now Flickr has issued a warning to users concerning a data breach vulnerability that might have leaked their personal data. Although it’s unknown how many users may have been affected at this stage, ...