An MDR alert recently led our team to an exposed server that was doing more than hosting payloads. It was functioning as a fully operational malware delivery lab. Containing over 1,000 artifacts, the infrastructure served as a QA hub where attackers systematically tested delivery paths, social engineering lures, and WebDAV execution methods.
Our analysis reveals an interesting shift in adversary operations: attackers are adopting generative AI to move beyond individual exploits and operate like modern software product teams. By leveraging LLMs for rapid lure generation, detailed README documentation, and automated testing, they are significantly accelerating their development cycle.
This incident underscores the imperative of preemptive security. By unifying exposure management with detection and response, we did not just catch a single campaign; we gained visibility into the attacker’s entire delivery pipeline. Although the server hosted many malware samples, the more interesting find was the view into the attacker’s workflow. The exposed infrastructure showed how the operator tested delivery paths, packaged lures, staged payloads, and monitored delivery activity. All of it with the help of generative AI.
Read more…
Source: Rapid7 News
Sign up for the Cyber Security Review Newsletter
The latest cyber security news and insights delivered right to your inbox
Related:
- SonicWall’s SMA1000 boxes under active attack again
September 2, 2026
SonicWall says attackers are actively exploiting two chained zero-days to take over Secure Mobile Access (SMA) Series 1000 boxes. Aimed at midsize and large enterprises, SMA1000 gateways secure remote access and VPN connections. Compromising one can therefore provide attackers with a valuable route into corporate networks. So, get to applying those hotfixes, says SonicWall. There are no ...
- Two critical Chrome flaws put users at risk on malicious websites
September 2, 2026
Chrome is rolling out an update for its desktop browser. The update includes 26 security fixes, two of which Google rates as critical use-after-free vulnerabilities. The Stable channel has been updated to 152.0.7977.75/.76 for Windows and Mac, and 152.0.7977.75 for Linux. How to update Chrome The easiest option is to allow Chrome to update automatically. But you can end up lagging ...
- Mirage Kitten targeting aviation and FinTech sectors across the Middle East and Africa with a new malware set
September 1, 2026
While monitoring Mirage Kitten activity, Kaspersky researchers uncovered a previously undocumented malware family that we dubbed NodeRabbit. The researchers identified the first sample on a system in Afghanistan. Further threat hunting revealed two additional, more advanced, variants: one on a system in Egypt and another on a system in Ethiopia. NodeRabbit is a cross-platform remote access ...
- ValleyRAT masquerading as adware
August 31, 2026
Attackers typically try to pass off malware as legitimate applications or as potentially unwanted programs that users deliberately search for and download, such as cheats or cracks. They often rely on ad and affiliate networks to deliver their creations to victims’ devices. This post examines a less conventional case: a well-known backdoor distributed under the ...
- TerminalFix campaign deploys a reverse tunnel through multistage intrusion
August 28, 2026
Microsoft Threat Intelligence has observed a TerminalFix campaign, a variant of ClickFix, targeting organizations across multiple industries. The campaign uses compromised websites to display a fake Cloudflare CAPTCHA verification overlay that tricks users into copying and executing a malicious PowerShell command. While traditional ClickFix campaigns direct victims to the Windows Run dialog, TerminalFix campaigns apply ...
- PaperCut NG/MF Critical Zero-Day Exploited in the Wild
August 28, 2026
On August 27, 2026, PaperCut Software published an urgent security advisory stating that it is investigating active exploitation of a vulnerability affecting PaperCut NG and PaperCut MF. PaperCut has confirmed customer incidents and is treating the issue as a security emergency. At the initial time of disclosure, the vulnerability had not been assigned a CVE identifier, and ...