Proofpoint is tracking a cluster of cybercriminal threat activity leveraging Cloudflare Tunnels to deliver malware.
Specifically, the activity abuses the TryCloudflare feature that allows an attacker to create a one-time tunnel without creating an account. Tunnels are a way to remotely access data and resources that are not on the local network, like using a virtual private network (VPN) or secure shell (SSH) protocol. First observed in February 2024, the cluster increased activity in May through July, with most campaigns leading to Xworm, a remote access trojan (RAT), in recent months.
Read more…
Source: Proofpoint
Related:
- Cloud Atlas seen using a new tool in its attacks
December 23, 2024
Known since 2014, Cloud Atlas targets Eastern Europe and Central Asia. We’re shedding light on a previously undocumented toolset, which the group used heavily in 2024. Victims get infected via phishing emails containing a malicious document that exploits a vulnerability in the formula editor (CVE-2018-0802) to download and execute malware code. When opened, the document downloads a ...
- ‘NetWalker’ Ransomware Attacker Gets 20 Years in Prison
December 21, 2024
Romanian national Daniel Christian Hulea pleaded guilty to computer fraud conspiracy and wire fraud conspiracy. NetWalker ransomware attacks often targeted the healthcare sector during the COVID-19 pandemic. The attacker obtained nearly 1,600 Bitcoin ransomware payments as a result of his attacks, netting him and another affiliate about $21.5 million. Hulea is being ordered to forfeit these ...
- Beware Feb. 3, 2025 – Diabolic Ransomware Gang Issues New Attack Warning
December 21, 2024
If you thought law enforcement had not only disrupted the LockBit ransomware operation, alongside trolling the criminal gang behind it but taken it out of business altogether, then you are likely in for a shock: LockBitSupp, the group’s alleged leader, has warned LockBit 4 will return next year. In fact, a dark web posting said the ...
- 240,000 Credit Union Members Exposed
December 20, 2024
A recent data breach at SRP Federal Credit Union, based in South Carolina, has left over 240,000 members vulnerable to potential identity theft and financial fraud. Between Sept. 5 and Nov. 4, 2024, hackers accessed sensitive personal data, including Social Security numbers, driver’s license information, dates of birth and financial account details. The ransomware group Nitrogen ...
- BellaCPP: Discovering a new BellaCiao variant written in C++
December 20, 2024
BellaCiao is a .NET-based malware family that adds a unique twist to an intrusion, combining the stealthy persistence of a webshell with the power to establish covert tunnels. It surfaced for the first time in late April 2023 and has since been publicly attributed to the APT actor Charming Kitten. One important aspect of the BellaCiao samples ...
- Ukraine Hit By Massive Cyber Attack
December 20, 2024
Ukraine government databases, described as critically important infrastructure, have been hit by a cyber attack that’s being blamed on Russia. Deputy prime minister Olha Stefanishyna said it was the largest external cyber attack on the state registers of Ukraine in recent times. “As a result of a targeted attack, the work of the Unified and State Registers, ...