QakBot Malware Operators Expand C2 Network with 15 New Servers

The operators associated with the QakBot aka QBot malware have set up 15 new command-and-control C2 servers as of late June 2023. The findings are a continuation of the malware's infrastructure analysis from Team Cymru, and arrive a little over two months after Lumen Black Lotus Labs revealed tha...

Surveillance of the Internet Backbone

Vice has an article about how data brokers sell access to the Internet backbone. This is netflow data. Its useful for cybersecurity forensics, but can also be used for things like tracing VPN activity. At a high level, netflow data creates a picture of traffic flow and volume across a network. It...

Fedora Update for nfdump FEDORA-2019-9013b5e75d

The remote host is missing an update for the Copyright C 2019 Greenbone Networks GmbH Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-or-later This program is free software; you can...

[SECURITY] Fedora 30 Update: nfdump-1.6.18-1.fc30

Nfdump is a set of tools to collect and process NetFlow data. It's fast and has a powerful filter pcap like syntax. It supports NetFlow versions v1, v5, v7 , v9 and IPFIX as well as a limited set of sflow. It includes support for CISCO ASA NSEL and CISCO NAT NEL devices which export event logging...

[SECURITY] Fedora 23 Update: nfdump-1.6.15-1.fc23

Nfdump is a set of tools to collect and process NetFlow data. It's fast and has a powerful filter pcap like syntax. It supports NetFlow versions v1, v5, v7 , v9 and IPFIX as well as a limited set of sflow. It includes support for CISCO ASA NSEL and CISCO NAT NEL devices which export event logging...

Paper: NetFlow Data De-Anonymizes Tor Users

Tor Project leaders are trying to rein in concerns about an academic paper describing an end-to-end traffic correlation attack that could be used by a well-funded attacker such as a nation state to de-anonymize traffic on Tor. Executive director Roger Dingledine points out that the researchers...