- Investigation of Session Hijacking via Citrix NetScaler ADC and Gateway Vulnerability (CVE-2023-4966)
October 31, 2023
On Oct. 10, 2023, Citrix released a security bulletin for a sensitive information disclosure vulnerability (CVE-2023-4966) impacting NetScaler ADC and NetScaler Gateway appliances. Mandiant has identified zero-day exploitation of this vulnerability in the wild beginning in late August 2023 as well as n-day exploitation after Citrix’s publication. Mandiant is investigating multiple instances of successful exploitation of ...
- Over the Kazuar’s nest: Cracking down on a freshly hatched backdoor used by Pensive Ursa
October 31, 2023
While tracking the evolution of Pensive Ursa (aka Turla, Uroburos), Unit 42 researchers came across a new, upgraded variant of Kazuar. Not only is Kazuar another name for the enormous and dangerous cassowary bird, Kazuar is an advanced and stealthy .NET backdoor that Pensive Ursa usually uses as a second stage payload. Pensive Ursa is a ...
- British Library suffering major technology outage after cyber-attack
October 31, 2023
The British Library is suffering a technology outage after it was hit by a cyber-attack, which is affecting services online and its sites in London and Yorkshire. Access to the website, as well as the catalogue and digital collections, is temporarily unavailable. The collection of items ordered on or after 27 October, new collection item orders ...
- India: What you need to know about the Apple and Aadhaar attacks
October 31, 2023
October 31 was a big day for data protection, privacy and surveillance. First, reports poured in about a massive breach of Aadhaar information, with estimates that the data of 815 million Indians had been put up for sale on the ‘dark web’. Soon after, many opposition leaders and civil society members began sharing messages they ...
- From Albania to the Middle East: The Scarred Manticore is listening
October 31, 2023
Check Point Research, in collaboration with Sygnia’s Incident Response Team, has been tracking and responding to the activities of Scarred Manticore, an Iranian nation-state threat actor that primarily targets government and telecommunication sectors in the Middle East. Scarred Manticore, linked to the prolific Iranian actor OilRig (a.k.a APT34, EUROPIUM, Hazel Sandstorm), has persistently pursued high-profile organizations, ...
- Canada bans Chinese app WeChat from government devices
October 30, 2023
Canada has announced it will ban WeChat on government devices. The Chinese-owned app is sometimes referred to as the “everything app” – like WhatsApp, Facebook, Amazon and Tinder all in one. However Western governments have security concerns about it, mainly that the app could be used to spy on users. WeChat is one of the most ...
- Step-by-step through the Money Message ransomware
October 30, 2023
In August 2023, the Sophos X-Ops Incident Response team was engaged to support an organization in Australia infected with Money Message ransomware. This attack vector, known for its stealth, does not append any file extensions to the encrypted data, making it harder for victims to identify the encrypted files simply by spotting such extensions. In ...
- CloudKeys in the Air: Tracking Malicious Operations of Exposed IAM Keys
October 30, 2023
Unit 42 researchers have identified an active campaign we are calling EleKtra-Leak, which performs automated targeting of exposed identity and access management (IAM) credentials within public GitHub repositories. As a result of this, the threat actor associated with the campaign was able to create multiple AWS Elastic Compute (EC2) instances that they used for wide-ranging ...
- TA571 Delivers IcedID Forked Loader
October 30, 2023
Proofpoint researchers identified TA571 delivering the Forked variant of IcedID in two campaigns on 11 and 18 October 2023. Both campaigns included over 6,000 messages, each impacting over 1,200 customers in a variety of industries globally. Emails in the campaigns purported to be replies to existing threads. This is known as thread hijacking. The emails contained ...
- ING CISO says data sharing is key to financial cybersecurity
October 30, 2023
Compliance has been the traditional focus of IT departments in financial institutions, but as cyber threats continue to evolve, the financial industry needs to look to each other to help protect the wider ecosystem. Finextra spoke with Beate Zwijnenberg, chief information security officer at ING, about some of the challenges the bank is facing across ...