[CERT-daily] Tageszusammenfassung - 21.03.2024

Thu Mar 21 19:03:05 CET 2024

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= End-of-Day report =
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Timeframe:   Mittwoch 20-03-2024 18:00 − Donnerstag 21-03-2024 18:00
Handler:     Thomas Pribitzer
Co-Handler:  Michael Schlagenhaufer

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=       News        =
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∗∗∗ Unpatchable vulnerability in Apple chip leaks secret encryption keys ∗∗∗
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A newly discovered vulnerability baked into Apple’s M-series of chips allows attackers to extract secret keys from Macs when they perform widely used cryptographic operations, academic researchers have revealed in a paper published Thursday.
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https://arstechnica.com/?p=2011812


∗∗∗ Spa Grand Prix email account hacked to phish banking info from fans ∗∗∗
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Hackers hijacked the official contact email for the Belgian Grand Prix event and used it to lure fans to a fake website promising a €50 gift voucher.
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https://www.bleepingcomputer.com/news/security/spa-grand-prix-email-account-hacked-to-phish-banking-info-from-fans/


∗∗∗ Evasive Sign1 malware campaign infects 39,000 WordPress sites ∗∗∗
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A previously unknown malware campaign called Sign1 has infected over 39,000 websites over the past six months, causing visitors to see unwanted redirects and popup ads. [..] While Sucuri's client was breached through a brute force attack, Sucuri has not shared how the other detected sites were compromised. However, based on previous WordPress attacks, it probably involves a combination of brute force attacks and exploiting plugin vulnerabilities to gain access to the site.
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https://www.bleepingcomputer.com/news/security/evasive-sign1-malware-campaign-infects-39-000-wordpress-sites/


∗∗∗ AndroxGh0st Malware Targets Laravel Apps to Steal Cloud Credentials ∗∗∗
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Cybersecurity researchers have shed light on a tool referred to as AndroxGh0st thats used to target Laravel applications and steal sensitive data. [..] Earlier this January, U.S. cybersecurity and intelligence agencies warned of attackers deploying the AndroxGh0st malware to create a botnet for "victim identification and exploitation in target networks."
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https://thehackernews.com/2024/03/androxgh0st-malware-targets-laravel.html


∗∗∗ Vulnerability Allowed One-Click Takeover of AWS Service Accounts ∗∗∗
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The vulnerability, named FlowFixation by Tenable, has been patched by AWS and it can no longer be exploited, but the security company pointed out that its research uncovered a wider problem that may again emerge in the future.
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https://www.securityweek.com/vulnerability-allowed-one-click-takeover-of-aws-service-accounts/


∗∗∗ Betrügerische Europol-SMS führt zu Schadsoftware ∗∗∗
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In der massenhaft verschickten, betrügerischen SMS wird behauptet, dass Sie als Beteiligter in einem EUROPOL-Fall geführt werden. Um Einspruch zu erheben, sollen Sie eine App installieren. Vorsicht – Sie installieren Schadsoftware auf Ihrem Gerät und geben Kriminellen Zugang zu Ihren Daten!
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https://www.watchlist-internet.at/news/fake-europol-sms/


∗∗∗ Curious Serpens’ FalseFont Backdoor: Technical Analysis, Detection and Prevention ∗∗∗
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Curious Serpens (aka Peach Sandstorm) is a known espionage group that has previously targeted the aerospace and energy sectors. FalseFont is the latest tool in Curious Serpens’ arsenal. The examples we analyzed show how the threat actors mimic legitimate human resources software, using a fake job recruitment process to trick victims into installing the backdoor.
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https://unit42.paloaltonetworks.com/curious-serpens-falsefont-backdoor/


∗∗∗ Rescoms rides waves of AceCryptor spam ∗∗∗
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Insight into ESET telemetry statistics about AceCryptor in H2 2023 with a focus on Rescoms campaigns in European countries.
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https://www.welivesecurity.com/en/eset-research/rescoms-rides-waves-acecryptor-spam/


∗∗∗ Warning Against Infostealer Disguised as Installer ∗∗∗
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The StealC malware disguised as an installer is being distributed en masse. It was identified as being downloaded via Discord, GitHub, Dropbox, etc. Considering the cases of distribution using similar routes, it is expected to redirect victims multiple times from a malicious webpage disguised as a download page for a certain program to the download URL. StealC is an Infostealer that extorts a variety of key information such as system, browser, cryptocurrency wallet, Discord, Telegram, and mail client data.
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https://asec.ahnlab.com/en/63308/


∗∗∗ New details on TinyTurla’s post-compromise activity reveal full kill chain ∗∗∗
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We now have new information on the entire kill chain this actor uses, including the tactics, techniques and procedures (TTPs) utilized to steal valuable information from their victims and propagate through their infected enterprises.
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https://blog.talosintelligence.com/tinyturla-full-kill-chain/


∗∗∗ The Updated APT Playbook: Tales from the Kimsuky threat actor group ∗∗∗
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In this blog we will detail new techniques that we have observed used by this actor group over the recent months. We believe that sharing these evolving techniques gives defenders the latest insights into measures required to protect their assets.
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https://www.rapid7.com/blog/post/2024/03/20/the-updated-apt-playbook-tales-from-the-kimsuky-threat-actor-group/


∗∗∗ CISA, FBI, and MS-ISAC Release Update to Joint Guidance on Distributed Denial-of-Service Techniques ∗∗∗
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Today, CISA, the Federal Bureau of Investigation (FBI), and the Multi-State Information Sharing and Analysis Center (MS-ISAC) released an updated joint guide, Understanding and Responding to Distributed Denial-Of-Service Attacks, to address the specific needs and challenges faced by organizations in defending against DDoS attacks.
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https://www.cisa.gov/news-events/alerts/2024/03/21/cisa-fbi-and-ms-isac-release-update-joint-guidance-distributed-denial-service-techniques


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=  Vulnerabilities  =
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∗∗∗ Wordfence Intelligence Weekly WordPress Vulnerability Report (March 11, 2024 to March 17, 2024) ∗∗∗
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Last week, there were 159 vulnerabilities disclosed in 123 WordPress Plugins and 1 WordPress Theme that have been added to the Wordfence Intelligence Vulnerability Database, and there were 68 Vulnerability Researchers that contributed to WordPress Security last week.
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https://www.wordfence.com/blog/2024/03/wordfence-intelligence-weekly-wordpress-vulnerability-report-march-11-2024-to-march-17-2024/


∗∗∗ Security updates for Thursday ∗∗∗
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Security updates have been issued by Debian (pdns-recursor and php-dompdf-svg-lib), Fedora (grub2, libreswan, rubygem-yard, and thunderbird), Mageia (libtiff and python-scipy), Red Hat (golang, nodejs, and nodejs:16), Slackware (python3), and Ubuntu (linux, linux-azure, linux-azure-5.15, linux-azure-fde, linux-azure-fde-5.15, linux-gcp, linux-gcp-5.15, linux-gke, linux-gkeop, linux-gkeop-5.15, linux-hwe-5.15, linux-ibm, linux-ibm-5.15, linux-kvm, linux-lowlatency, linux-lowlatency-hwe-5.15, linux-nvidia, linux, linux-azure, linux-gcp, linux-gcp-6.5, linux-hwe-6.5, linux-lowlatency, linux-lowlatency-hwe-6.5, linux-oem-6.5, linux-oracle, linux-oracle-6.5, linux-raspi, linux-starfive, linux-starfive-6.5, linux-aws, linux-aws-5.15, linux-aws, linux-aws-5.4, linux-gcp-5.4, linux-raspi, linux-raspi-5.4, linux-xilinx-zynqmp, linux-gcp, linux-gcp-4.15, linux-kvm, linux-laptop, linux-oem-6.1, and linux-raspi).
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https://lwn.net/Articles/966246/


∗∗∗ IBM Security Bulletins ∗∗∗
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https://www.ibm.com/support/pages/bulletin/


∗∗∗ Advantech WebAccess/SCADA ∗∗∗
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https://www.cisa.gov/news-events/ics-advisories/icsa-24-081-01


∗∗∗ F5: K000138966 : Intel Xeon CPU vulnerability CVE-2023-23908 ∗∗∗
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https://my.f5.com/manage/s/article/K000138966

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