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Forwarded from Sys-Admin Up (Yevgeniy Goncharov)
/ strongSwan Vulnerability (CVE-2023-26463)

A vulnerability related to certificate verification in TLS-based EAP methods was discovered in strongSwan that results in a denial of service but possibly even remote code execution. Versions 5.9.8 and 5.9.9 may be affected:

https://www.strongswan.org/blog/2023/03/02/strongswan-vulnerability-(cve-2023-26463).html
/ Direct Kernel Object Manipulation (DKOM) Attacks on ETW Providers

In this post, IBM Security X-Force Red offensive hackers analyze how attackers, with elevated privileges, can use their access to stage Windows Kernel post-exploitation capabilities:

https://securityintelligence.com/posts/direct-kernel-object-manipulation-attacks-etw-providers/
/ Microsoft Word Remote Code Execution Vulnerability

Workaround for CVE-2023-21716:

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21716
Открытый урок лог-менеджмента Loki (10 марта)
 
Открытый урок от OTUS, где вместе с практикующим преподавателем Евгением Павловым будет рассмотрена установка, настройка Loki, а также как с помощью Loki проводить анализ.

Урок пройдет в рамках онлайн-курса "Observability: мониторинг, логирование, трейсинг". Курс можно приобрести в рассрочку.

Чтобы записаться на занятие, необходимо пройти вступительное тестирование:
https://otus.pw/wPwC/
 
/ How SYS01 Stealer Will Get Your Sensitive Facebook Info

https://blog.morphisec.com/sys01stealer-facebook-info-stealer
/ Stealing the LIGHTSHOW (Part One)

Analysys of phishing campaign targeting a U.S.-based technology companies... The phishing payloads primarily utilized by UNC2970 are Microsoft Word documents embedded with macros to perform remote-template injection to pull down and execute a payload from a remote command and control (C2). Mandiant has observed UNC2970 tailoring the fake job denoscriptions to specific targets:

https://www.mandiant.com/resources/blog/lightshow-north-korea-unc2970
/ Vulnerability CVE-2023-27532 in a Veeam Backup & Replication component allows an unauthenticated user operating within the backup infrastructure network perimeter to obtain encrypted credentials stored in the configuration database. This may lead to an attacker gaining access to the backup infrastructure hosts:

https://www.veeam.com/kb4424
/ Microsoft 365 enumeration, spraying and exfiltration - TeamFiltration in the spotlight

TeamFiltration is self-defined as a cross-platform framework for enumerating, spraying, exfiltrating, and backdooring O365 AAD accounts.

Article, we will look at its capabilities and how we can potentially detect related events in Azure AD and Microsoft 365 logs. While the article focuses on TeamFiltration, the learnings apply to any similar toolset:

https://guillaumeben.xyz/Microsoft-365-enumeration/
Forwarded from Sys-Admin Up (Yevgeniy Goncharov)
GOAD (Game Of Active Directory) - version 2

GOAD is a pentest active directory LAB project. The purpose of this lab is to give pentesters a vulnerable Active directory environment ready to use to practice usual attack techniques:

-- https://github.com/Orange-Cyberdefense/GOAD