Cerber Ransomware Exploits Atlassian Confluence Vulnerability CVE-2023-22518

Credit to Author: Sophia Nilette Robles| Date: Fri, 10 Nov 2023 00:00:00 +0000

We encountered the Cerber ransomware exploiting the Atlassian Confluence vulnerability CVE-2023-22518 in its operations.

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Threat Actors Leverage File-Sharing Service and Reverse Proxies for Credential Harvesting

Credit to Author: Buddy Tancio| Date: Thu, 09 Nov 2023 00:00:00 +0000

We analyzed a phishing campaign involving malicious emails containing a link to a file-sharing solution, which further leads to a PDF document with a secondary link designed to steal login info and session cookies.

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How Kopeechka, an Automated Social Media Accounts Creation Service, Can Facilitate Cybercrime

Credit to Author: Cedric Pernet| Date: Fri, 27 Oct 2023 00:00:00 +0000

This report explores the Kopeechka service and gives a detailed technical analysis of the service’s features and capabilities and how it can help cybercriminals to achieve their goals.

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Attacks on 5G Infrastructure From User Devices: ASN.1 Vulnerabilities in 5G Cores

Credit to Author: Salim S.I.| Date: Fri, 20 Oct 2023 00:00:00 +0000

In the second part of this series, we will examine how attackers can trigger vulnerabilities by sending control messages masquerading as user traffic to cross over from user plane to control plane.

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Beware: Lumma Stealer Distributed via Discord CDN

Credit to Author: Carl Malipot| Date: Mon, 16 Oct 2023 00:00:00 +0000

This blog discusses how threat actors abuse Discord’s content delivery network (CDN) to host and spread Lumma Stealer, and talks about added capabilities to the information stealing malware.

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Void Rabisu Targets Female Political Leaders with New Slimmed-Down ROMCOM Variant

Credit to Author: Feike Hacquebord| Date: Fri, 13 Oct 2023 00:00:00 +0000

Almost a year after Void Rabisu shifted its targeting from opportunistic ransomware attacks with an emphasis on cyberespionage, the threat actor is still developing its main malware, the ROMCOM backdoor.

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DarkGate Opens Organizations for Attack via Skype, Teams

Credit to Author: Trent Bessell| Date: Thu, 12 Oct 2023 00:00:00 +0000

We detail an ongoing campaign abusing messaging platforms Skype and Teams to distribute the DarkGate malware to targeted organizations. We also discovered that once DarkGate is installed on the victim’s system, additional payloads were introduced to the environment.

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Exposing Infection Techniques Across Supply Chains and Codebases

Credit to Author: Aliakbar Zahravi| Date: Thu, 05 Oct 2023 00:00:00 +0000

This entry delves into threat actors’ intricate methods to implant malicious payloads within seemingly legitimate applications and codebases.

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APT34 Deploys Phishing Attack With New Malware

Credit to Author: Mohamed Fahmy| Date: Fri, 29 Sep 2023 00:00:00 +0000

We observed and tracked the advanced persistent threat (APT) APT34 group with a new malware variant accompanying a phishing attack comparatively similar to the SideTwist backdoor malware. Following the campaign, the group abused a fake license registration form of an African government agency to target a victim in Saudi Arabia.

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