Federal Joint Advisory Warns of Chinese Threat Actors Targeting Telecommunications and Network Service Providers

Context On the evening of June 7, 2022, the United States National Security Agency (NSA), the Cybersecurity and Infrastructure Security Agency (CISA), and the Federal Bureau of Investigation (FBI) released a joint advisory detailing the tactics, techniques, and procedures (TTPs) used by unspecified Chinese state-backed threat actors to target unspecified telecommunication and network service organizations…

Read More

Joint Federal Advisory on Karakurt Data Extortion Group Technical Details

Context On June 1, 2022, the United States Cybersecurity and Infrastructure Security Agency (CISA), the Federal Bureau of Investigations (FBI), the Treasury Department, and the Financial Crimes Enforcement Network released a joint advisory with technical details and indicators of compromise for the Karakurt data extortion group. Karakurt is an advanced persistent threat (APT) group focused…

Read More

Microsoft Releases Mitigation Measures for Active MSDT Exploit

Context Microsoft has shared mitigation measures, which are included below, to block attacks exploiting the flaw, designated CVE-2022-30190, while a patch is being developed. Microsoft‘s entry for CVE-2022-30190 indicates it affects MSDT on all versions of Windows and Windows Server and has detected exploitation in the wild. The remote code execution vulnerability exists when Microsoft Support Diagnostic Tool (MSDT) is called using the…

Read More

International Airline Service Interruptions

Context On May 25, 2022, multiple flights in India were grounded for several hours after the airline confirmed a ransomware attack on their internal systems that also disrupted their website functionality. On May 26, 2022, a small airline cancelled all flights leaving Gatwick in the United Kingdom from 1 to 3 p.m. BST due to…

Read More

Conti Ransomware Shuts Down Operation, Splinters into Smaller Groups

Summary The notable ransomware gang known as Conti has, according to security firm Advanced Intel (AdvIntel), taken its infrastructure offline and shut down its ransomware operations. While public-facing ‘Conti News’ data leak and the ransom negotiation sites are still online, the Tor admin panels used by Conti members to perform negotiations, publish news, and generate…

Read More