Accountability Information Security Telecommunications VPN 
Security Affairs
OCTOBER 17, 2023
Russia-linked APT group Sandworm has hacked eleven telecommunication service providers in Ukraine between since May 2023. The Russia-linked APT group Sandworm (UAC-0165) has compromised eleven telecommunication service providers in Ukraine between May and September 2023, reported the Ukraine’s Computer Emergency Response Team (CERT-UA).
Security Affairs
JANUARY 31, 2024
Threat actors are exploiting recently disclosed zero-day flaws in Ivanti Connect Secure (ICS) VPN devices to deliver KrustyLoader. The experts published the Yara rule for the detection of similar KrustyLoader samples. KrustyLoader – as I dubbed it – performs specific checks in order to run only if conditions are met.”
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Security Affairs
JANUARY 16, 2024
Experts warn that recently disclosed Ivanti Connect Secure VPN and Policy Secure vulnerabilities are massively exploited in the wild. Through forensic analysis of the memory sample, Volexity was able to recreate two proof-of-concept exploits that allowed full unauthenticated command execution on the ICS VPN appliance.
Security Affairs
JUNE 8, 2022
China-linked threat actors have breached telecommunications companies and network service providers to spy on the traffic and steal data. US NSA, CISA, and the FBI published a joint cybersecurity advisory to warn that China-linked threat actors have breached telecommunications companies and network service providers.
Security Affairs
APRIL 23, 2022
Telecommunication giant T-Mobile confirmed the LAPSUS$ extortion group gained access to its networks in March. In most cases, this involved social engineering employees at the targeted firm into adding one of their computers or mobiles to the list of devices allowed to authenticate with the company’s virtual private network (VPN).”
Security Affairs
APRIL 26, 2023
The Chinese APT is known to be focused on telecommunications companies operating across Asia, Europe and Africa. Alloy Taurus is known for leveraging the SoftEther VPN service to facilitate access and maintain persistence to their targeted network.
Security Affairs
APRIL 19, 2024
In December 2023, Microsoft first noticed that to conceal malicious traffic, the threat actor routes it through compromised small office and home office (SOHO) network devices, including routers, firewalls, and VPN hardware. The group also relies on customized versions of open-source tools for C2 communications and to stay under the radar.
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