Candiru spyware was delivered to devices at Al Jazeera Media Network via targeted online advertisements in a zero-click attack that required only rendering the malicious ads on the victim's device. [...]
média US
In this article Star Blizzard TTPs observed in 2026Defending against Star Blizzard and RedFlick-related activityMicrosoft Defender detectionsHunting queriesIndicators of compromise Since January 2026, Microsoft has observed Russian state threat actor Star Blizzard evolve their detection evasion capabilities through large-scale phishing campaigns, the use of accounts on compromised websites, and a novel malware delivery technique that Microsoft tracks as “RedFlick”. These changes represent a…
Group-IB Threat Intelligence analyzes HEAVYGRAM, a Telegram-based Windows backdoor attributed with moderate confidence to the Iran-linked threat actor Handala Hack. Active since Fall 2023, it has been used to surveil Iranian dissidents, journalists and government opponents, enabling remote command execution, data exfiltration, and persistence over Telegram command-and-control.
média SG
Government agencies are warning that Iranian state-linked hackers are using a Windows malware strain named CHOSEN BRICK to target dissidents, activists, and journalists worldwide. [...]
média US
According to the United Kingdom’s National Cyber Security Centre (NCSC), Iran has used this and similar cyber activity to “support the repression of individuals who are seen as a threat to the regime, such as dissidents, activists and journalists.”
média US
UK and allies provide advice to help organisations and individuals at risk detect and counter the threat from CHOSEN BRICK malware.
média GB
Advisory on CHOSEN BRICK malware, including technical analysis and advice to help individuals and organisations protect themselves.
média GB
OverviewA new Linux toolkit, identified by Rapid7 Labs, has been targeting organizations across South Korea’s automotive and media industries with minimal detection. The campaign made use of a HAProxy instance named “ted backdoor”, alongside trojanized versions of crond, agetty, atd, sshd, and polkitd. This previously undocumented framework enabled threat actors to execute remote commands on compromised servers, inject malicious scripts into web traffic, perform credential harvesting, and…