A new zero-day vulnerability, CVE-2024-43451, was discovered by ClearSky Cyber Security in June 2024. This vulnerability affects Windows systems and is being actively exploited in attacks against Ukrainian entities. The vulnerability activates URL files containing malicious code through seemingly innocuous actions: The malicious URL files were disguised as academic certificates and were initially observed being […]
Read MoreIranian “Dream Job” Campaign 11.24
ClearSky Cyber Security research identified a campaign named “Iranian Dream Job campaign”, in which the Iranian threat actor TA455 targeted the aerospace industry by offering fake jobs. The campaign distributed the SnailResin malware, which activates the SlugResin backdoor. ClearSky attributes both malware programs to a subgroup of Charming Kitten. However, some cyber research companies detected […]
Read MoreFata Morgana: Watering hole attack on shipping and logistics websites
ClearSky Cyber Security has detected a watering hole attack on at least eight Israeli websites. The attack is highly likely to be orchestrated by a nation-state actor from Iran, with a low confidence specific attribution to Tortoiseshell (also called TA456 or Imperial Kitten). The Infected sites collect preliminary user information through a script. We have […]
Read MoreLyceum suicide drone
ClearSky discovered a new malware associated with the Iranian SiameseKitten (Lyceum) group withmedium-high confidence.The file is downloaded from a domain registered on June 6th, and it communicates with a previously unknown command and control server whose IP address is adjacent to that of the domain. This indicates an attacker-controlled at least two IP’s on the […]
Read MoreAttributing CryptoCore Attacks Against Crypto Exchanges to LAZARUS (North Korea)
CryptoCore is an attack campaign against crypto-exchange companies that has been ongoing for three years and was discovered by ClearSky researchers. This cybercrime campaign is focused mainly on the theft of cryptocurrency wallets, and we estimate that the attackers have already made off with hundreds of millions of dollars. This campaign was also reported by […]
Read More‘Lebanese Cedar’ APT
In early 2020, suspicious network activities and hacking tools were found in a range of companies. Comprehensive forensic research of the infected systems revealed a strong connection to a threat actor we call ‘Lebanese Cedar’, ‘Lebanese Cedar’ APT has been operating since 2012. These operations were first discovered by Check-Point researchers and Kaspersky labs in 2015. […]
Read MorePay2Kitten – Fox Kitten 2
During the past four months a wave of cyber-attacks has been targeting Israeli companies. The attacks are conducted by different means and target a range of sectors. We estimate with medium to high confidence that Pay2Key is a new operation conducted by Fox Kitten, an Iranian APT group that began a new wave of attacks […]
Read MoreIranian APT group ‘MuddyWater’ Adds Exploits to Their Arsenal
In recent months, there has been considerable unrest in the Iranian cybersphere. Highly sensitive data about Iranian APT groups were leaked, exposing abilities, strategies, and attack tools. The main medium for this leak was a telegram channel. The first leak uncovered attack frameworks and web shells of APT-34 (Known as OilRig group). This was followed […]
Read MoreIranian Nation-State APT Groups – “Rana Institute” Leak
Over the last few weeks, several significant leaks regarding a number of Iranian APTs took place. After analyzing and investigating the documents we conclude that they are authentic. Consequently, this causes considerable harm to the groups and their operation. The identity of the actor behind the leak is currently unknown, however based on the scope […]
Read MoreMuddyWater Operations in Lebanon and Oman
Abstract MuddyWater is an Iranian high-profile threat actor that’s been seen active since 2017. The group is known for espionage campaigns in the Middle East. Over the past year, we’ve seen the group extensively targeting a wide gamut of entities in various sectors, including Governments, Academy, Crypto-Currency, Telecommunications and the Oil sectors. MuddyWater has recently […]
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