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Bleeping Computer
A new campaign conducted by the TA558 hacking group is concealing malicious code inside images using steganography to deliver various malware tools onto targeted systems. [...]
The Hacker News
Government and telecom entities have been subjected to a new wave of attacks by a China-linked threat actor tracked as Budworm using an updated malware toolset. The intrusions, targeting a Middle Eastern telecommunications organization and an Asian government, took place in August 2023, with the adversary deploying an improved version of its SysUpdate toolkit, the Symantec Threat Hunter Team,
Dark Reading
The notorious APT15 used common malware tools and a third-generation custom 'Graphican' backdoor to continue its information gathering exploits, this time against foreign ministries.
The Hacker News
A new piece of research has detailed the increasingly sophisticated nature of the malware toolset employed by an advanced persistent threat (APT) group named Earth Aughisky. "Over the last decade, the group has continued to make adjustments in the tools and malware deployments on specific targets located in Taiwan and, more recently, Japan," Trend Micro disclosed in a technical profile last week
Bleeping Computer
Microsoft has linked a threat group it tracks as Knotweed to a cyber mercenary outfit (aka private-sector offensive actor) named DSIRF, targeting European and Central American entities using a malware toolset dubbed Subzero. [...]
Dark Reading
Luna, Black Basta add to rapidly growing list of malware tools targeted at virtual machines deployed on VMware's bare-metal hypervisor technology.
The Hacker News
A cloud threat actor group tracked as 8220 has updated its malware toolset to breach Linux servers with the goal of installing crypto miners as part of a long-running campaign. "The updates include the deployment of new versions of a crypto miner and an IRC bot," Microsoft Security Intelligence said in a series of tweets on Thursday. "The group has actively updated its techniques and payloads
The Hacker News
An advanced persistent threat (APT) group with ties to Iran has refreshed its malware toolset to include a new backdoor dubbed Marlin as part of a long-running espionage campaign that started in April 2018. Slovak cybersecurity company ESET attributed the attacks — code named Out to Sea — to a threat actor called OilRig (aka APT34), while also conclusively connecting its activities to a second
The Hacker News
An advanced persistent threat group with links to Iran has updated its malware toolset to include a novel PowerShell-based implant called PowerLess Backdoor, according to new research published by Cybereason. The Boston-headquartered cybersecurity company attributed the malware to a hacking group known as Charming Kitten (aka Phosphorous, APT35, or TA453), while also calling out the backdoor's
ThreatPost
US Cyber Command linked the group to Iranian intelligence and detailed its multi-pronged, increasingly sophisticated suite of malware tools.