backdoor

Pierluigi Paganini April 19, 2022
New SolarMarker variant upgrades evasion abilities to avoid detection

Researchers disclosed a new variant of the SolarMarker malware that implements new techniques to avoid detection. Cybersecurity researchers from Palo Alto Networks disclosed a new version of the SolarMarker malware that implements new features to avoid detection. SolarMarker (aka Jupyter, Polazert, and Yellow Cockatoo) is a fileless .NET RAT that implements backdoor capabilities and allows operators to steal […]

Pierluigi Paganini February 25, 2022
US and UK details a new Python backdoor used by MuddyWater APT group

US and UK cybersecurity agencies provided details of a new malware used by Iran-linked MuddyWater APT. CISA, the FBI, the US Cyber Command’s Cyber National Mission Force (CNMF), UK’s National Cyber Security Centre (NCSC-UK), and the NSA, and law enforcement agencies have published a joint advisory on new malware used by Iran-linked MuddyWater APT group […]

Pierluigi Paganini February 07, 2022
Hackers breached a server of National Games of China days before the event

An unnamed Chinese-language-speaking hacking group compromised systems at National Games of China in 2021. Researchers at cybersecurity firm Avast discovered that a Chinese-language-speaking threat actor has compromised systems at National Games of China in 2021. The event took place on September 15, 2021 in Shaanxi (China), it is a national version of the Olympics with only local […]

Pierluigi Paganini January 25, 2022
Sophisticated attackers used DazzleSpy macOS backdoor in watering hole attacks

Experts found an undocumented macOS backdoor, dubbed DazzleSpy, that was employed in watering hole attacks aimed at politically active individuals in Hong Kong. Researchers from ESET have spotted an undocumented macOS backdoor, dubbed DazzleSpy, that was employed in watering hole attacks aimed at politically active individuals in Hong Kong. The investigation started in November after […]

Pierluigi Paganini January 24, 2022
Tens of AccessPress WordPress themes compromised as part of a supply chain attack

Threat actors planted a backdoor into multiple WordPress themes and plugins after compromising the website of their developer. In a classic supply chain attack, threat actors planted a backdoor in dozens of WordPress plugins and themes hosted on a developer’s website. The attack took place in the first half of September 2021, the attackers compromised […]

Pierluigi Paganini January 13, 2022
SysJoker, a previously undetected cross-platform backdoor made the headlines

Security researchers found a new cross-platform backdoor, dubbed SysJoker, the is suspected to be the work of an APT group. Security experts from Intezer discovered a new backdoor, dubbed SysJoker, that is able to infect Windows, macOS, and Linux systems. The experts spotted a Linux variant of the backdoor in December while investigating an attack against […]

Pierluigi Paganini January 12, 2022
Iran-linked APT35 group exploits Log4Shell flaw to deploy a new PowerShell backdoor

Iran-linked APT35 group has been observed leveraging the Log4Shell flaw to drop a new PowerShell backdoor. Iran-linked APT35 cyberespionege group (aka ‘Charming Kitten‘ or ‘Phosphorus‘) has been observed leveraging the Log4Shell flaw to drop a new PowerShell backdoor, Check Point researchers states. The experts also details the use of a modular PowerShell-based framework dubbed CharmPower, that allows […]

Pierluigi Paganini January 04, 2022
Purple Fox backdoor spreads through fake Telegram App installer

Threat actors are spreading the Purple Fox backdoor using tainted installers of the Telegram messaging application. Threat actors are using weaponized installers of the Telegram messaging application to deliver the Purple Fox backdoor on Windows systems. Researchers from Minerva Labs pointed out that this campaign, unlike similar ones leveraging legitimate software to deliver malware, has […]

Pierluigi Paganini December 27, 2021
Experts found backdoors in a popular Auerswald VoIP appliance

Researchers found multiple backdoors in popular VoIP (voice over Internet protocol) appliance made by the German manufacturer Auerswald. Researchers from RedTeam Pentesting discovered multiple backdoors in a popular VoIP (voice over Internet protocol) appliance made by the German manufacturer Auerswald. The backdoors were discovered as part of penetration testing, they allow attackers to gain full […]

Pierluigi Paganini December 20, 2021
Alleged APT implanted a backdoor in the network of a US federal agency

An alleged APT group planted a backdoor in the network of a U.S. federal government commission associated with international rights. Experts spotted a backdoor in the network of an unnamed U.S. federal government commission associated with international rights. The backdoor allowed the threat actors to achieve complete control over the infected networks, experts described the […]