Threat Roundup for April 21 to April 28

Today, Talos is publishing a glimpse into the most prevalent threats weve observed between April 21 and April 28. As with previous roundups, this post isnt meant to be an in-depth analysis. Instead, this post will summarize the threats weve observed by highlighting key behavioral characteristics,...

Tonto Team Uses Anti-Malware File to Launch Attacks on South Korean Institutions

South Korean education, construction, diplomatic, and political institutions are at the receiving end of new attacks perpetrated by a China-aligned threat actor known as the Tonto Team. "Recent cases have revealed that the group is using a file related to anti-malware products to ultimately execu...

CVE-2023-26243

An issue was discovered in the Hyundai Gen5WL in-vehicle infotainment system AEEPEEUR.S5WL001.001.211214. The decryption binary used to decrypt firmware files has an information leak that allows an attacker to read the AES key and initialization vector from memory. An attacker may exploit this to...

CVE-2023-26243

An issue was discovered in the Hyundai Gen5WL in-vehicle infotainment system AEEPEEUR.S5WL001.001.211214. The decryption binary used to decrypt firmware files has an information leak that allows an attacker to read the AES key and initialization vector from memory. An attacker may exploit this to...

Design/Logic Flaw

An issue was discovered in the Hyundai Gen5WL in-vehicle infotainment system AEEPEEUR.S5WL001.001.211214. The decryption binary used to decrypt firmware files has an information leak that allows an attacker to read the AES key and initialization vector from memory. An attacker may exploit this to...

CVE-2023-26243

An issue was discovered in the Hyundai Gen5WL in-vehicle infotainment system AEEPEEUR.S5WL001.001.211214. The decryption binary used to decrypt firmware files has an information leak that allows an attacker to read the AES key and initialization vector from memory. An attacker may exploit this to...

PT-2023-20558

Name of the Vulnerable Software and Affected Versions Hyundai Gen5W L in-vehicle infotainment system version AE E PE EUR.S5W L001.001.211214 Description An issue was discovered in the Hyundai Gen5W L in-vehicle infotainment system. The decryption binary used to decrypt firmware files has an...

CVE-2023-26243

CVE-2023-26243 affects Hyundai Gen5W_L IVI system (AE_E_PE_EUR.S5W_L001.001.211214). The decryption binary used to decrypt firmware files leaks information, allowing read access to the AES key and initialization vector from memory. An attacker could use this to craft and install custom firmware o...

CVE-2023-26243

An issue was discovered in the Hyundai Gen5WL in-vehicle infotainment system AEEPEEUR.S5WL001.001.211214. The decryption binary used to decrypt firmware files has an information leak that allows an attacker to read the AES key and initialization vector from memory. An attacker may exploit this to...

Charming Kitten's New BellaCiao Malware Discovered in Multi-Country Attacks

The prolific Iranian nation-state group known as Charming Kitten is actively targeting multiple victims in the U.S., Europe, the Middle East and India with a novel malware dubbed BellaCiao , adding to its ever-expanding list of custom tools. Discovered by Bitdefender Labs, BellaCiao is a...

Iranian Hackers Launch Sophisticated Attacks Targeting Israel with PowerLess Backdoor

An Iranian nation-state threat actor has been linked to a new wave of phishing attacks targeting Israel that's designed to deploy an updated version of a Windows backdoor called PowerLess. Cybersecurity firm Check Point is tracking the activity cluster under its mythical creature handle Educated...

Iranian Hackers Launch Sophisticated Attacks Targeting Israel with PowerLess Backdoor

An Iranian nation-state threat actor has been linked to a new wave of phishing attacks targeting Israel that's designed to deploy an updated version of a Windows backdoor called PowerLess. Cybersecurity firm Check Point is tracking the activity cluster under its mythical creature handle Educated...

Russian Hackers Tomiris Targeting Central Asia for Intelligence Gathering

The Russian-speaking threat actor behind a backdoor known as Tomiris is primarily focused on gathering intelligence in Central Asia, fresh findings from Kaspersky reveal. "Tomiris's endgame consistently appears to be the regular theft of internal documents," security researchers Pierre Delcher an...

Hackers Exploit Outdated WordPress Plugin to Backdoor Thousands of WordPress Sites

Threat actors have been observed leveraging a legitimate but outdated WordPress plugin to surreptitiously backdoor websites as part of an ongoing campaign, Sucuri revealed in a report published last week. The plugin in question is Eval PHP, released by a developer named flashpixx. It allows users...

Hackers Exploit Outdated WordPress Plugin to Backdoor Thousands of WordPress Sites

Threat actors have been observed leveraging a legitimate but outdated WordPress plugin to surreptitiously backdoor websites as part of an ongoing campaign, Sucuri revealed in a report published last week. The plugin in question is Eval PHP, released by a developer named flashpixx. It allows users...

N.K. Hackers Employ Matryoshka Doll-Style Cascading Supply Chain Attack on 3CX

The supply chain attack targeting 3CX was the result of a prior supply chain compromise associated with a different company, demonstrating a new level of sophistication with North Korean threat actors. Google-owned Mandiant, which is tracking the attack event under the moniker UNC4736, said the...

Lazarus Group Adds Linux Malware to Arsenal in Operation Dream Job

The notorious North Korea-aligned state-sponsored actor known as the Lazarus Group has been attributed to a new campaign aimed at Linux users. The attacks are part of a persistent and long-running activity tracked under the name Operation Dream Job , ESET said in a new report published today. The...

Pakistani Hackers Use Linux Malware Poseidon to Target Indian Government Agencies

The Pakistan-based advanced persistent threat APT actor known as Transparent Tribe used a two-factor authentication 2FA tool used by Indian government agencies as a ruse to deliver a new Linux backdoor called Poseidon. "Poseidon is a second-stage payload malware associated with Transparent Tribe,...

Malware authors join forces and target organisations with Domino Backdoor

Theres a new ransomware gang in town, stitched together from members of well known threat creators to push a new kind of malware focused on punishing unwary organisations. The malware family, called "Domino", is the brainchild of FIN7 and ex-Conti ransomware members. Domino has been seen in attac...

FIN7 and Ex-Conti Cybercrime Gangs Join Forces in Domino Malware Attacks

A new strain of malware developed by threat actors likely affiliated with the FIN7 cybercrime group has been put to use by the members of the now-defunct Conti ransomware gang, indicating collaboration between the two crews. The malware, dubbed Domino, is primarily designed to facilitate follow-o...