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Researchers Uncover Mysterious 'Metador' Cyber-Espionage Group

Researchers from SentinelLabs laid out what they know about the attackers and implored the researcher community for help in learning more about the shadowy group.

DARKReading
#intel#backdoor
Threat Actor Abuses LinkedIn's Smart Links Feature to Harvest Credit Cards

The tactic is just one in a constantly expanding bag of tricks that attackers are using to get users to click on links and open malicious documents.

CVE-2022-40261

An attacker can exploit this vulnerability to elevate privileges from ring 0 to ring -2, execute arbitrary code in System Management Mode - an environment more privileged than operating system (OS) and completely isolated from it. Running arbitrary code in SMM additionally bypasses SMM-based SPI flash protections against modifications, which can help an attacker to install a firmware backdoor/implant into BIOS. Such a malicious firmware code in BIOS could persist across operating system re-installs. Additionally, this vulnerability potentially could be used by malicious actors to bypass security mechanisms provided by UEFI firmware (for example, Secure Boot and some types of memory isolation for hypervisors). This issue affects: Module name: OverClockSmiHandler SHA256: a204699576e1a48ce915d9d9423380c8e4c197003baf9d17e6504f0265f3039c Module GUID: 4698C2BD-A903-410E-AD1F-5EEF3A1AE422

Backdoor.Win32.Hellza.120 MVID-2022-0641 Remote Command Execution

Backdoor.Win32.Hellza.120 malware suffers from a remote command execution vulnerability.

Backdoor.Win32.Hellza.120 MVID-2022-0642 Authentication Bypass

Backdoor.Win32.Hellza.120 malware suffers from an authentication bypass vulnerability.

CVE-2022-40810: code execution backdoor · Issue #13 · democritus-project/d8s-ip-addresses

The d8s-ip-addresses for python, as distributed on PyPI, included a potential code-execution backdoor inserted by a third party. The backdoor is the democritus-hypothesis package. The affected version is 0.1.0

CVE-2022-40426: code execution backdoor · Issue #8 · democritus-project/d8s-asns

The d8s-asns for python, as distributed on PyPI, included a potential code-execution backdoor inserted by a third party. The backdoor is the democritus-networking package. The affected version is 0.1.0.

CVE-2022-40432: d8s-strings

The d8s-strings for python, as distributed on PyPI, included a potential code-execution backdoor inserted by a third party. The backdoor is the democritus-hypothesis package. The affected version is 0.1.0.

CVE-2022-38882: code execution backdoor · Issue #9 · democritus-project/d8s-json

The d8s-json for python, as distributed on PyPI, included a potential code-execution backdoor inserted by a third party. The backdoor is the democritus-strings package. The affected version is 0.1.0.

CVE-2022-38881: d8s-archives

The d8s-archives for python, as distributed on PyPI, included a potential code-execution backdoor inserted by a third party. The backdoor is the democritus-strings package. The affected version is 0.1.0.