PT-2026-36833

Name of the Vulnerable Software and Affected Versions D-Link DIR-605L Hardware Revision A1 Description A hardcoded telnet backdoor exists where the device starts a telnet daemon at boot via the /bin/telnetd.sh script. The system uses a static username "Alphanetworks" and password "wrgn35 dlwbr...

D-Link DIR-456U 信任管理问题漏洞

The D-Link DIR-456U is a wireless router produced by D-Link Corporation. The D-Link DIR-456U Hardware Revision A1 has a vulnerability related to trust management. This vulnerability stems from a hard-coded telnet backdoor, which may allow unauthenticated attackers on the local network to obtain a...

D-Link DIR-605L 信任管理问题漏洞

The D-Link DIR-605L is a wireless router produced by D-Link Corporation. The D-Link DIR-605L Hardware Revision B2 version has a vulnerability related to trust management. This vulnerability stems from a hard-coded telnet backdoor, which allows unauthenticated attackers on the local network to...

Quasar Linux (QLNX) – A Silent Foothold in the Supply Chain: Inside a Full-Featured Linux RAT With Rootkit, PAM Backdoor, Credential Harvesting Capabilities

TrendAI™ Research breaks down Quasar Linux QLNX, a previously undocumented sophisticated Linux RAT with low detection rates. In this blog, we examine a full-featured Linux threat incorporating a rootkit, a PAM backdoor, credential harvesting, and more, revealing how this malware enables stealthy...

D-Link DIR-605L 信任管理问题漏洞

The D-Link DIR-605L is a wireless router produced by D-Link Corporation. The D-Link DIR-605L in the Hardware Revision A1 version has a trust management vulnerability. This vulnerability stems from a hard-coded telnet backdoor, which allows unauthorized attackers on the local network to obtain roo...

Malicious code in graphicctx (PyPI)

--- -= Per source details. Do not edit below this line.=- Source: kam193 8867133b18f35132bf0096bdbd5d1891e87f8a07bbba09f6dffe21c8b048596e Packages in this campaign are used to exfiltrate data from users installing code from prepared Github repositories. Packages contain code to exfiltrate files...

MAL-2026-3224 Malicious code in graphicctx (PyPI)

--- -= Per source details. Do not edit below this line.=- Source: kam193 8867133b18f35132bf0096bdbd5d1891e87f8a07bbba09f6dffe21c8b048596e Packages in this campaign are used to exfiltrate data from users installing code from prepared Github repositories. Packages contain code to exfiltrate files...

Malicious code in graphicsctxs (PyPI)

--- -= Per source details. Do not edit below this line.=- Source: kam193 4786ca298bffb09916e622e06411ae44cb51c842a6eb9bf7bcf445c051463888 Packages in this campaign are used to exfiltrate data from users installing code from prepared Github repositories. Packages contain code to exfiltrate files...

MAL-2026-3222 Malicious code in graphicsctxs (PyPI)

--- -= Per source details. Do not edit below this line.=- Source: kam193 4786ca298bffb09916e622e06411ae44cb51c842a6eb9bf7bcf445c051463888 Packages in this campaign are used to exfiltrate data from users installing code from prepared Github repositories. Packages contain code to exfiltrate files...

Malicious code in renderkitcore (PyPI)

--- -= Per source details. Do not edit below this line.=- Source: kam193 a66bf58bff553ec613604164eb60adcb89fcde468491b746838a6e2c18b0e3a0 Package is prepared to exfiltrate .log and .txt files to the target already associated with exfiltrating sensitive data. --- Category: MALICIOUS - The campaign...

MAL-2026-3214 Malicious code in renderkitcore (PyPI)

--- -= Per source details. Do not edit below this line.=- Source: kam193 a66bf58bff553ec613604164eb60adcb89fcde468491b746838a6e2c18b0e3a0 Package is prepared to exfiltrate .log and .txt files to the target already associated with exfiltrating sensitive data. --- Category: MALICIOUS - The campaign...

Malicious code in funkratov-renderkit (PyPI)

--- -= Per source details. Do not edit below this line.=- Source: kam193 78b5f3b4a8756df49b4a5eb41647e9dd20328da005f95869f81447355e2f7880 Package is prepared to exfiltrate .log and .txt files to the target already associated with exfiltrating sensitive data. --- Category: MALICIOUS - The campaign...

MAL-2026-3213 Malicious code in funkratov-renderkit (PyPI)

--- -= Per source details. Do not edit below this line.=- Source: kam193 78b5f3b4a8756df49b4a5eb41647e9dd20328da005f95869f81447355e2f7880 Package is prepared to exfiltrate .log and .txt files to the target already associated with exfiltrating sensitive data. --- Category: MALICIOUS - The campaign...

MAL-2026-3212 Malicious code in chalk-fancy (PyPI)

--- -= Per source details. Do not edit below this line.=- Source: kam193 b86a641eb2b6239d8a88849df88a1a148fa5380e3c8767dc59915edb295ef5b3 When used, package exfiltrates sensitive environmental variable. --- Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers...

Malicious code in chalk-fancy (PyPI)

--- -= Per source details. Do not edit below this line.=- Source: kam193 b86a641eb2b6239d8a88849df88a1a148fa5380e3c8767dc59915edb295ef5b3 When used, package exfiltrates sensitive environmental variable. --- Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers...

Malicious code in graphicsctxr (PyPI)

--- -= Per source details. Do not edit below this line.=- Source: kam193 10408decaf8cace14b8124fa392ee96996c3c91358cb454cbfcd45790d18cdf9 Package contains code to exfiltrate .env to a remote target. Prior to version 2.1.1, it also created a persistent backdoor via embedding a hardcoded SSH key...

MAL-2026-3210 Malicious code in graphicsctxr (PyPI)

--- -= Per source details. Do not edit below this line.=- Source: kam193 10408decaf8cace14b8124fa392ee96996c3c91358cb454cbfcd45790d18cdf9 Package contains code to exfiltrate .env to a remote target. Prior to version 2.1.1, it also created a persistent backdoor via embedding a hardcoded SSH key...

Malicious code in renderctx (PyPI)

--- -= Per source details. Do not edit below this line.=- Source: kam193 7c668f58ae62e49c301d2e437e96818f41e221768509cfb4cf80b9800b5adf5a Packages in this campaign are used to exfiltrate data from users installing code from prepared Github repositories. Packages contain code to exfiltrate files...

MAL-2026-3207 Malicious code in renderctx (PyPI)

--- -= Per source details. Do not edit below this line.=- Source: kam193 7c668f58ae62e49c301d2e437e96818f41e221768509cfb4cf80b9800b5adf5a Packages in this campaign are used to exfiltrate data from users installing code from prepared Github repositories. Packages contain code to exfiltrate files...

New Python Backdoor Uses Tunneling Service to Steal Browser and Cloud Credentials

Cybersecurity researchers have disclosed details of a stealthy Python-based backdoor framework called DEEPDOOR that comes with capabilities to establish persistent access and harvest a wide range of sensitive information from compromised hosts. "The intrusion chain begins with execution of a batc...