The attackers exploit default settings in Teams to send over 1,000 malicious chat invites. Once the attachment is downloaded, the malware connects to a command-and-control server.
Jan 29, 2024NewsroomPyPI Repository / Malware Cybersecurity researchers have identified malicious packages on the open-source Python Package Index (PyPI) repository that deliver an information stealing malware called WhiteSnake Stealer on Windows systems. The malware-laced packages are named nigpal, figflix, telerer, seGMM, fbdebug, sGMM, myGens, NewGends, and TestLibs111. They have been uploaded by a threat actor […]
An ongoing campaign of malicious ads has been targeting Chinese-speaking users with lures for popular messaging applications such as Telegram or LINE with the intent of dropping malware. Interestingly, software like Telegram is heavily restricted and was previously banned in China. Many Google services, including Google search, are also either restricted or heavily censored in […]
Jan 26, 2024NewsroomMalvertising / Phishing-as-a-service Chinese-speaking users have been targeted by malicious Google ads for restricted messaging apps like Telegram as part of an ongoing malvertising campaign. “The threat actor is abusing Google advertiser accounts to create malicious ads and pointing them to pages where unsuspecting users will download Remote Administration Trojan (RATs) instead,” Malwarebytes’ […]
ReversingLabs identified close to 11,200 unique malicious packages across three major open-source software platforms in 2023: npm, PyPI, and RubyGems. These findings mark an astounding 1,300% increase in malicious packages from 2020 and an increase of 28% over 2022 when a little more than 8,700 malicious packages were detected. “Over the years, we’ve closely monitored […]
ReversingLabs researchers have discovered two malicious packages on the npm open source package manager that leverages GitHub to store stolen Base64-encrypted SSH keys lifted from developer systems that installed the malicious npm packages.
Jan 23, 2024NewsroomSoftware Security / Supply Chain Two malicious packages discovered on the npm package registry have been found to leverage GitHub to store Base64-encrypted SSH keys stolen from developer systems on which they were installed. The modules named warbeast2000 and kodiak2k were published at the start of the month, attracting 412 and 1,281 downloads […]
Jan 19, 2024NewsroomSoftware Security / Spyware A malicious package uploaded to the npm registry has been found deploying a sophisticated remote access trojan on compromised Windows machines. The package, named “oscompatible,” was published on January 9, 2024, attracting a total of 380 downloads before it was taken down. oscompatible included a “few strange binaries,” according […]
Defense evasion by exploiting CVE-2023-36025 Once the malicious .url file exploiting CVE-2023-36025 is executed, it connects to an attacker-controlled server to download and execute a control panel item (.cpl) file. Microsoft Windows Defender SmartScreen should warn users with a security prompt before executing the .url file from an untrusted source. However, the attackers craft a […]