Russian Espionage Group Targets Ukrainian Navy with Malware by way of Telegram

Oct 28, 2024Ravie LakshmananCyber Espionage / Android

A suspected Russian hybrid espionage and affect operation has been noticed delivering a mixture of Home windows and Android malware to focus on the Ukrainian navy underneath the Telegram persona Civil Protection.

Google’s Risk Evaluation Group (TAG) and Mandiant are monitoring the exercise underneath the title UNC5812. The risk group, which operates a Telegram channel named civildefense_com_ua, was created on September 10, 2024. As of writing, the channel has 184 subscribers. It additionally maintains a web site at civildefense.com[.]ua that was registered on April 24, 2024.

“‘Civil Defense’ claims to be a provider of free software programs designed to enable potential conscripts to view and share crowdsourced locations of Ukrainian military recruiters,” the corporate stated in a report shared with The Hacker Information.

Ought to these applications be put in on Android units which have Google Play Shield disabled, they’re engineered to deploy an working system-specific commodity malware together with a decoy mapping utility dubbed SUNSPINNER.

Cybersecurity

UNC5812 can be stated to be actively engaged in affect operations, disseminating narratives and soliciting content material meant to undermine assist for Ukraine’s mobilization and navy recruitment efforts.

“UNC5812’s campaign is highly characteristic of the emphasis Russia places on achieving cognitive effect via its cyber capabilities, and highlights the prominent role that messaging apps continue to play in malware delivery and other cyber dimensions of Russia’s war in Ukraine,” Google Risk Intelligence Group stated.

Civil Protection, which has had its Telegram channel and web site promoted by different professional, established Ukrainian-language Telegram channels, goals to direct victims to its web site from the place malicious software program is downloaded relying on the working system.

For Home windows customers, the ZIP archive results in the deployment of a newly found PHP-based malware loader named Pronsis that is used to distribute SUNSPINNER and an off-the-shelf stealer malware often called PureStealer that is marketed for anyplace between $150 for a month-to-month subscription to $699 for a lifetime license.

Malware via Telegram

SUNSPINNER, for its half, shows to customers a map that renders purported areas of Ukrainian navy recruits from an actor-controlled command-and-control (C2) server.

For many who are navigating to the web site from Android units, the assault chain deploys a malicious APK file (package deal title: “com.http.masters“) that embeds a distant entry trojan known as CraxsRAT.

The web site additionally contains directions that information victims on how you can disable Google Play Shield and grant it all of the requested permissions, permitting the malware to operate unimpeded.

CraxsRAT is a infamous Android malware household that comes with capabilities for distant gadget management and superior adware capabilities similar to keylogging, gesture manipulation, and recording of cameras, screens, and calls.

Cybersecurity

After the malware was publicly uncovered by Cyfirma in late August 2023, EVLF, the risk actor behind the undertaking, determined to stop exercise, however not earlier than promoting their Telegram channel to a Chinese language-speaking risk actor.

As of Could 2024, EVLF is alleged to have stopped improvement on the malware because of scammers and cracked variations, however stated they’re engaged on a brand new web-based model that may be accessed from any machine.

“While the Civil Defense website also advertises support for macOS and iPhones, only Windows and Android payloads were available at the time of analysis,” Google stated.

“The website’s FAQ contains a strained justification for the Android application being hosted outside the App Store, suggesting it is an effort to ‘protect the anonymity and security’ of its users, and directing them to a set of accompanying video instructions.”

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