Sleep with one eye open: how Librarian Ghouls steal data by night


Librarian Ghouls, also known as “Rare Werewolf” and “Rezet”, is an APT group that targets entities in Russia and the CIS.

The group has remained active through May 2025, consistently targeting Russian companies. A distinctive feature of this threat is that the attackers favor using legitimate third-party software over developing their own malicious binaries. The malicious functionality of the campaign described in this article is implemented through command files and PowerShell scripts. The attackers establish remote access to the victim’s device, steal credentials, and deploy an XMRig crypto miner in the system. Kaspersky research has uncovered new tools within this APT group’s arsenal, which they will elaborate on in this article.

Read more…
Source: Kaspersky


Sign up for our Newsletter
The latest news and insights delivered right to your inbox.


Related:

  • The story of the year: remote work

    December 10, 2020

    The coronavirus pandemic has caused sudden, sweeping change around the world. The necessary social distancing measures are having an impact on all of us. One large part of society that has been affected by these measures more than others is the employed. While direct customer facing businesses like restaurants and retailers have had to change ...

  • A Security Guide to IoT-Cloud Convergence

    December 10, 2020

    The internet of things (IoT) has risen as one solution to the demands that have emerged because of the worldwide pandemic. The IoT, with its key characteristic of minimizing human interaction in performing a myriad of functions, seems a perfect fit in a world of remote setups and social distancing. But it is thanks to ...

  • Chinese APT suspected of supply chain attack on Mongolian government agencies

    December 10, 2020

    A Chinese state-sponsored hacking group, also known as an APT, is suspected of having breached a Mongolian software company and compromised a chat app used by hundreds of Mongolian government agencies. The attack is believed to have taken place earlier this year, in June, according to a report published today by Slovak security firm ESET. The hackers ...

  • European Medicines Agency says it has been targeted by cyber attack

    December 9, 2020

    In a short statement published on its website, the agency said: “EMA has been the subject of a cyberattack. The agency has swiftly launched a full investigation, in close cooperation with law enforcement and other relevant entities. “EMA cannot provide additional details whilst the investigation is ongoing. Further information will be made available in due course,” ...

  • FireEye reveals that it was hacked by a nation state APT group

    December 9, 2020

    Leading cybersecurity company FireEye disclosed today that it was hacked by a threat actor showing all the signs of a state-sponsored hacking group. The attackers were able to steal Red Team assessment tools FireEye uses to test customers’ security and designed to mimic tools used by many cyber threat actors. Read more… Source: Bleeping Computer  

  • Foxconn electronics giant hit by ransomware, $34 million ransom

    December 9, 2020

    Foxconn electronics giant suffered a ransomware attack at a Mexican facility over the Thanksgiving weekend, where attackers stole unencrypted files before encrypting devices. Foxconn is the largest electronics manufacturing company globally, with recorded revenue of $172 billion in 2019 and over 800,000 employees worldwide. Foxconn subsidiaries include Sharp Corporation, Innolux, FIH Mobile, and Belkin. BleepingComputer has been ...