Symantec’s Threat Hunter Team has uncovered a new Linux backdoor developed by the North Korean Springtail espionage group (aka Kimsuky) that is linked to malware used in a recent campaign against organizations in South Korea.
The backdoor (Linux.Gomir) appears to be a Linux version of the GoBear backdoor, which was used in a recent Springtail campaign that saw the attackers deliver malware via Trojanized software installation packages. Gomir is structurally almost identical to GoBear, with extensive sharing of code between malware variants.
Read more…
Source: Symantec
Related:
- Chinese hackers have stepped up attacks on Taiwanese organizations
June 24, 2024
A suspected Chinese state-sponsored hacking group has stepped up its targeting of Taiwanese organizations, particularly those in sectors such as government, education, technology and diplomacy, according to cybersecurity intelligence company Recorded Future. RedJuliett has targeted Taiwanese organizations in the past, but this is the first time that activity was seen at such a scale, a Recorded ...
- China’s state security authorities warn of foreign spies hunting military info on messaging app
June 23, 2024
China’s Ministry of State Security on Saturday posted a short film calling on the public to enhance national security awareness, as the film describes a case of espionage in which a military enthusiast was deceived by a foreign spy disguised as a pretty girl on instant messaging app into giving up sensitive military information. Adapted from ...
- Sustained Campaign Using Chinese Espionage Tools Targets Telcos
June 20, 2024
Attackers using tools associated with Chinese espionage groups have breached multiple telecom operators in a single Asian country in a long-running espionage campaign. The attackers placed backdoors on the networks of targeted companies and also attempted to steal credentials. The attacks have been underway since at least 2021, with evidence to suggest that some of this ...
- Noodle RAT: Reviewing the Backdoor Used by Chinese-Speaking Groups
June 11, 2024
Since 2022, Trend Micro researchers have been investigating numerous targeted attacks in the Asia-Pacific region that used the same ELF backdoor. Most vendors identify this backdoor as a variant of existing malware such as Gh0st RAT or Rekoobe. However, Trend Micro unearthed the truth: this backdoor is not merely a variant of existing malware, but is ...
- Kremlin critics targeted with spyware inside European Union
June 5, 2024
At least seven critics of the Kremlin, including journalists were targeted inside the European Union (EU) by a state using Pegasus, a report by digital civil rights NGO Access Now said on Thursday (May 30). In its report, Access Now said on Thursday an investigation by the NGO revealed that the use of Pegasus (a hacking ...
- Sapphire Werewolf polishes Amethyst stealer to attack over 300 companies
June 5, 2024
Since March 2024, the BI.ZONE Threat Intelligence team has been tracking the cluster of activity dubbed Sapphire Werewolf. The threat actor targets Russia’s industries, such as education, manufacturing, IT, defense, and aerospace engineering. Over 300 attacks were carried out using Amethyst, an offshoot of the popular open‑source SapphireStealer. The attackers disguise the malware as an enforcement ...

