Exploring a New KimJongRAT Stealer Variant and Its PowerShell Implementation


This article provides a comprehensive analysis of two new variants of the KimJongRAT stealer.

Palo Alto Unit 42 combine new research findings with existing knowledge to provide a comprehensive resource for understanding and combating these new KimJongRAT variants. The KimJongRAT stealer was first described in 2013 by the Malware.lu CERT. Palo Alto researchers documented another variant of this family in 2019. One of the new variants uses a Portable Executable (PE) file and the other uses a PowerShell implementation. The PE and PowerShell variants are both initiated by clicking a Windows shortcut (LNK) file that downloads a dropper file from an attacker-controlled content delivery network (CDN) account.

Read more…
Source: Palo Alto Unit 42


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


Related:

  • Meet Lyceum: Iranian hackers targeting telecoms, ISPs

    November 9, 2021

    Researchers have provided a deep dive into the activities of Lyceum; an Iranian threat group focused on infiltrating the networks of telecoms companies and internet service providers (ISPs). Lyceum, also known as Hexane, Siamesekitten, or Spirlin, has been active since 2017. The advanced persistent threat (APT) group has been linked to campaigns striking Middle Eastern oil ...

  • 6 Palestinian rights activists hacked by NSO spyware, report says

    November 8, 2021

    Security researchers disclosed Monday that spyware from the notorious Israeli hacker-for-hire company NSO Group was detected on the cellphones of six Palestinian human rights activists, half affiliated with groups that Israel’s defense minister controversially claimed were involved in terrorism. The revelation marks the first known instance of Palestinian activists being targeted by the military-grade Pegasus spyware. ...

  • US seizes $6 million from REvil ransomware, arrest Kaseya hacker

    November 8, 2021

    The United States Department of Justice today has announced charges against a REvil ransomware affiliate responsible for the attack against the Kaseya MSP platform on July 2nd and seizing more than $6 million from another REvil partner. The suspect is 22-year old Ukrainian national Yaroslav Vasinskyi, arrested for cybercriminal activity on October 8 at the behest ...

  • DDoS attacks in Q3 2021

    November 8, 2021

    Q3 2021 brought two new DDoS attack vectors, potentially posing a serious threat, including for major web resources. A team of researchers from the University of Maryland and the University of Colorado Boulder found a way to spoof the victim’s IP address over TCP. To date, amplification attacks have mostly been carried out using the ...

  • REvil ransomware affiliates arrested in Romania and Kuwait

    November 8, 2021

    Romanian law enforcement authorities have arrested two suspects believed to be Sodinokibi/REvil ransomware affiliates on November 4, both of them allegedly responsible for infecting thousands of victims. DIICOT (the Romanian Directorate for Investigating Organized Crime and Terrorism) and judicial police officers carried out four home searches in Constanța, seizing mobile devices (laptops, mobile phones) and storage ...

  • Targeted Attack Campaign Against ManageEngine ADSelfService Plus Delivers Godzilla Webshells, NGLite Trojan and KdcSponge Stealer

    November 7, 2021

    On Sept. 16, 2021, the US Cybersecurity and Infrastructure Security Agency (CISA) released an alert warning that advanced persistent threat (APT) actors were actively exploiting newly identified vulnerabilities in a self-service password management and single sign-on solution known as ManageEngine ADSelfService Plus. The alert explained that malicious actors were observed deploying a specific webshell and ...