List of “Lazarus”

  • Operation Dream Job by Lazarus Malware
    Operation Dream Job by Lazarus
    Lazarus (also known as Hidden Cobra) is known to use various kinds of malware in its attack operations, and we have introduced some of them in our past articles. In this article, we present two more; Torisma and LCPDot. Torisma overview Torisma downloads and executes modules from external servers, and its infection spreads via malicious Word files [1]. Torisma samples that JPCERT/CC has analysed are DLL files and executed as...

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  • Commonly Known Tools Used by Lazarus Incident
    Commonly Known Tools Used by Lazarus
    It is widely known that attackers use Windows commands and tools that are commonly known and used after intruding their target network. Lazarus attack group, a.k.a. Hidden Cobra, also uses such tools to collect information and spread the infection. This blog post describes the tools they use. Lateral movement These three tools are used for lateral movement. AdFind collects the information of clients and users from Active Directory. It has...

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  • BLINDINGCAN - Malware Used by Lazarus - Malware
    BLINDINGCAN - Malware Used by Lazarus -
    In the previous article, we introduced one type of malware that Lazarus (also known as Hidden Cobra) uses after network intrusion. It is confirmed that this attack group uses multiple types of malware including BLINDINGCAN, which CISA recently introduced in its report [1]. This article summarises the result of our analysis on BLINDINGCAN. BLINDINGCAN overview The malware runs when a loader loads a DLL file. Figure 1 shows the flow...

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  • Malware Used by Lazarus after Network Intrusion Malware
    Malware Used by Lazarus after Network Intrusion
    JPCERT/CC has observed attack activity by Lazarus (also known as Hidden Cobra) targeting Japanese organisations. Different types of malware are used during and after the intrusion. This article introduces one of the types of malware used after the intrusion. Malware Overview This malware downloads and executes modules. It is saved as a .drv file in a folder such as C:¥Windows¥System32¥ and run as a service. It is obfuscated by using...

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