Analysis

  • max time kernel
    121s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    17/10/2024, 00:31

General

  • Target

    LPv.dll

  • Size

    1.0MB

  • MD5

    82f4f15b5f2710f0ae0308180ecc42c7

  • SHA1

    420e14c7868dc79d01ce795d8414f0109c31be86

  • SHA256

    a90ad1ae1e25bbca8115d07dace09ff66cec4e3779b300f7c453b38b519080e8

  • SHA512

    c98ab45f7eb70dd077d8f6049079cfb15c786a70765ffd27b9dada75260e9066068143e4980bbecc4598892ccb94538dfa826428daeee71b7b01ed869c2e2407

  • SSDEEP

    24576:JMumJWvkxJNvyIni+5rbcg+NJ9ZVL5KQd:JTavy4JrbcnbVL

Malware Config

Signatures

  • Identifies Wine through registry keys 2 TTPs 1 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\LPv.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2848
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\LPv.dll,#1
      2⤵
      • Identifies Wine through registry keys
      • Checks whether UAC is enabled
      • Writes to the Master Boot Record (MBR)
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:2740

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • memory/2740-3-0x00000000022C0000-0x00000000024F3000-memory.dmp

          Filesize

          2.2MB

        • memory/2740-2-0x00000000022C0000-0x00000000024F3000-memory.dmp

          Filesize

          2.2MB

        • memory/2740-1-0x00000000022C0000-0x00000000024F3000-memory.dmp

          Filesize

          2.2MB

        • memory/2740-0-0x00000000022C0000-0x00000000024F3000-memory.dmp

          Filesize

          2.2MB

        • memory/2740-4-0x00000000022C1000-0x00000000022EC000-memory.dmp

          Filesize

          172KB

        • memory/2740-7-0x00000000022C0000-0x00000000024F3000-memory.dmp

          Filesize

          2.2MB

        • memory/2740-5-0x0000000000540000-0x000000000054E000-memory.dmp

          Filesize

          56KB