Analysis

  • max time kernel
    119s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    31/10/2024, 09:59

General

  • Target

    90c1e475904b9913616ac6489977fb7cc7a397a3b35d9c2767290bfb1fd906cc.dll

  • Size

    6.2MB

  • MD5

    108f47701acf8bc46e0345681e233466

  • SHA1

    11501a74d3b2b7fc253895ca26ec0ee7b34e902c

  • SHA256

    90c1e475904b9913616ac6489977fb7cc7a397a3b35d9c2767290bfb1fd906cc

  • SHA512

    82daa0c16130fcc6abbb1b03761e8cea9d2a3075f02fbc8bb0ab7e680437fea0443c81ba5a370505f502f384c1583017ec4d36d9a1a2238c73fd41f1d5baef5c

  • SSDEEP

    196608:p6B5HrDWYsqodZ6A8nY6hglAYGMWgv10i+TSI/DSzxX1:sB1yYxqan37YG3gvWjI

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • 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
  • 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\90c1e475904b9913616ac6489977fb7cc7a397a3b35d9c2767290bfb1fd906cc.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2360
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\90c1e475904b9913616ac6489977fb7cc7a397a3b35d9c2767290bfb1fd906cc.dll,#1
      2⤵
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Checks BIOS information in registry
      • Identifies Wine through registry keys
      • Checks whether UAC is enabled
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:1864

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1864-0-0x0000000037100000-0x0000000038413000-memory.dmp

          Filesize

          19.1MB

        • memory/1864-1-0x0000000037100000-0x0000000038413000-memory.dmp

          Filesize

          19.1MB

        • memory/1864-2-0x0000000037100000-0x0000000038413000-memory.dmp

          Filesize

          19.1MB

        • memory/1864-3-0x0000000037100000-0x0000000038413000-memory.dmp

          Filesize

          19.1MB

        • memory/1864-4-0x0000000077700000-0x0000000077702000-memory.dmp

          Filesize

          8KB

        • memory/1864-5-0x0000000037100000-0x0000000038413000-memory.dmp

          Filesize

          19.1MB

        • memory/1864-6-0x0000000037100000-0x0000000038413000-memory.dmp

          Filesize

          19.1MB