Analysis

  • max time kernel
    11s
  • max time network
    13s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-06-2024 07:29

General

  • Target

    V2_Unlocker.exe

  • Size

    7.5MB

  • MD5

    e1b5992be150356540692b0da88fa148

  • SHA1

    1735fc8f6ba9deda260a407d6e5acf2383cb3c2f

  • SHA256

    b7db6356ae04fdf67ddd099a6b554c9d6f3743561506461c30c3f5b21d820bbb

  • SHA512

    c5cd50d838b1efb2f3e38e6283dd43fdd9f96d5339d8eee32fd8bf78c7b417934c51afe958ac2437b97ac6624b832a4c8e1f8b5eb12f1d5cd2149ebad213e145

  • SSDEEP

    196608:3PJTx+5U9ik3tUE8TQXtqTEyiszuFwCW4FNIS/GCU:3PJTZiutWMwCW4jPGCU

Score
9/10

Malware Config

Signatures

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

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

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs
  • Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs

    Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\V2_Unlocker.exe
    "C:\Users\Admin\AppData\Local\Temp\V2_Unlocker.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Looks for VirtualBox Guest Additions in registry
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Checks for VirtualBox DLLs, possible anti-VM trick
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2944
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c certutil -hashfile "C:\Users\Admin\AppData\Local\Temp\V2_Unlocker.exe" MD5 | find /i /v "md5" | find /i /v "certutil"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1292
      • C:\Windows\system32\certutil.exe
        certutil -hashfile "C:\Users\Admin\AppData\Local\Temp\V2_Unlocker.exe" MD5
        3⤵
          PID:2688
        • C:\Windows\system32\find.exe
          find /i /v "md5"
          3⤵
            PID:1432
          • C:\Windows\system32\find.exe
            find /i /v "certutil"
            3⤵
              PID:2124
          • C:\Windows\system32\cmd.exe
            C:\Windows\system32\cmd.exe /c cls
            2⤵
              PID:2548
            • C:\Windows\system32\cmd.exe
              C:\Windows\system32\cmd.exe /c cls
              2⤵
                PID:1556

            Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            • memory/2944-0-0x00007FF8320A4000-0x00007FF8320A5000-memory.dmp

              Filesize

              4KB

            • memory/2944-2-0x00007FF832040000-0x00007FF832309000-memory.dmp

              Filesize

              2.8MB

            • memory/2944-4-0x00007FF832040000-0x00007FF832309000-memory.dmp

              Filesize

              2.8MB

            • memory/2944-3-0x00007FF832040000-0x00007FF832309000-memory.dmp

              Filesize

              2.8MB

            • memory/2944-1-0x00007FF832040000-0x00007FF832309000-memory.dmp

              Filesize

              2.8MB

            • memory/2944-5-0x00007FF832040000-0x00007FF832309000-memory.dmp

              Filesize

              2.8MB

            • memory/2944-10-0x0000000000530000-0x000000000054A000-memory.dmp

              Filesize

              104KB

            • memory/2944-16-0x0000000180000000-0x0000000180081000-memory.dmp

              Filesize

              516KB