Analysis

  • max time kernel
    5s
  • max time network
    5s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240802-en
  • resource tags

    arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    21/09/2024, 16:25

General

  • Target

    Akira (NEWEST).exe

  • Size

    5.1MB

  • MD5

    47feab24e4a7a088fcac9a7067cbf318

  • SHA1

    bbe0dcbe7eb3d0fa19b4afb5edff51b7066ec45d

  • SHA256

    53285fb142e48bd1a568509c8997067370ac4578b3c92d8c3bc75ecdebc2915f

  • SHA512

    6b3b0e289d06839cfd32327dfa1795368601a789c3dc2a0db9f0cce01001a28a584d5c26ce4e46e9002626a1f3ba318e038578e86f00cff489956aace8b419aa

  • SSDEEP

    98304:KxNeg5VPsVXSfJHbM+A+PoudLZ1uRhkuoxa4kReiX2+jli:TgTZhHbFddNZ1kroxacUbBi

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.

  • Themida packer 10 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Akira (NEWEST).exe
    "C:\Users\Admin\AppData\Local\Temp\Akira (NEWEST).exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Suspicious use of WriteProcessMemory
    PID:2172
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c certutil -hashfile "C:\Users\Admin\AppData\Local\Temp\Akira (NEWEST).exe" MD5 | find /i /v "md5" | find /i /v "certutil"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:5108
      • C:\Windows\system32\certutil.exe
        certutil -hashfile "C:\Users\Admin\AppData\Local\Temp\Akira (NEWEST).exe" MD5
        3⤵
          PID:4200
        • C:\Windows\system32\find.exe
          find /i /v "md5"
          3⤵
            PID:4104
          • C:\Windows\system32\find.exe
            find /i /v "certutil"
            3⤵
              PID:1848

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2172-0-0x00007FF6EE0C0000-0x00007FF6EEC65000-memory.dmp

          Filesize

          11.6MB

        • memory/2172-3-0x00007FF6EE0C0000-0x00007FF6EEC65000-memory.dmp

          Filesize

          11.6MB

        • memory/2172-2-0x00007FF6EE0C0000-0x00007FF6EEC65000-memory.dmp

          Filesize

          11.6MB

        • memory/2172-4-0x00007FF6EE0C0000-0x00007FF6EEC65000-memory.dmp

          Filesize

          11.6MB

        • memory/2172-1-0x00007FF6EE0C0000-0x00007FF6EEC65000-memory.dmp

          Filesize

          11.6MB

        • memory/2172-7-0x00007FF6EE0C0000-0x00007FF6EEC65000-memory.dmp

          Filesize

          11.6MB

        • memory/2172-6-0x00007FF6EE0C0000-0x00007FF6EEC65000-memory.dmp

          Filesize

          11.6MB

        • memory/2172-5-0x00007FF6EE0C0000-0x00007FF6EEC65000-memory.dmp

          Filesize

          11.6MB

        • memory/2172-8-0x00007FF6EE0C0000-0x00007FF6EEC65000-memory.dmp

          Filesize

          11.6MB

        • memory/2172-9-0x00007FF6EE0C0000-0x00007FF6EEC65000-memory.dmp

          Filesize

          11.6MB