Analysis

  • max time kernel
    141s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    09/04/2024, 11:15

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 15 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:2300
    • 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:2104
      • C:\Windows\system32\certutil.exe
        certutil -hashfile "C:\Users\Admin\AppData\Local\Temp\Akira (NEWEST).exe" MD5
        3⤵
          PID:2144
        • C:\Windows\system32\find.exe
          find /i /v "md5"
          3⤵
            PID:2968
          • C:\Windows\system32\find.exe
            find /i /v "certutil"
            3⤵
              PID:2916
          • C:\Windows\system32\WerFault.exe
            C:\Windows\system32\WerFault.exe -u -p 2300 -s 432
            2⤵
              PID:2728

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                • memory/2300-0-0x000000013F460000-0x0000000140005000-memory.dmp

                  Filesize

                  11.6MB

                • memory/2300-1-0x000000013F460000-0x0000000140005000-memory.dmp

                  Filesize

                  11.6MB

                • memory/2300-2-0x000000013F460000-0x0000000140005000-memory.dmp

                  Filesize

                  11.6MB

                • memory/2300-3-0x000000013F460000-0x0000000140005000-memory.dmp

                  Filesize

                  11.6MB

                • memory/2300-4-0x000000013F460000-0x0000000140005000-memory.dmp

                  Filesize

                  11.6MB

                • memory/2300-5-0x000000013F460000-0x0000000140005000-memory.dmp

                  Filesize

                  11.6MB

                • memory/2300-6-0x000000013F460000-0x0000000140005000-memory.dmp

                  Filesize

                  11.6MB

                • memory/2300-7-0x000000013F460000-0x0000000140005000-memory.dmp

                  Filesize

                  11.6MB

                • memory/2300-8-0x000000013F460000-0x0000000140005000-memory.dmp

                  Filesize

                  11.6MB

                • memory/2300-9-0x000000013F460000-0x0000000140005000-memory.dmp

                  Filesize

                  11.6MB