Analysis

  • max time kernel
    16s
  • max time network
    38s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-04-2024 03:37

General

  • Target

    AntivirusDefender-main/AntivirusDefender3.2.bat

  • Size

    164B

  • MD5

    0559cbad4de4ff67440f857255584ac4

  • SHA1

    e75403dfca205ab43117b00e0300ade704fc0bf5

  • SHA256

    3c980efd376b67af91d4088d9bf7aa426eba9181e2c96738888ee148a6a4e141

  • SHA512

    138adf13cd645c38ed5a07bc398057f6ac967e06bffab8ba20c7cedcb3dcffe4402cd5cd988d0388f5ee186209038e452194926fed5d7ad80abff1003c9d1174

Malware Config

Signatures

  • Manipulates Digital Signatures 1 TTPs 64 IoCs

    Attackers can apply techniques such as changing the registry keys of authenticode & Cryptography to obtain their binary as valid.

  • Modifies Installed Components in the registry 2 TTPs 32 IoCs
  • Modifies file permissions 1 TTPs 2 IoCs
  • Modifies system executable filetype association 2 TTPs 49 IoCs
  • Registers COM server for autorun 1 TTPs 64 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Checks processor information in registry 2 TTPs 10 IoCs

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

  • Enumerates system info in registry 2 TTPs 64 IoCs
  • Modifies Internet Explorer settings 1 TTPs 64 IoCs
  • Modifies registry class 64 IoCs
  • Modifies registry key 1 TTPs 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

  • Uses Volume Shadow Copy WMI provider

    The Volume Shadow Copy service is used to manage backups/snapshots.

  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\AntivirusDefender-main\AntivirusDefender3.2.bat"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:424
    • C:\Windows\system32\mountvol.exe
      mountvol x: /s
      2⤵
        PID:4108
      • C:\Windows\system32\icacls.exe
        icacls x:
        2⤵
        • Modifies file permissions
        PID:4240
      • C:\Windows\system32\icacls.exe
        icacls c:
        2⤵
        • Modifies file permissions
        PID:2916
      • C:\Windows\system32\reg.exe
        reg delete HKCR /f
        2⤵
        • Modifies system executable filetype association
        • Registers COM server for autorun
        • Modifies registry class
        PID:4400
      • C:\Windows\system32\reg.exe
        reg delete HKCU /f
        2⤵
        • Manipulates Digital Signatures
        • Modifies Installed Components in the registry
        • Modifies system executable filetype association
        • Adds Run key to start application
        • Modifies Internet Explorer settings
        • Modifies registry key
        PID:1492
      • C:\Windows\system32\reg.exe
        reg delete HKLM /f
        2⤵
        • Manipulates Digital Signatures
        • Modifies Installed Components in the registry
        • Modifies system executable filetype association
        • Registers COM server for autorun
        • Checks processor information in registry
        • Enumerates system info in registry
        • Modifies Internet Explorer settings
        • Modifies registry class
        • Modifies registry key
        PID:5012
      • C:\Windows\system32\reg.exe
        reg delete HKU /f
        2⤵
          PID:1384
        • C:\Windows\system32\reg.exe
          reg delete HKCC /f
          2⤵
            PID:3668
        • C:\Windows\system32\rundll32.exe
          "C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy
          1⤵
            PID:2216
          • C:\Windows\System32\svchost.exe
            C:\Windows\System32\svchost.exe -k UnistackSvcGroup
            1⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:2392
          • C:\Windows\System32\smss.exe
            \SystemRoot\System32\smss.exe 000000c8 00000084
            1⤵
              PID:5012
            • C:\Windows\System32\smss.exe
              \SystemRoot\System32\smss.exe 000000f4 00000084
              1⤵
                PID:1492

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              • memory/2392-0-0x00000166C4B40000-0x00000166C4B50000-memory.dmp

                Filesize

                64KB

              • memory/2392-16-0x00000166C4C40000-0x00000166C4C50000-memory.dmp

                Filesize

                64KB

              • memory/2392-32-0x00000166CCFB0000-0x00000166CCFB1000-memory.dmp

                Filesize

                4KB

              • memory/2392-34-0x00000166CCFE0000-0x00000166CCFE1000-memory.dmp

                Filesize

                4KB

              • memory/2392-36-0x00000166CD0F0000-0x00000166CD0F1000-memory.dmp

                Filesize

                4KB

              • memory/2392-35-0x00000166CCFE0000-0x00000166CCFE1000-memory.dmp

                Filesize

                4KB