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, 19:58

General

  • Target

    file.exe

  • Size

    3.8MB

  • MD5

    f5d31bef57f4d69af9f1b44a6f8f8d5e

  • SHA1

    2ffa0bb9f123f6e8cda8ef398d33c1c71a01961e

  • SHA256

    88dbbdcc10e16ae14103f8a0cbcd2d692668fc78efcc36a406880ff1e6b5fac0

  • SHA512

    c07729ab676d6db44b0176fd64d0ec79936bbdba2f2526f7b2f24e4e407e8100372329195018d661e2d79536cd02b9046acf739cebee0607aacbfa3331d9395a

  • SSDEEP

    49152:oyXV/ctnAqeOjKiPPDWw9OmzBo4H0yr+334/PYWsRtQ4vEphxd+ykCSMpt4xYhp0:rcO2RPP8mlH0yr+0W/5vEpnYmuxY7HET

Malware Config

Signatures

  • UAC bypass 3 TTPs 1 IoCs
  • Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Looks for VMWare Tools registry key 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 2 IoCs
  • Maps connected drives based on registry 3 TTPs 2 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • UAC bypass
    • Looks for VirtualBox Guest Additions in registry
    • Looks for VMWare Tools registry key
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Maps connected drives based on registry
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    • System policy modification
    PID:2316
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\file.exe" -Force
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2640
    • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ilasm.exe
      "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ilasm.exe"
      2⤵
        PID:2692
      • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.exe
        "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.exe"
        2⤵
          PID:2900
        • C:\Windows\system32\WerFault.exe
          C:\Windows\system32\WerFault.exe -u -p 2316 -s 828
          2⤵
            PID:2544

        Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              • memory/2316-0-0x000007FEF5A13000-0x000007FEF5A14000-memory.dmp

                Filesize

                4KB

              • memory/2316-1-0x0000000000120000-0x0000000000128000-memory.dmp

                Filesize

                32KB

              • memory/2316-2-0x000007FEF5A10000-0x000007FEF63FC000-memory.dmp

                Filesize

                9.9MB

              • memory/2316-3-0x000000001B7F0000-0x000000001BB62000-memory.dmp

                Filesize

                3.4MB

              • memory/2316-45-0x000007FEF5A10000-0x000007FEF63FC000-memory.dmp

                Filesize

                9.9MB

              • memory/2640-8-0x000000001B7E0000-0x000000001BAC2000-memory.dmp

                Filesize

                2.9MB

              • memory/2640-9-0x0000000002240000-0x0000000002248000-memory.dmp

                Filesize

                32KB

              • memory/2900-18-0x0000000000400000-0x00000000007AA000-memory.dmp

                Filesize

                3.7MB

              • memory/2900-36-0x0000000000400000-0x00000000007AA000-memory.dmp

                Filesize

                3.7MB

              • memory/2900-38-0x0000000000400000-0x00000000007AA000-memory.dmp

                Filesize

                3.7MB

              • memory/2900-42-0x000007FFFFFD5000-0x000007FFFFFD6000-memory.dmp

                Filesize

                4KB

              • memory/2900-43-0x0000000000400000-0x00000000007AA000-memory.dmp

                Filesize

                3.7MB

              • memory/2900-22-0x0000000000400000-0x00000000007AA000-memory.dmp

                Filesize

                3.7MB

              • memory/2900-28-0x0000000000400000-0x00000000007AA000-memory.dmp

                Filesize

                3.7MB

              • memory/2900-44-0x0000000000400000-0x00000000007AA000-memory.dmp

                Filesize

                3.7MB

              • memory/2900-40-0x0000000000400000-0x00000000007AA000-memory.dmp

                Filesize

                3.7MB

              • memory/2900-26-0x0000000000400000-0x00000000007AA000-memory.dmp

                Filesize

                3.7MB

              • memory/2900-34-0x0000000000400000-0x00000000007AA000-memory.dmp

                Filesize

                3.7MB

              • memory/2900-32-0x0000000000400000-0x00000000007AA000-memory.dmp

                Filesize

                3.7MB

              • memory/2900-31-0x0000000000400000-0x00000000007AA000-memory.dmp

                Filesize

                3.7MB

              • memory/2900-24-0x0000000000400000-0x00000000007AA000-memory.dmp

                Filesize

                3.7MB

              • memory/2900-20-0x0000000000400000-0x00000000007AA000-memory.dmp

                Filesize

                3.7MB

              • memory/2900-16-0x0000000000400000-0x00000000007AA000-memory.dmp

                Filesize

                3.7MB

              • memory/2900-14-0x0000000000400000-0x00000000007AA000-memory.dmp

                Filesize

                3.7MB

              • memory/2900-12-0x0000000000400000-0x00000000007AA000-memory.dmp

                Filesize

                3.7MB

              • memory/2900-10-0x0000000000400000-0x00000000007AA000-memory.dmp

                Filesize

                3.7MB