Analysis

  • max time kernel
    141s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231020-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/11/2023, 06:06

General

  • Target

    65abdef88dd77fb6208db6d32da7c5dd.exe

  • Size

    270KB

  • MD5

    65abdef88dd77fb6208db6d32da7c5dd

  • SHA1

    9858ae98c706124d0bac9a2dfb38f11c55c65ff9

  • SHA256

    129945bc24fc3a0f026201998f746fdaa548460d5822822d305a9f1ab68db413

  • SHA512

    c9ab39f1dd219d13fdd4a176aa7e2c0fe3b5dc7855c754570412d89e27899674e482ddb156cde6dcb3946096aa3d16cc2edfdbec8e63c7837998243c78ed5940

  • SSDEEP

    3072:hWI/ARlI8FYyBP5gOOprHYMk8lsiZqYmoj9JC4aZTc9fcqCeEr4vKQ5x25xP:hS8OOpjtzq5oj9JCjTc9EheEgKQS7

Malware Config

Signatures

  • Downloads MZ/PE file
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Delays execution with timeout.exe 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\65abdef88dd77fb6208db6d32da7c5dd.exe
    "C:\Users\Admin\AppData\Local\Temp\65abdef88dd77fb6208db6d32da7c5dd.exe"
    1⤵
    • Checks computer location settings
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2800
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c timeout /t 5 & del /f /q "C:\Users\Admin\AppData\Local\Temp\65abdef88dd77fb6208db6d32da7c5dd.exe" & del "C:\ProgramData\*.dll"" & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2032
      • C:\Windows\SysWOW64\timeout.exe
        timeout /t 5
        3⤵
        • Delays execution with timeout.exe
        PID:3216

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2800-0-0x0000000000400000-0x000000000043F000-memory.dmp

          Filesize

          252KB

        • memory/2800-1-0x00000000008B0000-0x0000000000AE9000-memory.dmp

          Filesize

          2.2MB

        • memory/2800-6-0x00000000008B0000-0x0000000000AE9000-memory.dmp

          Filesize

          2.2MB

        • memory/2800-18-0x00000000008B0000-0x0000000000AE9000-memory.dmp

          Filesize

          2.2MB

        • memory/2800-19-0x00000000008B0000-0x0000000000AE9000-memory.dmp

          Filesize

          2.2MB

        • memory/2800-21-0x0000000061E00000-0x0000000061EF3000-memory.dmp

          Filesize

          972KB

        • memory/2800-39-0x00000000008B0000-0x0000000000AE9000-memory.dmp

          Filesize

          2.2MB

        • memory/2800-40-0x00000000008B0000-0x0000000000AE9000-memory.dmp

          Filesize

          2.2MB

        • memory/2800-41-0x00000000008B0000-0x0000000000AE9000-memory.dmp

          Filesize

          2.2MB