Analysis

  • max time kernel
    112s
  • max time network
    134s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2022 06:33

General

  • Target

    document.vbs

  • Size

    9KB

  • MD5

    f433d8822f70bc508a0283099a8909f2

  • SHA1

    5c32b5347f100127a7888a367a5f0e808125d841

  • SHA256

    98667994f4d83f11bc5bba249a5d046314541621a0fa6da9d18117ec1e20e090

  • SHA512

    80c2bb7382b30ba2f13635d09c9c06557ceea13cf55b40221aaeb191317e6ed020b4f1459152d74952d2e5f00f9c9c791e8c5dad2882e420a05646fc62f8c112

  • SSDEEP

    192:ReSjpUorcl/E4hp3aD/OCMhiEe1mUS1G0vdzgW20fkbsgTbpQt:c4pnrcpE4hpPCMhidmnGm80jWb4

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\document.vbs"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:800
    • C:\Windows\System32\rundll32.exe
      "C:\Windows\System32\rundll32.exe" overhauled\\honorary.temp,CuMode
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2436
      • C:\Windows\SysWOW64\rundll32.exe
        "C:\Windows\System32\rundll32.exe" overhauled\\honorary.temp,CuMode
        3⤵
          PID:2368

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Discovery

    Query Registry

    1
    T1012

    System Information Discovery

    2
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2368-133-0x0000000000000000-mapping.dmp
    • memory/2436-132-0x0000000000000000-mapping.dmp