Analysis

  • max time kernel
    136s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250502-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250502-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/05/2025, 05:21

General

  • Target

    accounting for licensing agreements 22786.js

  • Size

    25.7MB

  • MD5

    0ebf57aad8c41403ae077cbef045d992

  • SHA1

    ce746350a54d64d6c64e89f9a2f36f42e1cf6f9e

  • SHA256

    0bac94de4379452353a7c666ef653904f1be82deb2b7f043af41392a884fc64d

  • SHA512

    2bbfd862174e6799589e4dee9de9030153e339d7f79dfdeb36331824674f73a6886fe7044485500010e41109b86ad0bf9675ee80461d262e0de62a35a64ba899

  • SSDEEP

    49152:/7aIzjCxb4qHlp4GxvN0xZhqPUizbYzYB/ZL+8pzm3k+/d7cGtzF3quAZMgfcEyx:P

Malware Config

Signatures

  • GootLoader

    JavaScript loader known for delivering other families such as Gootkit and Cobaltstrike.

  • Gootloader family
  • Blocklisted process makes network request 3 IoCs
  • 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).

  • Modifies registry class 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe "C:\Users\Admin\AppData\Local\Temp\accounting for licensing agreements 22786.js"
    1⤵
      PID:4548
    • C:\Windows\system32\wscript.EXE
      C:\Windows\system32\wscript.EXE PROPEL~1.JS
      1⤵
      • Checks computer location settings
      • Suspicious use of WriteProcessMemory
      PID:1516
      • C:\Windows\System32\cscript.exe
        "C:\Windows\System32\cscript.exe" "PROPEL~1.JS"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2824
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          powershell
          3⤵
          • Blocklisted process makes network request
          • Modifies registry class
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2864

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_th15fwbt.nnn.ps1

            Filesize

            60B

            MD5

            d17fe0a3f47be24a6453e9ef58c94641

            SHA1

            6ab83620379fc69f80c0242105ddffd7d98d5d9d

            SHA256

            96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

            SHA512

            5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

          • C:\Users\Admin\AppData\Roaming\Mozilla\PROPEL~1.JS

            Filesize

            45.4MB

            MD5

            79ccc97d9712d464d234eb26e5ca0d2b

            SHA1

            8e9ab18ac85e94d4abd6f8148306c5c808818516

            SHA256

            0694447345db71f736d16a75926e06c4d81f8dada3e24dfead440d5d212f2d56

            SHA512

            6951f1650df7a8ae77c7b89819604856b115b8cfda94dae0ecfc71f7fa9131c5bef6a1c0836e5e35d1e635bc4617e68ef6f1fa1fb9fe4bb342f7cf7c5c005904

          • memory/2864-12-0x000001A9F08A0000-0x000001A9F08C2000-memory.dmp

            Filesize

            136KB

          • memory/2864-13-0x000001A9F0C60000-0x000001A9F0CA4000-memory.dmp

            Filesize

            272KB

          • memory/2864-14-0x000001A9F0D30000-0x000001A9F0DA6000-memory.dmp

            Filesize

            472KB

          • memory/2864-15-0x000001A9F0F70000-0x000001A9F0F9A000-memory.dmp

            Filesize

            168KB

          • memory/2864-16-0x000001A9F0F70000-0x000001A9F0F94000-memory.dmp

            Filesize

            144KB