Resubmissions

06/11/2024, 14:58

241106-scaypssgpq 10

05/11/2024, 08:20

241105-j8fdmaxkbv 10

04/11/2024, 22:26

241104-2cpxasxrdy 10

Analysis

  • max time kernel
    579s
  • max time network
    582s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/11/2024, 08:20

General

  • Target

    Dr. Lalusin-form_cheque_request_ff-NRGH-Site Visit.js

  • Size

    281KB

  • MD5

    710137b0c23b5aeab171afcde3098416

  • SHA1

    7acab22c5c54d9ed4db06e0baf882b6da3e34f05

  • SHA256

    12151d0287a0c4974d42aef01f5f6f35dd69021ffe4d01adb804962d423534d4

  • SHA512

    55456ecd1e3485c073cae90a7aafe78b9082542efba7ba5dda246a9685c202763c2d5a01f32e9d9b32b13fe90cc9e5e81b21e02be5a064cbfd5d5dc0ba30ea24

  • SSDEEP

    6144:he3Ih6n3cpC1ywXTgjL64OfbsD5QHFmnIIJF28s8OvMIcI1fEZaATRZtr:h+D4OfsqFmu8TMMO1fEZaATtr

Malware Config

Signatures

  • GootLoader

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

  • Gootloader family
  • Blocklisted process makes network request 29 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 50 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 6 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\Dr. Lalusin-form_cheque_request_ff-NRGH-Site Visit.js"
    1⤵
      PID:3172
    • C:\Windows\system32\wscript.EXE
      C:\Windows\system32\wscript.EXE PREGNA~1.JS
      1⤵
      • Checks computer location settings
      • Suspicious use of WriteProcessMemory
      PID:4620
      • C:\Windows\System32\cmd.exe
        "C:\Windows\System32\cmd.exe" /c csCRipT "PREGNA~1.JS"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:3420
        • C:\Windows\system32\cscript.exe
          csCRipT "PREGNA~1.JS"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:5000
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            powershell
            4⤵
            • Blocklisted process makes network request
            • Modifies registry class
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:1020

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_bpx143rm.uof.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Roaming\Microsoft\Acceptance Criteria.txt

      Filesize

      46.8MB

      MD5

      d0000f75cc9654918be94ab0b7767071

      SHA1

      f343d8b8ef9e3204e965430404ce78c1c8766a8d

      SHA256

      3ef0176980a98f9a138c6c306f0f534aef6eb097aa18e8d77b9d85d4b5639c4b

      SHA512

      9a144efaafb9bcebf10a25e591f2d218f52f15b15ea12e9ff122aabdf0a35a4a13f991e1faedf6ccdc090c07f12809350cae8305e6e3fc99968c15329661868d

    • memory/1020-16-0x000002727DA50000-0x000002727DA72000-memory.dmp

      Filesize

      136KB

    • memory/1020-17-0x000002727E5C0000-0x000002727E604000-memory.dmp

      Filesize

      272KB

    • memory/1020-18-0x000002727E9F0000-0x000002727EA66000-memory.dmp

      Filesize

      472KB

    • memory/1020-19-0x000002727EC20000-0x000002727EC4A000-memory.dmp

      Filesize

      168KB

    • memory/1020-20-0x000002727EC20000-0x000002727EC44000-memory.dmp

      Filesize

      144KB