Overview

overview

10

Static

static

1

Bukti Pemb...aC-.js

windows10-2004-x64

10

Bukti Pemb...aC-.js

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    298s
  • max time network
    301s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    11/10/2026, 01:56

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General

  • Target
    Bukti Pembayaran Bank Mandiri - Nomor Referensi Transaksi GLV21151080525 Kredit ACH Referensi Pihak KeduaC-.js
  • Size 1.1MB
  • Sample261011-ccn8bstycx
  • SHA256 3bedb79afc1de0e9d765aac26b0212a5be00d7d3a3b1fefdbf54e76075151e18
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
group1b035796145e84b0dabf48060f919ffa0collectiondiscoveryexecutionlxbaseratpersistencerat

Malware Config

Extracted

Family

  • lxbaserat

Version

  • 1.0.43

Botnet

  • Group1

Campaign

  • b035796145e84b0dabf48060f919ffa0

C2

  • 64.89.160.127:4561

Attributes
  • directory

    WindowsTelemetry\Logs

  • executable

    client.exe

  • password

    et8gcU2iTViVWqMGTp60

Signatures

  • Family: LxBaseRAT

    LxBaseRAT is a .NET remote access trojan with stealer capabilities.

    ratlxbaserat
  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell and hide display window.

    execution
  • Loads dropped DLL 1 IoCs
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
    collection
  • Looks up external IP address via web service 1 TTPs 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

    discovery
  • Suspicious use of SetThreadContext 1 IoCs
  • Command and Scripting Interpreter: JavaScript 1 TTPs
    execution
  • Executes a command shell one-liner 1 TTPs 1 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

    execution
  • Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

    discovery
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 44 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 7 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.

    persistence
  • outlook_office_path 1 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe "C:\Users\Admin\AppData\Local\Temp\Bukti Pembayaran Bank Mandiri - Nomor Referensi Transaksi GLV21151080525 Kredit ACH Referensi Pihak KeduaC-.js"
    1⤵
    • Reads the TCP/IP host and domain name from the registry
    PID:2676
  • C:\Windows\system32\wscript.exe
    wscript.exe
    1⤵
      PID:3788
    • C:\Windows\system32\cmd.exe
      cmd.exe /c ""C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -NoPr -NonI -WindowStyle Hidden -C "[scriptblock]::Create([IO.File]::ReadAllText('C:\Users\Admin\AppData\Local\Temp\45795.ps1')).Invoke()""
      1⤵
      • Process spawned unexpected child process
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:4604
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -NoPr -NonI -WindowStyle Hidden -C "[scriptblock]::Create([IO.File]::ReadAllText('C:\Users\Admin\AppData\Local\Temp\45795.ps1')).Invoke()"
        2⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1300
        • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe
          C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe
          3⤵
          • Accesses Microsoft Outlook profiles
          • Suspicious behavior: AddClipboardFormatListener
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: GetForegroundWindowSpam
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          • outlook_office_path
          PID:3196
          • C:\Windows\System32\Wbem\wmic.exe
            "wmic" process where ProcessId=1300 get CommandLine /value
            4⤵
            • Reads the TCP/IP host and domain name from the registry
            • Suspicious use of AdjustPrivilegeToken
            PID:4012
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe"
            4⤵
            • Loads dropped DLL
            PID:2536
    • C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe
      "C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"
      1⤵
        PID:2452
      • C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe
        "C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"
        1⤵
          PID:2416

        Network

              MITRE ATT&CK Enterprise v16

              Replay Monitor

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              Downloads

              msasn1.dll
              • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\msasn1.dll
              • Size 63KB
              • SHA256 0232e3d13e53fc069b113190903be389ec59f5991acd99aecc8011d19c2d9282
              • MD5 SHA1 SHA512 SSDEEP TLSH
              Submit Download

              45795.ps1
              • Path C:\Users\Admin\AppData\Local\Temp\45795.ps1
              • Size 2.0MB
              • SHA256 ff0029e937e283d27edca230528f9c5be88ab62b0ddebd7acdbb61314ce869e0
              • MD5 SHA1 SHA512 SSDEEP TLSH
              Submit Download

              __PSScriptPolicyTest_hhwmxgps.zo3.ps1
              • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_hhwmxgps.zo3.ps1
              • Size 60B
              • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
              • MD5 SHA1 SHA512 TLSH
              Submit Download

              ec84c5af40e9449b97598789316b705d.db
              • Path C:\Users\Admin\AppData\Local\Temp\c376-95cl-adc1-7451\.temp\ec84c5af40e9449b97598789316b705d.db
              • Size 40KB
              • SHA256 06aeb2f9c1ee642348c091fb27541c143545354c273055ce30832e0f61aedf81
              • MD5 SHA1 SHA512 SSDEEP TLSH
              Submit Download

              memory/1300-14-0x00000197E6B90000-0x00000197E6B98000-memory.dmp
              Download

              memory/1300-13-0x00000197FFD10000-0x00000197FFD2A000-memory.dmp
              Download

              memory/1300-3-0x00000197FED50000-0x00000197FED60000-memory.dmp
              Download

              memory/1300-11-0x00000197FED20000-0x00000197FED42000-memory.dmp
              Download

              memory/1300-2-0x00000197FED50000-0x00000197FED60000-memory.dmp
              Download

              memory/3196-15-0x0000000000400000-0x0000000000496000-memory.dmp
              Download

              memory/3196-36-0x0000017EB15C0000-0x0000017EB1610000-memory.dmp
              Download

              memory/3196-37-0x0000017EB1830000-0x0000017EB19F2000-memory.dmp
              Download

              memory/3196-38-0x0000017EB1F30000-0x0000017EB2458000-memory.dmp
              Download