Analysis

  • max time kernel
    299s
  • max time network
    155s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    11/08/2026, 09:21

General

  • Target
    INVOICE_PACKING_LISTpdf.js
  • Size 2.8MB
  • Sample260811-lbef6sbm7t
  • SHA256 f376bc73f8923ebe3711bb551a20aaf39bb19e0b4ef3e0622bcb03ba1783feec
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: Formbook

    Formbook is a data stealing malware which is capable of stealing data.

  • Formbook payload 4 IoCs
  • Badlisted process makes network request 3 IoCs

    Network request originating from process or tool commonly abused by malware.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell and hide display window.

  • Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
  • ConfuserEx .NET packer 1 IoCs

    Detects ConfuserEx .NET packer.

  • Suspicious use of SetThreadContext 19 IoCs
  • Command and Scripting Interpreter: JavaScript 1 TTPs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Kills process with taskkill 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 62 IoCs
  • Suspicious behavior: MapViewOfSection 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 59 IoCs
  • outlook_office_path 1 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe C:\Users\Admin\AppData\Local\Temp\INVOICE_PACKING_LISTpdf.js
    1⤵
    • Badlisted process makes network request
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:8
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell.exe -ExecutionPolicy Bypass -NoProfile -WindowStyle Hidden -File "C:\Temp\ps_Amtq6z8A8cP6_1786440077503.ps1"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4676
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
        3⤵
          PID:2768
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
          3⤵
            PID:4216
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
            3⤵
              PID:4868
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
              3⤵
                PID:804
              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                3⤵
                  PID:1576
                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                  3⤵
                  • Suspicious use of SetThreadContext
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious behavior: MapViewOfSection
                  PID:2036
                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                  3⤵
                    PID:4972
                  • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                    3⤵
                    • Suspicious behavior: EnumeratesProcesses
                    PID:412
                  • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                    3⤵
                    • Suspicious behavior: EnumeratesProcesses
                    PID:1560
                  • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                    3⤵
                      PID:5540
                    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                      3⤵
                      • Suspicious behavior: EnumeratesProcesses
                      PID:4500
                    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                      3⤵
                      • Suspicious behavior: EnumeratesProcesses
                      PID:2524
                    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                      3⤵
                      • Suspicious behavior: EnumeratesProcesses
                      PID:6128
                    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                      3⤵
                      • Suspicious behavior: EnumeratesProcesses
                      PID:1224
                    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                      3⤵
                      • Suspicious behavior: EnumeratesProcesses
                      PID:2568
                    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                      3⤵
                      • Suspicious behavior: EnumeratesProcesses
                      PID:1716
                    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                      3⤵
                      • Suspicious behavior: EnumeratesProcesses
                      PID:2264
                    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                      3⤵
                      • Suspicious behavior: EnumeratesProcesses
                      PID:4420
                    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                      3⤵
                      • Suspicious behavior: EnumeratesProcesses
                      PID:3536
                    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                      3⤵
                      • Suspicious behavior: EnumeratesProcesses
                      PID:1924
                    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                      3⤵
                      • Suspicious behavior: EnumeratesProcesses
                      PID:3676
                    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                      3⤵
                        PID:2584
                      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                        3⤵
                          PID:572
                        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                          3⤵
                            PID:2812
                          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                            3⤵
                            • Suspicious behavior: EnumeratesProcesses
                            PID:3048
                        • C:\Windows\SysWOW64\SearchProtocolHost.exe
                          "C:\Windows\SysWOW64\SearchProtocolHost.exe"
                          2⤵
                          • Accesses Microsoft Outlook profiles
                          • Suspicious use of SetThreadContext
                          • System Location Discovery: System Language Discovery
                          • Modifies Internet Explorer settings
                          • Suspicious behavior: EnumeratesProcesses
                          • Suspicious behavior: MapViewOfSection
                          • Suspicious use of WriteProcessMemory
                          • outlook_office_path
                          PID:4072
                          • C:\Program Files\Mozilla Firefox\Firefox.exe
                            "C:\Program Files\Mozilla Firefox\Firefox.exe"
                            3⤵
                              PID:1892
                          • C:\Windows\System32\taskkill.exe
                            "C:\Windows\System32\taskkill.exe" /f /im wscript.exe
                            2⤵
                            • Kills process with taskkill
                            • Suspicious use of AdjustPrivilegeToken
                            PID:4572

                        Network

                              MITRE ATT&CK Enterprise v16

                              Replay Monitor

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                              Downloads

                              ps_Amtq6z8A8cP6_1786440077503.ps1

                              • Path C:\Temp\ps_Amtq6z8A8cP6_1786440077503.ps1
                              • Size 2.0MB
                              • SHA256 393fa5709889548af3cb696c1106b1ad4a64fb1b6be23968ca14de55a1fe9ddb
                              • MD5 SHA1 SHA512 SSDEEP TLSH

                              memory/8-30-0x00000000005F0000-0x00000000018BD000-memory.dmp

                              memory/8-36-0x000001E8302E0000-0x000001E8303FF000-memory.dmp

                              memory/8-35-0x00000000005F0000-0x00000000018BD000-memory.dmp

                              memory/8-58-0x000001E8302E0000-0x000001E8303FF000-memory.dmp

                              memory/1892-47-0x0000021EB5B80000-0x0000021EB5C69000-memory.dmp

                              memory/2036-32-0x0000000001250000-0x0000000001296000-memory.dmp

                              memory/2036-23-0x0000000000400000-0x0000000000446000-memory.dmp

                              memory/2036-29-0x0000000001250000-0x0000000001296000-memory.dmp

                              memory/2036-28-0x0000000001640000-0x00000000019B4000-memory.dmp

                              memory/2036-25-0x0000000001250000-0x0000000001296000-memory.dmp

                              memory/4072-33-0x0000000000640000-0x0000000000683000-memory.dmp

                              memory/4072-31-0x0000000000640000-0x0000000000683000-memory.dmp

                              memory/4676-11-0x00007FFCF5000000-0x00007FFCF59A4000-memory.dmp

                              memory/4676-14-0x00007FFCF5000000-0x00007FFCF59A4000-memory.dmp

                              memory/4676-18-0x00007FFCF5000000-0x00007FFCF59A4000-memory.dmp

                              memory/4676-19-0x00007FFCF5000000-0x00007FFCF59A4000-memory.dmp

                              memory/4676-20-0x00007FFCF5000000-0x00007FFCF59A4000-memory.dmp

                              memory/4676-21-0x0000021476790000-0x000002147679C000-memory.dmp

                              memory/4676-16-0x00007FFCF5000000-0x00007FFCF59A4000-memory.dmp

                              memory/4676-24-0x00007FFCF5000000-0x00007FFCF59A4000-memory.dmp

                              memory/4676-15-0x00007FFCF5000000-0x00007FFCF59A4000-memory.dmp

                              memory/4676-26-0x00007FFCF5000000-0x00007FFCF59A4000-memory.dmp

                              memory/4676-27-0x00007FFCF5000000-0x00007FFCF59A4000-memory.dmp

                              memory/4676-17-0x00007FFCF5000000-0x00007FFCF59A4000-memory.dmp

                              memory/4676-13-0x00007FFCF5000000-0x00007FFCF59A4000-memory.dmp

                              memory/4676-12-0x00007FFCF5000000-0x00007FFCF59A4000-memory.dmp

                              memory/4676-1-0x00007FFCF518F000-0x00007FFCF5190000-memory.dmp

                              memory/4676-10-0x00007FFCF5000000-0x00007FFCF59A4000-memory.dmp

                              memory/4676-9-0x00007FFCF5000000-0x00007FFCF59A4000-memory.dmp

                              memory/4676-7-0x00007FFCF5000000-0x00007FFCF59A4000-memory.dmp

                              memory/4676-6-0x00007FFCF5000000-0x00007FFCF59A4000-memory.dmp

                              memory/4676-3-0x00000214767A0000-0x00000214767C2000-memory.dmp

                              memory/4676-57-0x00007FFCF5000000-0x00007FFCF59A4000-memory.dmp

                              memory/4676-2-0x00007FFCF5000000-0x00007FFCF59A4000-memory.dmp