Analysis

  • max time kernel
    299s
  • max time network
    224s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    10/08/2026, 13:45

General

  • Target
    PAYMENT_CONFIRMATION_RECEIPTpdf.js
  • Size 3.0MB
  • Sample260810-q2h99sam3w
  • SHA256 844aba4ec75e4f229d096f01a2582c66c9bbea1416077cf479fa07d237dc1103
  • 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 4 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 4 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 57 IoCs
  • Suspicious behavior: MapViewOfSection 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 57 IoCs
  • outlook_office_path 1 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe C:\Users\Admin\AppData\Local\Temp\PAYMENT_CONFIRMATION_RECEIPTpdf.js
    1⤵
    • Badlisted process makes network request
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:4344
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell.exe -ExecutionPolicy Bypass -NoProfile -WindowStyle Hidden -File "C:\Temp\ps_JUTRmDfjq5nZ_1786369524940.ps1"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1852
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
        3⤵
          PID:4924
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
          3⤵
            PID:1292
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
            3⤵
              PID:3660
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
              3⤵
                PID:6104
              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                3⤵
                  PID:4248
                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                  3⤵
                    PID:5820
                  • 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:2864
                  • 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:5324
                  • 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:3328
                  • 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:4844
                  • 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:5708
                  • 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:5508
                  • 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:5280
                  • 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:1884
                  • 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:2744
                  • 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:2836
                  • 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:3320
                  • 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:4296
                  • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                    3⤵
                      PID:1104
                    • 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:1648
                    • 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:6020
                    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                      3⤵
                        PID:3448
                      • 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:4288
                    • 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:1916
                      • C:\Program Files\Mozilla Firefox\Firefox.exe
                        "C:\Program Files\Mozilla Firefox\Firefox.exe"
                        3⤵
                          PID:3732
                      • C:\Windows\System32\taskkill.exe
                        "C:\Windows\System32\taskkill.exe" /f /im wscript.exe
                        2⤵
                        • Kills process with taskkill
                        • Suspicious use of AdjustPrivilegeToken
                        PID:5392

                    Network

                          MITRE ATT&CK Enterprise v16

                          Replay Monitor

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                          Downloads

                          ps_JUTRmDfjq5nZ_1786369524940.ps1

                          • Path C:\Temp\ps_JUTRmDfjq5nZ_1786369524940.ps1
                          • Size 2.2MB
                          • SHA256 16adc4115b46e401e6d61673fb247bfc0c8dfc983aa3285c68a2b981f1b82967
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          memory/1852-23-0x0000024BFE5A0000-0x0000024BFE5B4000-memory.dmp

                          memory/1852-25-0x00007FF895BD0000-0x00007FF896574000-memory.dmp

                          memory/1852-6-0x00007FF895BD0000-0x00007FF896574000-memory.dmp

                          memory/1852-7-0x00007FF895BD0000-0x00007FF896574000-memory.dmp

                          memory/1852-8-0x00007FF895BD0000-0x00007FF896574000-memory.dmp

                          memory/1852-9-0x00007FF895BD0000-0x00007FF896574000-memory.dmp

                          memory/1852-2-0x00007FF895BD0000-0x00007FF896574000-memory.dmp

                          memory/1852-11-0x00007FF895BD0000-0x00007FF896574000-memory.dmp

                          memory/1852-12-0x00007FF895BD0000-0x00007FF896574000-memory.dmp

                          memory/1852-13-0x00007FF895BD0000-0x00007FF896574000-memory.dmp

                          memory/1852-14-0x00007FF895BD0000-0x00007FF896574000-memory.dmp

                          memory/1852-15-0x00007FF895BD0000-0x00007FF896574000-memory.dmp

                          memory/1852-16-0x00007FF895BD0000-0x00007FF896574000-memory.dmp

                          memory/1852-17-0x00007FF895BD0000-0x00007FF896574000-memory.dmp

                          memory/1852-18-0x00007FF895BD0000-0x00007FF896574000-memory.dmp

                          memory/1852-19-0x00007FF895BD0000-0x00007FF896574000-memory.dmp

                          memory/1852-20-0x00007FF895BD0000-0x00007FF896574000-memory.dmp

                          memory/1852-21-0x0000024BFECE0000-0x0000024BFECF4000-memory.dmp

                          memory/1852-22-0x0000024BFED60000-0x0000024BFED66000-memory.dmp

                          memory/1852-1-0x00007FF895D5F000-0x00007FF895D60000-memory.dmp

                          memory/1852-5-0x0000024BFECF0000-0x0000024BFED12000-memory.dmp

                          memory/1852-64-0x00007FF895BD0000-0x00007FF896574000-memory.dmp

                          memory/1852-44-0x0000024BFED80000-0x0000024BFED94000-memory.dmp

                          memory/1852-27-0x00007FF895BD0000-0x00007FF896574000-memory.dmp

                          memory/1852-28-0x00007FF895BD0000-0x00007FF896574000-memory.dmp

                          memory/1852-29-0x00007FF895BD0000-0x00007FF896574000-memory.dmp

                          memory/1852-30-0x00007FF895BD0000-0x00007FF896574000-memory.dmp

                          memory/1852-42-0x0000024BFE5E0000-0x0000024BFE5F4000-memory.dmp

                          memory/1852-32-0x00007FF895BD0000-0x00007FF896574000-memory.dmp

                          memory/1916-35-0x0000000000B70000-0x0000000000BB3000-memory.dmp

                          memory/1916-38-0x0000000000B70000-0x0000000000BB3000-memory.dmp

                          memory/2864-33-0x0000000000C70000-0x0000000000CB6000-memory.dmp

                          memory/2864-37-0x0000000000C70000-0x0000000000CB6000-memory.dmp

                          memory/2864-31-0x0000000001050000-0x00000000013C4000-memory.dmp

                          memory/2864-24-0x0000000000400000-0x0000000000446000-memory.dmp

                          memory/2864-26-0x0000000000C70000-0x0000000000CB6000-memory.dmp

                          memory/3732-54-0x000001BDA4220000-0x000001BDA4329000-memory.dmp

                          memory/4344-34-0x00000000008C0000-0x0000000002B3A000-memory.dmp

                          memory/4344-40-0x00000000008C0000-0x0000000002B3A000-memory.dmp

                          memory/4344-41-0x00000219D1790000-0x00000219D1886000-memory.dmp

                          memory/4344-65-0x00000219D1790000-0x00000219D1886000-memory.dmp