Analysis

  • max time kernel
    148s
  • max time network
    106s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    27/07/2026, 09:46

General

  • Target
    PO74028UAE.js
  • Size 3.0MB
  • Sample260727-lr276sac76
  • SHA256 d1969ee775a8d8a619fb0b4f7cb2cbff4ee7eed4ec74351638e9cb41a21b3592
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: Formbook

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

  • Formbook payload 3 IoCs
  • Badlisted process makes network request 8 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 2 IoCs

    Detects ConfuserEx .NET packer.

  • Suspicious use of SetThreadContext 21 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 63 IoCs
  • outlook_office_path 1 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe C:\Users\Admin\AppData\Local\Temp\PO74028UAE.js
    1⤵
    • Badlisted process makes network request
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:4864
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell.exe -ExecutionPolicy Bypass -NoProfile -WindowStyle Hidden -File "C:\Temp\ps_FhbVxEdkZV0g_1785145617725.ps1"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2212
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
        3⤵
          PID:1120
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
          3⤵
            PID:3392
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
            3⤵
              PID:1016
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
              3⤵
                PID:2908
              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                3⤵
                  PID:3200
                • 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:1012
                • 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:296
                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                  3⤵
                    PID:5584
                  • 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:1464
                  • 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:5164
                  • 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:4592
                  • 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:3724
                  • 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:840
                  • 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:3508
                  • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                    3⤵
                      PID:3356
                    • 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:1240
                    • 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:1652
                    • 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:3604
                    • 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:3296
                    • 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:2436
                    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                      3⤵
                        PID:3236
                      • 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:956
                      • 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:4464
                      • 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:1204
                      • 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:5440
                    • C:\Windows\SysWOW64\rasdial.exe
                      "C:\Windows\SysWOW64\rasdial.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:2612
                      • C:\Program Files\Mozilla Firefox\Firefox.exe
                        "C:\Program Files\Mozilla Firefox\Firefox.exe"
                        3⤵
                          PID:948
                      • C:\Windows\System32\taskkill.exe
                        "C:\Windows\System32\taskkill.exe" /f /im wscript.exe
                        2⤵
                        • Kills process with taskkill
                        • Suspicious use of AdjustPrivilegeToken
                        PID:4352
                    • C:\Windows\system32\svchost.exe
                      C:\Windows\system32\svchost.exe -k GPSvcGroup
                      1⤵
                        PID:4756

                      Network

                            MITRE ATT&CK Enterprise v16

                            Replay Monitor

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                            Downloads

                            ps_FhbVxEdkZV0g_1785145617725.ps1

                            • Path C:\Temp\ps_FhbVxEdkZV0g_1785145617725.ps1
                            • Size 2.2MB
                            • SHA256 c53c5a17a72bec29f082ac96ecf03656eba05cb5d99e0283c59e1eef440be560
                            • MD5 SHA1 SHA512 SSDEEP TLSH

                            memory/948-50-0x0000027C6C6F0000-0x0000027C6C7E2000-memory.dmp

                            memory/1012-23-0x0000000000400000-0x0000000000446000-memory.dmp

                            memory/1012-34-0x0000000000D60000-0x0000000000DA6000-memory.dmp

                            memory/1012-26-0x0000000000D60000-0x0000000000DA6000-memory.dmp

                            memory/1012-25-0x0000000001130000-0x00000000014A4000-memory.dmp

                            memory/1012-24-0x0000000000D60000-0x0000000000DA6000-memory.dmp

                            memory/2212-21-0x000001EDBCBB0000-0x000001EDBCBC4000-memory.dmp

                            memory/2212-8-0x00007FFB12710000-0x00007FFB130B4000-memory.dmp

                            memory/2212-12-0x00007FFB12710000-0x00007FFB130B4000-memory.dmp

                            memory/2212-13-0x00007FFB12710000-0x00007FFB130B4000-memory.dmp

                            memory/2212-14-0x00007FFB12710000-0x00007FFB130B4000-memory.dmp

                            memory/2212-15-0x00007FFB12710000-0x00007FFB130B4000-memory.dmp

                            memory/2212-16-0x00007FFB12710000-0x00007FFB130B4000-memory.dmp

                            memory/2212-17-0x00007FFB12710000-0x00007FFB130B4000-memory.dmp

                            memory/2212-19-0x00007FFB12710000-0x00007FFB130B4000-memory.dmp

                            memory/2212-20-0x00007FFB12710000-0x00007FFB130B4000-memory.dmp

                            memory/2212-18-0x00007FFB12710000-0x00007FFB130B4000-memory.dmp

                            memory/2212-1-0x00007FFB1289F000-0x00007FFB128A0000-memory.dmp

                            memory/2212-22-0x000001EDBCBC0000-0x000001EDBCBC6000-memory.dmp

                            memory/2212-10-0x00007FFB12710000-0x00007FFB130B4000-memory.dmp

                            memory/2212-9-0x00007FFB12710000-0x00007FFB130B4000-memory.dmp

                            memory/2212-11-0x00007FFB12710000-0x00007FFB130B4000-memory.dmp

                            memory/2212-6-0x00007FFB12710000-0x00007FFB130B4000-memory.dmp

                            memory/2212-27-0x000001EDD5480000-0x000001EDD55C1000-memory.dmp

                            memory/2212-72-0x00007FFB12710000-0x00007FFB130B4000-memory.dmp

                            memory/2212-29-0x00007FFB12710000-0x00007FFB130B4000-memory.dmp

                            memory/2212-31-0x00007FFB12710000-0x00007FFB130B4000-memory.dmp

                            memory/2212-56-0x000001EDD5260000-0x000001EDD5274000-memory.dmp

                            memory/2212-33-0x00007FFB12710000-0x00007FFB130B4000-memory.dmp

                            memory/2212-5-0x00007FFB12710000-0x00007FFB130B4000-memory.dmp

                            memory/2212-4-0x000001EDBCB10000-0x000001EDBCB32000-memory.dmp

                            memory/2612-35-0x0000000000470000-0x00000000004B4000-memory.dmp

                            memory/2612-32-0x0000000000470000-0x00000000004B4000-memory.dmp

                            memory/4864-38-0x0000000000B20000-0x000000000216C000-memory.dmp

                            memory/4864-39-0x0000027E9DB70000-0x0000027E9DC77000-memory.dmp

                            memory/4864-28-0x0000000000B20000-0x000000000216C000-memory.dmp

                            memory/4864-73-0x0000027E9DB70000-0x0000027E9DC77000-memory.dmp