Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    25/07/2026, 04:35

General

  • Target
    PO-1105902.js
  • Size 3.0MB
  • Sample260725-e71kyszvay
  • SHA256 e999d3463eb7f77dca85bc0e3be1a8ff30dc44aa75a8dea846f132fa57808c41
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: Formbook

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

  • Formbook payload 6 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.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 23 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 64 IoCs
  • Suspicious behavior: MapViewOfSection 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • Views/modifies file attributes 1 TTPs 1 IoCs
  • outlook_office_path 1 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe C:\Users\Admin\AppData\Local\Temp\PO-1105902.js
    1⤵
    • Badlisted process makes network request
    • Checks computer location settings
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:436
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell.exe -ExecutionPolicy Bypass -NoProfile -WindowStyle Hidden -File "C:\Temp\ps_VLtghRqQ1B2x_1784954143322.ps1"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3768
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
        3⤵
          PID:4564
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
          3⤵
            PID:5068
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
            3⤵
              PID:3084
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
              3⤵
                PID:3652
              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                3⤵
                  PID:4992
                • 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:2956
                • 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:4188
                • 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:1312
                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                  3⤵
                    PID:2432
                  • 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:1624
                  • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                    3⤵
                      PID:4408
                    • 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:768
                    • 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:4788
                    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                      3⤵
                        PID:3004
                      • 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:4672
                      • 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:4504
                      • 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:3564
                      • 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:4736
                      • 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:3592
                      • 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:4540
                      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                        3⤵
                          PID:644
                        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                          3⤵
                            PID:1912
                          • 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:2372
                          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                            3⤵
                              PID:3444
                            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                              3⤵
                                PID:4588
                              • 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:3740
                              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                                3⤵
                                  PID:976
                                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                                  3⤵
                                    PID:1368
                                  • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                                    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                                    3⤵
                                      PID:1572
                                    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                                      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                                      3⤵
                                        PID:1440
                                      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                                        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                                        3⤵
                                          PID:3976
                                        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                                          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                                          3⤵
                                            PID:3980
                                        • C:\Windows\SysWOW64\attrib.exe
                                          "C:\Windows\SysWOW64\attrib.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
                                          • Views/modifies file attributes
                                          • outlook_office_path
                                          PID:1832
                                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                                            "C:\Program Files\Google\Chrome\Application\chrome.exe"
                                            3⤵
                                              PID:2832
                                            • C:\Program Files\Mozilla Firefox\Firefox.exe
                                              "C:\Program Files\Mozilla Firefox\Firefox.exe"
                                              3⤵
                                                PID:3916
                                            • C:\Windows\System32\taskkill.exe
                                              "C:\Windows\System32\taskkill.exe" /f /im wscript.exe
                                              2⤵
                                              • Kills process with taskkill
                                              • Suspicious use of AdjustPrivilegeToken
                                              PID:1120
                                          • 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:3864
                                            • 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:2120

                                              Network

                                                    MITRE ATT&CK Enterprise v16

                                                    Replay Monitor

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                                                    Downloads

                                                    ps_VLtghRqQ1B2x_1784954143322.ps1

                                                    • Path C:\Temp\ps_VLtghRqQ1B2x_1784954143322.ps1
                                                    • Size 2.1MB
                                                    • SHA256 6d80d50365f10d2a866f48a8753a226698721bfcffd85b05dc4d10b8a5440a0a
                                                    • MD5 SHA1 SHA512 SSDEEP TLSH

                                                    __PSScriptPolicyTest_d1jl4rtc.l0m.ps1

                                                    • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_d1jl4rtc.l0m.ps1
                                                    • Size 60B
                                                    • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
                                                    • MD5 SHA1 SHA512 TLSH

                                                    memory/436-62-0x000001E3E8B60000-0x000001E3E8C6F000-memory.dmp

                                                    memory/436-36-0x000001E3E8B60000-0x000001E3E8C6F000-memory.dmp

                                                    memory/1832-25-0x0000000001200000-0x0000000001243000-memory.dmp

                                                    memory/1832-39-0x0000000001830000-0x00000000018D4000-memory.dmp

                                                    memory/1832-35-0x0000000001830000-0x00000000018D4000-memory.dmp

                                                    memory/1832-34-0x0000000001200000-0x0000000001243000-memory.dmp

                                                    memory/1832-31-0x0000000001200000-0x0000000001243000-memory.dmp

                                                    memory/1832-30-0x0000000001990000-0x0000000001CDA000-memory.dmp

                                                    memory/1832-26-0x0000000001200000-0x0000000001243000-memory.dmp

                                                    memory/2832-49-0x00000198B9A40000-0x00000198B9B24000-memory.dmp

                                                    memory/2956-24-0x0000000001730000-0x0000000001755000-memory.dmp

                                                    memory/2956-18-0x00000000011B0000-0x00000000011F5000-memory.dmp

                                                    memory/2956-22-0x00000000011B0000-0x00000000011F5000-memory.dmp

                                                    memory/2956-16-0x0000000000400000-0x0000000000445000-memory.dmp

                                                    memory/2956-20-0x00000000011B0000-0x00000000011F5000-memory.dmp

                                                    memory/2956-29-0x0000000001730000-0x0000000001755000-memory.dmp

                                                    memory/2956-19-0x00000000017F0000-0x0000000001B3A000-memory.dmp

                                                    memory/2956-28-0x00000000011B0000-0x00000000011F5000-memory.dmp

                                                    memory/2956-27-0x00000000011B0000-0x00000000011F5000-memory.dmp

                                                    memory/3768-17-0x0000028F9F8C0000-0x0000028F9F8D0000-memory.dmp

                                                    memory/3768-23-0x0000028F9F8C0000-0x0000028F9F8D0000-memory.dmp

                                                    memory/3768-1-0x0000028F9F8C0000-0x0000028F9F8D0000-memory.dmp

                                                    memory/3768-21-0x0000028F9F8C0000-0x0000028F9F8D0000-memory.dmp

                                                    memory/3768-32-0x0000028F9F8B0000-0x0000028F9F8C6000-memory.dmp

                                                    memory/3768-15-0x0000028F9F8C0000-0x0000028F9F8D0000-memory.dmp

                                                    memory/3768-14-0x0000028F9F870000-0x0000028F9F878000-memory.dmp

                                                    memory/3768-13-0x0000028F9F860000-0x0000028F9F876000-memory.dmp

                                                    memory/3768-12-0x0000028F9F8C0000-0x0000028F9F8D0000-memory.dmp

                                                    memory/3768-3-0x0000028F9F6F0000-0x0000028F9F712000-memory.dmp

                                                    memory/3768-2-0x0000028F9F8C0000-0x0000028F9F8D0000-memory.dmp

                                                    memory/3916-56-0x000002371F670000-0x000002371F71E000-memory.dmp