Analysis

  • max time kernel
    150s
  • max time network
    109s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-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 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
  • 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 64 IoCs
  • Suspicious behavior: MapViewOfSection 7 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
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:3140
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell.exe -ExecutionPolicy Bypass -NoProfile -WindowStyle Hidden -File "C:\Temp\ps_hf6n455qz4n4_1784954146254.ps1"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:5964
      • 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:4264
                • 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:5944
                • 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:6124
                • 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:3748
                • 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:5560
                • 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:5764
                • 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:6056
                  • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                    3⤵
                      PID:5264
                    • 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:1764
                    • 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⤵
                      • Suspicious behavior: EnumeratesProcesses
                      PID:3500
                    • 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⤵
                        PID:5800
                      • 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:4644
                      • 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:2268
                      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                        3⤵
                          PID:3756
                        • 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:1480
                        • 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⤵
                          • Suspicious behavior: EnumeratesProcesses
                          PID:2900
                        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                          3⤵
                            PID:4060
                          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                            3⤵
                              PID:964
                          • 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:2472
                            • C:\Program Files\Mozilla Firefox\Firefox.exe
                              "C:\Program Files\Mozilla Firefox\Firefox.exe"
                              3⤵
                                PID:5804
                            • C:\Windows\System32\taskkill.exe
                              "C:\Windows\System32\taskkill.exe" /f /im wscript.exe
                              2⤵
                              • Kills process with taskkill
                              • Suspicious use of AdjustPrivilegeToken
                              PID:4228
                          • C:\Windows\system32\svchost.exe
                            C:\Windows\system32\svchost.exe -k GPSvcGroup
                            1⤵
                              PID:4472

                            Network

                                  MITRE ATT&CK Enterprise v16

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                                  Downloads

                                  ps_hf6n455qz4n4_1784954146254.ps1

                                  • Path C:\Temp\ps_hf6n455qz4n4_1784954146254.ps1
                                  • Size 2.1MB
                                  • SHA256 6d80d50365f10d2a866f48a8753a226698721bfcffd85b05dc4d10b8a5440a0a
                                  • MD5 SHA1 SHA512 SSDEEP TLSH

                                  memory/2472-47-0x0000000000A90000-0x0000000000AD3000-memory.dmp

                                  memory/2472-41-0x0000000000A90000-0x0000000000AD3000-memory.dmp

                                  memory/2472-38-0x0000000000A90000-0x0000000000AD3000-memory.dmp

                                  memory/2472-37-0x0000000000A90000-0x0000000000AD3000-memory.dmp

                                  memory/3140-35-0x0000000000D80000-0x0000000001608000-memory.dmp

                                  memory/3140-81-0x00000250E3C20000-0x00000250E3D18000-memory.dmp

                                  memory/3140-46-0x00000250E3C20000-0x00000250E3D18000-memory.dmp

                                  memory/3140-43-0x0000000000D80000-0x0000000001608000-memory.dmp

                                  memory/4264-25-0x0000000000400000-0x0000000000445000-memory.dmp

                                  memory/4264-26-0x0000000001540000-0x0000000001585000-memory.dmp

                                  memory/4264-40-0x0000000001540000-0x0000000001585000-memory.dmp

                                  memory/4264-39-0x0000000001540000-0x0000000001585000-memory.dmp

                                  memory/4264-33-0x0000000001540000-0x0000000001585000-memory.dmp

                                  memory/4264-34-0x00000000018D0000-0x00000000018F5000-memory.dmp

                                  memory/4264-31-0x0000000001540000-0x0000000001585000-memory.dmp

                                  memory/4264-30-0x0000000001920000-0x0000000001C94000-memory.dmp

                                  memory/5804-75-0x000002387BB50000-0x000002387BC19000-memory.dmp

                                  memory/5964-22-0x0000015AE0310000-0x0000015AE0318000-memory.dmp

                                  memory/5964-11-0x00007FFB12710000-0x00007FFB130B4000-memory.dmp

                                  memory/5964-23-0x0000015AF8C90000-0x0000015AF8DD1000-memory.dmp

                                  memory/5964-24-0x0000015AE0340000-0x0000015AE0356000-memory.dmp

                                  memory/5964-1-0x00007FFB1289F000-0x00007FFB128A0000-memory.dmp

                                  memory/5964-21-0x0000015AE0260000-0x0000015AE0276000-memory.dmp

                                  memory/5964-27-0x00007FFB12710000-0x00007FFB130B4000-memory.dmp

                                  memory/5964-28-0x00007FFB12710000-0x00007FFB130B4000-memory.dmp

                                  memory/5964-29-0x00007FFB12710000-0x00007FFB130B4000-memory.dmp

                                  memory/5964-20-0x00007FFB12710000-0x00007FFB130B4000-memory.dmp

                                  memory/5964-19-0x00007FFB12710000-0x00007FFB130B4000-memory.dmp

                                  memory/5964-32-0x00007FFB12710000-0x00007FFB130B4000-memory.dmp

                                  memory/5964-12-0x00007FFB12710000-0x00007FFB130B4000-memory.dmp

                                  memory/5964-18-0x00007FFB12710000-0x00007FFB130B4000-memory.dmp

                                  memory/5964-17-0x00007FFB12710000-0x00007FFB130B4000-memory.dmp

                                  memory/5964-13-0x00007FFB12710000-0x00007FFB130B4000-memory.dmp

                                  memory/5964-10-0x00007FFB12710000-0x00007FFB130B4000-memory.dmp

                                  memory/5964-16-0x00007FFB12710000-0x00007FFB130B4000-memory.dmp

                                  memory/5964-15-0x00007FFB12710000-0x00007FFB130B4000-memory.dmp

                                  memory/5964-9-0x00007FFB12710000-0x00007FFB130B4000-memory.dmp

                                  memory/5964-8-0x00007FFB12710000-0x00007FFB130B4000-memory.dmp

                                  memory/5964-44-0x0000015AF88B0000-0x0000015AF88C6000-memory.dmp

                                  memory/5964-6-0x00007FFB12710000-0x00007FFB130B4000-memory.dmp

                                  memory/5964-5-0x00007FFB12710000-0x00007FFB130B4000-memory.dmp

                                  memory/5964-65-0x0000015AF8970000-0x0000015AF8986000-memory.dmp

                                  memory/5964-14-0x00007FFB12710000-0x00007FFB130B4000-memory.dmp

                                  memory/5964-76-0x0000015B2C360000-0x0000015B2C376000-memory.dmp

                                  memory/5964-80-0x00007FFB12710000-0x00007FFB130B4000-memory.dmp

                                  memory/5964-4-0x0000015AE0270000-0x0000015AE0292000-memory.dmp