Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    24/09/2026, 13:33

General

  • Target
    PO 0071VI26I TKM Taiwan 閥門及備品(形式發票).js
  • Size 32KB
  • Sample260924-qtp3vavdkh
  • SHA256 3cf3059340d3a24ea0c7e6109775603b257263f56fe40d1381bd1c21881f0f55
  • 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 32 IoCs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 29 IoCs
  • Command and Scripting Interpreter: JavaScript 1 TTPs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • 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.

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 1 TTPs 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • outlook_office_path 1 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe "C:\Users\Admin\AppData\Local\Temp\PO 0071VI26I TKM Taiwan 閥門及備品(形式發票).js"
    1⤵
    • Badlisted process makes network request
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:5404
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -nop -ep bypass -file "C:\Temp\O2QKPN2C.ps1"
      2⤵
      • Suspicious use of SetThreadContext
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1116
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
        3⤵
          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:5152
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
            3⤵
              PID:4708
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
              3⤵
                PID:1284
              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                3⤵
                  PID:4928
                • 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:4208
                • 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:4768
                • 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:5812
                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                  3⤵
                    PID:5980
                  • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                    3⤵
                      PID:4776
                    • 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:4796
                    • 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:2740
                    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                      3⤵
                        PID:108
                      • 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:5648
                      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                        3⤵
                          PID:5772
                        • 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:1796
                        • 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:3292
                        • 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:3860
                        • 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:1836
                        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                          3⤵
                            PID:1296
                          • 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:2996
                          • 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:1740
                          • 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:3272
                          • 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:5920
                          • 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:2752
                              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                                3⤵
                                  PID:5896
                                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                                  3⤵
                                    PID:3360
                                  • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                                    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                                    3⤵
                                      PID:2832
                                    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                                      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                                      3⤵
                                        PID:568
                                      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                                        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                                        3⤵
                                          PID:2648
                                        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                                          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                                          3⤵
                                            PID:4772
                                          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                                            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                                            3⤵
                                              PID:4444
                                            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                                              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                                              3⤵
                                                PID:5828
                                              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                                                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                                                3⤵
                                                  PID:5872
                                                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                                                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                                                  3⤵
                                                    PID:2840
                                                  • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                                                    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                                                    3⤵
                                                      PID:4984
                                                  • C:\Windows\SysWOW64\msiexec.exe
                                                    "C:\Windows\SysWOW64\msiexec.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 SetWindowsHookEx
                                                    • Suspicious use of WriteProcessMemory
                                                    • outlook_office_path
                                                    PID:4492
                                                    • C:\Program Files\Mozilla Firefox\Firefox.exe
                                                      "C:\Program Files\Mozilla Firefox\Firefox.exe"
                                                      3⤵
                                                        PID:3920
                                                  • C:\Windows\system32\svchost.exe
                                                    C:\Windows\system32\svchost.exe -k GPSvcGroup
                                                    1⤵
                                                      PID:1316

                                                    Network

                                                          MITRE ATT&CK Enterprise v16

                                                          Replay Monitor

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                                                          Downloads

                                                          O2QKPN2C.ps1

                                                          • Path C:\Temp\O2QKPN2C.ps1
                                                          • Size 2.1MB
                                                          • SHA256 37ab900316fdbb0040a8cad4342b916870c3badf5775e9cf21fe2fddca757a08
                                                          • MD5 SHA1 SHA512 SSDEEP TLSH

                                                          memory/1116-21-0x00007FFC48900000-0x00007FFC492A4000-memory.dmp

                                                          memory/1116-16-0x00007FFC48900000-0x00007FFC492A4000-memory.dmp

                                                          memory/1116-7-0x00007FFC48900000-0x00007FFC492A4000-memory.dmp

                                                          memory/1116-3-0x00007FFC48900000-0x00007FFC492A4000-memory.dmp

                                                          memory/1116-8-0x00007FFC48900000-0x00007FFC492A4000-memory.dmp

                                                          memory/1116-10-0x00007FFC48900000-0x00007FFC492A4000-memory.dmp

                                                          memory/1116-11-0x00007FFC48900000-0x00007FFC492A4000-memory.dmp

                                                          memory/1116-12-0x00007FFC48900000-0x00007FFC492A4000-memory.dmp

                                                          memory/1116-13-0x00007FFC48900000-0x00007FFC492A4000-memory.dmp

                                                          memory/1116-14-0x00007FFC48900000-0x00007FFC492A4000-memory.dmp

                                                          memory/1116-15-0x00007FFC48900000-0x00007FFC492A4000-memory.dmp

                                                          memory/1116-27-0x00007FFC48900000-0x00007FFC492A4000-memory.dmp

                                                          memory/1116-17-0x00007FFC48900000-0x00007FFC492A4000-memory.dmp

                                                          memory/1116-18-0x000001D9ED950000-0x000001D9ED95E000-memory.dmp

                                                          memory/1116-6-0x000001D9EDE30000-0x000001D9EDE52000-memory.dmp

                                                          memory/1116-26-0x00007FFC48900000-0x00007FFC492A4000-memory.dmp

                                                          memory/1116-24-0x00007FFC48900000-0x00007FFC492A4000-memory.dmp

                                                          memory/1116-23-0x00007FFC48900000-0x00007FFC492A4000-memory.dmp

                                                          memory/1116-2-0x00007FFC48A8F000-0x00007FFC48A90000-memory.dmp

                                                          memory/1116-25-0x00007FFC48900000-0x00007FFC492A4000-memory.dmp

                                                          memory/3920-47-0x000001F909450000-0x000001F90952C000-memory.dmp

                                                          memory/4208-22-0x0000000000AD0000-0x0000000000B17000-memory.dmp

                                                          memory/4208-28-0x0000000000FF0000-0x0000000001364000-memory.dmp

                                                          memory/4208-29-0x0000000000AD0000-0x0000000000B17000-memory.dmp

                                                          memory/4208-32-0x0000000000AD0000-0x0000000000B17000-memory.dmp

                                                          memory/4208-20-0x0000000000400000-0x0000000000447000-memory.dmp

                                                          memory/4492-31-0x0000000000C20000-0x0000000000C64000-memory.dmp

                                                          memory/4492-34-0x0000000000C20000-0x0000000000C64000-memory.dmp

                                                          memory/5404-30-0x00000000006F0000-0x000000000265E000-memory.dmp

                                                          memory/5404-35-0x00000000006F0000-0x000000000265E000-memory.dmp

                                                          memory/5404-37-0x00000132C2910000-0x00000132C29C7000-memory.dmp