Analysis

  • max time kernel
    148s
  • max time network
    130s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    02/11/2026, 18:21

General

  • Target
    pk.ps1
  • Size 1.4MB
  • Sample261102-wzeryswtb1
  • SHA256 607754a9d50eca78cf33574515da43e1c8825625555ab0129b8f79da66c0b8bd
  • 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 21 IoCs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 30 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • 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.

  • Enumerates system info in registry 2 TTPs 1 IoCs
  • 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 WriteProcessMemory 64 IoCs
  • outlook_office_path 1 IoCs

Processes

  • C:\Windows\system32\WindowsPowerShell\v1.0\PowerShell.exe
    powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\pk.ps1
    1⤵
    • Badlisted process makes network request
    • Suspicious use of SetThreadContext
    • Command and Scripting Interpreter: PowerShell
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4636
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
      2⤵
        PID:3268
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
        2⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        PID:5836
      • C:\Windows\SysWOW64\label.exe
        "C:\Windows\SysWOW64\label.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Enumerates system info in registry
        • Modifies Internet Explorer settings
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        • outlook_office_path
        PID:4880
        • C:\Program Files\Mozilla Firefox\Firefox.exe
          "C:\Program Files\Mozilla Firefox\Firefox.exe"
          3⤵
            PID:700
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:1220
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
          2⤵
            PID:796
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
            2⤵
              PID:572
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
              2⤵
                PID:5304
              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                2⤵
                • Suspicious behavior: EnumeratesProcesses
                PID:4372
              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                2⤵
                • 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"
                2⤵
                  PID:4536
                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                  2⤵
                  • Suspicious behavior: EnumeratesProcesses
                  PID:5492
                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                  2⤵
                  • Suspicious behavior: EnumeratesProcesses
                  PID:6088
                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                  2⤵
                  • Suspicious behavior: EnumeratesProcesses
                  PID:3808
                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                  2⤵
                  • Suspicious behavior: EnumeratesProcesses
                  PID:4480
                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                  2⤵
                  • Suspicious behavior: EnumeratesProcesses
                  PID:3736
                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                  2⤵
                  • Suspicious behavior: EnumeratesProcesses
                  PID:5952
                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                  2⤵
                  • Suspicious behavior: EnumeratesProcesses
                  PID:3900
                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                  2⤵
                  • Suspicious behavior: EnumeratesProcesses
                  PID:4084
                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                  2⤵
                  • Suspicious behavior: EnumeratesProcesses
                  PID:2304
                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                  2⤵
                  • Suspicious behavior: EnumeratesProcesses
                  PID:2228
                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                  2⤵
                    PID:3884
                  • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                    2⤵
                    • Suspicious behavior: EnumeratesProcesses
                    PID:3872
                  • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                    2⤵
                    • Suspicious behavior: EnumeratesProcesses
                    PID:4408
                  • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                    2⤵
                    • Suspicious behavior: EnumeratesProcesses
                    PID:1704
                  • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                    2⤵
                    • 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"
                    2⤵
                    • Suspicious behavior: EnumeratesProcesses
                    PID:2700
                  • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                    2⤵
                    • Suspicious behavior: EnumeratesProcesses
                    PID:2004
                  • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                    2⤵
                    • Suspicious behavior: EnumeratesProcesses
                    PID:3312
                  • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                    2⤵
                      PID:4568
                    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                      2⤵
                        PID:4620
                      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                        2⤵
                          PID:5736
                        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                          2⤵
                            PID:4468
                          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                            2⤵
                              PID:5224
                            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                              2⤵
                                PID:3196

                            Network

                                  MITRE ATT&CK Enterprise v16

                                  Replay Monitor

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                                  Downloads

                                  memory/700-56-0x0000022EA4030000-0x0000022EA4129000-memory.dmp

                                  memory/1220-38-0x0000000001480000-0x00000000017F4000-memory.dmp

                                  memory/1220-39-0x0000000000EB0000-0x0000000000EF6000-memory.dmp

                                  memory/4636-24-0x00000000006A0000-0x000000000227B000-memory.dmp

                                  memory/4636-27-0x00007FFF868C0000-0x00007FFF87264000-memory.dmp

                                  memory/4636-7-0x00007FFF868C0000-0x00007FFF87264000-memory.dmp

                                  memory/4636-8-0x00007FFF868C0000-0x00007FFF87264000-memory.dmp

                                  memory/4636-9-0x00007FFF868C0000-0x00007FFF87264000-memory.dmp

                                  memory/4636-10-0x00007FFF868C0000-0x00007FFF87264000-memory.dmp

                                  memory/4636-11-0x00007FFF868C0000-0x00007FFF87264000-memory.dmp

                                  memory/4636-12-0x00007FFF868C0000-0x00007FFF87264000-memory.dmp

                                  memory/4636-13-0x00007FFF868C0000-0x00007FFF87264000-memory.dmp

                                  memory/4636-14-0x00007FFF868C0000-0x00007FFF87264000-memory.dmp

                                  memory/4636-15-0x00007FFF868C0000-0x00007FFF87264000-memory.dmp

                                  memory/4636-16-0x00007FFF868C0000-0x00007FFF87264000-memory.dmp

                                  memory/4636-17-0x000001E6F6A70000-0x000001E6F6A84000-memory.dmp

                                  memory/4636-1-0x00007FFF868C0000-0x00007FFF87264000-memory.dmp

                                  memory/4636-54-0x000001E6F6AC0000-0x000001E6F6AD4000-memory.dmp

                                  memory/4636-47-0x000001E6F6CD0000-0x000001E6F6D95000-memory.dmp

                                  memory/4636-43-0x000001E6F6CD0000-0x000001E6F6D95000-memory.dmp

                                  memory/4636-42-0x000001E6F6CD0000-0x000001E6F6D95000-memory.dmp

                                  memory/4636-2-0x000001E6F69D0000-0x000001E6F69F2000-memory.dmp

                                  memory/4636-0-0x00007FFF86A4F000-0x00007FFF86A50000-memory.dmp

                                  memory/4636-6-0x00007FFF868C0000-0x00007FFF87264000-memory.dmp

                                  memory/4636-5-0x00007FFF868C0000-0x00007FFF87264000-memory.dmp

                                  memory/4636-26-0x00007FFF868C0000-0x00007FFF87264000-memory.dmp

                                  memory/4636-29-0x00007FFF868C0000-0x00007FFF87264000-memory.dmp

                                  memory/4636-37-0x00000000006A0000-0x000000000227B000-memory.dmp

                                  memory/4636-35-0x000001E6F6A80000-0x000001E6F6A94000-memory.dmp

                                  memory/4880-40-0x0000000001050000-0x0000000001094000-memory.dmp

                                  memory/4880-33-0x0000000001A90000-0x0000000001E04000-memory.dmp

                                  memory/4880-34-0x0000000001050000-0x0000000001094000-memory.dmp

                                  memory/4880-28-0x0000000001050000-0x0000000001094000-memory.dmp

                                  memory/4880-30-0x0000000001050000-0x0000000001094000-memory.dmp

                                  memory/4880-46-0x0000000001850000-0x00000000018F4000-memory.dmp

                                  memory/4880-41-0x0000000001850000-0x00000000018F4000-memory.dmp

                                  memory/5836-32-0x00000000038C0000-0x00000000038E5000-memory.dmp

                                  memory/5836-23-0x00000000038C0000-0x00000000038E5000-memory.dmp

                                  memory/5836-22-0x0000000001290000-0x00000000012D6000-memory.dmp

                                  memory/5836-21-0x0000000001290000-0x00000000012D6000-memory.dmp

                                  memory/5836-31-0x0000000001290000-0x00000000012D6000-memory.dmp

                                  memory/5836-20-0x00000000018D0000-0x0000000001C44000-memory.dmp

                                  memory/5836-19-0x0000000001290000-0x00000000012D6000-memory.dmp

                                  memory/5836-18-0x0000000000400000-0x0000000000446000-memory.dmp