Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    02/11/2026, 12:13

General

  • Target
    KMSKMK.ps1
  • Size 1.4MB
  • Sample261102-pdzfxavy3j
  • SHA256 3088ac516680d4bc497a0d6fd54b4cb26bfa5687081f95f5fb63841b72acbcef
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: Formbook

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

  • Formbook payload 7 IoCs
  • Badlisted process makes network request 26 IoCs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 34 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.

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 1 TTPs 11 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\KMSKMK.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:5392
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
      2⤵
        PID:2444
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
        2⤵
          PID:1172
        • 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:1020
        • C:\Windows\SysWOW64\ROUTE.EXE
          "C:\Windows\SysWOW64\ROUTE.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:4124
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe"
            3⤵
              PID:4044
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
              3⤵
                PID:3348
              • C:\Program Files\Mozilla Firefox\Firefox.exe
                "C:\Program Files\Mozilla Firefox\Firefox.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"
                2⤵
                • Suspicious behavior: EnumeratesProcesses
                PID:4204
              • 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⤵
                  • Suspicious behavior: EnumeratesProcesses
                  PID:2244
                • 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:1840
                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                  2⤵
                    PID:1156
                  • 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:3536
                  • 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:5044
                  • 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:3184
                  • 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:5524
                  • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                    2⤵
                      PID:3908
                    • 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:4540
                    • 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:4548
                    • 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:1424
                    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                      2⤵
                        PID:4740
                      • 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:4700
                      • 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:4764
                      • 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:828
                      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                        2⤵
                          PID:5320
                        • 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:5292
                        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                          2⤵
                            PID:3016
                          • 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:5760
                          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                            2⤵
                              PID:1208
                            • 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⤵
                                PID:5440
                              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                                2⤵
                                  PID:3316
                                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                                  2⤵
                                    PID:5556
                                  • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                                    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                                    2⤵
                                      PID:1396
                                    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                                      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                                      2⤵
                                        PID:5836
                                      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                                        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                                        2⤵
                                          PID:6004
                                        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                                          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                                          2⤵
                                            PID:4624
                                          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                                            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                                            2⤵
                                              PID:3956
                                            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                                              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                                              2⤵
                                                PID:1936
                                              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                                                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                                                2⤵
                                                  PID:5472
                                                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                                                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                                                  2⤵
                                                    PID:4684
                                                  • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                                                    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                                                    2⤵
                                                      PID:5884
                                                    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                                                      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                                                      2⤵
                                                        PID:2220
                                                      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                                                        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                                                        2⤵
                                                          PID:5008
                                                      • 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:2088
                                                        • 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:4076
                                                          • C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe
                                                            "C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe"
                                                            1⤵
                                                              PID:5348

                                                            Network

                                                                  MITRE ATT&CK Enterprise v16

                                                                  Replay Monitor

                                                                  Loading Replay Monitor...

                                                                  Downloads

                                                                  __PSScriptPolicyTest_341k20px.ynt.ps1

                                                                  • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_341k20px.ynt.ps1
                                                                  • Size 60B
                                                                  • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
                                                                  • MD5 SHA1 SHA512 TLSH

                                                                  memory/1020-16-0x00000000049E0000-0x0000000004A04000-memory.dmp

                                                                  memory/1020-22-0x00000000049E0000-0x0000000004A04000-memory.dmp

                                                                  memory/1020-21-0x00000000009D0000-0x0000000000A16000-memory.dmp

                                                                  memory/1020-11-0x0000000000400000-0x0000000000446000-memory.dmp

                                                                  memory/1020-12-0x00000000009D0000-0x0000000000A16000-memory.dmp

                                                                  memory/1020-13-0x0000000000EF0000-0x000000000123A000-memory.dmp

                                                                  memory/1020-14-0x00000000009D0000-0x0000000000A16000-memory.dmp

                                                                  memory/1020-15-0x00000000009D0000-0x0000000000A16000-memory.dmp

                                                                  memory/1840-40-0x00000000014F0000-0x000000000183A000-memory.dmp

                                                                  memory/2244-35-0x00000000013F0000-0x000000000173A000-memory.dmp

                                                                  memory/2244-34-0x0000000001040000-0x0000000001086000-memory.dmp

                                                                  memory/2648-57-0x000001ED612F0000-0x000001ED613F8000-memory.dmp

                                                                  memory/3348-52-0x00000278A1D10000-0x00000278A1E1B000-memory.dmp

                                                                  memory/4044-45-0x000001D5DCEC0000-0x000001D5DCF78000-memory.dmp

                                                                  memory/4124-30-0x0000000000E70000-0x0000000000F13000-memory.dmp

                                                                  memory/4124-36-0x0000000000E70000-0x0000000000F13000-memory.dmp

                                                                  memory/4124-23-0x0000000001020000-0x000000000136A000-memory.dmp

                                                                  memory/4124-24-0x00000000005F0000-0x0000000000633000-memory.dmp

                                                                  memory/4124-29-0x00000000005F0000-0x0000000000633000-memory.dmp

                                                                  memory/4124-19-0x00000000005F0000-0x0000000000633000-memory.dmp

                                                                  memory/4124-20-0x00000000005F0000-0x0000000000633000-memory.dmp

                                                                  memory/4204-26-0x0000000001070000-0x00000000010B6000-memory.dmp

                                                                  memory/4204-27-0x00000000015C0000-0x000000000190A000-memory.dmp

                                                                  memory/4204-28-0x0000000001070000-0x00000000010B6000-memory.dmp

                                                                  memory/5392-10-0x000001F92BFD0000-0x000001F92BFE4000-memory.dmp

                                                                  memory/5392-9-0x000001F92BF60000-0x000001F92BF82000-memory.dmp

                                                                  memory/5392-0-0x000001F944490000-0x000001F9444A0000-memory.dmp

                                                                  memory/5392-32-0x000001F9468C0000-0x000001F9469C0000-memory.dmp

                                                                  memory/5392-37-0x000001F92C000000-0x000001F92C014000-memory.dmp

                                                                  memory/5392-39-0x000001F9468C0000-0x000001F9469C0000-memory.dmp

                                                                  memory/5392-1-0x000001F944490000-0x000001F9444A0000-memory.dmp

                                                                  memory/5392-31-0x000001F9468C0000-0x000001F9469C0000-memory.dmp

                                                                  memory/5392-47-0x000001F944480000-0x000001F944494000-memory.dmp

                                                                  memory/5392-17-0x000001F944490000-0x000001F9444A0000-memory.dmp

                                                                  memory/5392-18-0x000001F944490000-0x000001F9444A0000-memory.dmp

                                                                  memory/5392-65-0x000001F9466A0000-0x000001F9466B4000-memory.dmp