Analysis

  • max time kernel
    147s
  • max time network
    153s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    26/10/2026, 17:41

General

  • Target
    2026-10-25_a2198691d77c0f8a300ab9e715888160_cobalt-strike_coinminer_icedid_njrat_poet-rat_vidar.exe
  • Size 34.6MB
  • Sample261026-v9wyjsbf23
  • SHA256 3f6e06283b86e11384549217b19b623caf562ef4a3d9cadb7cb30e9c981f747d
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Indicator Removal: Clear Persistence 1 TTPs 5 IoCs

    Clear artifacts associated with previously established persistence like scheduletasks on a host.

  • Drops file in System32 directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Executes a command shell one-liner 1 TTPs 3 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 5 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: LoadsDriver 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-10-25_a2198691d77c0f8a300ab9e715888160_cobalt-strike_coinminer_icedid_njrat_poet-rat_vidar.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-25_a2198691d77c0f8a300ab9e715888160_cobalt-strike_coinminer_icedid_njrat_poet-rat_vidar.exe"
    1⤵
    • Reads the TCP/IP host and domain name from the registry
    • Suspicious behavior: EnumeratesProcesses
    PID:4380
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k GPSvcGroup
    1⤵
      PID:3356
    • C:\Users\Public\zmEYZW\8m65nI.exe
      "C:\Users\Public\zmEYZW\8m65nI.exe"
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Drops file in System32 directory
      • Reads the TCP/IP host and domain name from the registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1188
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath 'C:\ProgramData','C:\Users','C:\Program Files (x86)','C:\' -Force
        2⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious use of AdjustPrivilegeToken
        PID:2056
      • C:\Windows\System32\cmd.exe
        "C:\Windows\System32\cmd.exe" cmd.exe /c SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Users\Public\zmEYZW\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F
        2⤵
        • Indicator Removal: Clear Persistence
        • Suspicious use of WriteProcessMemory
        PID:5908
        • C:\Windows\system32\schtasks.exe
          SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Users\Public\zmEYZW\" /t REG_DWORD /d 0 /f"
          3⤵
          • Scheduled Task/Job: Scheduled Task
          PID:3008
        • C:\Windows\system32\schtasks.exe
          SCHTASKS /Run /TN "Task1"
          3⤵
            PID:3080
          • C:\Windows\system32\schtasks.exe
            SCHTASKS /Delete /TN "Task1" /F
            3⤵
              PID:3040
          • C:\Windows\System32\cmd.exe
            "C:\Windows\System32\cmd.exe" cmd.exe /c SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\ProgramData\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F
            2⤵
            • Indicator Removal: Clear Persistence
            • Suspicious use of WriteProcessMemory
            PID:976
            • C:\Windows\system32\schtasks.exe
              SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\ProgramData\" /t REG_DWORD /d 0 /f"
              3⤵
              • Scheduled Task/Job: Scheduled Task
              PID:4908
            • C:\Windows\system32\schtasks.exe
              SCHTASKS /Run /TN "Task1"
              3⤵
                PID:5792
              • C:\Windows\system32\schtasks.exe
                SCHTASKS /Delete /TN "Task1" /F
                3⤵
                  PID:1580
              • C:\Windows\System32\cmd.exe
                "C:\Windows\System32\cmd.exe" cmd.exe /c SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Users\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F
                2⤵
                • Indicator Removal: Clear Persistence
                • Suspicious use of WriteProcessMemory
                PID:4556
                • C:\Windows\system32\schtasks.exe
                  SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Users\" /t REG_DWORD /d 0 /f"
                  3⤵
                  • Scheduled Task/Job: Scheduled Task
                  PID:4252
                • C:\Windows\system32\schtasks.exe
                  SCHTASKS /Run /TN "Task1"
                  3⤵
                    PID:2548
                  • C:\Windows\system32\schtasks.exe
                    SCHTASKS /Delete /TN "Task1" /F
                    3⤵
                      PID:3016
                  • C:\Windows\System32\cmd.exe
                    "C:\Windows\System32\cmd.exe" cmd.exe /c SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Program Files (x86)\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F
                    2⤵
                    • Indicator Removal: Clear Persistence
                    • Suspicious use of WriteProcessMemory
                    PID:3704
                    • C:\Windows\system32\schtasks.exe
                      SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Program Files (x86)\" /t REG_DWORD /d 0 /f"
                      3⤵
                      • Scheduled Task/Job: Scheduled Task
                      PID:4688
                    • C:\Windows\system32\schtasks.exe
                      SCHTASKS /Run /TN "Task1"
                      3⤵
                        PID:3112
                      • C:\Windows\system32\schtasks.exe
                        SCHTASKS /Delete /TN "Task1" /F
                        3⤵
                          PID:2704
                      • C:\Windows\System32\cmd.exe
                        "C:\Windows\System32\cmd.exe" cmd.exe /c SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"%USERPROFILE%\Documents\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F
                        2⤵
                        • Indicator Removal: Clear Persistence
                        • Suspicious use of WriteProcessMemory
                        PID:3272
                        • C:\Windows\system32\schtasks.exe
                          SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Users\Admin\Documents\" /t REG_DWORD /d 0 /f"
                          3⤵
                          • Scheduled Task/Job: Scheduled Task
                          PID:2444
                        • C:\Windows\system32\schtasks.exe
                          SCHTASKS /Run /TN "Task1"
                          3⤵
                            PID:2956
                          • C:\Windows\system32\schtasks.exe
                            SCHTASKS /Delete /TN "Task1" /F
                            3⤵
                              PID:5440
                        • C:\Users\Public\zmEYZW\8m65nI.exe
                          "C:\Users\Public\zmEYZW\8m65nI.exe"
                          1⤵
                          • Executes dropped EXE
                          • Loads dropped DLL
                          PID:2612
                        • C:\Windows\system32\cmd.exe
                          "cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\zmEYZW" /t REG_DWORD /d 0 /f
                          1⤵
                          • Executes a command shell one-liner
                          PID:3736
                          • C:\Windows\System32\reg.exe
                            reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\zmEYZW" /t REG_DWORD /d 0 /f
                            2⤵
                              PID:2456
                          • C:\Windows\system32\cmd.exe
                            cmd.exe
                            1⤵
                              PID:3124
                            • C:\Windows\system32\cmd.exe
                              "cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\ProgramData" /t REG_DWORD /d 0 /f
                              1⤵
                              • Executes a command shell one-liner
                              PID:3696
                              • C:\Windows\System32\reg.exe
                                reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\ProgramData" /t REG_DWORD /d 0 /f
                                2⤵
                                  PID:4572
                              • C:\Windows\system32\cmd.exe
                                "cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Program Files (x86)" /t REG_DWORD /d 0 /f
                                1⤵
                                • Executes a command shell one-liner
                                PID:932
                                • C:\Windows\System32\reg.exe
                                  reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Program Files (x86)" /t REG_DWORD /d 0 /f
                                  2⤵
                                    PID:4644

                                Network

                                      MITRE ATT&CK Enterprise v16

                                      Replay Monitor

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                                      Downloads

                                      __PSScriptPolicyTest_bqrtmodu.kr1.psm1

                                      • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_bqrtmodu.kr1.psm1
                                      • Size 60B
                                      • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
                                      • MD5 SHA1 SHA512 TLSH

                                      8m65nI.exe

                                      • Path C:\Users\Public\zmEYZW\8m65nI.exe
                                      • Size 135KB
                                      • SHA256 676a2a7b94ca2f8ec76352ee656e4d075bb342bd7ad6efbc7c19c060001eace7
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      UxEnhance64.dll

                                      • Path C:\Users\Public\zmEYZW\UxEnhance64.dll
                                      • Size 3.1MB
                                      • SHA256 96e45095098211f78f70912e1cbeffb771e95238576034d255c6063d5d23e845
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      adoresd.dat

                                      • Path C:\Users\Public\zmEYZW\adoresd.dat
                                      • Size 4.8MB
                                      • SHA256 859ed2f5ff6aae60a23841411852a8f9bb5e8b0ec3ea25875749d93a37834375
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      msadox.tb

                                      • Path C:\Users\Public\zmEYZW\msadox.tb
                                      • Size 8KB
                                      • SHA256 456ff60ae9349ddcf097248b1796ad11581b640d6a9f4f896d3adf02af798555
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      memory/1188-561-0x000001DAF99D0000-0x000001DAF9A1E000-memory.dmp

                                      memory/1188-563-0x000001DAFAD60000-0x000001DAFADEA000-memory.dmp

                                      memory/1188-568-0x000001DAFA480000-0x000001DAFAD57000-memory.dmp

                                      memory/1188-533-0x00007FFA73F10000-0x00007FFA73F12000-memory.dmp

                                      memory/1188-534-0x00007FFA511D0000-0x00007FFA516EE000-memory.dmp

                                      memory/1188-567-0x000001DAFA480000-0x000001DAFAD57000-memory.dmp

                                      memory/1188-562-0x000001DAFAD60000-0x000001DAFADEA000-memory.dmp

                                      memory/1188-539-0x000001DAFA480000-0x000001DAFAD57000-memory.dmp

                                      memory/1188-542-0x000001DAFA480000-0x000001DAFAD57000-memory.dmp

                                      memory/1188-541-0x00007FFA73F20000-0x00007FFA73F22000-memory.dmp

                                      memory/1188-546-0x000001DAFA480000-0x000001DAFAD57000-memory.dmp

                                      memory/1188-547-0x000001DAFA480000-0x000001DAFAD57000-memory.dmp

                                      memory/1188-548-0x000001DAFA480000-0x000001DAFAD57000-memory.dmp

                                      memory/1188-549-0x000001DAFA480000-0x000001DAFAD57000-memory.dmp

                                      memory/1188-553-0x000001DAFA480000-0x000001DAFAD57000-memory.dmp

                                      memory/1188-564-0x000001DAFAD60000-0x000001DAFADEA000-memory.dmp

                                      memory/1188-559-0x000001DAFA480000-0x000001DAFAD57000-memory.dmp

                                      memory/1188-565-0x000001DAFAD60000-0x000001DAFADEA000-memory.dmp

                                      memory/2056-593-0x00000200E9260000-0x00000200E9282000-memory.dmp

                                      memory/2056-599-0x00000200E96B0000-0x00000200E96BA000-memory.dmp

                                      memory/2056-598-0x00000200E95F0000-0x00000200E96A2000-memory.dmp

                                      memory/2056-597-0x00000200E95D0000-0x00000200E95EE000-memory.dmp

                                      memory/2612-588-0x0000024C94410000-0x0000024C94CE7000-memory.dmp

                                      memory/2612-586-0x0000024C94410000-0x0000024C94CE7000-memory.dmp

                                      memory/2612-578-0x0000024C94410000-0x0000024C94CE7000-memory.dmp

                                      memory/2612-581-0x00007FFA73F20000-0x00007FFA73F22000-memory.dmp

                                      memory/2612-582-0x0000024C94410000-0x0000024C94CE7000-memory.dmp

                                      memory/2612-590-0x00007FFA73F10000-0x00007FFA73F12000-memory.dmp

                                      memory/2612-587-0x0000024C94410000-0x0000024C94CE7000-memory.dmp

                                      memory/2612-575-0x00007FFA511D0000-0x00007FFA516EE000-memory.dmp

                                      memory/2612-589-0x0000024C94410000-0x0000024C94CE7000-memory.dmp

                                      memory/4380-0-0x0000000002000000-0x000000000200E000-memory.dmp

                                      memory/4380-526-0x0000000002000000-0x000000000200E000-memory.dmp

                                      memory/4380-504-0x00007FFA696C0000-0x00007FFA696D2000-memory.dmp

                                      memory/4380-1-0x0000000002000000-0x000000000200E000-memory.dmp

                                      memory/4380-2-0x0000000002060000-0x000000000206C000-memory.dmp

                                      memory/4380-527-0x00007FFA696C0000-0x00007FFA696D2000-memory.dmp