Analysis

  • max time kernel
    148s
  • max time network
    124s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    24/10/2026, 03:06

General

  • Target
    2026-10-22_9cd18af32b9cf038affe3b960190ea08_elex_remcos_wannacry.exe
  • Size 60KB
  • Sample261024-dlqcesht8l
  • SHA256 7c5d82a531d2eb8f29c3e5460fb78abefde1336842d21377a12af55b016c0350
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: Stormser, StormDDoS, StormAttack, Stormer

    Stormser aka StormDDoS, StormAttack, and Stormer is a Windows worm written in C++.

  • Detects Stormser aka Storm DDoS and StormAttack 11 IoCs
  • Detects Windows executables referencing non-Windows User-Agents 11 IoCs
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 22 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

  • Executes dropped EXE 11 IoCs
  • Drops file in Windows directory 11 IoCs
  • Executes a command shell one-liner 1 TTPs 11 IoCs

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

  • System Location Discovery: System Language Discovery 1 TTPs 23 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of AdjustPrivilegeToken 11 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-10-22_9cd18af32b9cf038affe3b960190ea08_elex_remcos_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-22_9cd18af32b9cf038affe3b960190ea08_elex_remcos_wannacry.exe"
    1⤵
    • Boot or Logon Autostart Execution: Active Setup
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2472
    • C:\Windows\{F2925D2D-91EC-4f70-AA17-EEC62AA26CCE}.exe
      C:\Windows\{F2925D2D-91EC-4f70-AA17-EEC62AA26CCE}.exe
      2⤵
      • Boot or Logon Autostart Execution: Active Setup
      • Executes dropped EXE
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1476
      • C:\Windows\{72FFC822-C4D3-44d1-9768-0F002284ED19}.exe
        C:\Windows\{72FFC822-C4D3-44d1-9768-0F002284ED19}.exe
        3⤵
        • Boot or Logon Autostart Execution: Active Setup
        • Executes dropped EXE
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:5216
        • C:\Windows\{38F57002-B117-47f9-85A8-2444B72DC7A8}.exe
          C:\Windows\{38F57002-B117-47f9-85A8-2444B72DC7A8}.exe
          4⤵
          • Boot or Logon Autostart Execution: Active Setup
          • Executes dropped EXE
          • Drops file in Windows directory
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:4592
          • C:\Windows\{6D223B9C-9473-4ae4-82B8-66C172D71726}.exe
            C:\Windows\{6D223B9C-9473-4ae4-82B8-66C172D71726}.exe
            5⤵
            • Boot or Logon Autostart Execution: Active Setup
            • Executes dropped EXE
            • Drops file in Windows directory
            • System Location Discovery: System Language Discovery
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:3972
            • C:\Windows\{519E01E9-5C8A-4972-9758-7BB84A11E95B}.exe
              C:\Windows\{519E01E9-5C8A-4972-9758-7BB84A11E95B}.exe
              6⤵
              • Boot or Logon Autostart Execution: Active Setup
              • Executes dropped EXE
              • Drops file in Windows directory
              • System Location Discovery: System Language Discovery
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of WriteProcessMemory
              PID:824
              • C:\Windows\{0C72E984-1E54-4b75-9A74-64B6A9A0A6B9}.exe
                C:\Windows\{0C72E984-1E54-4b75-9A74-64B6A9A0A6B9}.exe
                7⤵
                • Boot or Logon Autostart Execution: Active Setup
                • Executes dropped EXE
                • Drops file in Windows directory
                • System Location Discovery: System Language Discovery
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious use of WriteProcessMemory
                PID:5008
                • C:\Windows\{1E228300-168B-4e96-94D4-D1909AB6594C}.exe
                  C:\Windows\{1E228300-168B-4e96-94D4-D1909AB6594C}.exe
                  8⤵
                  • Boot or Logon Autostart Execution: Active Setup
                  • Executes dropped EXE
                  • Drops file in Windows directory
                  • System Location Discovery: System Language Discovery
                  • Suspicious use of AdjustPrivilegeToken
                  • Suspicious use of WriteProcessMemory
                  PID:1132
                  • C:\Windows\{671E72E1-0D71-4103-AFBB-180D80E6E22C}.exe
                    C:\Windows\{671E72E1-0D71-4103-AFBB-180D80E6E22C}.exe
                    9⤵
                    • Boot or Logon Autostart Execution: Active Setup
                    • Executes dropped EXE
                    • Drops file in Windows directory
                    • System Location Discovery: System Language Discovery
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    PID:1972
                    • C:\Windows\{EB4F5755-98F5-4ea9-A501-CCFC398FDDB9}.exe
                      C:\Windows\{EB4F5755-98F5-4ea9-A501-CCFC398FDDB9}.exe
                      10⤵
                      • Boot or Logon Autostart Execution: Active Setup
                      • Executes dropped EXE
                      • Drops file in Windows directory
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of AdjustPrivilegeToken
                      • Suspicious use of WriteProcessMemory
                      PID:3044
                      • C:\Windows\{90193EB8-7FD4-4231-8F6A-C6727BC28FFA}.exe
                        C:\Windows\{90193EB8-7FD4-4231-8F6A-C6727BC28FFA}.exe
                        11⤵
                        • Boot or Logon Autostart Execution: Active Setup
                        • Executes dropped EXE
                        • Drops file in Windows directory
                        • System Location Discovery: System Language Discovery
                        • Suspicious use of AdjustPrivilegeToken
                        • Suspicious use of WriteProcessMemory
                        PID:2940
                        • C:\Windows\{E3735BC7-8761-40c6-B37B-8ECF40AF0071}.exe
                          C:\Windows\{E3735BC7-8761-40c6-B37B-8ECF40AF0071}.exe
                          12⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:2556
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c del C:\Windows\{90193~1.EXE > nul
                          12⤵
                          • Executes a command shell one-liner
                          • System Location Discovery: System Language Discovery
                          PID:5260
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c del C:\Windows\{EB4F5~1.EXE > nul
                        11⤵
                        • Executes a command shell one-liner
                        • System Location Discovery: System Language Discovery
                        PID:2532
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c del C:\Windows\{671E7~1.EXE > nul
                      10⤵
                      • Executes a command shell one-liner
                      • System Location Discovery: System Language Discovery
                      PID:1908
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c del C:\Windows\{1E228~1.EXE > nul
                    9⤵
                    • Executes a command shell one-liner
                    • System Location Discovery: System Language Discovery
                    PID:5652
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{0C72E~1.EXE > nul
                  8⤵
                  • Executes a command shell one-liner
                  • System Location Discovery: System Language Discovery
                  PID:1888
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{519E0~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:3780
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{6D223~1.EXE > nul
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              PID:4604
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{38F57~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:5716
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{72FFC~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:3464
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{F2925~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:1136
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\2026-1~1.EXE > nul
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      PID:5796

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {0C72E984-1E54-4b75-9A74-64B6A9A0A6B9}.exe

        • Path C:\Windows\{0C72E984-1E54-4b75-9A74-64B6A9A0A6B9}.exe
        • Size 60KB
        • SHA256 384c00db43994b440f4dfded579f785688ab8b243d1cffba314bd96abe8f4c39
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {1E228300-168B-4e96-94D4-D1909AB6594C}.exe

        • Path C:\Windows\{1E228300-168B-4e96-94D4-D1909AB6594C}.exe
        • Size 60KB
        • SHA256 666786c6f120b6b1c2451045fb89e98443806bedcac6eafc1f3016687b0999fb
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {38F57002-B117-47f9-85A8-2444B72DC7A8}.exe

        • Path C:\Windows\{38F57002-B117-47f9-85A8-2444B72DC7A8}.exe
        • Size 60KB
        • SHA256 c59780bb0592f3f22eadf63bc97ab9242a83a666c8d3f4fafc174f7a6b247d3d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {519E01E9-5C8A-4972-9758-7BB84A11E95B}.exe

        • Path C:\Windows\{519E01E9-5C8A-4972-9758-7BB84A11E95B}.exe
        • Size 60KB
        • SHA256 5296a3a5d15a089c7c96162014799aa843aedd18b0f00d07e60ff40582d0696a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {671E72E1-0D71-4103-AFBB-180D80E6E22C}.exe

        • Path C:\Windows\{671E72E1-0D71-4103-AFBB-180D80E6E22C}.exe
        • Size 60KB
        • SHA256 5ea064a90fa8a8080eee39577f5b97f98c08bc8af60c3ee9aee21a6cae4acb69
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {6D223B9C-9473-4ae4-82B8-66C172D71726}.exe

        • Path C:\Windows\{6D223B9C-9473-4ae4-82B8-66C172D71726}.exe
        • Size 60KB
        • SHA256 7ffced2a91d7d2361c209e8b35c0c2d88018fd1850d91f093eaedfb38cd6115c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {72FFC822-C4D3-44d1-9768-0F002284ED19}.exe

        • Path C:\Windows\{72FFC822-C4D3-44d1-9768-0F002284ED19}.exe
        • Size 60KB
        • SHA256 ca6fc4efb4496524460289c226524491eb160d13d13cc35839cdc68909d6469a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {90193EB8-7FD4-4231-8F6A-C6727BC28FFA}.exe

        • Path C:\Windows\{90193EB8-7FD4-4231-8F6A-C6727BC28FFA}.exe
        • Size 60KB
        • SHA256 dc07172478beb93a8693100f1e2f31c6f5a780b26a67921db74248282507723f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {E3735BC7-8761-40c6-B37B-8ECF40AF0071}.exe

        • Path C:\Windows\{E3735BC7-8761-40c6-B37B-8ECF40AF0071}.exe
        • Size 60KB
        • SHA256 8eee10e120632b5189b47633052b5532c763fd7ef36d406568a250d9edb72d8a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {EB4F5755-98F5-4ea9-A501-CCFC398FDDB9}.exe

        • Path C:\Windows\{EB4F5755-98F5-4ea9-A501-CCFC398FDDB9}.exe
        • Size 60KB
        • SHA256 1e9d5f31e53a7b728e454039c0c1e68b3d50de8b4d6aca16e15fab92064a9efa
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {F2925D2D-91EC-4f70-AA17-EEC62AA26CCE}.exe

        • Path C:\Windows\{F2925D2D-91EC-4f70-AA17-EEC62AA26CCE}.exe
        • Size 60KB
        • SHA256 383e0fbc541680ba6f886f6ee408da86a6c589583393fff1b136b7effe6635bf
        • MD5 SHA1 SHA512 SSDEEP TLSH