Analysis

  • max time kernel
    148s
  • max time network
    125s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    27/10/2026, 07:23

General

  • Target
    2026-10-26_c447bb6f8e4f6ef14cd66a5ca66e2206_elex_wannacry.exe
  • Size 60KB
  • Sample261027-h75fpabs91
  • SHA256 05184e49c0895b896758b26a7518737efcf364ba14f2c3cd99cbbc04402e0497
  • 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
  • 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\2026-10-26_c447bb6f8e4f6ef14cd66a5ca66e2206_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-26_c447bb6f8e4f6ef14cd66a5ca66e2206_elex_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:5372
    • C:\Windows\{B21F1242-7313-49a2-815A-7838DB7704BC}.exe
      C:\Windows\{B21F1242-7313-49a2-815A-7838DB7704BC}.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:2100
      • C:\Windows\{6E5907BF-CB72-4d63-AC40-69CB59BD7C41}.exe
        C:\Windows\{6E5907BF-CB72-4d63-AC40-69CB59BD7C41}.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:1044
        • C:\Windows\{BD7F6086-C409-4097-BE15-02B737CCD136}.exe
          C:\Windows\{BD7F6086-C409-4097-BE15-02B737CCD136}.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:404
          • C:\Windows\{49D370BC-36AA-45ee-8E56-4EE324651FA8}.exe
            C:\Windows\{49D370BC-36AA-45ee-8E56-4EE324651FA8}.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:4160
            • C:\Windows\{B0B44884-C447-4da2-B240-233F1A58DB19}.exe
              C:\Windows\{B0B44884-C447-4da2-B240-233F1A58DB19}.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:2404
              • C:\Windows\{40583C5F-0910-4f94-818F-29D3AB08971A}.exe
                C:\Windows\{40583C5F-0910-4f94-818F-29D3AB08971A}.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:3288
                • C:\Windows\{78E336FA-6465-46a0-9ABB-0FE4AAB7DA43}.exe
                  C:\Windows\{78E336FA-6465-46a0-9ABB-0FE4AAB7DA43}.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:2228
                  • C:\Windows\{60658D09-5972-411b-9544-9E808C7E011A}.exe
                    C:\Windows\{60658D09-5972-411b-9544-9E808C7E011A}.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:2172
                    • C:\Windows\{F44BEA53-201F-49b9-8B5B-443570DFCF7B}.exe
                      C:\Windows\{F44BEA53-201F-49b9-8B5B-443570DFCF7B}.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:4488
                      • C:\Windows\{5C337483-DC5C-4dca-8DDA-D452E721A3B5}.exe
                        C:\Windows\{5C337483-DC5C-4dca-8DDA-D452E721A3B5}.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:3740
                        • C:\Windows\{5BD6C5BE-0917-48c4-A0B2-4CBD6915ECEA}.exe
                          C:\Windows\{5BD6C5BE-0917-48c4-A0B2-4CBD6915ECEA}.exe
                          12⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:1896
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c del C:\Windows\{5C337~1.EXE > nul
                          12⤵
                          • Executes a command shell one-liner
                          • System Location Discovery: System Language Discovery
                          PID:5448
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c del C:\Windows\{F44BE~1.EXE > nul
                        11⤵
                        • Executes a command shell one-liner
                        • System Location Discovery: System Language Discovery
                        PID:1084
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c del C:\Windows\{60658~1.EXE > nul
                      10⤵
                      • Executes a command shell one-liner
                      • System Location Discovery: System Language Discovery
                      PID:3484
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c del C:\Windows\{78E33~1.EXE > nul
                    9⤵
                    • Executes a command shell one-liner
                    • System Location Discovery: System Language Discovery
                    PID:2568
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{40583~1.EXE > nul
                  8⤵
                  • Executes a command shell one-liner
                  • System Location Discovery: System Language Discovery
                  PID:1340
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{B0B44~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:1088
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{49D37~1.EXE > nul
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              PID:1224
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{BD7F6~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:3640
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{6E590~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:52
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{B21F1~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:4532
    • 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:4048

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {40583C5F-0910-4f94-818F-29D3AB08971A}.exe

        • Path C:\Windows\{40583C5F-0910-4f94-818F-29D3AB08971A}.exe
        • Size 60KB
        • SHA256 602aca020f29bb5d6f6a9eabd54cfbed7fb080b10c4245c5a8bc109cd88516b8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {49D370BC-36AA-45ee-8E56-4EE324651FA8}.exe

        • Path C:\Windows\{49D370BC-36AA-45ee-8E56-4EE324651FA8}.exe
        • Size 60KB
        • SHA256 05acc4da1fce3a5de027f45be003dfcfa156e0f096d71b224305eea3ce0b5c61
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {5BD6C5BE-0917-48c4-A0B2-4CBD6915ECEA}.exe

        • Path C:\Windows\{5BD6C5BE-0917-48c4-A0B2-4CBD6915ECEA}.exe
        • Size 60KB
        • SHA256 82aaccdfe58431b50ddbaf78bedf239f5166043ab2a8958142b3520a1453e1e5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {5C337483-DC5C-4dca-8DDA-D452E721A3B5}.exe

        • Path C:\Windows\{5C337483-DC5C-4dca-8DDA-D452E721A3B5}.exe
        • Size 60KB
        • SHA256 cddfefedddb9cfc89f4d201bddf0a9a932eb72c6d4740202db1e0f724bf001b5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {60658D09-5972-411b-9544-9E808C7E011A}.exe

        • Path C:\Windows\{60658D09-5972-411b-9544-9E808C7E011A}.exe
        • Size 60KB
        • SHA256 77c0af664ab9697b8adca617f696ea6a2cc0bc1e7d1542b2961d5b1f2c6118e4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {6E5907BF-CB72-4d63-AC40-69CB59BD7C41}.exe

        • Path C:\Windows\{6E5907BF-CB72-4d63-AC40-69CB59BD7C41}.exe
        • Size 60KB
        • SHA256 03aabe26ac9d9d60c029b2f8766fc0ed3beb0e313d63f73f5c31270be558f864
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {78E336FA-6465-46a0-9ABB-0FE4AAB7DA43}.exe

        • Path C:\Windows\{78E336FA-6465-46a0-9ABB-0FE4AAB7DA43}.exe
        • Size 60KB
        • SHA256 e5c94febce1f0bd0c74bcdce0c8cab1d004ac24911297f9fe45e7f45b105702b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {B0B44884-C447-4da2-B240-233F1A58DB19}.exe

        • Path C:\Windows\{B0B44884-C447-4da2-B240-233F1A58DB19}.exe
        • Size 60KB
        • SHA256 f3042f491a78812c4bdb7b0f81e2bc7872cc781a3535763be97931f904cd6b92
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {B21F1242-7313-49a2-815A-7838DB7704BC}.exe

        • Path C:\Windows\{B21F1242-7313-49a2-815A-7838DB7704BC}.exe
        • Size 60KB
        • SHA256 99e85cc231bc15f15d32db2e9ef40a4541a9ef0398b292e61efebe2327e2bc0f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {BD7F6086-C409-4097-BE15-02B737CCD136}.exe

        • Path C:\Windows\{BD7F6086-C409-4097-BE15-02B737CCD136}.exe
        • Size 60KB
        • SHA256 fd2b54194d17e12720b60f0d1338c1cc018d4844bb3bea361ca21f3ed52b1dcc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {F44BEA53-201F-49b9-8B5B-443570DFCF7B}.exe

        • Path C:\Windows\{F44BEA53-201F-49b9-8B5B-443570DFCF7B}.exe
        • Size 60KB
        • SHA256 a3db4d9ef8a224be30887d9ee8dfe3d38bdc82521f80c571239e02daacf85565
        • MD5 SHA1 SHA512 SSDEEP TLSH