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, 01:18

General

  • Target
    2026-10-26_fb67d121b86dbd06ec4a916541690c7c_elex_remcos_wannacry.exe
  • Size 60KB
  • Sample261027-bpec8ahx4v
  • SHA256 6badc644390b01dbb4391e1405817025f2ddb72840c1cf5703c0998eaa68e319
  • 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\2026-10-26_fb67d121b86dbd06ec4a916541690c7c_elex_remcos_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-26_fb67d121b86dbd06ec4a916541690c7c_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:3000
    • C:\Windows\{9F94F0BB-3A93-4139-95B1-48A5474D931A}.exe
      C:\Windows\{9F94F0BB-3A93-4139-95B1-48A5474D931A}.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:4976
      • C:\Windows\{CB05F081-DE16-41dc-9D6A-0C8B1543813E}.exe
        C:\Windows\{CB05F081-DE16-41dc-9D6A-0C8B1543813E}.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:4080
        • C:\Windows\{333ED91D-5CF9-4c2b-A827-AB6072988964}.exe
          C:\Windows\{333ED91D-5CF9-4c2b-A827-AB6072988964}.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:1940
          • C:\Windows\{093F20D1-B7B6-4f0d-AAFB-F3D220193AF5}.exe
            C:\Windows\{093F20D1-B7B6-4f0d-AAFB-F3D220193AF5}.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:5732
            • C:\Windows\{DB9D8FE7-8E6C-4230-BAF8-B74B55478886}.exe
              C:\Windows\{DB9D8FE7-8E6C-4230-BAF8-B74B55478886}.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:1284
              • C:\Windows\{1FA942EE-A646-449c-A8F2-5007FE2FE004}.exe
                C:\Windows\{1FA942EE-A646-449c-A8F2-5007FE2FE004}.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:5780
                • C:\Windows\{4049A694-CFE5-46ae-AE46-DE1A6454B050}.exe
                  C:\Windows\{4049A694-CFE5-46ae-AE46-DE1A6454B050}.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:1328
                  • C:\Windows\{5F4D42E4-AEFE-483b-90F6-5D0A93197C41}.exe
                    C:\Windows\{5F4D42E4-AEFE-483b-90F6-5D0A93197C41}.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:4420
                    • C:\Windows\{3AB0B4CE-2C63-43b6-A8CD-01224F447D5A}.exe
                      C:\Windows\{3AB0B4CE-2C63-43b6-A8CD-01224F447D5A}.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:3396
                      • C:\Windows\{0B02A44C-8609-4ddf-ADCE-83B0C84EDCD7}.exe
                        C:\Windows\{0B02A44C-8609-4ddf-ADCE-83B0C84EDCD7}.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:2604
                        • C:\Windows\{11E055BD-77F9-4b66-97F2-DB2865D8997A}.exe
                          C:\Windows\{11E055BD-77F9-4b66-97F2-DB2865D8997A}.exe
                          12⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:1092
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c del C:\Windows\{0B02A~1.EXE > nul
                          12⤵
                          • Executes a command shell one-liner
                          • System Location Discovery: System Language Discovery
                          PID:4836
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c del C:\Windows\{3AB0B~1.EXE > nul
                        11⤵
                        • Executes a command shell one-liner
                        • System Location Discovery: System Language Discovery
                        PID:5124
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c del C:\Windows\{5F4D4~1.EXE > nul
                      10⤵
                      • Executes a command shell one-liner
                      • System Location Discovery: System Language Discovery
                      PID:4924
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c del C:\Windows\{4049A~1.EXE > nul
                    9⤵
                    • Executes a command shell one-liner
                    • System Location Discovery: System Language Discovery
                    PID:2344
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{1FA94~1.EXE > nul
                  8⤵
                  • Executes a command shell one-liner
                  • System Location Discovery: System Language Discovery
                  PID:1820
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{DB9D8~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:4316
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{093F2~1.EXE > nul
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              PID:6024
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{333ED~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:4848
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{CB05F~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:2760
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{9F94F~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:4620
    • 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:4604

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {093F20D1-B7B6-4f0d-AAFB-F3D220193AF5}.exe

        • Path C:\Windows\{093F20D1-B7B6-4f0d-AAFB-F3D220193AF5}.exe
        • Size 60KB
        • SHA256 408b83165f06b386f7e4eceefd37fb6bfa316c3e72ba6257ec00649e62a65a5d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {0B02A44C-8609-4ddf-ADCE-83B0C84EDCD7}.exe

        • Path C:\Windows\{0B02A44C-8609-4ddf-ADCE-83B0C84EDCD7}.exe
        • Size 60KB
        • SHA256 45a4432ceb06593e91eeb97262b67416aa63418c90c8dd72bc37a026c4a90002
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {11E055BD-77F9-4b66-97F2-DB2865D8997A}.exe

        • Path C:\Windows\{11E055BD-77F9-4b66-97F2-DB2865D8997A}.exe
        • Size 60KB
        • SHA256 23af6441d9c89308a874e1f08ee2961985c62d6b1eeac1fb87fa8e594a9e03ca
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {1FA942EE-A646-449c-A8F2-5007FE2FE004}.exe

        • Path C:\Windows\{1FA942EE-A646-449c-A8F2-5007FE2FE004}.exe
        • Size 60KB
        • SHA256 6505e381239149428b6bd676d9a96632d4936ce0e45554964c00225c3cef554a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {333ED91D-5CF9-4c2b-A827-AB6072988964}.exe

        • Path C:\Windows\{333ED91D-5CF9-4c2b-A827-AB6072988964}.exe
        • Size 60KB
        • SHA256 38744b3d8aca34bc88bbb2659ec268fd003fe8edd61ca780c21ec7b20d5e5792
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {3AB0B4CE-2C63-43b6-A8CD-01224F447D5A}.exe

        • Path C:\Windows\{3AB0B4CE-2C63-43b6-A8CD-01224F447D5A}.exe
        • Size 60KB
        • SHA256 af46b884e84098a5828fe13e4b08ca26348d7072c0804cd77cd2f5bca566317a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {4049A694-CFE5-46ae-AE46-DE1A6454B050}.exe

        • Path C:\Windows\{4049A694-CFE5-46ae-AE46-DE1A6454B050}.exe
        • Size 60KB
        • SHA256 02c1dd3c02c99d11ae2626d11b17079821eae8eb2989a0dfe21a2fc993b45c54
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {5F4D42E4-AEFE-483b-90F6-5D0A93197C41}.exe

        • Path C:\Windows\{5F4D42E4-AEFE-483b-90F6-5D0A93197C41}.exe
        • Size 60KB
        • SHA256 ace9ce09db07c02654878b403217a2f51f5b4469cb32064dd6d26bab70754cc1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {9F94F0BB-3A93-4139-95B1-48A5474D931A}.exe

        • Path C:\Windows\{9F94F0BB-3A93-4139-95B1-48A5474D931A}.exe
        • Size 60KB
        • SHA256 9bcc3a7cb4fd39cbdb43acb1151e93081ff91c7f7ab5868441e94bc2722e3b46
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {CB05F081-DE16-41dc-9D6A-0C8B1543813E}.exe

        • Path C:\Windows\{CB05F081-DE16-41dc-9D6A-0C8B1543813E}.exe
        • Size 60KB
        • SHA256 cfb61cf1a50b9e823e264e2205bc447682aca47924e712aea1e6ac16857c25f8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {DB9D8FE7-8E6C-4230-BAF8-B74B55478886}.exe

        • Path C:\Windows\{DB9D8FE7-8E6C-4230-BAF8-B74B55478886}.exe
        • Size 60KB
        • SHA256 b5f5ed5a386f503324add49b5a889cefb2ee7a11837ee6f7a2120a9bec26b358
        • MD5 SHA1 SHA512 SSDEEP TLSH