Analysis

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

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    06/11/2026, 15:00

General

  • Target
    2026-11-05_9ba30c91925008ef8eb71d2e9437d40b_elex_remcos_wannacry.exe
  • Size 59KB
  • Sample261106-sdh1psct2v
  • SHA256 ccdd2bde2d83eb7a789c89b05fc7f07293e2044ce80396e444e69158ebf9fc9a
  • 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
  • Custom signature
    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\2026-11-05_9ba30c91925008ef8eb71d2e9437d40b_elex_remcos_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-11-05_9ba30c91925008ef8eb71d2e9437d40b_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:884
    • C:\Windows\{60FA047C-C0D4-46ce-A710-D0D5E5A6ECEC}.exe
      C:\Windows\{60FA047C-C0D4-46ce-A710-D0D5E5A6ECEC}.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:3176
      • C:\Windows\{18C7F1A5-A32E-4b47-A85D-68D880D447C8}.exe
        C:\Windows\{18C7F1A5-A32E-4b47-A85D-68D880D447C8}.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:3564
        • C:\Windows\{AA497111-3514-4d09-A2E0-C1A863DBE2D7}.exe
          C:\Windows\{AA497111-3514-4d09-A2E0-C1A863DBE2D7}.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:4736
          • C:\Windows\{DE71A14F-E0AE-4873-8A6E-0E5F204664AD}.exe
            C:\Windows\{DE71A14F-E0AE-4873-8A6E-0E5F204664AD}.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:4452
            • C:\Windows\{553B917F-BE9B-4d9c-BE47-C1A8FEA85781}.exe
              C:\Windows\{553B917F-BE9B-4d9c-BE47-C1A8FEA85781}.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:4336
              • C:\Windows\{07E1AA33-1EDB-418c-809E-C265C9A76128}.exe
                C:\Windows\{07E1AA33-1EDB-418c-809E-C265C9A76128}.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:2376
                • C:\Windows\{4F3DB3FF-B68D-4595-9FF9-6A6A7E8449A4}.exe
                  C:\Windows\{4F3DB3FF-B68D-4595-9FF9-6A6A7E8449A4}.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:4800
                  • C:\Windows\{246CFA89-A4C8-4dfc-A695-6D208B52F83D}.exe
                    C:\Windows\{246CFA89-A4C8-4dfc-A695-6D208B52F83D}.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:2804
                    • C:\Windows\{0E0B6DB6-1B97-42d6-9484-8E6072026285}.exe
                      C:\Windows\{0E0B6DB6-1B97-42d6-9484-8E6072026285}.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:2396
                      • C:\Windows\{A9CE7367-B3BE-411d-9B8C-823A68610967}.exe
                        C:\Windows\{A9CE7367-B3BE-411d-9B8C-823A68610967}.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:4532
                        • C:\Windows\{727A0BA2-BA65-43b6-A9C4-062A96411B39}.exe
                          C:\Windows\{727A0BA2-BA65-43b6-A9C4-062A96411B39}.exe
                          12⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:800
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c del C:\Windows\{A9CE7~1.EXE > nul
                          12⤵
                          • Executes a command shell one-liner
                          • System Location Discovery: System Language Discovery
                          PID:1896
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c del C:\Windows\{0E0B6~1.EXE > nul
                        11⤵
                        • Executes a command shell one-liner
                        • System Location Discovery: System Language Discovery
                        PID:4492
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c del C:\Windows\{246CF~1.EXE > nul
                      10⤵
                      • Executes a command shell one-liner
                      • System Location Discovery: System Language Discovery
                      PID:2644
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c del C:\Windows\{4F3DB~1.EXE > nul
                    9⤵
                    • Executes a command shell one-liner
                    • System Location Discovery: System Language Discovery
                    PID:4860
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{07E1A~1.EXE > nul
                  8⤵
                  • Executes a command shell one-liner
                  • System Location Discovery: System Language Discovery
                  PID:4520
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{553B9~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:3032
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{DE71A~1.EXE > nul
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              PID:2732
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{AA497~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:4852
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{18C7F~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:4864
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{60FA0~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:3680
    • 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:4192

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {07E1AA33-1EDB-418c-809E-C265C9A76128}.exe

        • Path C:\Windows\{07E1AA33-1EDB-418c-809E-C265C9A76128}.exe
        • Size 59KB
        • SHA256 631e53dc29d4036c9fe503609be741acb428542ab7bd583877df7b8f4d0fed6a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {0E0B6DB6-1B97-42d6-9484-8E6072026285}.exe

        • Path C:\Windows\{0E0B6DB6-1B97-42d6-9484-8E6072026285}.exe
        • Size 59KB
        • SHA256 63181c3ddfeac6dca557634ed96ad3fbc8510c67066c6ce3a6223785365869b3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {18C7F1A5-A32E-4b47-A85D-68D880D447C8}.exe

        • Path C:\Windows\{18C7F1A5-A32E-4b47-A85D-68D880D447C8}.exe
        • Size 59KB
        • SHA256 78afc5773f7f045d21609afe271d03cc95e09f10788cb719ef901763da7ee325
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {246CFA89-A4C8-4dfc-A695-6D208B52F83D}.exe

        • Path C:\Windows\{246CFA89-A4C8-4dfc-A695-6D208B52F83D}.exe
        • Size 59KB
        • SHA256 a9ddaaca17b06222d9f6a432baec5b5f22080b82df77a0bd9e8722c5cffade8b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {4F3DB3FF-B68D-4595-9FF9-6A6A7E8449A4}.exe

        • Path C:\Windows\{4F3DB3FF-B68D-4595-9FF9-6A6A7E8449A4}.exe
        • Size 59KB
        • SHA256 309d21ff39316c0080dd17b1f121824db207e9a77ff4c95fde0f02b777e9149d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {553B917F-BE9B-4d9c-BE47-C1A8FEA85781}.exe

        • Path C:\Windows\{553B917F-BE9B-4d9c-BE47-C1A8FEA85781}.exe
        • Size 59KB
        • SHA256 09684ba463b8ae32b87de0a3733727e3465b800518d79391b6597f9f3cf0e6f7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {60FA047C-C0D4-46ce-A710-D0D5E5A6ECEC}.exe

        • Path C:\Windows\{60FA047C-C0D4-46ce-A710-D0D5E5A6ECEC}.exe
        • Size 59KB
        • SHA256 d527cc6c84635784aa53c4643d7b6d7df8070521a6cf4f2f889668d325e3c9dc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {727A0BA2-BA65-43b6-A9C4-062A96411B39}.exe

        • Path C:\Windows\{727A0BA2-BA65-43b6-A9C4-062A96411B39}.exe
        • Size 59KB
        • SHA256 09b469740596d466cfc7b66a0b8687c8f11c4d43d3aa6702b8d03d7563cee897
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {A9CE7367-B3BE-411d-9B8C-823A68610967}.exe

        • Path C:\Windows\{A9CE7367-B3BE-411d-9B8C-823A68610967}.exe
        • Size 59KB
        • SHA256 5bac84ab19276152e981fd48b2ff5fc335a222d1aea5cec52338465202180d3f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {AA497111-3514-4d09-A2E0-C1A863DBE2D7}.exe

        • Path C:\Windows\{AA497111-3514-4d09-A2E0-C1A863DBE2D7}.exe
        • Size 59KB
        • SHA256 d93245f16f942dc968ea40f33d22f17c0ba1791d00bad35f4b2c18f329dd56b4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {DE71A14F-E0AE-4873-8A6E-0E5F204664AD}.exe

        • Path C:\Windows\{DE71A14F-E0AE-4873-8A6E-0E5F204664AD}.exe
        • Size 59KB
        • SHA256 8c43240100db8b95f81fa4e465b36c5928a75c363480c88996110509d930b452
        • MD5 SHA1 SHA512 SSDEEP TLSH