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
    04/11/2026, 23:27

General

  • Target
    2026-11-03_3a294f7e2d19088aeed4727a8e96c293_elex_remcos_rincux_wannacry.exe
  • Size 60KB
  • Sample261104-3fr2haeh86
  • SHA256 12ff5ff7f4e76329c9028c7b1bcf451969a255f92b75cd5556eb48b5cc7abdb4
  • 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\2026-11-03_3a294f7e2d19088aeed4727a8e96c293_elex_remcos_rincux_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-11-03_3a294f7e2d19088aeed4727a8e96c293_elex_remcos_rincux_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:3108
    • C:\Windows\{74E2132E-BCE0-49a7-8F62-B78063B76883}.exe
      C:\Windows\{74E2132E-BCE0-49a7-8F62-B78063B76883}.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:2440
      • C:\Windows\{24E997BB-8694-43f2-AD5E-C10A0ADDD02B}.exe
        C:\Windows\{24E997BB-8694-43f2-AD5E-C10A0ADDD02B}.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:4664
        • C:\Windows\{91CC42BD-7405-4b24-94CF-D925E51CAB4B}.exe
          C:\Windows\{91CC42BD-7405-4b24-94CF-D925E51CAB4B}.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:364
          • C:\Windows\{C39AE31C-ED34-41e8-9FB7-1A4BDEC17B1F}.exe
            C:\Windows\{C39AE31C-ED34-41e8-9FB7-1A4BDEC17B1F}.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:6020
            • C:\Windows\{0D535838-6633-419c-A096-A4E1E03CF921}.exe
              C:\Windows\{0D535838-6633-419c-A096-A4E1E03CF921}.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:5400
              • C:\Windows\{AA5248E2-DCBC-4163-9264-6FB52CD3D4C6}.exe
                C:\Windows\{AA5248E2-DCBC-4163-9264-6FB52CD3D4C6}.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:6132
                • C:\Windows\{7A605F65-67E5-4a6c-A635-E490DC0CE0BD}.exe
                  C:\Windows\{7A605F65-67E5-4a6c-A635-E490DC0CE0BD}.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:3452
                  • C:\Windows\{255F17AE-B90A-4397-9167-675FC4BEE579}.exe
                    C:\Windows\{255F17AE-B90A-4397-9167-675FC4BEE579}.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:2556
                    • C:\Windows\{03EFCD6F-B5AC-4d8e-883A-4F960F3A45E1}.exe
                      C:\Windows\{03EFCD6F-B5AC-4d8e-883A-4F960F3A45E1}.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:1060
                      • C:\Windows\{C0EEBBEC-831A-4f9a-AC73-8B2C98D1A3B2}.exe
                        C:\Windows\{C0EEBBEC-831A-4f9a-AC73-8B2C98D1A3B2}.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:4380
                        • C:\Windows\{24327718-6232-4a7d-B86C-A9D66EA0AFFE}.exe
                          C:\Windows\{24327718-6232-4a7d-B86C-A9D66EA0AFFE}.exe
                          12⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:4596
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c del C:\Windows\{C0EEB~1.EXE > nul
                          12⤵
                          • Executes a command shell one-liner
                          • System Location Discovery: System Language Discovery
                          PID:5968
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c del C:\Windows\{03EFC~1.EXE > nul
                        11⤵
                        • Executes a command shell one-liner
                        • System Location Discovery: System Language Discovery
                        PID:5296
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c del C:\Windows\{255F1~1.EXE > nul
                      10⤵
                      • Executes a command shell one-liner
                      • System Location Discovery: System Language Discovery
                      PID:1692
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c del C:\Windows\{7A605~1.EXE > nul
                    9⤵
                    • Executes a command shell one-liner
                    • System Location Discovery: System Language Discovery
                    PID:784
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{AA524~1.EXE > nul
                  8⤵
                  • Executes a command shell one-liner
                  • System Location Discovery: System Language Discovery
                  PID:1612
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{0D535~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:5080
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{C39AE~1.EXE > nul
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              PID:4260
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{91CC4~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:4844
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{24E99~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:5892
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{74E21~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:4208
    • 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:252

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {03EFCD6F-B5AC-4d8e-883A-4F960F3A45E1}.exe

        • Path C:\Windows\{03EFCD6F-B5AC-4d8e-883A-4F960F3A45E1}.exe
        • Size 60KB
        • SHA256 7d1dd899e28f754a290eaaa7ba434c0cbe4fd2490ec34a029c9d58b9d919f0b2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {0D535838-6633-419c-A096-A4E1E03CF921}.exe

        • Path C:\Windows\{0D535838-6633-419c-A096-A4E1E03CF921}.exe
        • Size 60KB
        • SHA256 ea0d30d2e4713919f28b5db7826ac46f079c1ab508da45c673553f562ee4e824
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {24327718-6232-4a7d-B86C-A9D66EA0AFFE}.exe

        • Path C:\Windows\{24327718-6232-4a7d-B86C-A9D66EA0AFFE}.exe
        • Size 60KB
        • SHA256 0c66e401ce3bf09f9280822c2f705cc0cba4ee9199857a18bfb8e3ec7982e426
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {24E997BB-8694-43f2-AD5E-C10A0ADDD02B}.exe

        • Path C:\Windows\{24E997BB-8694-43f2-AD5E-C10A0ADDD02B}.exe
        • Size 60KB
        • SHA256 e83e2499037863843adde539b4a80d47b525ff531675c4ae92040036790bb055
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {255F17AE-B90A-4397-9167-675FC4BEE579}.exe

        • Path C:\Windows\{255F17AE-B90A-4397-9167-675FC4BEE579}.exe
        • Size 60KB
        • SHA256 72c45091c555bb9eac4be9a93cf1795edbc92e0b341bb8588c3a868983592c80
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {74E2132E-BCE0-49a7-8F62-B78063B76883}.exe

        • Path C:\Windows\{74E2132E-BCE0-49a7-8F62-B78063B76883}.exe
        • Size 60KB
        • SHA256 0ac73f59a3f74759a030ae8cbe1b2242ea2f7c4335b18b8510cba77023dd18c3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {7A605F65-67E5-4a6c-A635-E490DC0CE0BD}.exe

        • Path C:\Windows\{7A605F65-67E5-4a6c-A635-E490DC0CE0BD}.exe
        • Size 60KB
        • SHA256 fefe01bfa2c9c26326707156e86c89bb1bf02b0cc9d1e790e758627fa6109835
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {91CC42BD-7405-4b24-94CF-D925E51CAB4B}.exe

        • Path C:\Windows\{91CC42BD-7405-4b24-94CF-D925E51CAB4B}.exe
        • Size 60KB
        • SHA256 0b60615bb429271446a16850215696834f871e96f31c30f458e412af7f3b3f81
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {AA5248E2-DCBC-4163-9264-6FB52CD3D4C6}.exe

        • Path C:\Windows\{AA5248E2-DCBC-4163-9264-6FB52CD3D4C6}.exe
        • Size 60KB
        • SHA256 b3fab493d575801bab374291e479288784fd3314d2537b547f192be770951b93
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {C0EEBBEC-831A-4f9a-AC73-8B2C98D1A3B2}.exe

        • Path C:\Windows\{C0EEBBEC-831A-4f9a-AC73-8B2C98D1A3B2}.exe
        • Size 60KB
        • SHA256 b33fda0922d75aef7f75a6b5bcbd61f3757ce3b5681378d8e41e94e4acf1618f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {C39AE31C-ED34-41e8-9FB7-1A4BDEC17B1F}.exe

        • Path C:\Windows\{C39AE31C-ED34-41e8-9FB7-1A4BDEC17B1F}.exe
        • Size 60KB
        • SHA256 7d73835ab6d32b521072ea5a2b710ae4c44cde1c06a75e4b468af1b46fc1fd0b
        • MD5 SHA1 SHA512 SSDEEP TLSH