Analysis

  • max time kernel
    149s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    14/10/2026, 04:35

General

  • Target
    2026-10-13_d879ae32e97ccaa8a58039449ff41fd5_elex_remcos_wannacry.exe
  • Size 59KB
  • Sample261014-e724saws2q
  • SHA256 414b6a0450834fc54d25c531fefac4914d3bc2b001ed2c3d0f27dd3aacf88652
  • 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\2026-10-13_d879ae32e97ccaa8a58039449ff41fd5_elex_remcos_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-13_d879ae32e97ccaa8a58039449ff41fd5_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:4444
    • C:\Windows\{CBC028FD-5A6D-468e-9DBF-27AEA1D99FBB}.exe
      C:\Windows\{CBC028FD-5A6D-468e-9DBF-27AEA1D99FBB}.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:1156
      • C:\Windows\{83586B20-A7F3-4d20-85AE-89C3DC2C339F}.exe
        C:\Windows\{83586B20-A7F3-4d20-85AE-89C3DC2C339F}.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:220
        • C:\Windows\{6B0A8729-1156-4a36-ACFD-6914F0116A9A}.exe
          C:\Windows\{6B0A8729-1156-4a36-ACFD-6914F0116A9A}.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:2080
          • C:\Windows\{5189AB9D-D5D7-46a6-916B-33143C3F67A0}.exe
            C:\Windows\{5189AB9D-D5D7-46a6-916B-33143C3F67A0}.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:4204
            • C:\Windows\{C56C58EA-2B78-4cd3-9DD6-E94FA1613C1D}.exe
              C:\Windows\{C56C58EA-2B78-4cd3-9DD6-E94FA1613C1D}.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:3204
              • C:\Windows\{FD4948B8-8518-477c-8963-F9993308A887}.exe
                C:\Windows\{FD4948B8-8518-477c-8963-F9993308A887}.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:4800
                • C:\Windows\{86FF17A1-39D2-4fd8-999A-987192738161}.exe
                  C:\Windows\{86FF17A1-39D2-4fd8-999A-987192738161}.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:4832
                  • C:\Windows\{DCA3EAE6-A29C-49da-8D05-8845D3CA2463}.exe
                    C:\Windows\{DCA3EAE6-A29C-49da-8D05-8845D3CA2463}.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:4228
                    • C:\Windows\{8401EEFD-2DB5-4cc3-9F09-72B475332176}.exe
                      C:\Windows\{8401EEFD-2DB5-4cc3-9F09-72B475332176}.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:2976
                      • C:\Windows\{E1AF45EE-7AED-49a6-BD88-52C9FD34609A}.exe
                        C:\Windows\{E1AF45EE-7AED-49a6-BD88-52C9FD34609A}.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:1840
                        • C:\Windows\{05DAF9AA-7D03-4531-AE81-66D3EF00F702}.exe
                          C:\Windows\{05DAF9AA-7D03-4531-AE81-66D3EF00F702}.exe
                          12⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:2292
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c del C:\Windows\{E1AF4~1.EXE > nul
                          12⤵
                          • Executes a command shell one-liner
                          • System Location Discovery: System Language Discovery
                          PID:3624
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c del C:\Windows\{8401E~1.EXE > nul
                        11⤵
                        • Executes a command shell one-liner
                        • System Location Discovery: System Language Discovery
                        PID:3528
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c del C:\Windows\{DCA3E~1.EXE > nul
                      10⤵
                      • Executes a command shell one-liner
                      • System Location Discovery: System Language Discovery
                      PID:4756
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c del C:\Windows\{86FF1~1.EXE > nul
                    9⤵
                    • Executes a command shell one-liner
                    • System Location Discovery: System Language Discovery
                    PID:3164
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{FD494~1.EXE > nul
                  8⤵
                  • Executes a command shell one-liner
                  • System Location Discovery: System Language Discovery
                  PID:1416
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{C56C5~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:1696
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{5189A~1.EXE > nul
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              PID:1672
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{6B0A8~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:2452
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{83586~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:4740
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{CBC02~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:2340
    • 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:1100

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {05DAF9AA-7D03-4531-AE81-66D3EF00F702}.exe

        • Path C:\Windows\{05DAF9AA-7D03-4531-AE81-66D3EF00F702}.exe
        • Size 59KB
        • SHA256 378db2d531ca9945773d79797f28431c55bfad6fac50d79257cfbac9a2ffdf61
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {5189AB9D-D5D7-46a6-916B-33143C3F67A0}.exe

        • Path C:\Windows\{5189AB9D-D5D7-46a6-916B-33143C3F67A0}.exe
        • Size 59KB
        • SHA256 9d63c9fb429882bc04f99f1b401f79761df911deb9ab97b61509fb7380fea70c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {6B0A8729-1156-4a36-ACFD-6914F0116A9A}.exe

        • Path C:\Windows\{6B0A8729-1156-4a36-ACFD-6914F0116A9A}.exe
        • Size 59KB
        • SHA256 c49da6d2d93869275ca69679c7b99aba43ab89b0e6edeb73a069be3d5828d31a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {83586B20-A7F3-4d20-85AE-89C3DC2C339F}.exe

        • Path C:\Windows\{83586B20-A7F3-4d20-85AE-89C3DC2C339F}.exe
        • Size 59KB
        • SHA256 b44860813a8a5eab05034485f49f1bdda540929011f6bae8977247bd098d9c3a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {8401EEFD-2DB5-4cc3-9F09-72B475332176}.exe

        • Path C:\Windows\{8401EEFD-2DB5-4cc3-9F09-72B475332176}.exe
        • Size 59KB
        • SHA256 3f1a251b9c9aee68c382e41c2984f8c322ca0ca275bc13ba53a32c89e83e5a3f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {86FF17A1-39D2-4fd8-999A-987192738161}.exe

        • Path C:\Windows\{86FF17A1-39D2-4fd8-999A-987192738161}.exe
        • Size 59KB
        • SHA256 eee6651849267c623684844a20fdbcb4872de5985558f365226c9c3fe5a51e5f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {C56C58EA-2B78-4cd3-9DD6-E94FA1613C1D}.exe

        • Path C:\Windows\{C56C58EA-2B78-4cd3-9DD6-E94FA1613C1D}.exe
        • Size 59KB
        • SHA256 0ea8d85392780e62b77c6fdef42fb9ad3f5eeeef2054b84ad6284f55e6875dd1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {CBC028FD-5A6D-468e-9DBF-27AEA1D99FBB}.exe

        • Path C:\Windows\{CBC028FD-5A6D-468e-9DBF-27AEA1D99FBB}.exe
        • Size 59KB
        • SHA256 5b6e7387d6048fc11cfa335de6989dbfc0b4522fda177c0c1d912f5756cd21b6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {DCA3EAE6-A29C-49da-8D05-8845D3CA2463}.exe

        • Path C:\Windows\{DCA3EAE6-A29C-49da-8D05-8845D3CA2463}.exe
        • Size 59KB
        • SHA256 708d98d55428d302329d7d51dd098aac063b5d6349f126b76cc8cb7063ba39cc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {E1AF45EE-7AED-49a6-BD88-52C9FD34609A}.exe

        • Path C:\Windows\{E1AF45EE-7AED-49a6-BD88-52C9FD34609A}.exe
        • Size 59KB
        • SHA256 ef9fd265051daf72eb28f1649d00d00f6fb2e064b85ac4bd8256c6a768c672f6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {FD4948B8-8518-477c-8963-F9993308A887}.exe

        • Path C:\Windows\{FD4948B8-8518-477c-8963-F9993308A887}.exe
        • Size 59KB
        • SHA256 7b1572228b9f9d512813f435815a534943a650a9a716fca659de864809f89ebf
        • MD5 SHA1 SHA512 SSDEEP TLSH