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
    13/11/2026, 04:48

General

  • Target
    2026-11-12_3ebd4ec7e5fa3b987da027ba47385c35_elex_remcos_wannacry.exe
  • Size 60KB
  • Sample261113-ffe1lsfw91
  • SHA256 4c341e26f4c6de916fdcbad753e6bd002220575962e84487142ea4f909293762
  • 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\2026-11-12_3ebd4ec7e5fa3b987da027ba47385c35_elex_remcos_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-11-12_3ebd4ec7e5fa3b987da027ba47385c35_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:4844
    • C:\Windows\{10FF0C0D-55C1-46ef-AE55-69A4CBF9196A}.exe
      C:\Windows\{10FF0C0D-55C1-46ef-AE55-69A4CBF9196A}.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:1412
      • C:\Windows\{B40D3CA4-0739-4f7e-AC25-648179FAC090}.exe
        C:\Windows\{B40D3CA4-0739-4f7e-AC25-648179FAC090}.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:2148
        • C:\Windows\{D2EF0346-E773-47bc-BB87-15DBCEB0E686}.exe
          C:\Windows\{D2EF0346-E773-47bc-BB87-15DBCEB0E686}.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:1828
          • C:\Windows\{130886DB-CFFE-453f-89BD-ECF51B18CE43}.exe
            C:\Windows\{130886DB-CFFE-453f-89BD-ECF51B18CE43}.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:364
            • C:\Windows\{D2488627-6B18-44f7-B181-9A488FF93712}.exe
              C:\Windows\{D2488627-6B18-44f7-B181-9A488FF93712}.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:4264
              • C:\Windows\{1EA15363-10A5-4613-A1CC-4B26561C0433}.exe
                C:\Windows\{1EA15363-10A5-4613-A1CC-4B26561C0433}.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:5424
                • C:\Windows\{8EA7D2AC-02E3-4991-AED9-8A1B8BB16A35}.exe
                  C:\Windows\{8EA7D2AC-02E3-4991-AED9-8A1B8BB16A35}.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:1788
                  • C:\Windows\{D26A95B1-4566-46dd-9CCB-EE7B6C9EE9D3}.exe
                    C:\Windows\{D26A95B1-4566-46dd-9CCB-EE7B6C9EE9D3}.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:3848
                    • C:\Windows\{296B82F5-AB1C-4fc1-9042-6B52D6EBE27D}.exe
                      C:\Windows\{296B82F5-AB1C-4fc1-9042-6B52D6EBE27D}.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:4860
                      • C:\Windows\{DB6E4F61-0F99-46c7-AB63-CCEF315486A5}.exe
                        C:\Windows\{DB6E4F61-0F99-46c7-AB63-CCEF315486A5}.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:3100
                        • C:\Windows\{D653000A-CFFC-4686-858C-53740CF8EB79}.exe
                          C:\Windows\{D653000A-CFFC-4686-858C-53740CF8EB79}.exe
                          12⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:2012
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c del C:\Windows\{DB6E4~1.EXE > nul
                          12⤵
                          • Executes a command shell one-liner
                          • System Location Discovery: System Language Discovery
                          PID:5736
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c del C:\Windows\{296B8~1.EXE > nul
                        11⤵
                        • Executes a command shell one-liner
                        • System Location Discovery: System Language Discovery
                        PID:3976
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c del C:\Windows\{D26A9~1.EXE > nul
                      10⤵
                      • Executes a command shell one-liner
                      • System Location Discovery: System Language Discovery
                      PID:5988
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c del C:\Windows\{8EA7D~1.EXE > nul
                    9⤵
                    • Executes a command shell one-liner
                    • System Location Discovery: System Language Discovery
                    PID:4644
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{1EA15~1.EXE > nul
                  8⤵
                  • Executes a command shell one-liner
                  • System Location Discovery: System Language Discovery
                  PID:5724
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{D2488~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:3672
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{13088~1.EXE > nul
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              PID:1516
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{D2EF0~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:264
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{B40D3~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:2520
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{10FF0~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:2816
    • 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:1136

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {10FF0C0D-55C1-46ef-AE55-69A4CBF9196A}.exe

        • Path C:\Windows\{10FF0C0D-55C1-46ef-AE55-69A4CBF9196A}.exe
        • Size 60KB
        • SHA256 47bdc9e75a87b8fe17f4bd445291379c81bb27dd19c1c153d11bfe52d75efbc8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {130886DB-CFFE-453f-89BD-ECF51B18CE43}.exe

        • Path C:\Windows\{130886DB-CFFE-453f-89BD-ECF51B18CE43}.exe
        • Size 60KB
        • SHA256 829e1972b9e230548582eb627e344718d7fafec42da6a10ae847f59fa9e00882
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {1EA15363-10A5-4613-A1CC-4B26561C0433}.exe

        • Path C:\Windows\{1EA15363-10A5-4613-A1CC-4B26561C0433}.exe
        • Size 60KB
        • SHA256 8489457b138067bbaeecf49a1a802f07e0b8de221f880c5996cd54812e9c6f28
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {296B82F5-AB1C-4fc1-9042-6B52D6EBE27D}.exe

        • Path C:\Windows\{296B82F5-AB1C-4fc1-9042-6B52D6EBE27D}.exe
        • Size 60KB
        • SHA256 ac8c177a379335837ad8a8f3cf683160c62268f1e65ab77f14a28109a8d8e44c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {8EA7D2AC-02E3-4991-AED9-8A1B8BB16A35}.exe

        • Path C:\Windows\{8EA7D2AC-02E3-4991-AED9-8A1B8BB16A35}.exe
        • Size 60KB
        • SHA256 e0b422149d04a505233cf9d6fd13776ec1fce3ca925c2406caa3bf876c04bfbc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {B40D3CA4-0739-4f7e-AC25-648179FAC090}.exe

        • Path C:\Windows\{B40D3CA4-0739-4f7e-AC25-648179FAC090}.exe
        • Size 60KB
        • SHA256 8e7adc4c9c11d04d7ebb656a617177243c065d80e1b92bcec58966892350f63a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {D2488627-6B18-44f7-B181-9A488FF93712}.exe

        • Path C:\Windows\{D2488627-6B18-44f7-B181-9A488FF93712}.exe
        • Size 60KB
        • SHA256 c2421169e09cdc93d143ba3e09c74b0373b36f1cba39ca3b22085be8698a45a6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {D26A95B1-4566-46dd-9CCB-EE7B6C9EE9D3}.exe

        • Path C:\Windows\{D26A95B1-4566-46dd-9CCB-EE7B6C9EE9D3}.exe
        • Size 60KB
        • SHA256 b16cb48c35114dfe767b7f1f727e0c7348b57595f057ab6b2fa87e49f56dab7f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {D2EF0346-E773-47bc-BB87-15DBCEB0E686}.exe

        • Path C:\Windows\{D2EF0346-E773-47bc-BB87-15DBCEB0E686}.exe
        • Size 60KB
        • SHA256 b24965dd673e54979345936f07224ecad7a5a1c27adae02b72a37ab0d2be224b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {D653000A-CFFC-4686-858C-53740CF8EB79}.exe

        • Path C:\Windows\{D653000A-CFFC-4686-858C-53740CF8EB79}.exe
        • Size 60KB
        • SHA256 423069a446c494ed0b04e4cf6e1fbe7382106f724edac76d96d148900b83a4fb
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {DB6E4F61-0F99-46c7-AB63-CCEF315486A5}.exe

        • Path C:\Windows\{DB6E4F61-0F99-46c7-AB63-CCEF315486A5}.exe
        • Size 60KB
        • SHA256 a718b15bdb141efe516ed797518c43a37adb319d3d387dd2e0dea53ab0b45d65
        • MD5 SHA1 SHA512 SSDEEP TLSH