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
    20/10/2026, 02:57

General

  • Target
    2026-10-20_eb4a3a341582a151a0d53a7bc50d2b92_elex_wannacry.exe
  • Size 90KB
  • Sample261020-dflgaagx5p
  • SHA256 913dc857c3573fbf98372ad2b4ffa597cb692d854577dbecee59dc610379b153
  • 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
  • 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\2026-10-20_eb4a3a341582a151a0d53a7bc50d2b92_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-20_eb4a3a341582a151a0d53a7bc50d2b92_elex_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:5952
    • C:\Windows\{FC70BF52-EF70-490e-8E52-655CD93FDDC7}.exe
      C:\Windows\{FC70BF52-EF70-490e-8E52-655CD93FDDC7}.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:568
      • C:\Windows\{54547329-0CD1-4490-800D-BA662180A1CF}.exe
        C:\Windows\{54547329-0CD1-4490-800D-BA662180A1CF}.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:724
        • C:\Windows\{4EA17303-5197-4438-AB8E-480C5D5768FA}.exe
          C:\Windows\{4EA17303-5197-4438-AB8E-480C5D5768FA}.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:5224
          • C:\Windows\{042EC18B-D68B-4ccf-837A-CDA86EA5B2E0}.exe
            C:\Windows\{042EC18B-D68B-4ccf-837A-CDA86EA5B2E0}.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:5084
            • C:\Windows\{56C00441-E355-41ea-AC2A-823BE83E0B4D}.exe
              C:\Windows\{56C00441-E355-41ea-AC2A-823BE83E0B4D}.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:3444
              • C:\Windows\{EAC6F368-452D-4372-97BB-65B6060998C5}.exe
                C:\Windows\{EAC6F368-452D-4372-97BB-65B6060998C5}.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:124
                • C:\Windows\{ECCCB252-23E9-4c9a-81C3-75DCF22CD57B}.exe
                  C:\Windows\{ECCCB252-23E9-4c9a-81C3-75DCF22CD57B}.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:4072
                  • C:\Windows\{57A6EE52-6D04-4a55-A704-AE75EB03557B}.exe
                    C:\Windows\{57A6EE52-6D04-4a55-A704-AE75EB03557B}.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:5980
                    • C:\Windows\{D8663BF9-1BAE-40a6-A2A9-3CF616C3F5F4}.exe
                      C:\Windows\{D8663BF9-1BAE-40a6-A2A9-3CF616C3F5F4}.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:5252
                      • C:\Windows\{FBCD7988-FDE6-489c-A7BB-176134B2F4ED}.exe
                        C:\Windows\{FBCD7988-FDE6-489c-A7BB-176134B2F4ED}.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:4908
                        • C:\Windows\{2928547C-F4A0-464c-A776-6515A7313C1C}.exe
                          C:\Windows\{2928547C-F4A0-464c-A776-6515A7313C1C}.exe
                          12⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:712
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c del C:\Windows\{FBCD7~1.EXE > nul
                          12⤵
                          • 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\{D8663~1.EXE > nul
                        11⤵
                        • Executes a command shell one-liner
                        • System Location Discovery: System Language Discovery
                        PID:5804
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c del C:\Windows\{57A6E~1.EXE > nul
                      10⤵
                      • Executes a command shell one-liner
                      • System Location Discovery: System Language Discovery
                      PID:4388
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c del C:\Windows\{ECCCB~1.EXE > nul
                    9⤵
                    • Executes a command shell one-liner
                    • System Location Discovery: System Language Discovery
                    PID:5856
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{EAC6F~1.EXE > nul
                  8⤵
                  • 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\{56C00~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:244
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{042EC~1.EXE > nul
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              PID:2992
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{4EA17~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:1884
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{54547~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:5740
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{FC70B~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:3012
    • 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:3116

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {042EC18B-D68B-4ccf-837A-CDA86EA5B2E0}.exe

        • Path C:\Windows\{042EC18B-D68B-4ccf-837A-CDA86EA5B2E0}.exe
        • Size 90KB
        • SHA256 efe8b7f3fda43d57267b06945758fb6f483fb285a66f7bd6878a9d40f8fcff8f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {2928547C-F4A0-464c-A776-6515A7313C1C}.exe

        • Path C:\Windows\{2928547C-F4A0-464c-A776-6515A7313C1C}.exe
        • Size 90KB
        • SHA256 1711f19177e69b8a62cdace3978d9ec4db1989dd4e7f4bf4b983223cf5e932a5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {4EA17303-5197-4438-AB8E-480C5D5768FA}.exe

        • Path C:\Windows\{4EA17303-5197-4438-AB8E-480C5D5768FA}.exe
        • Size 90KB
        • SHA256 cee072b31698798efe4c20a63fca2c1f48988effcf19024e7ab5f4cca0be2082
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {54547329-0CD1-4490-800D-BA662180A1CF}.exe

        • Path C:\Windows\{54547329-0CD1-4490-800D-BA662180A1CF}.exe
        • Size 90KB
        • SHA256 78602a45ccb2636b145afba69ef71a4e994f2562708f68b20f245a43e1486934
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {56C00441-E355-41ea-AC2A-823BE83E0B4D}.exe

        • Path C:\Windows\{56C00441-E355-41ea-AC2A-823BE83E0B4D}.exe
        • Size 90KB
        • SHA256 83163ba0999c9cb8aaf4bda42e911f18e792213a107fae062768c4eee7e36ffb
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {57A6EE52-6D04-4a55-A704-AE75EB03557B}.exe

        • Path C:\Windows\{57A6EE52-6D04-4a55-A704-AE75EB03557B}.exe
        • Size 90KB
        • SHA256 417924aa289d201296d12333cd1bd6d0e10d53456b5bd0fa7b7b1e4a2b356914
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {D8663BF9-1BAE-40a6-A2A9-3CF616C3F5F4}.exe

        • Path C:\Windows\{D8663BF9-1BAE-40a6-A2A9-3CF616C3F5F4}.exe
        • Size 90KB
        • SHA256 1b93c1197b08cb02d512e1b85cff1e314e41dcf1c95afed516d69f353ed390ed
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {EAC6F368-452D-4372-97BB-65B6060998C5}.exe

        • Path C:\Windows\{EAC6F368-452D-4372-97BB-65B6060998C5}.exe
        • Size 90KB
        • SHA256 728fd91f4bc64881ffb425fdfcbfd652b6bf39e0b914c47f88551c6cec274d22
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {ECCCB252-23E9-4c9a-81C3-75DCF22CD57B}.exe

        • Path C:\Windows\{ECCCB252-23E9-4c9a-81C3-75DCF22CD57B}.exe
        • Size 90KB
        • SHA256 c089ff72cff3673ff90f2c8d406c7c30ae3a070b95fbf11ee77af36e136c73c2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {FBCD7988-FDE6-489c-A7BB-176134B2F4ED}.exe

        • Path C:\Windows\{FBCD7988-FDE6-489c-A7BB-176134B2F4ED}.exe
        • Size 90KB
        • SHA256 6618779af7dd9af96c9ba021a739c1f0481f4eb6195643e84554562d171c430f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {FC70BF52-EF70-490e-8E52-655CD93FDDC7}.exe

        • Path C:\Windows\{FC70BF52-EF70-490e-8E52-655CD93FDDC7}.exe
        • Size 90KB
        • SHA256 36c0c9855e7e95a2e4f503aaaa58d8f63c0e933356a3c7b10f699fd46173bb15
        • MD5 SHA1 SHA512 SSDEEP TLSH