Analysis

  • max time kernel
    150s
  • 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
    23/10/2026, 04:23

General

  • Target
    2026-10-22_e9bc70548648630534c1f009c39b8730_elex_wannacry.exe
  • Size 76KB
  • Sample261023-ezryvaby6r
  • SHA256 3a10b9ac91173f7abe8c6955f22701616a0045b750351ae0f1bace51a2dd1fb3
  • 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\2026-10-22_e9bc70548648630534c1f009c39b8730_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-22_e9bc70548648630534c1f009c39b8730_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:4908
    • C:\Windows\{2349CCAB-D909-473d-8BE7-C4C51168A8A5}.exe
      C:\Windows\{2349CCAB-D909-473d-8BE7-C4C51168A8A5}.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:5468
      • C:\Windows\{E5CAB832-51FB-4332-8B26-040A30F5CEA9}.exe
        C:\Windows\{E5CAB832-51FB-4332-8B26-040A30F5CEA9}.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:632
        • C:\Windows\{D71CFB75-9505-406f-941D-9F5187863403}.exe
          C:\Windows\{D71CFB75-9505-406f-941D-9F5187863403}.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:2524
          • C:\Windows\{AD767590-F764-4ba6-9D61-7E706FACB775}.exe
            C:\Windows\{AD767590-F764-4ba6-9D61-7E706FACB775}.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:3188
            • C:\Windows\{13152CD4-61B7-476e-B4D3-51FFFA9861FF}.exe
              C:\Windows\{13152CD4-61B7-476e-B4D3-51FFFA9861FF}.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:3696
              • C:\Windows\{0FE434DF-2FD1-4f33-9E84-C13315B4AE6E}.exe
                C:\Windows\{0FE434DF-2FD1-4f33-9E84-C13315B4AE6E}.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:968
                • C:\Windows\{8CD2EF41-B73A-4384-81B4-91C9E0AA7B31}.exe
                  C:\Windows\{8CD2EF41-B73A-4384-81B4-91C9E0AA7B31}.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:1376
                  • C:\Windows\{8E9A1AA0-04FE-4562-A148-3B2531346E50}.exe
                    C:\Windows\{8E9A1AA0-04FE-4562-A148-3B2531346E50}.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:1984
                    • C:\Windows\{F5949168-F75F-4a05-BEE4-C2D56DACC874}.exe
                      C:\Windows\{F5949168-F75F-4a05-BEE4-C2D56DACC874}.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:5068
                      • C:\Windows\{463D2615-25F3-422b-8EE8-8ECC826C8FFD}.exe
                        C:\Windows\{463D2615-25F3-422b-8EE8-8ECC826C8FFD}.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:768
                        • C:\Windows\{648A80AB-6B89-4f42-87BB-5255775C2376}.exe
                          C:\Windows\{648A80AB-6B89-4f42-87BB-5255775C2376}.exe
                          12⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:1708
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c del C:\Windows\{463D2~1.EXE > nul
                          12⤵
                          • Executes a command shell one-liner
                          • System Location Discovery: System Language Discovery
                          PID:2856
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c del C:\Windows\{F5949~1.EXE > nul
                        11⤵
                        • Executes a command shell one-liner
                        • System Location Discovery: System Language Discovery
                        PID:2176
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c del C:\Windows\{8E9A1~1.EXE > nul
                      10⤵
                      • Executes a command shell one-liner
                      • System Location Discovery: System Language Discovery
                      PID:2772
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c del C:\Windows\{8CD2E~1.EXE > nul
                    9⤵
                    • Executes a command shell one-liner
                    • System Location Discovery: System Language Discovery
                    PID:5980
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{0FE43~1.EXE > nul
                  8⤵
                  • Executes a command shell one-liner
                  • System Location Discovery: System Language Discovery
                  PID:1868
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{13152~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:1924
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{AD767~1.EXE > nul
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              PID:2512
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{D71CF~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:3396
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{E5CAB~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:3964
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{2349C~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:4672
    • 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:5532

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {0FE434DF-2FD1-4f33-9E84-C13315B4AE6E}.exe

        • Path C:\Windows\{0FE434DF-2FD1-4f33-9E84-C13315B4AE6E}.exe
        • Size 76KB
        • SHA256 558a27bdba4e2df0e3db87773841dff043a2ef8a6fb58544f916eaa62bc4bcf2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {13152CD4-61B7-476e-B4D3-51FFFA9861FF}.exe

        • Path C:\Windows\{13152CD4-61B7-476e-B4D3-51FFFA9861FF}.exe
        • Size 76KB
        • SHA256 096b1e94478211520d17782a621c55beb2390f0203be4d69da4f6c80e97b09f9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {2349CCAB-D909-473d-8BE7-C4C51168A8A5}.exe

        • Path C:\Windows\{2349CCAB-D909-473d-8BE7-C4C51168A8A5}.exe
        • Size 76KB
        • SHA256 9584e916380223c04c12bc2ea03aefd1f6a6ed4a90b5ce4860f7e0423f19e58f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {463D2615-25F3-422b-8EE8-8ECC826C8FFD}.exe

        • Path C:\Windows\{463D2615-25F3-422b-8EE8-8ECC826C8FFD}.exe
        • Size 76KB
        • SHA256 7d270d4638062a9e2fcdfa633c253fa2c369aa5dcb6a924d5387b502b718db15
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {648A80AB-6B89-4f42-87BB-5255775C2376}.exe

        • Path C:\Windows\{648A80AB-6B89-4f42-87BB-5255775C2376}.exe
        • Size 76KB
        • SHA256 f5686c9cf8c452b20152cd340aaeb02b613aec5c3bca9e89aabd2fdfbd9f9036
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {8CD2EF41-B73A-4384-81B4-91C9E0AA7B31}.exe

        • Path C:\Windows\{8CD2EF41-B73A-4384-81B4-91C9E0AA7B31}.exe
        • Size 76KB
        • SHA256 41af1e655ee1de744c2d9fba86fe60fb9d93c5a76ec299f6d71af287b80811a1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {8E9A1AA0-04FE-4562-A148-3B2531346E50}.exe

        • Path C:\Windows\{8E9A1AA0-04FE-4562-A148-3B2531346E50}.exe
        • Size 76KB
        • SHA256 978562b3876d94c02ec6c999ba77bfa2d32ed3e55d2e127484021947ba3df1f5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {AD767590-F764-4ba6-9D61-7E706FACB775}.exe

        • Path C:\Windows\{AD767590-F764-4ba6-9D61-7E706FACB775}.exe
        • Size 76KB
        • SHA256 8444d741d8c65aa8a54f9692b1271811a8b2f0ee85cf209b5106ce128aaf3c2d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {D71CFB75-9505-406f-941D-9F5187863403}.exe

        • Path C:\Windows\{D71CFB75-9505-406f-941D-9F5187863403}.exe
        • Size 76KB
        • SHA256 0e9adb1a02d42dee39cb9c143fef3bd5b5d112224ec6bd6e1521507a3b33abe0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {E5CAB832-51FB-4332-8B26-040A30F5CEA9}.exe

        • Path C:\Windows\{E5CAB832-51FB-4332-8B26-040A30F5CEA9}.exe
        • Size 76KB
        • SHA256 1569a57cc4c672658950c50aa41022aa03566cb32f4e1be72c2c5420c0336dc2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {F5949168-F75F-4a05-BEE4-C2D56DACC874}.exe

        • Path C:\Windows\{F5949168-F75F-4a05-BEE4-C2D56DACC874}.exe
        • Size 76KB
        • SHA256 6cead941997fd83673b2ca04b99a34cd8a2c3145b825c08cf12aa45e57838e10
        • MD5 SHA1 SHA512 SSDEEP TLSH