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
    23/10/2026, 08:58

General

  • Target
    2026-10-23_a4ca51ea2ac1fe7865051e1298f3ef68_elex_wannacry.exe
  • Size 60KB
  • Sample261023-kw6kqaxtby
  • SHA256 01a1122e04a7297222c2e2b9a0e36b26907709f8272316a09d9f9afac2b0f24b
  • 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\2026-10-23_a4ca51ea2ac1fe7865051e1298f3ef68_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-23_a4ca51ea2ac1fe7865051e1298f3ef68_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:5440
    • C:\Windows\{DB3EB060-D806-4576-BA2D-22B91A240821}.exe
      C:\Windows\{DB3EB060-D806-4576-BA2D-22B91A240821}.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:2764
      • C:\Windows\{CFE4465F-F246-4705-B48D-E41242F67C7C}.exe
        C:\Windows\{CFE4465F-F246-4705-B48D-E41242F67C7C}.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:3892
        • C:\Windows\{278C05B4-EAB3-4f5c-8D1E-20D8C12D1CBB}.exe
          C:\Windows\{278C05B4-EAB3-4f5c-8D1E-20D8C12D1CBB}.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:356
          • C:\Windows\{53727375-6B55-4786-8AF9-762AA4D8FCC9}.exe
            C:\Windows\{53727375-6B55-4786-8AF9-762AA4D8FCC9}.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:4420
            • C:\Windows\{28F38CE8-263C-4b05-B4F3-D5FA231BA03D}.exe
              C:\Windows\{28F38CE8-263C-4b05-B4F3-D5FA231BA03D}.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:5732
              • C:\Windows\{D391D83B-292A-4948-A275-46E4C81A678B}.exe
                C:\Windows\{D391D83B-292A-4948-A275-46E4C81A678B}.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:1284
                • C:\Windows\{6B790D29-FEF3-4253-8D18-9FE72375F4C0}.exe
                  C:\Windows\{6B790D29-FEF3-4253-8D18-9FE72375F4C0}.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:4816
                  • C:\Windows\{7ABFBBB4-65EA-4dec-9ED5-580CC62C8C26}.exe
                    C:\Windows\{7ABFBBB4-65EA-4dec-9ED5-580CC62C8C26}.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:4588
                    • C:\Windows\{72427317-2D7B-40e1-9E34-5893DECD62C9}.exe
                      C:\Windows\{72427317-2D7B-40e1-9E34-5893DECD62C9}.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:4424
                      • C:\Windows\{B9972103-9E14-438e-93B1-91975C3E6D8E}.exe
                        C:\Windows\{B9972103-9E14-438e-93B1-91975C3E6D8E}.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:2748
                        • C:\Windows\{82B749C4-04CF-4398-8CC0-41187D4A96A9}.exe
                          C:\Windows\{82B749C4-04CF-4398-8CC0-41187D4A96A9}.exe
                          12⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:3648
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c del C:\Windows\{B9972~1.EXE > nul
                          12⤵
                          • Executes a command shell one-liner
                          • System Location Discovery: System Language Discovery
                          PID:5960
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c del C:\Windows\{72427~1.EXE > nul
                        11⤵
                        • 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:\Windows\{7ABFB~1.EXE > nul
                      10⤵
                      • Executes a command shell one-liner
                      • System Location Discovery: System Language Discovery
                      PID:5828
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c del C:\Windows\{6B790~1.EXE > nul
                    9⤵
                    • Executes a command shell one-liner
                    • System Location Discovery: System Language Discovery
                    PID:5900
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{D391D~1.EXE > nul
                  8⤵
                  • Executes a command shell one-liner
                  • System Location Discovery: System Language Discovery
                  PID:4172
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{28F38~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:2264
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{53727~1.EXE > nul
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              PID:2464
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{278C0~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:1680
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{CFE44~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:3696
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{DB3EB~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:4812
    • 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:4328

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {278C05B4-EAB3-4f5c-8D1E-20D8C12D1CBB}.exe

        • Path C:\Windows\{278C05B4-EAB3-4f5c-8D1E-20D8C12D1CBB}.exe
        • Size 60KB
        • SHA256 0aeb285e4639197cdd088f6b6901690a27256568db5fc96caf04763298c21a6f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {28F38CE8-263C-4b05-B4F3-D5FA231BA03D}.exe

        • Path C:\Windows\{28F38CE8-263C-4b05-B4F3-D5FA231BA03D}.exe
        • Size 60KB
        • SHA256 bed0abd385bc4db99559a54aef234a4aa3f598cb069a01b88e4f29735beeab93
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {53727375-6B55-4786-8AF9-762AA4D8FCC9}.exe

        • Path C:\Windows\{53727375-6B55-4786-8AF9-762AA4D8FCC9}.exe
        • Size 60KB
        • SHA256 b2e3e2af563109f0781b4e45e52b23557065f181c9acf52b9e13f41953a69979
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {6B790D29-FEF3-4253-8D18-9FE72375F4C0}.exe

        • Path C:\Windows\{6B790D29-FEF3-4253-8D18-9FE72375F4C0}.exe
        • Size 60KB
        • SHA256 a5644c6e8d1529fcb59d060f3797ddb23bfe303fbb4b50e2cf7574e15f75bd00
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {72427317-2D7B-40e1-9E34-5893DECD62C9}.exe

        • Path C:\Windows\{72427317-2D7B-40e1-9E34-5893DECD62C9}.exe
        • Size 60KB
        • SHA256 7dab8f67a235ccfe127134786c01dde4e2813c2cda27c9a8ee06d54c58f79b18
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {7ABFBBB4-65EA-4dec-9ED5-580CC62C8C26}.exe

        • Path C:\Windows\{7ABFBBB4-65EA-4dec-9ED5-580CC62C8C26}.exe
        • Size 60KB
        • SHA256 7d01ff637cca858458f7c9b1963841e00676e63ca759ee120d9182f85ad4df15
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {82B749C4-04CF-4398-8CC0-41187D4A96A9}.exe

        • Path C:\Windows\{82B749C4-04CF-4398-8CC0-41187D4A96A9}.exe
        • Size 60KB
        • SHA256 99b4c6553a70ee2081b8ff37ce8e33a5e9dcc6c90ea69487d016fc149ee2e270
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {B9972103-9E14-438e-93B1-91975C3E6D8E}.exe

        • Path C:\Windows\{B9972103-9E14-438e-93B1-91975C3E6D8E}.exe
        • Size 60KB
        • SHA256 6c254572748d5b717121b7b509e957678a09e5592f037b6864b4ce1f7c6490f2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {CFE4465F-F246-4705-B48D-E41242F67C7C}.exe

        • Path C:\Windows\{CFE4465F-F246-4705-B48D-E41242F67C7C}.exe
        • Size 60KB
        • SHA256 334f3d2dd2d82f1c6330f10519d3ab6e5095f90d128985f5b25a8245a0fc62bc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {D391D83B-292A-4948-A275-46E4C81A678B}.exe

        • Path C:\Windows\{D391D83B-292A-4948-A275-46E4C81A678B}.exe
        • Size 60KB
        • SHA256 9221c0bdc5430972c07adf19f7d1dd370b7ff1a692e2c0a2360df262d1fcacd7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {DB3EB060-D806-4576-BA2D-22B91A240821}.exe

        • Path C:\Windows\{DB3EB060-D806-4576-BA2D-22B91A240821}.exe
        • Size 60KB
        • SHA256 ea879c349d43e251c32ec9f92755c069abe517d416c03d0174788493392685ad
        • MD5 SHA1 SHA512 SSDEEP TLSH