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
    27/10/2026, 00:54

General

  • Target
    2026-10-26_fece74c8b74dfb9102b95666a4024957_elex_wannacry.exe
  • Size 79KB
  • Sample261027-a9flcaxv3p
  • SHA256 df14481022a3ddc5f9ec80fed4bcd8f79de095dafb6549dbe37b5896ed868c81
  • 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\2026-10-26_fece74c8b74dfb9102b95666a4024957_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-26_fece74c8b74dfb9102b95666a4024957_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:4952
    • C:\Windows\{8F968342-EA62-46a2-AEBD-D66BB9B2DC68}.exe
      C:\Windows\{8F968342-EA62-46a2-AEBD-D66BB9B2DC68}.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:708
      • C:\Windows\{DC48D221-A99E-4594-80FE-B5351F9A14A1}.exe
        C:\Windows\{DC48D221-A99E-4594-80FE-B5351F9A14A1}.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:4160
        • C:\Windows\{73D4FCC5-322F-4b04-A0CD-45B6FAEED253}.exe
          C:\Windows\{73D4FCC5-322F-4b04-A0CD-45B6FAEED253}.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:5412
          • C:\Windows\{FB92B018-403F-45b2-B500-B91F5D8C6D22}.exe
            C:\Windows\{FB92B018-403F-45b2-B500-B91F5D8C6D22}.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:3280
            • C:\Windows\{F30AF287-5CD6-43da-B570-39C75300C857}.exe
              C:\Windows\{F30AF287-5CD6-43da-B570-39C75300C857}.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:4176
              • C:\Windows\{2B8D0343-824E-47d3-8C71-7CBF4022F808}.exe
                C:\Windows\{2B8D0343-824E-47d3-8C71-7CBF4022F808}.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:896
                • C:\Windows\{228E129E-0208-4180-82D5-8CBA4BA14317}.exe
                  C:\Windows\{228E129E-0208-4180-82D5-8CBA4BA14317}.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:5596
                  • C:\Windows\{246DE00B-5306-429c-B6EB-B29EE0E5D0B3}.exe
                    C:\Windows\{246DE00B-5306-429c-B6EB-B29EE0E5D0B3}.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:4240
                    • C:\Windows\{A3B0827F-6469-4791-B838-A33DA5FA32ED}.exe
                      C:\Windows\{A3B0827F-6469-4791-B838-A33DA5FA32ED}.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:2772
                      • C:\Windows\{9ACA06C3-2E86-4f43-9215-B0A43F307869}.exe
                        C:\Windows\{9ACA06C3-2E86-4f43-9215-B0A43F307869}.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:800
                        • C:\Windows\{3EE25FA8-708B-46a0-A04A-8A6337D72813}.exe
                          C:\Windows\{3EE25FA8-708B-46a0-A04A-8A6337D72813}.exe
                          12⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:2268
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c del C:\Windows\{9ACA0~1.EXE > nul
                          12⤵
                          • Executes a command shell one-liner
                          • System Location Discovery: System Language Discovery
                          PID:864
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c del C:\Windows\{A3B08~1.EXE > nul
                        11⤵
                        • Executes a command shell one-liner
                        • System Location Discovery: System Language Discovery
                        PID:2016
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c del C:\Windows\{246DE~1.EXE > nul
                      10⤵
                      • Executes a command shell one-liner
                      • System Location Discovery: System Language Discovery
                      PID:1080
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c del C:\Windows\{228E1~1.EXE > nul
                    9⤵
                    • Executes a command shell one-liner
                    • System Location Discovery: System Language Discovery
                    PID:4336
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{2B8D0~1.EXE > nul
                  8⤵
                  • Executes a command shell one-liner
                  • System Location Discovery: System Language Discovery
                  PID:5384
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{F30AF~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:3044
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{FB92B~1.EXE > nul
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              PID:4340
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{73D4F~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:3888
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{DC48D~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:3204
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{8F968~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:2812
    • 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:1048

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {228E129E-0208-4180-82D5-8CBA4BA14317}.exe

        • Path C:\Windows\{228E129E-0208-4180-82D5-8CBA4BA14317}.exe
        • Size 79KB
        • SHA256 34d252223c20209a418e820c464cac3ea3c521120d5fda659dbb4e5667b1e857
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {246DE00B-5306-429c-B6EB-B29EE0E5D0B3}.exe

        • Path C:\Windows\{246DE00B-5306-429c-B6EB-B29EE0E5D0B3}.exe
        • Size 79KB
        • SHA256 f03dbdaa46f078ea3ca96ee6d3d2f95b130d49670e1e1232dde4e891d85ce33f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {2B8D0343-824E-47d3-8C71-7CBF4022F808}.exe

        • Path C:\Windows\{2B8D0343-824E-47d3-8C71-7CBF4022F808}.exe
        • Size 79KB
        • SHA256 f3b36e0512ee649d515f1ca78778a83129f95507afd213bf8a0af8f96284bcfe
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {3EE25FA8-708B-46a0-A04A-8A6337D72813}.exe

        • Path C:\Windows\{3EE25FA8-708B-46a0-A04A-8A6337D72813}.exe
        • Size 79KB
        • SHA256 85a336d7bb602e0fd268262a9dc187982542ae7037167b708662dcac22ccc19b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {73D4FCC5-322F-4b04-A0CD-45B6FAEED253}.exe

        • Path C:\Windows\{73D4FCC5-322F-4b04-A0CD-45B6FAEED253}.exe
        • Size 79KB
        • SHA256 ebb39acb4907de26b4c0df54d5a708cecebd46630bf2b22f08fb0cdbd6d2ca58
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {8F968342-EA62-46a2-AEBD-D66BB9B2DC68}.exe

        • Path C:\Windows\{8F968342-EA62-46a2-AEBD-D66BB9B2DC68}.exe
        • Size 79KB
        • SHA256 085a5fff457ab0dd82fec2c62a4dbd28cafd0593441ebe75df36643efd951b7e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {9ACA06C3-2E86-4f43-9215-B0A43F307869}.exe

        • Path C:\Windows\{9ACA06C3-2E86-4f43-9215-B0A43F307869}.exe
        • Size 79KB
        • SHA256 0e968ccf294390165883d1b2e69fcc76c608d2aed2a91524b1e1317c1bc93112
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {A3B0827F-6469-4791-B838-A33DA5FA32ED}.exe

        • Path C:\Windows\{A3B0827F-6469-4791-B838-A33DA5FA32ED}.exe
        • Size 79KB
        • SHA256 628d0a47613055ddee053c496bfeb8bc3b05dad2377b8c4e6126ce9c7349265e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {DC48D221-A99E-4594-80FE-B5351F9A14A1}.exe

        • Path C:\Windows\{DC48D221-A99E-4594-80FE-B5351F9A14A1}.exe
        • Size 79KB
        • SHA256 7156cf9974ac6998317f00d387a8262b3f2da013f69b57721466a9cf1f6e3da5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {F30AF287-5CD6-43da-B570-39C75300C857}.exe

        • Path C:\Windows\{F30AF287-5CD6-43da-B570-39C75300C857}.exe
        • Size 79KB
        • SHA256 2017460d1866a2547b90224229a66d654ea9bf76baa930c32238d9bae2f61da4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {FB92B018-403F-45b2-B500-B91F5D8C6D22}.exe

        • Path C:\Windows\{FB92B018-403F-45b2-B500-B91F5D8C6D22}.exe
        • Size 79KB
        • SHA256 ee01b717b95298fa360f927ff6df084a69838f16211c8fc1eebcb5828594d7c3
        • MD5 SHA1 SHA512 SSDEEP TLSH