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
    26/10/2026, 14:07

General

  • Target
    2026-10-25_bcff12470a431f0ee46c753c78609ddd_elex_wannacry.exe
  • Size 60KB
  • Sample261026-re128set6v
  • SHA256 1dd554804d40a65fe3edfbd92f9d4b465dbbb8c488e2aefa117bdcf587e3486f
  • 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\2026-10-25_bcff12470a431f0ee46c753c78609ddd_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-25_bcff12470a431f0ee46c753c78609ddd_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:3296
    • C:\Windows\{81CFB9F8-0D1D-4509-B900-DF7927317E66}.exe
      C:\Windows\{81CFB9F8-0D1D-4509-B900-DF7927317E66}.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:1140
      • C:\Windows\{FA28774A-97F6-41c7-8C35-0D4D464896F9}.exe
        C:\Windows\{FA28774A-97F6-41c7-8C35-0D4D464896F9}.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:4756
        • C:\Windows\{F0907FC5-A494-42c6-8A4B-1B37E69140B1}.exe
          C:\Windows\{F0907FC5-A494-42c6-8A4B-1B37E69140B1}.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:2760
          • C:\Windows\{FF799E99-F26C-42ed-A78A-CB0F37605CE5}.exe
            C:\Windows\{FF799E99-F26C-42ed-A78A-CB0F37605CE5}.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:2112
            • C:\Windows\{82B8E11D-8453-4069-B840-BB00B0B3713A}.exe
              C:\Windows\{82B8E11D-8453-4069-B840-BB00B0B3713A}.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:5624
              • C:\Windows\{B7E9D228-EB5F-4226-BAED-5D3A7E28310A}.exe
                C:\Windows\{B7E9D228-EB5F-4226-BAED-5D3A7E28310A}.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:5672
                • C:\Windows\{0DFEBD45-2A3C-4bc4-A745-BB236F0ACE7F}.exe
                  C:\Windows\{0DFEBD45-2A3C-4bc4-A745-BB236F0ACE7F}.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:4104
                  • C:\Windows\{BFF1BE01-F0F1-48ef-8935-06828E86D22A}.exe
                    C:\Windows\{BFF1BE01-F0F1-48ef-8935-06828E86D22A}.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:2360
                    • C:\Windows\{F5BBCCD7-EBE7-4e61-8897-7C279807009D}.exe
                      C:\Windows\{F5BBCCD7-EBE7-4e61-8897-7C279807009D}.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:2864
                      • C:\Windows\{81812045-AEFA-4e82-9BA9-A0935A747BFB}.exe
                        C:\Windows\{81812045-AEFA-4e82-9BA9-A0935A747BFB}.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:3484
                        • C:\Windows\{2CA22106-AAB3-4523-9198-F8CF446A1C00}.exe
                          C:\Windows\{2CA22106-AAB3-4523-9198-F8CF446A1C00}.exe
                          12⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:940
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c del C:\Windows\{81812~1.EXE > nul
                          12⤵
                          • Executes a command shell one-liner
                          • System Location Discovery: System Language Discovery
                          PID:5044
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c del C:\Windows\{F5BBC~1.EXE > nul
                        11⤵
                        • Executes a command shell one-liner
                        • System Location Discovery: System Language Discovery
                        PID:1368
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c del C:\Windows\{BFF1B~1.EXE > nul
                      10⤵
                      • Executes a command shell one-liner
                      • System Location Discovery: System Language Discovery
                      PID:5524
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c del C:\Windows\{0DFEB~1.EXE > nul
                    9⤵
                    • Executes a command shell one-liner
                    • System Location Discovery: System Language Discovery
                    PID:6116
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{B7E9D~1.EXE > nul
                  8⤵
                  • Executes a command shell one-liner
                  • System Location Discovery: System Language Discovery
                  PID:3428
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{82B8E~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:5756
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{FF799~1.EXE > nul
              6⤵
              • 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\{F0907~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:2932
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{FA287~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:1732
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{81CFB~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:3832
    • 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:4240

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {0DFEBD45-2A3C-4bc4-A745-BB236F0ACE7F}.exe

        • Path C:\Windows\{0DFEBD45-2A3C-4bc4-A745-BB236F0ACE7F}.exe
        • Size 60KB
        • SHA256 e825ef781e188558d1ebe3af29c2e93d661a34c8e6b887bab8580f9e6250028f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {2CA22106-AAB3-4523-9198-F8CF446A1C00}.exe

        • Path C:\Windows\{2CA22106-AAB3-4523-9198-F8CF446A1C00}.exe
        • Size 60KB
        • SHA256 b52d2473ff1ba8da9ecc0b74bb5ab1fc327dc585ff5a541234bf648b5a354ac9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {81812045-AEFA-4e82-9BA9-A0935A747BFB}.exe

        • Path C:\Windows\{81812045-AEFA-4e82-9BA9-A0935A747BFB}.exe
        • Size 60KB
        • SHA256 f05ca078116c62fabf0fc801091e4e1d21873b092ab1686c75edc3cf400ce7d2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {81CFB9F8-0D1D-4509-B900-DF7927317E66}.exe

        • Path C:\Windows\{81CFB9F8-0D1D-4509-B900-DF7927317E66}.exe
        • Size 60KB
        • SHA256 2b6608ce9eb61f26ec3dbe8c61b2931837bcf6e280ed30a62f7df4895fa140b6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {82B8E11D-8453-4069-B840-BB00B0B3713A}.exe

        • Path C:\Windows\{82B8E11D-8453-4069-B840-BB00B0B3713A}.exe
        • Size 60KB
        • SHA256 3bbb865170b7d0bb2e33cc18151adccafd01130faecf0197954ae6e90cf1bcda
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {B7E9D228-EB5F-4226-BAED-5D3A7E28310A}.exe

        • Path C:\Windows\{B7E9D228-EB5F-4226-BAED-5D3A7E28310A}.exe
        • Size 60KB
        • SHA256 8b1c8dee3c419281361a2112f00c3c5208f585c3ff57cdf89965cc31050fc853
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {BFF1BE01-F0F1-48ef-8935-06828E86D22A}.exe

        • Path C:\Windows\{BFF1BE01-F0F1-48ef-8935-06828E86D22A}.exe
        • Size 60KB
        • SHA256 0ed687d0ecc63458c38f0ac17a9b4c1c2687eee6fcd312abad4bddc295fe7f67
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {F0907FC5-A494-42c6-8A4B-1B37E69140B1}.exe

        • Path C:\Windows\{F0907FC5-A494-42c6-8A4B-1B37E69140B1}.exe
        • Size 60KB
        • SHA256 fff575e404255939f70fe75755c20a2b99af70156e9016199a03db177e160aa1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {F5BBCCD7-EBE7-4e61-8897-7C279807009D}.exe

        • Path C:\Windows\{F5BBCCD7-EBE7-4e61-8897-7C279807009D}.exe
        • Size 60KB
        • SHA256 0fcc4227e555837a7e0920a1073655d7268d34ac900e004cb0e67e876a882fad
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {FA28774A-97F6-41c7-8C35-0D4D464896F9}.exe

        • Path C:\Windows\{FA28774A-97F6-41c7-8C35-0D4D464896F9}.exe
        • Size 60KB
        • SHA256 607f025dcd16a5abf470b450b0c7abe56df54011a76c293805e864f242c407d3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {FF799E99-F26C-42ed-A78A-CB0F37605CE5}.exe

        • Path C:\Windows\{FF799E99-F26C-42ed-A78A-CB0F37605CE5}.exe
        • Size 60KB
        • SHA256 9f35fed5ca8685875ec4b600c57ee8241487e0679c3b93995e1a0b5cb43b3d12
        • MD5 SHA1 SHA512 SSDEEP TLSH