Analysis

  • max time kernel
    148s
  • max time network
    128s
  • 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, 18:48

General

  • Target
    2026-10-19_612cabfa9c72aa5ae68a4ebce09fe1be_elex_wannacry.exe
  • Size 60KB
  • Sample261020-xfxdbstyf1
  • SHA256 81918b439b76b391f7249864f4174002629450e98b17179665fdba4bdf7cb520
  • 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\2026-10-19_612cabfa9c72aa5ae68a4ebce09fe1be_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-19_612cabfa9c72aa5ae68a4ebce09fe1be_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:2468
    • C:\Windows\{664A0B0C-6312-49ec-B001-A70F6A6CE7B6}.exe
      C:\Windows\{664A0B0C-6312-49ec-B001-A70F6A6CE7B6}.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:3880
      • C:\Windows\{76C33F00-50AD-4c9d-8326-714C11663314}.exe
        C:\Windows\{76C33F00-50AD-4c9d-8326-714C11663314}.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:4188
        • C:\Windows\{F04A16AF-DD28-4785-9680-A1117A569177}.exe
          C:\Windows\{F04A16AF-DD28-4785-9680-A1117A569177}.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:4568
          • C:\Windows\{9B21A4D5-741C-4158-864F-68A2487B3C18}.exe
            C:\Windows\{9B21A4D5-741C-4158-864F-68A2487B3C18}.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:936
            • C:\Windows\{28A46427-2F6F-4822-9310-3190B4E7A6B0}.exe
              C:\Windows\{28A46427-2F6F-4822-9310-3190B4E7A6B0}.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:1136
              • C:\Windows\{D66BAD31-363C-4924-829B-791CE44F9785}.exe
                C:\Windows\{D66BAD31-363C-4924-829B-791CE44F9785}.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:4768
                • C:\Windows\{E19DB895-8256-4d32-B3C3-FE80FA4CFBDD}.exe
                  C:\Windows\{E19DB895-8256-4d32-B3C3-FE80FA4CFBDD}.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:4756
                  • C:\Windows\{A03EC0AB-1014-4c36-B7B2-C7D9338BAA73}.exe
                    C:\Windows\{A03EC0AB-1014-4c36-B7B2-C7D9338BAA73}.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:1220
                    • C:\Windows\{825A1CF2-E1ED-470b-8B33-84E2A2FA7AD0}.exe
                      C:\Windows\{825A1CF2-E1ED-470b-8B33-84E2A2FA7AD0}.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:3152
                      • C:\Windows\{A1C5A569-0B1D-4ca3-A6A5-831FDFB3C740}.exe
                        C:\Windows\{A1C5A569-0B1D-4ca3-A6A5-831FDFB3C740}.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:2604
                        • C:\Windows\{774DC810-6955-4eaf-A91C-32A871515042}.exe
                          C:\Windows\{774DC810-6955-4eaf-A91C-32A871515042}.exe
                          12⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:5992
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c del C:\Windows\{A1C5A~1.EXE > nul
                          12⤵
                          • Executes a command shell one-liner
                          • System Location Discovery: System Language Discovery
                          PID:2004
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c del C:\Windows\{825A1~1.EXE > nul
                        11⤵
                        • Executes a command shell one-liner
                        • System Location Discovery: System Language Discovery
                        PID:4860
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c del C:\Windows\{A03EC~1.EXE > nul
                      10⤵
                      • Executes a command shell one-liner
                      • System Location Discovery: System Language Discovery
                      PID:4496
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c del C:\Windows\{E19DB~1.EXE > nul
                    9⤵
                    • Executes a command shell one-liner
                    • System Location Discovery: System Language Discovery
                    PID:2208
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{D66BA~1.EXE > nul
                  8⤵
                  • Executes a command shell one-liner
                  • System Location Discovery: System Language Discovery
                  PID:2860
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{28A46~1.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\{9B21A~1.EXE > nul
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              PID:4652
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{F04A1~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:264
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{76C33~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:4180
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{664A0~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:4260
    • 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:3172

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {28A46427-2F6F-4822-9310-3190B4E7A6B0}.exe

        • Path C:\Windows\{28A46427-2F6F-4822-9310-3190B4E7A6B0}.exe
        • Size 60KB
        • SHA256 bead734d02f55fbf18a357d6dd83ef114c0e36b8188cbb645cfec7075f6ee108
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {664A0B0C-6312-49ec-B001-A70F6A6CE7B6}.exe

        • Path C:\Windows\{664A0B0C-6312-49ec-B001-A70F6A6CE7B6}.exe
        • Size 60KB
        • SHA256 73bdafedd735ae457cef93eb900f1f6ef2295678dec413f3d4e1544b19ff22b9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {76C33F00-50AD-4c9d-8326-714C11663314}.exe

        • Path C:\Windows\{76C33F00-50AD-4c9d-8326-714C11663314}.exe
        • Size 60KB
        • SHA256 b863caec53d5fcf97b0f8c27afe67eb42bd60634b0d475236ef73c8a8c9ed413
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {774DC810-6955-4eaf-A91C-32A871515042}.exe

        • Path C:\Windows\{774DC810-6955-4eaf-A91C-32A871515042}.exe
        • Size 60KB
        • SHA256 d0698d491b2567657014c0ba4ddb92a73a56cb13ff6c3ea66cb22bfbf9cb6585
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {825A1CF2-E1ED-470b-8B33-84E2A2FA7AD0}.exe

        • Path C:\Windows\{825A1CF2-E1ED-470b-8B33-84E2A2FA7AD0}.exe
        • Size 60KB
        • SHA256 e649da9fffea67207a37d60e13a17cdeeb531dcdd8124b1662ff90477efab385
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {9B21A4D5-741C-4158-864F-68A2487B3C18}.exe

        • Path C:\Windows\{9B21A4D5-741C-4158-864F-68A2487B3C18}.exe
        • Size 60KB
        • SHA256 7e1f3a6adf28d15006112913986824f76b1ca5dad6682d428dc9fcb8dd7716b5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {A03EC0AB-1014-4c36-B7B2-C7D9338BAA73}.exe

        • Path C:\Windows\{A03EC0AB-1014-4c36-B7B2-C7D9338BAA73}.exe
        • Size 60KB
        • SHA256 9c9010ffbf8ab96d149bda174983b6c399475e778961a458b168ed4f4cc68582
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {A1C5A569-0B1D-4ca3-A6A5-831FDFB3C740}.exe

        • Path C:\Windows\{A1C5A569-0B1D-4ca3-A6A5-831FDFB3C740}.exe
        • Size 60KB
        • SHA256 626f3aac830cc9bab207dd9965410e55d606025ed227c8bebf8ac9f82ab18da1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {D66BAD31-363C-4924-829B-791CE44F9785}.exe

        • Path C:\Windows\{D66BAD31-363C-4924-829B-791CE44F9785}.exe
        • Size 60KB
        • SHA256 b7dcf87d7fbb397e98c0fc605c6ac29c5590ebf79369d492840ae976dd9db769
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {E19DB895-8256-4d32-B3C3-FE80FA4CFBDD}.exe

        • Path C:\Windows\{E19DB895-8256-4d32-B3C3-FE80FA4CFBDD}.exe
        • Size 60KB
        • SHA256 d59c578673c352361b654ce20bd1685983a33110cf35eb4e3b63501cc042dd6d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {F04A16AF-DD28-4785-9680-A1117A569177}.exe

        • Path C:\Windows\{F04A16AF-DD28-4785-9680-A1117A569177}.exe
        • Size 60KB
        • SHA256 3e645b5061f01bf35ece2e7291217af4fb8a2eba9af30e64392d66c39cf70aa4
        • MD5 SHA1 SHA512 SSDEEP TLSH