Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    20/08/2026, 09:37

General

  • Target
    2026-08-20_bebce2fc245a00b18415d20ed2a82b56_elex_wannacry.exe
  • Size 96KB
  • Sample260820-llws7stfjd
  • SHA256 eab7331b1e1e9634b016d4a9210831bee8958c98189c7433c314768027c75a6f
  • 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 6 IoCs
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 12 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

  • Executes dropped EXE 6 IoCs
  • Drops file in Windows directory 6 IoCs
  • Executes a command shell one-liner 1 TTPs 6 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 13 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 6 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-20_bebce2fc245a00b18415d20ed2a82b56_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-20_bebce2fc245a00b18415d20ed2a82b56_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:5972
    • C:\Windows\{719F4959-E651-4414-9D09-3751E6A9B1D7}.exe
      C:\Windows\{719F4959-E651-4414-9D09-3751E6A9B1D7}.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:4752
      • C:\Windows\{B2020D92-370B-4285-8210-AC3664C50EAA}.exe
        C:\Windows\{B2020D92-370B-4285-8210-AC3664C50EAA}.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:5648
        • C:\Windows\{49DBCB7C-1221-4545-B99D-88A9499CDE90}.exe
          C:\Windows\{49DBCB7C-1221-4545-B99D-88A9499CDE90}.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:4500
          • C:\Windows\{9CE57981-15AE-49ef-A758-89D90C3B7A54}.exe
            C:\Windows\{9CE57981-15AE-49ef-A758-89D90C3B7A54}.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:3392
            • C:\Windows\{78029E04-7BBA-401a-B956-B5197E00FCDE}.exe
              C:\Windows\{78029E04-7BBA-401a-B956-B5197E00FCDE}.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:3644
              • C:\Windows\{D69D30F1-3B4D-4305-A5B7-564D9E13CF5D}.exe
                C:\Windows\{D69D30F1-3B4D-4305-A5B7-564D9E13CF5D}.exe
                7⤵
                • Executes dropped EXE
                • System Location Discovery: System Language Discovery
                PID:540
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{78029~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:4460
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{9CE57~1.EXE > nul
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              PID:3100
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{49DBC~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:5408
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{B2020~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:5428
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{719F4~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:1776
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\2026-0~1.EXE > nul
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      PID:3308

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {49DBCB7C-1221-4545-B99D-88A9499CDE90}.exe

        • Path C:\Windows\{49DBCB7C-1221-4545-B99D-88A9499CDE90}.exe
        • Size 96KB
        • SHA256 36f6865b375734da5f8affe51aa15735986b74c827edf0e9a86a65d50906209e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {719F4959-E651-4414-9D09-3751E6A9B1D7}.exe

        • Path C:\Windows\{719F4959-E651-4414-9D09-3751E6A9B1D7}.exe
        • Size 96KB
        • SHA256 8720c665fdfba152d556ecf8f70b554297bffa8eb9ba6cef5558c902e3cc5260
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {78029E04-7BBA-401a-B956-B5197E00FCDE}.exe

        • Path C:\Windows\{78029E04-7BBA-401a-B956-B5197E00FCDE}.exe
        • Size 96KB
        • SHA256 97939f50c190160481f81846253aadc505dd1851f18c38eb1e638961a6b8eb13
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {9CE57981-15AE-49ef-A758-89D90C3B7A54}.exe

        • Path C:\Windows\{9CE57981-15AE-49ef-A758-89D90C3B7A54}.exe
        • Size 96KB
        • SHA256 3da639e5908a4b436b3d13fcc2cffa42149144f8682c49bf651ad8f4a693cb71
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {B2020D92-370B-4285-8210-AC3664C50EAA}.exe

        • Path C:\Windows\{B2020D92-370B-4285-8210-AC3664C50EAA}.exe
        • Size 96KB
        • SHA256 858424294eed68ce70ddfd98b29a07cd1df073a36cd9c7364ca563bcae7e5d95
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {D69D30F1-3B4D-4305-A5B7-564D9E13CF5D}.exe

        • Path C:\Windows\{D69D30F1-3B4D-4305-A5B7-564D9E13CF5D}.exe
        • Size 96KB
        • SHA256 817e9eade9dc801eb6727a191dd67c064263836b4f8ecb9861bc11cc3d73f2cc
        • MD5 SHA1 SHA512 SSDEEP TLSH