Analysis

  • max time kernel
    148s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    29/06/2026, 21:29

General

  • Target
    2026-06-25_7dda88cd65bd14b7ab24b20716969de4_elex_wannacry.exe
  • Size 60KB
  • Sample260629-1b91eagy3j
  • SHA256 f9398fb54c7bf1ee47e467cd9b6b5ae5c57762012930d51f0e3f032cd0baec25
  • 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 7 IoCs
  • Drops file in Windows directory 6 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 14 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 10 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-06-25_7dda88cd65bd14b7ab24b20716969de4_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-25_7dda88cd65bd14b7ab24b20716969de4_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:5192
    • C:\Windows\{AA20AF51-8BCE-4dbb-9174-411E5E10E883}.exe
      C:\Windows\{AA20AF51-8BCE-4dbb-9174-411E5E10E883}.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:5140
      • C:\Windows\{79F051A4-C9FD-450f-9DB1-A943172B513F}.exe
        C:\Windows\{79F051A4-C9FD-450f-9DB1-A943172B513F}.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:2320
        • C:\Windows\{FCABEE64-7874-458c-8FAE-01B456C11E51}.exe
          C:\Windows\{FCABEE64-7874-458c-8FAE-01B456C11E51}.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:5792
          • C:\Windows\{F9E6A095-7872-49f7-AD9C-0C151C8E8629}.exe
            C:\Windows\{F9E6A095-7872-49f7-AD9C-0C151C8E8629}.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:6036
            • C:\Windows\{F7BCD877-15A7-440d-A2C1-FB3CF2C880DC}.exe
              C:\Windows\{F7BCD877-15A7-440d-A2C1-FB3CF2C880DC}.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:3940
              • C:\Windows\{B438F3A3-CE58-44f3-8267-9C40C0E5972C}.exe
                C:\Windows\{B438F3A3-CE58-44f3-8267-9C40C0E5972C}.exe
                7⤵
                • Executes dropped EXE
                • System Location Discovery: System Language Discovery
                PID:2168
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{F7BCD~1.EXE > nul
                7⤵
                • System Location Discovery: System Language Discovery
                PID:3220
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{F9E6A~1.EXE > nul
              6⤵
              • System Location Discovery: System Language Discovery
              PID:5496
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{FCABE~1.EXE > nul
            5⤵
            • System Location Discovery: System Language Discovery
            PID:2316
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{79F05~1.EXE > nul
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2848
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{AA20A~1.EXE > nul
        3⤵
        • System Location Discovery: System Language Discovery
        PID:3892
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\2026-0~1.EXE > nul
      2⤵
      • System Location Discovery: System Language Discovery
      PID:5336
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:3132
    • C:\Windows\explorer.exe
      explorer.exe /LOADSAVEDWINDOWS
      2⤵
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3956
      • C:\Windows\{B438F3A3-CE58-44f3-8267-9C40C0E5972C}.exe
        "C:\Windows\{B438F3A3-CE58-44f3-8267-9C40C0E5972C}.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:5676

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {79F051A4-C9FD-450f-9DB1-A943172B513F}.exe

        • Path C:\Windows\{79F051A4-C9FD-450f-9DB1-A943172B513F}.exe
        • Size 60KB
        • SHA256 92c9f48e3d49d93add5df9bf310592b4ec5433f1a2846608a48299be124674b7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {AA20AF51-8BCE-4dbb-9174-411E5E10E883}.exe

        • Path C:\Windows\{AA20AF51-8BCE-4dbb-9174-411E5E10E883}.exe
        • Size 60KB
        • SHA256 8d4f0da6f9a72ba218f82380e4b6e22bec0c300f1d4caf732de3c4ba69d85e80
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {B438F3A3-CE58-44f3-8267-9C40C0E5972C}.exe

        • Path C:\Windows\{B438F3A3-CE58-44f3-8267-9C40C0E5972C}.exe
        • Size 60KB
        • SHA256 566a062f57da088b39f036e1d9e28081a227889c93dc27f7d1b61b922a3330d5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {F7BCD877-15A7-440d-A2C1-FB3CF2C880DC}.exe

        • Path C:\Windows\{F7BCD877-15A7-440d-A2C1-FB3CF2C880DC}.exe
        • Size 60KB
        • SHA256 b186fc44596e085deca2d7e5735c1540bf6be1fddc82eee3807bae662d37ad74
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {F9E6A095-7872-49f7-AD9C-0C151C8E8629}.exe

        • Path C:\Windows\{F9E6A095-7872-49f7-AD9C-0C151C8E8629}.exe
        • Size 60KB
        • SHA256 81c38e30bf9c3227d1bee8eb4978824bb6dba16a25e9569f3b1610f22c24a87d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {FCABEE64-7874-458c-8FAE-01B456C11E51}.exe

        • Path C:\Windows\{FCABEE64-7874-458c-8FAE-01B456C11E51}.exe
        • Size 60KB
        • SHA256 80aa10cf751b9a689f4d134078fe6e756595447d0d55493652a6118bd82c115f
        • MD5 SHA1 SHA512 SSDEEP TLSH