Analysis

  • max time kernel
    149s
  • max time network
    151s
  • 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, 09:51

General

  • Target
    2026-08-20_8fbddd56e389ed073807ffdf11db1a2e_elex_wannacry.exe
  • Size 96KB
  • Sample260820-lvl1csxtdt
  • SHA256 e89d1a9340ba3ccbf59628a5ad3289df1a9db8b637785c8397fcd9e89d6c5ef5
  • 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 7 IoCs
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 14 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 7 IoCs
  • Executes a command shell one-liner 1 TTPs 7 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 15 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 7 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-20_8fbddd56e389ed073807ffdf11db1a2e_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-20_8fbddd56e389ed073807ffdf11db1a2e_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:3008
    • C:\Windows\{CBFF5925-F692-4925-A4E1-8F069489DED9}.exe
      C:\Windows\{CBFF5925-F692-4925-A4E1-8F069489DED9}.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:4764
      • C:\Windows\{1B0F12BE-8641-4238-AE00-91CB2486A7C2}.exe
        C:\Windows\{1B0F12BE-8641-4238-AE00-91CB2486A7C2}.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:4220
        • C:\Windows\{1DE44320-264B-4bd2-B830-4159763A5C95}.exe
          C:\Windows\{1DE44320-264B-4bd2-B830-4159763A5C95}.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:4668
          • C:\Windows\{240776AA-B028-4c8e-9249-C914CC3AA90A}.exe
            C:\Windows\{240776AA-B028-4c8e-9249-C914CC3AA90A}.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:2724
            • C:\Windows\{1899F9AF-177C-4f24-8B51-5201279FED62}.exe
              C:\Windows\{1899F9AF-177C-4f24-8B51-5201279FED62}.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:1032
              • C:\Windows\{3B8CECFD-A3B1-4c9c-9325-6FF7F8C704E8}.exe
                C:\Windows\{3B8CECFD-A3B1-4c9c-9325-6FF7F8C704E8}.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:2456
                • C:\Windows\{CA9F5C1C-703F-4b46-9384-E6B38F10221F}.exe
                  C:\Windows\{CA9F5C1C-703F-4b46-9384-E6B38F10221F}.exe
                  8⤵
                  • Executes dropped EXE
                  • System Location Discovery: System Language Discovery
                  PID:2292
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{3B8CE~1.EXE > nul
                  8⤵
                  • Executes a command shell one-liner
                  • System Location Discovery: System Language Discovery
                  PID:4692
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{1899F~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:4428
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{24077~1.EXE > nul
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              PID:3424
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{1DE44~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:3188
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{1B0F1~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:4304
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{CBFF5~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:2252
    • 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:4524

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {1899F9AF-177C-4f24-8B51-5201279FED62}.exe

        • Path C:\Windows\{1899F9AF-177C-4f24-8B51-5201279FED62}.exe
        • Size 96KB
        • SHA256 5a30b22f1954b79bd474e7be4c2f2379af47ef4f675def9af17e45d593dbdd49
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {1B0F12BE-8641-4238-AE00-91CB2486A7C2}.exe

        • Path C:\Windows\{1B0F12BE-8641-4238-AE00-91CB2486A7C2}.exe
        • Size 96KB
        • SHA256 f778a5a26a86e2a1ee1833b3d22c655dba832709aa7558f6d6917468f5c7271a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {1DE44320-264B-4bd2-B830-4159763A5C95}.exe

        • Path C:\Windows\{1DE44320-264B-4bd2-B830-4159763A5C95}.exe
        • Size 96KB
        • SHA256 e4ba711a4dda34ae749711911a29bf2a3e89b2cee5d120e8e9f6e2537f729225
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {240776AA-B028-4c8e-9249-C914CC3AA90A}.exe

        • Path C:\Windows\{240776AA-B028-4c8e-9249-C914CC3AA90A}.exe
        • Size 96KB
        • SHA256 4cc310b8bb41c84ab5d814bbe2dc96baa391d84c26280aaae02fd81f9f040ec7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {3B8CECFD-A3B1-4c9c-9325-6FF7F8C704E8}.exe

        • Path C:\Windows\{3B8CECFD-A3B1-4c9c-9325-6FF7F8C704E8}.exe
        • Size 96KB
        • SHA256 83dfb738739c6eb1df7b3df379fb6cd7ba38510d1587b543423355254a34be59
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {CA9F5C1C-703F-4b46-9384-E6B38F10221F}.exe

        • Path C:\Windows\{CA9F5C1C-703F-4b46-9384-E6B38F10221F}.exe
        • Size 96KB
        • SHA256 769c501537387a306a4ce8ab7410ba5899b041efffa34b8b1d8e49013dd44041
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {CBFF5925-F692-4925-A4E1-8F069489DED9}.exe

        • Path C:\Windows\{CBFF5925-F692-4925-A4E1-8F069489DED9}.exe
        • Size 96KB
        • SHA256 fb453605b8f4bf458faa0c000c6f43fd9a3f3aa8a16f4c0fbe227691cc895b71
        • MD5 SHA1 SHA512 SSDEEP TLSH