Analysis

  • max time kernel
    149s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    29/10/2026, 22:40

General

  • Target
    2026-10-28_9ccd41ea1bf6523de9602306cfe95b8e_elex_remcos_wannacry.exe
  • Size 60KB
  • Sample261029-2lspjsft9x
  • SHA256 19579f45e12e19ac76aa15c5c00b730caab9dea276e486103e078d1df970a5d4
  • 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
  • Detects Windows executables referencing non-Windows User-Agents 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\2026-10-28_9ccd41ea1bf6523de9602306cfe95b8e_elex_remcos_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-28_9ccd41ea1bf6523de9602306cfe95b8e_elex_remcos_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:4756
    • C:\Windows\{0719504A-A80C-415d-B22A-915D8F50039F}.exe
      C:\Windows\{0719504A-A80C-415d-B22A-915D8F50039F}.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:6060
      • C:\Windows\{DA5C650A-266F-4c22-8A38-D0757369B303}.exe
        C:\Windows\{DA5C650A-266F-4c22-8A38-D0757369B303}.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:6116
        • C:\Windows\{D0AE9232-FC7E-4f93-97D1-75E27D781802}.exe
          C:\Windows\{D0AE9232-FC7E-4f93-97D1-75E27D781802}.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:2396
          • C:\Windows\{C5CADD6C-0ABA-45a9-9606-753AE04BF580}.exe
            C:\Windows\{C5CADD6C-0ABA-45a9-9606-753AE04BF580}.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:2768
            • C:\Windows\{033FB991-3545-4087-9E44-E03F8E33D963}.exe
              C:\Windows\{033FB991-3545-4087-9E44-E03F8E33D963}.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:2004
              • C:\Windows\{AF8CBC11-7189-4657-A94C-E340E4AA40C5}.exe
                C:\Windows\{AF8CBC11-7189-4657-A94C-E340E4AA40C5}.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:5512
                • C:\Windows\{491C110F-82D2-4b9c-8FB7-9AE008BB7F64}.exe
                  C:\Windows\{491C110F-82D2-4b9c-8FB7-9AE008BB7F64}.exe
                  8⤵
                  • Executes dropped EXE
                  • System Location Discovery: System Language Discovery
                  PID:3172
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{AF8CB~1.EXE > nul
                  8⤵
                  • Executes a command shell one-liner
                  • System Location Discovery: System Language Discovery
                  PID:4068
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{033FB~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:1464
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{C5CAD~1.EXE > nul
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              PID:1520
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{D0AE9~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:1656
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{DA5C6~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:5376
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{07195~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:1680
    • 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:3136

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        {033FB991-3545-4087-9E44-E03F8E33D963}.exe

        • Path C:\Windows\{033FB991-3545-4087-9E44-E03F8E33D963}.exe
        • Size 60KB
        • SHA256 907a8485a8f51d64e389a6a05c24984c9215de690b2de0ecf5c380b784202150
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {0719504A-A80C-415d-B22A-915D8F50039F}.exe

        • Path C:\Windows\{0719504A-A80C-415d-B22A-915D8F50039F}.exe
        • Size 60KB
        • SHA256 d33bbafcf6d166c8c11380c8437de2bd1f268b767e98cfd26b662d4a54aac8b7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {491C110F-82D2-4b9c-8FB7-9AE008BB7F64}.exe

        • Path C:\Windows\{491C110F-82D2-4b9c-8FB7-9AE008BB7F64}.exe
        • Size 60KB
        • SHA256 127cec09cefabf4f00807c5844dded5be3db34a45ea503ce4e2427d94544affe
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {AF8CBC11-7189-4657-A94C-E340E4AA40C5}.exe

        • Path C:\Windows\{AF8CBC11-7189-4657-A94C-E340E4AA40C5}.exe
        • Size 60KB
        • SHA256 95bccae5aa3468f2be0909601ffcc458a5e1b179e97bf37acd78f8844a07f028
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {C5CADD6C-0ABA-45a9-9606-753AE04BF580}.exe

        • Path C:\Windows\{C5CADD6C-0ABA-45a9-9606-753AE04BF580}.exe
        • Size 60KB
        • SHA256 fc80b0981c85ffbddbb4d26493855775fcff6808d41bdd748bb2243e9f771489
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {D0AE9232-FC7E-4f93-97D1-75E27D781802}.exe

        • Path C:\Windows\{D0AE9232-FC7E-4f93-97D1-75E27D781802}.exe
        • Size 60KB
        • SHA256 565426641cf2e2b686cb41b91d68cbf4586e5e065caaca565ade56dc3bf0e075
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {DA5C650A-266F-4c22-8A38-D0757369B303}.exe

        • Path C:\Windows\{DA5C650A-266F-4c22-8A38-D0757369B303}.exe
        • Size 60KB
        • SHA256 b23ff12b129c4680414d8663c4665b5c45ab327ea9aa3778b9d36d3ca657e20f
        • MD5 SHA1 SHA512 SSDEEP TLSH