Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    14/10/2026, 17:17

General

  • Target
    2026-10-14_8a6be9716c882690d7c04e50e08b65a9_elex_remcos_wannacry.exe
  • Size 59KB
  • Sample261014-vtv2baws7p
  • SHA256 8e4d11be33c62c0013e0994d5b9a4e97fcd8bf36b06e5d107613a0deadc0b4fd
  • 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
  • Detects Windows executables referencing non-Windows User-Agents 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\2026-10-14_8a6be9716c882690d7c04e50e08b65a9_elex_remcos_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-14_8a6be9716c882690d7c04e50e08b65a9_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:1760
    • C:\Windows\{9BAB2FCD-5CC0-4b7b-83FC-750370BA1976}.exe
      C:\Windows\{9BAB2FCD-5CC0-4b7b-83FC-750370BA1976}.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:1032
      • C:\Windows\{DD0405AE-3BD8-4dbe-A4C7-918CDB52EAFC}.exe
        C:\Windows\{DD0405AE-3BD8-4dbe-A4C7-918CDB52EAFC}.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:3600
        • C:\Windows\{77FD8029-8429-4848-BBE3-06C4AC3A662B}.exe
          C:\Windows\{77FD8029-8429-4848-BBE3-06C4AC3A662B}.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:1120
          • C:\Windows\{9E09DB35-3793-46c8-AFCE-1AD566BA55D2}.exe
            C:\Windows\{9E09DB35-3793-46c8-AFCE-1AD566BA55D2}.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:4728
            • C:\Windows\{5207C47A-87DF-40b4-8983-0402D19D458C}.exe
              C:\Windows\{5207C47A-87DF-40b4-8983-0402D19D458C}.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:1992
              • C:\Windows\{65FAD7DA-3F47-4941-B269-431FCE2EA3C1}.exe
                C:\Windows\{65FAD7DA-3F47-4941-B269-431FCE2EA3C1}.exe
                7⤵
                • Executes dropped EXE
                • System Location Discovery: System Language Discovery
                PID:4604
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{5207C~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:4632
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{9E09D~1.EXE > nul
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              PID:1764
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{77FD8~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:1964
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{DD040~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:1628
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{9BAB2~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:4632
    • 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:2088

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {5207C47A-87DF-40b4-8983-0402D19D458C}.exe

        • Path C:\Windows\{5207C47A-87DF-40b4-8983-0402D19D458C}.exe
        • Size 59KB
        • SHA256 8bb040b9893df8b372b2e1ee609df29c396410c509a08ac44a97ff5a84578139
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {65FAD7DA-3F47-4941-B269-431FCE2EA3C1}.exe

        • Path C:\Windows\{65FAD7DA-3F47-4941-B269-431FCE2EA3C1}.exe
        • Size 59KB
        • SHA256 60d2e4533fe72780ad0c92052fb1ed752b5e1eca3f4f79200afba373c116bab2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {77FD8029-8429-4848-BBE3-06C4AC3A662B}.exe

        • Path C:\Windows\{77FD8029-8429-4848-BBE3-06C4AC3A662B}.exe
        • Size 59KB
        • SHA256 fecb8669de8e045ae775c7dd4e45c65d10ee43fba2b38daf98450edb9fe84220
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {9BAB2FCD-5CC0-4b7b-83FC-750370BA1976}.exe

        • Path C:\Windows\{9BAB2FCD-5CC0-4b7b-83FC-750370BA1976}.exe
        • Size 59KB
        • SHA256 576488e3a58bf8f9d94b1e0c55f0adc66557608bb4c615d2c2adb3be5f1227dd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {9E09DB35-3793-46c8-AFCE-1AD566BA55D2}.exe

        • Path C:\Windows\{9E09DB35-3793-46c8-AFCE-1AD566BA55D2}.exe
        • Size 59KB
        • SHA256 b0196a63642a590aacc16e9a5c63ddf2ff3f68ee560b670633126bd710d4da90
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {DD0405AE-3BD8-4dbe-A4C7-918CDB52EAFC}.exe

        • Path C:\Windows\{DD0405AE-3BD8-4dbe-A4C7-918CDB52EAFC}.exe
        • Size 59KB
        • SHA256 289aba58e282362b0d55b1ba55fee848523fb968d7f305d9fc1808d971fa8d23
        • MD5 SHA1 SHA512 SSDEEP TLSH