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
    30/09/2026, 15:22

General

  • Target
    2026-09-29_edcfe0941c3866a68112aef18fe32d3c_elex_wannacry.exe
  • Size 98KB
  • Sample260930-sr6c6abd55
  • SHA256 1bde715422860c0da0f1b8c86c0886c2ac96197fd4c967886bf2766df08f4af7
  • 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 9 IoCs
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 6 IoCs

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

  • Executes dropped EXE 3 IoCs
  • Drops file in Windows directory 3 IoCs
  • Executes a command shell one-liner 1 TTPs 3 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 7 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 3 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-09-29_edcfe0941c3866a68112aef18fe32d3c_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-09-29_edcfe0941c3866a68112aef18fe32d3c_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:2728
    • C:\Windows\{CB191C08-5B1C-498f-9890-6A8FCB1B4035}.exe
      C:\Windows\{CB191C08-5B1C-498f-9890-6A8FCB1B4035}.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:4876
      • C:\Windows\{11736F0D-5258-401f-97CF-67207112B97A}.exe
        C:\Windows\{11736F0D-5258-401f-97CF-67207112B97A}.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:4312
        • C:\Windows\{AF55CF62-E76E-4b37-A78D-B61CB6D709A9}.exe
          C:\Windows\{AF55CF62-E76E-4b37-A78D-B61CB6D709A9}.exe
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:1896
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{11736~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:2228
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{CB191~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:1796
    • 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:4328

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {11736F0D-5258-401f-97CF-67207112B97A}.exe

        • Path C:\Windows\{11736F0D-5258-401f-97CF-67207112B97A}.exe
        • Size 98KB
        • SHA256 55debc186246cc4caa73a372cd18124a8c39070844f7a2b08cd0a07785b5fd26
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {AF55CF62-E76E-4b37-A78D-B61CB6D709A9}.exe

        • Path C:\Windows\{AF55CF62-E76E-4b37-A78D-B61CB6D709A9}.exe
        • Size 98KB
        • SHA256 15097d1a162d2193687ae8194d4634186365a667fe60fcced73467fd177099a2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {CB191C08-5B1C-498f-9890-6A8FCB1B4035}.exe

        • Path C:\Windows\{CB191C08-5B1C-498f-9890-6A8FCB1B4035}.exe
        • Size 98KB
        • SHA256 003062af84462acae2ac94828bb45b1bb9568efd19a694a69504c7264370afff
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1896-17-0x0000000003D60000-0x0000000003E3B000-memory.dmp

        memory/2728-0-0x0000000000400000-0x0000000000411000-memory.dmp

        memory/2728-1-0x0000000000400000-0x0000000000411000-memory.dmp

        memory/2728-6-0x0000000000400000-0x0000000000411000-memory.dmp

        memory/4312-16-0x0000000000400000-0x0000000000411000-memory.dmp

        memory/4876-5-0x0000000000400000-0x0000000000411000-memory.dmp

        memory/4876-10-0x0000000000400000-0x0000000000411000-memory.dmp