Analysis

  • max time kernel
    149s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    20/07/2026, 11:40

General

  • Target
    2026-07-20_6ec17aca19e2de2cadef8aebe3e87a03_elex_wannacry.exe
  • Size 90KB
  • Sample260720-ntbjcaa131
  • SHA256 ff358d3356c8b9f4846c3751bf5b90d363196446b7117ada00a3f684d6de5e31
  • 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 2 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Executes a command shell one-liner 1 TTPs 1 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 3 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 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-07-20_6ec17aca19e2de2cadef8aebe3e87a03_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-20_6ec17aca19e2de2cadef8aebe3e87a03_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:2220
    • C:\Windows\{30F8F05B-4216-47f2-B60E-4121696F44FE}.exe
      C:\Windows\{30F8F05B-4216-47f2-B60E-4121696F44FE}.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2416
    • 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:1248

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        {30F8F05B-4216-47f2-B60E-4121696F44FE}.exe

        • Path C:\Windows\{30F8F05B-4216-47f2-B60E-4121696F44FE}.exe
        • Size 90KB
        • SHA256 3c8ed0b716174f391c52ea0f526b9d732811bd4cef5aa228e8e1f0b4b7193e79
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2220-0-0x0000000000400000-0x0000000000411000-memory.dmp

        memory/2220-1-0x0000000000400000-0x0000000000411000-memory.dmp

        memory/2220-6-0x0000000000400000-0x0000000000411000-memory.dmp

        memory/2416-5-0x0000000000400000-0x0000000000411000-memory.dmp

        memory/2416-8-0x0000000000400000-0x0000000000411000-memory.dmp