Analysis

  • max time kernel
    150s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260706-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    09/07/2026, 08:09

General

  • Target
    2026-07-09_a14dd2e9192647ed174aeef426fbba20_elex_wannacry.exe
  • Size 90KB
  • Sample260709-j2e5aaex8r
  • SHA256 093e45373408051b89e77ab3e21898eed223faa92f21c6639ba04506ef10f411
  • 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 4 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 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-07-09_a14dd2e9192647ed174aeef426fbba20_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-09_a14dd2e9192647ed174aeef426fbba20_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:3152
    • C:\Windows\{1967EC8B-9105-4e7f-8286-2A846A75FA2E}.exe
      C:\Windows\{1967EC8B-9105-4e7f-8286-2A846A75FA2E}.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\{65DE1833-92AF-43e4-B5A3-64448A42292D}.exe
        C:\Windows\{65DE1833-92AF-43e4-B5A3-64448A42292D}.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:2668
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{1967E~1.EXE > nul
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2940
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\2026-0~1.EXE > nul
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2880
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:5496
    • C:\Windows\explorer.exe
      explorer.exe /LOADSAVEDWINDOWS
      2⤵
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1332
      • C:\Windows\{65DE1833-92AF-43e4-B5A3-64448A42292D}.exe
        "C:\Windows\{65DE1833-92AF-43e4-B5A3-64448A42292D}.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:3844

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {1967EC8B-9105-4e7f-8286-2A846A75FA2E}.exe

        • Path C:\Windows\{1967EC8B-9105-4e7f-8286-2A846A75FA2E}.exe
        • Size 90KB
        • SHA256 6021b879a2234cc862d1ae106e5c3685457e07241b9def70a56d3a0e9be07566
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {65DE1833-92AF-43e4-B5A3-64448A42292D}.exe

        • Path C:\Windows\{65DE1833-92AF-43e4-B5A3-64448A42292D}.exe
        • Size 90KB
        • SHA256 fc477f4c9e366f97686620233e8742201bedef41e5e3e29a4d03a0519b4d4b7a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2668-15-0x0000000000400000-0x0000000000411000-memory.dmp

        memory/3152-0-0x0000000000400000-0x0000000000411000-memory.dmp

        memory/3152-1-0x0000000000400000-0x0000000000411000-memory.dmp

        memory/3152-7-0x0000000000400000-0x0000000000411000-memory.dmp

        memory/6060-6-0x0000000000400000-0x0000000000411000-memory.dmp

        memory/6060-9-0x0000000000400000-0x0000000000411000-memory.dmp

        memory/6060-14-0x0000000000400000-0x0000000000411000-memory.dmp