Analysis

  • max time kernel
    148s
  • max time network
    143s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    22/08/2026, 22:19

General

  • Target
    2026-08-22_e6af85121362de89b1f09523cd219146_elex_wannacry.exe
  • Size 24KB
  • Sample260822-18va8agf34
  • SHA256 de63953bcf2fe697af23fb88eb925f8ca57cc1930776d631ecc648f866f9b92a
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Discovers running processes 1 TTPs 1 IoCs

    Running process information can be used to identify security tools or plan follow-on actions.

  • Drops file in Program Files directory 1 IoCs
  • Executes a command shell one-liner 1 TTPs 2 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 9 IoCs

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

  • Gathers network information 2 TTPs 2 IoCs

    Uses commandline utility to view network configuration.

  • Runs net.exe
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-22_e6af85121362de89b1f09523cd219146_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-22_e6af85121362de89b1f09523cd219146_elex_wannacry.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3980
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ver >c:\windows\temp\flash.log & cmd /c set >>c:\windows\temp\flash.log & ipconfig /all >>c:\windows\temp\flash.log & tasklist >>c:\windows\temp\flash.log & net start>>c:\windows\temp\flash.log & netstat -an >>c:\windows\temp\flash.log
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3960
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c set
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:4556
      • C:\Windows\SysWOW64\ipconfig.exe
        ipconfig /all
        3⤵
        • System Location Discovery: System Language Discovery
        • Gathers network information
        PID:1284
      • C:\Windows\SysWOW64\tasklist.exe
        tasklist
        3⤵
        • Discovers running processes
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:4668
      • C:\Windows\SysWOW64\net.exe
        net start
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:124
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 start
          4⤵
          • System Location Discovery: System Language Discovery
          PID:4980
      • C:\Windows\SysWOW64\NETSTAT.EXE
        netstat -an
        3⤵
        • System Location Discovery: System Language Discovery
        • Gathers network information
        • Suspicious use of AdjustPrivilegeToken
        PID:3444
  • C:\Program Files\Common Files\Microsoft Shared\Web Folders\1033\spoolsv.exe
    "C:\Program Files\Common Files\Microsoft Shared\Web Folders\1033\spoolsv.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    PID:2852

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        spoolsv.exe

        • Path C:\Program Files\Common Files\Microsoft Shared\Web Folders\1033\spoolsv.exe
        • Size 24KB
        • SHA256 23bad6de8daef93d0727d85e96792f673213eb7323cc3d661480d1636b1dc774
        • MD5 SHA1 SHA512 SSDEEP TLSH

        flash.log

        • Path \??\c:\windows\temp\flash.log
        • Size 14KB
        • SHA256 f452673ddf2782cefee1f858cfab9844d68215e268c2665b9ac5d82d121b201b
        • MD5 SHA1 SHA512 SSDEEP TLSH