Overview

overview

8

Static

static

3

2026-07-08...ry.exe

windows10-2004-x64

7

2026-07-08...ry.exe

windows11-ltsc_2024-x64

8

Analysis

  • max time kernel
    108s
  • max time network
    138s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260706-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    08/07/2026, 22:32

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General

  • Target
    2026-07-08_4159edde81f5e951293f6e1181a123e3_elex_wannacry.exe
  • Size 84KB
  • Sample260708-2f6dfsaz7y
  • SHA256 e2f93794e4d0a4441808160eb18537caa75d53ead9b12363ecd579f1facb2e9f
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
adwarediscoverypersistenceransomwarespyware

Malware Config

Signatures

  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs

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

    persistence
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Enumerates connected drives 3 TTPs 2 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

    discovery
  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

    discovery
  • Checks SCSI registry key(s) 3 TTPs 62 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
    adwarespyware
  • Modifies registry class 38 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 42 IoCs
  • Suspicious use of FindShellTrayWindow 53 IoCs
  • Suspicious use of SendNotifyMessage 39 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

    persistence
  • Uses Volume Shadow Copy WMI provider

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-07-08_4159edde81f5e951293f6e1181a123e3_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-08_4159edde81f5e951293f6e1181a123e3_elex_wannacry.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:6028
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c ping 127.0.0.1 -n 2&c:\pxrcy.exe "C:\Users\Admin\AppData\Local\Temp\2026-07-08_4159edde81f5e951293f6e1181a123e3_elex_wannacry.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Suspicious use of WriteProcessMemory
      PID:1092
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1 -n 2
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:4760
      • \??\c:\pxrcy.exe
        c:\pxrcy.exe "C:\Users\Admin\AppData\Local\Temp\2026-07-08_4159edde81f5e951293f6e1181a123e3_elex_wannacry.exe"
        3⤵
        • Deletes itself
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1000
        • \??\c:\windows\SysWOW64\rundll32.exe
          c:\windows\system32\rundll32.exe "c:\kgwge\brrni.dll",DoVirusScan c:\pxrcy.exe
          4⤵
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          PID:1752
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 1752 -s 476
            5⤵
            • Program crash
            PID:5360
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1752 -ip 1752
    1⤵
      PID:2784
    • C:\Windows\system32\sihost.exe
      sihost.exe
      1⤵
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:3128
      • C:\Windows\explorer.exe
        explorer.exe /LOADSAVEDWINDOWS
        2⤵
        • Boot or Logon Autostart Execution: Active Setup
        • Enumerates connected drives
        • Checks SCSI registry key(s)
        • Modifies Internet Explorer settings
        • Modifies registry class
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of SetWindowsHookEx
        PID:5680
    • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
      "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
      1⤵
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:4656
    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
      1⤵
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:1976

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          prep_Activatable Class_Hermes_perf.cache
          • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
          • Size 607B
          • SHA256 be6b74e52e5eef1f1c27c0976bf3bf1bfa99958c00bbef2898a602f691be6dae
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          brrni.dll
          • Path \??\c:\kgwge\brrni.dll
          • Size 50KB
          • SHA256 7604a0d3e695ff2f47b2961a860aa77e41952df48c132c18ac8d84e6ed3ee8eb
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          pxrcy.exe
          • Path \??\c:\pxrcy.exe
          • Size 84KB
          • SHA256 a76c5aca4510175aa07ff457b416615b559211f9077a90b1af05ec92000f04b6
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          memory/1000-6-0x0000000000400000-0x0000000000417000-memory.dmp
          Download

          memory/1752-9-0x0000000010000000-0x0000000010032000-memory.dmp
          Download

          memory/1976-196-0x000001620E950000-0x000001620ED84000-memory.dmp
          Download

          memory/4656-30-0x000001FC00000000-0x000001FC00100000-memory.dmp
          Download

          memory/4656-54-0x000001FC03BC0000-0x000001FC03BE0000-memory.dmp
          Download

          memory/4656-76-0x000001FC14050000-0x000001FC14070000-memory.dmp
          Download

          memory/4656-44-0x000001FC13C80000-0x000001FC13D80000-memory.dmp
          Download

          memory/4656-43-0x000001FC037B0000-0x000001FC037D0000-memory.dmp
          Download

          memory/6028-0-0x0000000000400000-0x0000000000417000-memory.dmp
          Download

          memory/6028-2-0x0000000000400000-0x0000000000417000-memory.dmp
          Download