Analysis

  • user interaction
    yes
  • max time kernel
    13s
  • max time network
    113s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    21/08/2026, 15:51

General

  • Target
    Extreme Wiper.exe
  • Size 5KB
  • Sample260821-tazdysshla
  • SHA256 cbf51a83f3e47f4dc90e426f178cac906024ee956ed2f85ecffbce0cb8cd0485
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Adds autorun key to be loaded by Explorer.exe on startup 2 TTPs 1 IoCs
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 26 IoCs

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

  • Event Triggered Execution: Image File Execution Options Injection 1 TTPs 53 IoCs
  • Manipulates Digital Signatures 1 TTPs 64 IoCs

    Attackers can apply techniques such as changing the registry keys of authenticode & Cryptography to make their binary seem validly signed.

  • Modifies system executable filetype association 2 TTPs 46 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Indicator Removal: Clear Persistence 1 TTPs 53 IoCs

    remove IFEO.

  • Installs/modifies Browser Helper Object 2 TTPs 3 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Modifies WinLogon 2 TTPs 10 IoCs
  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • Modifies trusted root certificate store through registry 1 TTPs 18 IoCs

    A root certificate was added, modified, or removed in the trusted certificate store registry paths.

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

  • Checks processor information in registry 2 TTPs 28 IoCs

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

  • Enumerates system info in registry 2 TTPs 64 IoCs
  • Modifies Internet Explorer settings 1 TTPs 64 IoCs
  • Modifies registry class 64 IoCs
  • Modifies system certificate store 2 TTPs 50 IoCs
  • System policy modification 1 TTPs 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Extreme Wiper.exe
    "C:\Users\Admin\AppData\Local\Temp\Extreme Wiper.exe"
    1⤵
    • Adds autorun key to be loaded by Explorer.exe on startup
    • Boot or Logon Autostart Execution: Active Setup
    • Event Triggered Execution: Image File Execution Options Injection
    • Manipulates Digital Signatures
    • Modifies system executable filetype association
    • Adds Run key to start application
    • Indicator Removal: Clear Persistence
    • Installs/modifies Browser Helper Object
    • Modifies WinLogon
    • Event Triggered Execution: Netsh Helper DLL
    • Modifies trusted root certificate store through registry
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Modifies system certificate store
    • System policy modification
    PID:4672
  • C:\Windows\system32\ctfmon.exe
    /QuitInfo:0000000000000268;000000000000026C;
    1⤵
      PID:4704
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k GPSvcGroup
      1⤵
        PID:3588
      • C:\Windows\system32\LogonUI.exe
        "LogonUI.exe" /flags:0x0 /state0:0xa3a24055 /state1:0x41c64e6d
        1⤵
          PID:1376
        • C:\Windows\System32\svchost.exe
          C:\Windows\System32\svchost.exe -k CameraMonitor
          1⤵
            PID:1748
          • C:\Windows\system32\LogonUI.exe
            "LogonUI.exe" /flags:0x0 /state0:0xa2bd5855 /state1:0x41c64e6d
            1⤵
              PID:1136
            • C:\Windows\system32\LogonUI.exe
              "LogonUI.exe" /flags:0x0 /state0:0xa2673855 /state1:0x41c64e6d
              1⤵
                PID:404
              • C:\Windows\System32\svchost.exe
                C:\Windows\System32\svchost.exe -k CameraMonitor
                1⤵
                  PID:6108

                Network

                      MITRE ATT&CK Enterprise v16

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      memory/4672-0-0x00000000744C2000-0x00000000744C3000-memory.dmp

                      memory/4672-1-0x0000000000AB0000-0x0000000000AB8000-memory.dmp

                      memory/4672-2-0x00000000744B0000-0x0000000074C6C000-memory.dmp

                      memory/4672-3-0x00000000744C2000-0x00000000744C3000-memory.dmp

                      memory/4672-4-0x00000000744B0000-0x0000000074C6C000-memory.dmp

                      memory/4672-5-0x00000000744B0000-0x0000000074C6C000-memory.dmp