General

  • Target
    install_slutware_qn6FAm(1).zip
  • Size 2KB
  • Sample260925-yjtx2swt6m
  • SHA256 005f50db59dbf47d4b8991ea666dbd6a02ef39a90abb5917c489fb9a74076b10
  • MD5 SHA1 SHA512 TLSH

Malware Config

Extracted

Language
  • ps1

Deobfuscated
Source
URLs
  • exe.dropper

    https://download.oracle.com/java/25/archive/jdk-25.0.2_windows-x64_bin.exe

Targets

    • Target
      install_slutware_qn6FAm.bat
    • Size 2KB
    • SHA256 1a759b1b5b1cd3e7b77a98477b2e407c8dbf584005c52e52044d45ccd4d1906c
    • MD5 SHA1 SHA512 TLSH
    • Grants admin privileges

      Uses net.exe to modify the user's privileges.

    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Disables Task Manager via registry modification

    • Downloads MZ/PE file

    • Indicator Removal: Network Share Connection Removal

      Adversaries may remove share connections that are no longer useful in order to clean up traces of their operation.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

    • Enumerates connected drives

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

    • Installs/modifies Browser Helper Object

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

    • Drops file in System32 directory

    • Sets desktop wallpaper using registry

MITRE ATT&CK Enterprise v16

Tasks