General

  • Target

    atube-catcher-10.8.5-installer_GQ-DpU1.exe

  • Size

    1.7MB

  • Sample

    240627-eqz8vs1gqc

  • MD5

    b2e6bac3baed5fd235b90c30ba9bdec8

  • SHA1

    9dd517743452918ce4e4583ce327ef907e6da97b

  • SHA256

    c7da9264a674a297c34b9ea7a34e5314140883e0914576563ca8bee1b4ea8b15

  • SHA512

    90ade8a9252f637b8fd9374f1edd4b7926e98604debed66d737e16db99540724a3915bf36f579ec3e00d523864cc75ebd98cf0162f7b1c9c9280039fea9082ef

  • SSDEEP

    24576:T7FUDowAyrTVE3U5F/A5bOyUuMitUR/BuztNwgqYReZhb/5hnl:TBuZrEUbPuMUHNwRY4ZB/t

Malware Config

Targets

    • Target

      atube-catcher-10.8.5-installer_GQ-DpU1.exe

    • Size

      1.7MB

    • MD5

      b2e6bac3baed5fd235b90c30ba9bdec8

    • SHA1

      9dd517743452918ce4e4583ce327ef907e6da97b

    • SHA256

      c7da9264a674a297c34b9ea7a34e5314140883e0914576563ca8bee1b4ea8b15

    • SHA512

      90ade8a9252f637b8fd9374f1edd4b7926e98604debed66d737e16db99540724a3915bf36f579ec3e00d523864cc75ebd98cf0162f7b1c9c9280039fea9082ef

    • SSDEEP

      24576:T7FUDowAyrTVE3U5F/A5bOyUuMitUR/BuztNwgqYReZhb/5hnl:TBuZrEUbPuMUHNwRY4ZB/t

    • Cobalt Strike reflective loader

      Detects the reflective loader used by Cobalt Strike.

    • Cobaltstrike

      Detected malicious payload which is part of Cobaltstrike.

    • Suspicious use of NtCreateProcessExOtherParentProcess

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Boot or Logon Autostart Execution: Active Setup

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

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Event Triggered Execution: Image File Execution Options Injection

    • Modifies RDP port number used by Windows

    • Sets service image path in registry

    • Checks BIOS information in registry

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

    • 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

    • Impair Defenses: Safe Mode Boot

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Windows security modification

    • Adds Run key to start application

    • Checks for any installed AV software in registry

    • Checks installed software on the system

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

    • Checks whether UAC is enabled

    • Drops Chrome extension

    • Enumerates connected drives

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

    • Modifies powershell logging option

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Checks system information in the registry

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

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks