General

  • Target

    executor.lua

  • Size

    43KB

  • Sample

    240927-px14vavhmh

  • MD5

    ebb139f04bcf9150475b0a127210fb6a

  • SHA1

    80e7d4a42e8dfd885e8e905f78af56e34d87b025

  • SHA256

    e06b1f684a666f9d41c69282ed0eaedbdff7953a19ccbdd99984dac4c16867c7

  • SHA512

    affccc2a679a71b7162b0b812aac446e98ec54a40bdf935829d1184aa98042f92daecba920a4311bf6f9db5f5890656d2dd81eafb57d81f3c2d76cea6ae294c2

  • SSDEEP

    384:229rWpY4Ldnp/2HQEitPv1L5dBRr8QKplNtTG4yv/0NQITpW0vgujBSl5rWDMXfA:jlWpNewEi7BiL84BTpW0vkrWiiuZPy

Malware Config

Targets

    • Target

      executor.lua

    • Size

      43KB

    • MD5

      ebb139f04bcf9150475b0a127210fb6a

    • SHA1

      80e7d4a42e8dfd885e8e905f78af56e34d87b025

    • SHA256

      e06b1f684a666f9d41c69282ed0eaedbdff7953a19ccbdd99984dac4c16867c7

    • SHA512

      affccc2a679a71b7162b0b812aac446e98ec54a40bdf935829d1184aa98042f92daecba920a4311bf6f9db5f5890656d2dd81eafb57d81f3c2d76cea6ae294c2

    • SSDEEP

      384:229rWpY4Ldnp/2HQEitPv1L5dBRr8QKplNtTG4yv/0NQITpW0vgujBSl5rWDMXfA:jlWpNewEi7BiL84BTpW0vkrWiiuZPy

    • Cobalt Strike reflective loader

      Detects the reflective loader used by Cobalt Strike.

    • Cobaltstrike

      Detected malicious payload which is part of Cobaltstrike.

    • Contains code to disable Windows Defender

      A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Event Triggered Execution: Image File Execution Options Injection

    • Stops running service(s)

    • 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

    • Loads dropped DLL

    • Modifies file permissions

    • Reads user/profile data of web browsers

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

    • 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

    • Enumerates connected drives

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

    • Legitimate hosting services abused for malware hosting/C2

    • Modifies powershell logging option

    • 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

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks