Resubmissions

04-12-2024 18:25

241204-w2tc5avlex 8

General

  • Target

    https://drive.google.com/file/d/1DqYJ5h_YtGypvjTWkM6XnyvSLZPOEb7O/view?usp=drive_link, https://drive.google.com/file/d/1DTi19ol3pdgKI9lNzh6tyAaCW0Z83lbk/view?usp=drive_link

  • Sample

    241204-w2tc5avlex

Malware Config

Targets

    • Target

      https://drive.google.com/file/d/1DqYJ5h_YtGypvjTWkM6XnyvSLZPOEb7O/view?usp=drive_link, https://drive.google.com/file/d/1DTi19ol3pdgKI9lNzh6tyAaCW0Z83lbk/view?usp=drive_link

    • Blocklisted process makes network request

    • Boot or Logon Autostart Execution: Active Setup

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

    • Possible privilege escalation attempt

    • 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.

    • Checks for any installed AV software in registry

    • Checks whether UAC is enabled

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • 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

    • Network Share Discovery

      Attempt to gather information on host network.

    • Obfuscated Files or Information: Command Obfuscation

      Adversaries may obfuscate content during command execution to impede detection.

    • 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