General

  • Target
    catvape.zip
  • Size 3.5MB
  • Sample260702-wtqx2abw4s
  • SHA256 10ca3e657ea3e11c7f59b0a15d1d8ccadced6f457bfb881499e61eb452cdd1a1
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      catvape/cat-vape-lite.exe
    • Size 8.2MB
    • SHA256 da7814c2665f5d5df85cbe7193e04d6b4f5230702c4d1fc09ca4a1ee99270bf5
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Checks for common network interception software

      Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Manipulates Digital Signatures

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

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • 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.

    • Network Share Discovery

      Attempt to gather information on host network.

    • Drops file in System32 directory

    • Target
      catvape/cv-light.exe
    • Size 1.5MB
    • SHA256 de12a155273ebe2980743958f72c7da1e6a373cc37a52cc034a8d9eb75cb1e41
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    5/10
    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v16

Tasks