General

  • Target
    main_obfuscated.bat
  • Size 1KB
  • Sample260716-py79jshw8s
  • SHA256 def330526a91c9d49c9cfdc24758a70d9754006ba72ea9caea5b2eb2fcc91534
  • MD5 SHA1 SHA512 TLSH

Malware Config

Extracted

Language
  • ps1

Deobfuscated
Source
URLs
  • ps1.dropper

    https://raw.githubusercontent.com/exsarorrayzer/usingfiles/refs/heads/main/px.txt

  • exe.dropper

    https://raw.githubusercontent.com/exsarorrayzer/usingfiles/refs/heads/main/px.txt

Extracted

Language
  • ps1

Deobfuscated
Source
URLs
  • exe.dropper

    https://www.dropbox.com/scl/fi/1od1ecb8tblow5d3anmiv/v1.exe?rlkey=pk409t8bni17vronuah24a11a&st=p80bhve9&dl=1

Targets

    • Target
      main_obfuscated.bat
    • Size 1KB
    • SHA256 def330526a91c9d49c9cfdc24758a70d9754006ba72ea9caea5b2eb2fcc91534
    • MD5 SHA1 SHA512 TLSH
    • Enumerates VirtualBox DLL files

    • Badlisted process makes network request

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

    • Boot or Logon Autostart Execution: Active Setup

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

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

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

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Enumerates connected drives

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

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

MITRE ATT&CK Enterprise v16

Tasks