General

  • Target
    Payment Swift Notification_pdf.exe
  • Size 379KB
  • Sample200819-293f3x9wfj
  • SHA256 1c2894353e85e78ce3f7d55ce6ef7422e5ddcc52dfa1a92bbe6808c01228e57e
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • azorult

C2
  • https://h-to-h.mixh.jp/ws/PL341/index.php

Targets

    • Target
      Payment Swift Notification_pdf.exe
    • Size 379KB
    • SHA256 1c2894353e85e78ce3f7d55ce6ef7422e5ddcc52dfa1a92bbe6808c01228e57e
    • MD5 SHA1 SHA512
    • Azorult

      An information stealer that was first discovered in 2016, targeting browsing history and passwords.

    • Looks for VirtualBox Guest Additions in registry

    • Looks for VMWare Tools registry key

    • Checks BIOS information in registry

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

    • Loads dropped DLL

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

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

    • 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.

    • JavaScript code in executable

    • Maps connected drives based on registry

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks