General

  • Target
    f1bb608fc3469071c9e53176a8ed4b1c_JaffaCakes118
  • Size 4.7MB
  • Sample240922-lcqktssdrf
  • SHA256 954f8c802c2dff2bcd7712c2a7a89b1f566eb76d347a7f9cb3b4a2a21832dd45
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Targets

    • Target
      f1bb608fc3469071c9e53176a8ed4b1c_JaffaCakes118
    • Size 4.7MB
    • SHA256 954f8c802c2dff2bcd7712c2a7a89b1f566eb76d347a7f9cb3b4a2a21832dd45
    • MD5 SHA1 SHA512 SSDEEP
    • Taurus Stealer

      Taurus is an infostealer first seen in June 2020.

    • Taurus Stealer payload

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Checks BIOS information in registry

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

    • Deletes itself

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads user/profile data of web browsers

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

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Accesses 2FA software files, possible credential harvesting

    • 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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks