General

  • Target
    2026-09-12_b7d3c3798e2bece6e6f5e20d9d4b1f5b_elex_stop
  • Size 2.1MB
  • Sample260912-xls8vsdp6x
  • SHA256 0ae7a632891802151eba394b003d65225e45f11db0ad6a878682c503ccfbf78f
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      2026-09-12_b7d3c3798e2bece6e6f5e20d9d4b1f5b_elex_stop
    • Size 2.1MB
    • SHA256 0ae7a632891802151eba394b003d65225e45f11db0ad6a878682c503ccfbf78f
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detects KeyBase stealer

    • Family: KeyBase

      KeyBase is a .NET credential stealer and keylogger first emerging in February 2015.

    • Detected Nirsoft tools

      Free utilities often used by attackers which can steal passwords, product keys, etc.

    • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers

    • Detects executables containing SQL queries to confidential data stores. Observed in infostealers

    • Detects executables referencing many email and collaboration clients. Observed in information steale

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Executes dropped EXE

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook accounts

    • Adds Run key to start application

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v16

Tasks