General

  • Target
    file.exe
  • Size 283KB
  • Sample230113-g2lwqaae2w
  • SHA256 7b61c03b9aed5f7b1ad41da03b3e0d7f1d54d5b445a003d4df4f9db850ecc7ad
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Targets

    • Target
      file.exe
    • Size 283KB
    • SHA256 7b61c03b9aed5f7b1ad41da03b3e0d7f1d54d5b445a003d4df4f9db850ecc7ad
    • MD5 SHA1 SHA512 SSDEEP
    • Detects Smokeloader packer

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Blocklisted process makes network request

    • 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.

    • Accesses Microsoft Outlook accounts

    • Accesses Microsoft Outlook profiles

    • Checks installed software on the system

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks