General

  • Target
    2026-05-07_91e3e314f34c07efcc9fdda2449da6d8_cosmicduke_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_tofsee
  • Size 1.2MB
  • Sample260507-ethg8aex8x
  • SHA256 b9c16945f788f229f71ce1d010b3da6f17cf21f1151aca0e7f77a3c852f166e4
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      2026-05-07_91e3e314f34c07efcc9fdda2449da6d8_cosmicduke_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_tofsee
    • Size 1.2MB
    • SHA256 b9c16945f788f229f71ce1d010b3da6f17cf21f1151aca0e7f77a3c852f166e4
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detects MiniDuke aka CosmicDuke or TinyBaron

    • Family: MiniDuke, CosmicDuke,TinyBaron

      MiniDuke aka CosmicDuke or TinyBaron is a backdoor used by the APT29 group, written in C++.

    • 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 profiles

    • Checks installed software on the system

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

    • Enumerates connected drives

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

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v16

Tasks