Resubmissions

22/08/2026, 07:52

260822-jqvqlasekh10

22/08/2026, 07:38

260822-jgeb9awyez10

General

  • Target
    2026-08-21_b4ad9a133f8af97b800f30376716b1f8_cosmicduke_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_tofsee_vidar
  • Size 2.2MB
  • Sample260822-jqvqlasekh
  • SHA256 d14cc6a4429f7ffb0c64495cb1ce9cd69d0d677d89650bb4035da698f51f5558
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      2026-08-21_b4ad9a133f8af97b800f30376716b1f8_cosmicduke_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_tofsee_vidar
    • Size 2.2MB
    • SHA256 d14cc6a4429f7ffb0c64495cb1ce9cd69d0d677d89650bb4035da698f51f5558
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detects CosmicDuke or TinyBaron

    • Family: CosmicDuke,TinyBaron

      CosmicDuke aka TinyBaron is an information stealer used by the APT29 group.

    • 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

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v16

Tasks