Resubmissions

09/07/2026, 11:33

260709-npbcsahv6n10

09/07/2026, 11:01

260709-m4zhgsas8t10

General

  • Target
    2026-07-09_10ec8191991571afca6b4b2962a3e575_cosmicduke_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_tofsee_vidar
  • Size 2.8MB
  • Sample260709-npbcsahv6n
  • SHA256 71a6a88b6e2ea4bb8c49588dcfc8f739aaf60ed96736d792714660523dbbdaf9
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      2026-07-09_10ec8191991571afca6b4b2962a3e575_cosmicduke_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_tofsee_vidar
    • Size 2.8MB
    • SHA256 71a6a88b6e2ea4bb8c49588dcfc8f739aaf60ed96736d792714660523dbbdaf9
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detects CosmicDuke or TinyBaron

    • Family: CosmicDuke,TinyBaron

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

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • 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