Resubmissions

13/07/2026, 01:45

260713-b6p62saz9l8

12/07/2026, 08:06

260712-jzp7gags8v

11/07/2026, 07:01

260711-hte9msfv9w8

General

  • Target
    fifty-optimizer-3.11.0-setup.exe
  • Size 109.6MB
  • Sample260711-hte9msfv9w
  • SHA256 979b91583e5a0555f45f2a78e3833adad3e0aada246de6505311dad29d4e4669
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      fifty-optimizer-3.11.0-setup.exe
    • Size 109.6MB
    • SHA256 979b91583e5a0555f45f2a78e3833adad3e0aada246de6505311dad29d4e4669
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads ssh keys stored on the system

      Tries to access SSH used by SSH programs.

    • 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.

    • Power Settings

      powercfg controls all configurable power system settings on a Windows system and can be abused to prevent an infected host from locking or shutting down.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to get system information.

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Target
      $PLUGINSDIR/app-64.7z
    • Size 109.1MB
    • SHA256 28c2f2c19f93f4a78a0cf6436a23f658035b795011f3a6f96d0c1c23600f1396
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Boot or Logon Autostart Execution: Active Setup

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

    • Enumerates connected drives

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

MITRE ATT&CK Enterprise v16

Tasks