General

  • Target
    2026-10-09_e71e81ed09742ba55bbff0ff80df7317_amadey_cobalt-strike_elex_luca-stealer_lynx_njrat_smoke-loader
  • Size 170KB
  • Sample261010-bzpxpsht91
  • SHA256 c2e3c86b126ac39e7fccbe2c3e2fd5e9f293dbb88470dfc3c559797e8c29fd08
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • gcleaner

C2
  • 45.91.200.135

Targets

    • Target
      2026-10-09_e71e81ed09742ba55bbff0ff80df7317_amadey_cobalt-strike_elex_luca-stealer_lynx_njrat_smoke-loader
    • Size 170KB
    • SHA256 c2e3c86b126ac39e7fccbe2c3e2fd5e9f293dbb88470dfc3c559797e8c29fd08
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detects DonutLoader

    • Family: DonutLoader

      DonutLoader is a position-independent code that enables in-memory execution of VBScript, JScript, EXE, DLL files and dotNET assemblies.

    • Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Downloads MZ/PE file

    • Creates new service(s)

    • Executes a file named after a Windows system binary

      The file runs from a user directory while carrying the name of an executable that normally only exists in System32.

    • 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.

    • Stops running service(s)

    • Adds Run key to start application

    • Checks installed software on the system

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

    • 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.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v16

Tasks