General

  • Target

    c459ef823ee6aca439150a1e3c924e39ca4e4677397455690c367d95534f3b69

  • Size

    3.1MB

  • Sample

    250225-rw3mdszpv4

  • MD5

    e3fc6a11bb6781096677c59ee3f693ab

  • SHA1

    f5b7cf73431d19209c1607a728e6bed92df73d65

  • SHA256

    c459ef823ee6aca439150a1e3c924e39ca4e4677397455690c367d95534f3b69

  • SHA512

    5e3b9a3f59678deef647a498e90d2d2f8953bd725be397bbb8e2d9e0c492ba4d76a7f3e8c4ec9438304a0e64facd7f05748b35297203821d98c6a3b0c0ab5823

  • SSDEEP

    98304:BpvkMxkCKpyfE0dJzdPompC+QRBBmHOI6g:BpvfiCWOZpQ9mHB6g

Malware Config

Extracted

Family

amadey

Version

4.42

Botnet

9c9aa5

C2

http://185.215.113.43

Attributes
  • install_dir

    abc3bc1985

  • install_file

    skotes.exe

  • strings_key

    8a35cf2ea38c2817dba29a4b5b25dcf0

  • url_paths

    /Zu7JuNko/index.php

rc4.plain

Extracted

Family

stealc

Botnet

reno

C2

http://185.215.113.115

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      c459ef823ee6aca439150a1e3c924e39ca4e4677397455690c367d95534f3b69

    • Size

      3.1MB

    • MD5

      e3fc6a11bb6781096677c59ee3f693ab

    • SHA1

      f5b7cf73431d19209c1607a728e6bed92df73d65

    • SHA256

      c459ef823ee6aca439150a1e3c924e39ca4e4677397455690c367d95534f3b69

    • SHA512

      5e3b9a3f59678deef647a498e90d2d2f8953bd725be397bbb8e2d9e0c492ba4d76a7f3e8c4ec9438304a0e64facd7f05748b35297203821d98c6a3b0c0ab5823

    • SSDEEP

      98304:BpvkMxkCKpyfE0dJzdPompC+QRBBmHOI6g:BpvfiCWOZpQ9mHB6g

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • Amadey family

    • GCleaner

      GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.

    • Gcleaner family

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Downloads MZ/PE file

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • Loads dropped DLL

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks