General

  • Target

    b04a90c730d689a618b004b5b6536ce9e818195e560ee647c7d6f2209b5eea9c

  • Size

    3.2MB

  • Sample

    250225-rscxkazmt6

  • MD5

    730cea7cebf1928f14abe0d409f98f1c

  • SHA1

    d84f7600b7bff3755fc127a8b815a789e0be6731

  • SHA256

    b04a90c730d689a618b004b5b6536ce9e818195e560ee647c7d6f2209b5eea9c

  • SHA512

    2fa82027f7cb2fd6fc8813cd682587f2ed1308b6adbb01698c62b2dc5e08c0db7944f94fc2aa88fdb37ccfd3e60b6e55e9b1a6a8564c431e4ef3425ea185aa69

  • SSDEEP

    49152:vfzjyxkrLj2kfvNaFz7Bs+Z5Ft2hc/y47uHEulW7kdaqzW5mz7:vfzjukbdfFaFzVs+Z5FhX7MLJYe7

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

      b04a90c730d689a618b004b5b6536ce9e818195e560ee647c7d6f2209b5eea9c

    • Size

      3.2MB

    • MD5

      730cea7cebf1928f14abe0d409f98f1c

    • SHA1

      d84f7600b7bff3755fc127a8b815a789e0be6731

    • SHA256

      b04a90c730d689a618b004b5b6536ce9e818195e560ee647c7d6f2209b5eea9c

    • SHA512

      2fa82027f7cb2fd6fc8813cd682587f2ed1308b6adbb01698c62b2dc5e08c0db7944f94fc2aa88fdb37ccfd3e60b6e55e9b1a6a8564c431e4ef3425ea185aa69

    • SSDEEP

      49152:vfzjyxkrLj2kfvNaFz7Bs+Z5Ft2hc/y47uHEulW7kdaqzW5mz7:vfzjukbdfFaFzVs+Z5FhX7MLJYe7

    • 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