General

  • Target

    c50b237bd6acb01a742429358761f17abe8715f6b18cd24308968ca5a27624c0

  • Size

    3.1MB

  • Sample

    250225-tx5jgswlw4

  • MD5

    a0eaf2172e1572319fa8d6e448fd54a2

  • SHA1

    5e3f33fc699f4832b6a18a441a4f04cd6a9c1027

  • SHA256

    c50b237bd6acb01a742429358761f17abe8715f6b18cd24308968ca5a27624c0

  • SHA512

    a782adce180c6476b1365fe9ea28b37e1a78d769889e0baa0c44a346709aab79c32b537af0b5d0a9d5427313bd4c7d1df21f2706b9db5de8bec6d3d2d57e2f3b

  • SSDEEP

    49152:aIkncQ5D+sbq18/Qq6xTsSyXJS18eALP/pllXFaTHneOJ:a8Q56s218/Qq6xTsHY1c/pnkLneO

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

      c50b237bd6acb01a742429358761f17abe8715f6b18cd24308968ca5a27624c0

    • Size

      3.1MB

    • MD5

      a0eaf2172e1572319fa8d6e448fd54a2

    • SHA1

      5e3f33fc699f4832b6a18a441a4f04cd6a9c1027

    • SHA256

      c50b237bd6acb01a742429358761f17abe8715f6b18cd24308968ca5a27624c0

    • SHA512

      a782adce180c6476b1365fe9ea28b37e1a78d769889e0baa0c44a346709aab79c32b537af0b5d0a9d5427313bd4c7d1df21f2706b9db5de8bec6d3d2d57e2f3b

    • SSDEEP

      49152:aIkncQ5D+sbq18/Qq6xTsSyXJS18eALP/pllXFaTHneOJ:a8Q56s218/Qq6xTsHY1c/pnkLneO

    • 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