General

  • Target

    3b1d6e7f53b18c7b220d7017d996716e071ec4616d15cd117d7fc2d6fac0bdc5

  • Size

    1.8MB

  • Sample

    240810-2kndfa1hlr

  • MD5

    f0c81b8c2d9d3804826e6c70a7dc11c0

  • SHA1

    17515f05154788c2c974890c754c5a925b2f54d1

  • SHA256

    3b1d6e7f53b18c7b220d7017d996716e071ec4616d15cd117d7fc2d6fac0bdc5

  • SHA512

    3807f57b2154f2e29b78c00e11c0c95ef4f9579251804c7f2279aa63f5f36762c4e22f3f9116b11cd11fdaa8575570533fd83f2422a1317f6037560b325d7ab5

  • SSDEEP

    24576:QG52P0Ya3guZpMPl2AxWhflnUFoAXZclm3mfrbrMEALW6SSqth5vlJfp2SHkwQDY:QtSgyMPlalnUFoyUngEwW1xTpfaM

Malware Config

Extracted

Family

amadey

Version

4.41

Botnet

0657d1

C2

http://185.215.113.19

Attributes
  • install_dir

    0d8f5eb8a7

  • install_file

    explorti.exe

  • strings_key

    6c55a5f34bb433fbd933a168577b1838

  • url_paths

    /Vi9leo/index.php

rc4.plain

Extracted

Family

stealc

Botnet

kora

C2

http://185.215.113.100

Attributes
  • url_path

    /e2b1563c6670f193.php

Targets

    • Target

      3b1d6e7f53b18c7b220d7017d996716e071ec4616d15cd117d7fc2d6fac0bdc5

    • Size

      1.8MB

    • MD5

      f0c81b8c2d9d3804826e6c70a7dc11c0

    • SHA1

      17515f05154788c2c974890c754c5a925b2f54d1

    • SHA256

      3b1d6e7f53b18c7b220d7017d996716e071ec4616d15cd117d7fc2d6fac0bdc5

    • SHA512

      3807f57b2154f2e29b78c00e11c0c95ef4f9579251804c7f2279aa63f5f36762c4e22f3f9116b11cd11fdaa8575570533fd83f2422a1317f6037560b325d7ab5

    • SSDEEP

      24576:QG52P0Ya3guZpMPl2AxWhflnUFoAXZclm3mfrbrMEALW6SSqth5vlJfp2SHkwQDY:QtSgyMPlalnUFoyUngEwW1xTpfaM

    • Amadey

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

    • Stealc

      Stealc is an infostealer written in C++.

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • 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 data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks