General

  • Target

    f8348bd316750a70f9c1f56eb9d4c700N.exe

  • Size

    1.8MB

  • Sample

    240817-agnq9awaje

  • MD5

    f8348bd316750a70f9c1f56eb9d4c700

  • SHA1

    5166b30fc5b622863e4edb83ef13905dff6e5295

  • SHA256

    b0f8cebacc784a4a056d2754a3a0fe692a9da634327439de3f5a0fd06bbc7f9b

  • SHA512

    1495d3e0961447ca074a61e493b14d03cdcbebfafd95ec29ad55721556a52457186801cf42597f1aa4a04400dd56ade7d151ec926301c6a0df9d55b3e25ee0ef

  • SSDEEP

    49152:Lj4rgB1bGh5MikKCHGvjRnK606KOeLZjgwVy1DuO:LjweJKMikclnfHtwV

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

nord

C2

http://185.215.113.100

Attributes
  • url_path

    /e2b1563c6670f193.php

Extracted

Family

stealc

Botnet

kora

C2

http://185.215.113.100

Attributes
  • url_path

    /e2b1563c6670f193.php

Targets

    • Target

      f8348bd316750a70f9c1f56eb9d4c700N.exe

    • Size

      1.8MB

    • MD5

      f8348bd316750a70f9c1f56eb9d4c700

    • SHA1

      5166b30fc5b622863e4edb83ef13905dff6e5295

    • SHA256

      b0f8cebacc784a4a056d2754a3a0fe692a9da634327439de3f5a0fd06bbc7f9b

    • SHA512

      1495d3e0961447ca074a61e493b14d03cdcbebfafd95ec29ad55721556a52457186801cf42597f1aa4a04400dd56ade7d151ec926301c6a0df9d55b3e25ee0ef

    • SSDEEP

      49152:Lj4rgB1bGh5MikKCHGvjRnK606KOeLZjgwVy1DuO:LjweJKMikclnfHtwV

    • 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