General

  • Target

    0925ca356d951d1895b206a920d31c4e.bin

  • Size

    1.6MB

  • Sample

    240910-bcwrqs1ckh

  • MD5

    1cdf396796a3d0d7e9662243e2042fef

  • SHA1

    3bd5a485715359214e5c181c7597cf930f809bcc

  • SHA256

    901fa649109c56c3217eeeab577bf64143f0be05e72e9117059fedf210e9779c

  • SHA512

    1118db237c9fdea651053471e7cfb9c996387898f4ccf57f0e65833c4e89aa26252200228a27bb7c8293ebb7195c5bb1c678971a206b4012c2b66d6a776f4618

  • SSDEEP

    24576:1Nm73p9zxKGEWUlQGqOGVbcSRuIMpjF4Tnevv6zVpQMIi5Py7yrTMcT/nGX:nmTp+GEJyOQUI4Wevv/MIi5a7ypGX

Malware Config

Extracted

Family

stealc

Botnet

rave

C2

http://185.215.113.103

Attributes
  • url_path

    /e2b1563c6670f193.php

Extracted

Family

amadey

Version

4.41

Botnet

c7817d

C2

http://31.41.244.10

Attributes
  • install_dir

    0e8d0864aa

  • install_file

    svoutse.exe

  • strings_key

    5481b88a6ef75bcf21333988a4e47048

  • url_paths

    /Dem7kTu/index.php

rc4.plain

Targets

    • Target

      8367ac8403f30e782e231927d7581b450a117eda0dfadcb9da2e2ce912bd397c.exe

    • Size

      1.7MB

    • MD5

      0925ca356d951d1895b206a920d31c4e

    • SHA1

      2f20b9bff2225af61405eb9b74d734ee1e357b3b

    • SHA256

      8367ac8403f30e782e231927d7581b450a117eda0dfadcb9da2e2ce912bd397c

    • SHA512

      e358024b0588188ba4c844b1025be93587f77e34e12d95a2fa33fd1541640e942fe5a70e7435e26147cc287f73de01dcbb36b35963fd79140f0b1f084eea82a4

    • SSDEEP

      24576:wOAZrvBmhIlh+/8laovyegbMBegVU5wR4OTiFmJhRjJ4iynnDrIH+1UtQTSk2HS6:wOG8hCsbM0gdf+mz3TAGZ/FS6

    • 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks