General

  • Target

    file.exe

  • Size

    1.8MB

  • Sample

    241010-af2lqasama

  • MD5

    f84277a0a4711aafa48f8c449afa0313

  • SHA1

    9f57a25dd77d016a4c9f16f84a5ae81be2bf559c

  • SHA256

    c6684ce5e22c7b44c2556efdd8d24a37a1b434f5e67a87d9a152f663c6ce2ac7

  • SHA512

    c7d87a84444c459a01fb1d4126ceea0b767206abab1d3fc6df4848aca57d98fb1b43fc2421d7a34e1d724b681bb6b588683892401c4a6befb03577bceed2665c

  • SSDEEP

    49152:LPfdQZeLRFHUheApLLNkgIoutbwjtLYGf:RQZCxGpLLNkJobtLL

Malware Config

Extracted

Family

stealc

Botnet

doma

C2

http://185.215.113.37

Attributes
  • url_path

    /e2b1563c6670f193.php

Targets

    • Target

      file.exe

    • Size

      1.8MB

    • MD5

      f84277a0a4711aafa48f8c449afa0313

    • SHA1

      9f57a25dd77d016a4c9f16f84a5ae81be2bf559c

    • SHA256

      c6684ce5e22c7b44c2556efdd8d24a37a1b434f5e67a87d9a152f663c6ce2ac7

    • SHA512

      c7d87a84444c459a01fb1d4126ceea0b767206abab1d3fc6df4848aca57d98fb1b43fc2421d7a34e1d724b681bb6b588683892401c4a6befb03577bceed2665c

    • SSDEEP

      49152:LPfdQZeLRFHUheApLLNkgIoutbwjtLYGf:RQZCxGpLLNkJobtLL

    • Stealc

      Stealc is an infostealer written in C++.

    • 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.

    • 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

    • 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