General

  • Target

    95829a1c7dd13756fde15067524b769bc463be495e917b1c6837457485d8691f

  • Size

    2.7MB

  • Sample

    240919-2kt6zsvemr

  • MD5

    546df721ed63b75935f676fbab59b2a4

  • SHA1

    23dea447a189cddbbd71057547f67837b0d573d1

  • SHA256

    95829a1c7dd13756fde15067524b769bc463be495e917b1c6837457485d8691f

  • SHA512

    f56717be55691def49e5128c3579fcbb1895828d6ebd45555eda4165c1f5d06e06ec27c59fdbf44f8f2df8d81366ef485db45668fd477ae5ef17b4a66b564a20

  • SSDEEP

    49152:/VSfpUY7W9y+ike76tu9XyKnDjCoHKajq6FcT2d4H89rr:dSfpUcW9y+ike76QvdKU2I4H89rr

Malware Config

Extracted

Family

stealc

Botnet

rave

C2

http://185.215.113.103

Attributes
  • url_path

    /e2b1563c6670f193.php

Targets

    • Target

      95829a1c7dd13756fde15067524b769bc463be495e917b1c6837457485d8691f

    • Size

      2.7MB

    • MD5

      546df721ed63b75935f676fbab59b2a4

    • SHA1

      23dea447a189cddbbd71057547f67837b0d573d1

    • SHA256

      95829a1c7dd13756fde15067524b769bc463be495e917b1c6837457485d8691f

    • SHA512

      f56717be55691def49e5128c3579fcbb1895828d6ebd45555eda4165c1f5d06e06ec27c59fdbf44f8f2df8d81366ef485db45668fd477ae5ef17b4a66b564a20

    • SSDEEP

      49152:/VSfpUY7W9y+ike76tu9XyKnDjCoHKajq6FcT2d4H89rr:dSfpUcW9y+ike76QvdKU2I4H89rr

    • 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.

    • 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