General

  • Target

    file.exe

  • Size

    1.7MB

  • Sample

    241003-bcm5lawcqq

  • MD5

    9230158d2d15f5f7140b53912347a845

  • SHA1

    01d78cba09eca8d00ad54454ef652b24321bb00d

  • SHA256

    403a726fd6b597b2646fb61f309d5e59f8b33be15b697b6cac53686580e9fce1

  • SHA512

    6f497d06667a772f1d46e98ff7bc0635f7c30505474c74c137541083dbe7d3eb13849176814892eba0ce3a1b6dc4cdd11cdc31a9e74d4ee32dcb61f2a0ca19ee

  • SSDEEP

    49152:FyjyDUkCe1uiGY9rqfrwgzLoZ5G/XTlpvbvu8y:IjS+e/f4wiLoSblBNy

Malware Config

Extracted

Family

stealc

Botnet

doma

C2

http://185.215.113.37

Attributes
  • url_path

    /e2b1563c6670f193.php

Targets

    • Target

      file.exe

    • Size

      1.7MB

    • MD5

      9230158d2d15f5f7140b53912347a845

    • SHA1

      01d78cba09eca8d00ad54454ef652b24321bb00d

    • SHA256

      403a726fd6b597b2646fb61f309d5e59f8b33be15b697b6cac53686580e9fce1

    • SHA512

      6f497d06667a772f1d46e98ff7bc0635f7c30505474c74c137541083dbe7d3eb13849176814892eba0ce3a1b6dc4cdd11cdc31a9e74d4ee32dcb61f2a0ca19ee

    • SSDEEP

      49152:FyjyDUkCe1uiGY9rqfrwgzLoZ5G/XTlpvbvu8y:IjS+e/f4wiLoSblBNy

    • 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