General

  • Target

    6f7aad02384477c96833be0fef115412e2dc1c05d059f40c4ec13194e8308eeb.exe

  • Size

    218KB

  • Sample

    240405-bsj3waha29

  • MD5

    cf267f31af942869a51ff10d3cadb637

  • SHA1

    6c612523c12cd2a0e71deb7114427f6656cd58dc

  • SHA256

    6f7aad02384477c96833be0fef115412e2dc1c05d059f40c4ec13194e8308eeb

  • SHA512

    36dd1d8c70f042ceb111cd6456d70a1fd7e83764441748216421fed83e2ffeea2fcd842c700c09226a5bb07a61f1c3948afcc0b10a07dd5fa827575bc0b43fd4

  • SSDEEP

    3072:qUBTqPKGYOrEQAQB0fzahcaFnztzmrl9JrMw9ja2bwiOp:qKqPKGYOrEzQBXtnzsr54w9j/bwiO

Malware Config

Extracted

Family

stealc

C2

http://185.172.128.26

Attributes
  • url_path

    /f993692117a3fda2.php

Targets

    • Target

      6f7aad02384477c96833be0fef115412e2dc1c05d059f40c4ec13194e8308eeb.exe

    • Size

      218KB

    • MD5

      cf267f31af942869a51ff10d3cadb637

    • SHA1

      6c612523c12cd2a0e71deb7114427f6656cd58dc

    • SHA256

      6f7aad02384477c96833be0fef115412e2dc1c05d059f40c4ec13194e8308eeb

    • SHA512

      36dd1d8c70f042ceb111cd6456d70a1fd7e83764441748216421fed83e2ffeea2fcd842c700c09226a5bb07a61f1c3948afcc0b10a07dd5fa827575bc0b43fd4

    • SSDEEP

      3072:qUBTqPKGYOrEQAQB0fzahcaFnztzmrl9JrMw9ja2bwiOp:qKqPKGYOrEzQBXtnzsr54w9j/bwiO

    • Stealc

      Stealc is an infostealer written in C++.

    • Detect binaries embedding considerable number of MFA browser extension IDs.

    • Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs.

    • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

    • Downloads MZ/PE file

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • 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.

    • 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.

MITRE ATT&CK Enterprise v15

Tasks