General

  • Target

    142256ba0997278633a73e059d4d48e0dbb9ce9af82d2ccf8b23973530ca4400.exe

  • Size

    347KB

  • Sample

    240430-bft3baff85

  • MD5

    2db155f3c3ce0a52b5efd0c0b608c12b

  • SHA1

    4c1d1de28823ab894de9c2d18ab746e583b05742

  • SHA256

    142256ba0997278633a73e059d4d48e0dbb9ce9af82d2ccf8b23973530ca4400

  • SHA512

    bd198cd9ff6dfc5d1f26210dd41b00473c00e49a0ef263bc418b45f4ff654c44bcaea819e02198583e45424c0e825112f6f17dd0463668a123cd6d10d8710da8

  • SSDEEP

    6144:Iow3n4zYeN4lwlXFWI46PcJ+bbdtuBx4rEZGl0HIsitMu:1eeyOl1WI46PcJYSBxSMGl0I9

Malware Config

Extracted

Family

stealc

C2

http://185.172.128.151

Attributes
  • url_path

    /7043a0c6a68d9c65.php

Targets

    • Target

      142256ba0997278633a73e059d4d48e0dbb9ce9af82d2ccf8b23973530ca4400.exe

    • Size

      347KB

    • MD5

      2db155f3c3ce0a52b5efd0c0b608c12b

    • SHA1

      4c1d1de28823ab894de9c2d18ab746e583b05742

    • SHA256

      142256ba0997278633a73e059d4d48e0dbb9ce9af82d2ccf8b23973530ca4400

    • SHA512

      bd198cd9ff6dfc5d1f26210dd41b00473c00e49a0ef263bc418b45f4ff654c44bcaea819e02198583e45424c0e825112f6f17dd0463668a123cd6d10d8710da8

    • SSDEEP

      6144:Iow3n4zYeN4lwlXFWI46PcJ+bbdtuBx4rEZGl0HIsitMu:1eeyOl1WI46PcJYSBxSMGl0I9

    • SectopRAT

      SectopRAT is a remote access trojan first seen in November 2019.

    • SectopRAT payload

    • 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

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks