Overview

overview

10

Static

static

3

4fba79b2f5...a7.exe

windows7-x64

10

4fba79b2f5...a7.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    4fba79b2f5bb7a1670e6d0bfa4b663a7.exe
  • Size 280KB
  • Sample231226-rdt8asecd8
  • SHA256 15cdd7b6d90535beeda078d371f868380127c99bfe8e0122201a0ea7b8a2959f
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
stealcdiscoveryspywarestealer

Malware Config

Extracted

Family

  • stealc

C2

  • http://5.42.66.58

Attributes
  • url_path

    /3886d2276f6914c4.php

rc4.plain

Targets

    • Target
      4fba79b2f5bb7a1670e6d0bfa4b663a7.exe
    • Size 280KB
    • SHA256 15cdd7b6d90535beeda078d371f868380127c99bfe8e0122201a0ea7b8a2959f
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    stealcdiscoveryspywarestealer

    • Stealc

      Stealc is an infostealer written in C++.

      stealerstealc

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Deletes itself

    • Loads dropped DLL

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

      spywarestealer

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Accesses cryptocurrency files/wallets, possible credential harvesting

      spyware

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks