General

  • Target

    b3bd52ca8703c36661a0c6f4f2de2240d4f4ec2f5360fe195de4c1d4a988e960

  • Size

    366KB

  • Sample

    240516-jwyz7sbf24

  • MD5

    1bfa0637c38006a34e454aef4a9f3f04

  • SHA1

    277854bca21c2f8fd1ec6e743ee20343855dc589

  • SHA256

    b3bd52ca8703c36661a0c6f4f2de2240d4f4ec2f5360fe195de4c1d4a988e960

  • SHA512

    11fb998595c50d5198cea89db37705816756e3d9e56b6ba63048083e0b79677aca8ce8e3f3cc15cb772c4a70ec5d2aff4830ec99a510ebc9cd5f0de7fb1a37c7

  • SSDEEP

    6144:LT7vKU2KcMeiL0DDzlAy63Ha8ZrGhVVHS8ggReNEOJCongzciV3zW7bfhcJ:7vKMheiL0nzlIHa1y5FaoRijOjhcJ

Malware Config

Extracted

Family

stealc

Botnet

default100

C2

http://185.172.128.150

Attributes
  • url_path

    /c698e1bc8a2f5e6d.php

Targets

    • Target

      b3bd52ca8703c36661a0c6f4f2de2240d4f4ec2f5360fe195de4c1d4a988e960

    • Size

      366KB

    • MD5

      1bfa0637c38006a34e454aef4a9f3f04

    • SHA1

      277854bca21c2f8fd1ec6e743ee20343855dc589

    • SHA256

      b3bd52ca8703c36661a0c6f4f2de2240d4f4ec2f5360fe195de4c1d4a988e960

    • SHA512

      11fb998595c50d5198cea89db37705816756e3d9e56b6ba63048083e0b79677aca8ce8e3f3cc15cb772c4a70ec5d2aff4830ec99a510ebc9cd5f0de7fb1a37c7

    • SSDEEP

      6144:LT7vKU2KcMeiL0DDzlAy63Ha8ZrGhVVHS8ggReNEOJCongzciV3zW7bfhcJ:7vKMheiL0nzlIHa1y5FaoRijOjhcJ

    • Stealc

      Stealc is an infostealer written in C++.

    • 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