General

  • Target
    62231fa0b731bd0aac1c55bd8ed15898.exe
  • Size 242KB
  • Sample200710-mbeh8c7r5a
  • SHA256 b699a2766f106ff77377780bad431b72ef1748bf989e09f2b82fb73cf30cbde3
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • azorult

C2
  • http://195.245.112.115/index.php

Extracted

Family
  • oski

C2
  • raymond.ug

Targets

    • Target
      62231fa0b731bd0aac1c55bd8ed15898.exe
    • Size 242KB
    • SHA256 b699a2766f106ff77377780bad431b72ef1748bf989e09f2b82fb73cf30cbde3
    • MD5 SHA1 SHA512
    • Azorult

      An information stealer that was first discovered in 2016, targeting browsing history and passwords.

    • Contains code to disable Windows Defender

      A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

    • Modifies Windows Defender Real-time Protection settings

    • Oski

      Oski is an infostealer targeting browser data, crypto wallets.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Deletes itself

    • Loads dropped DLL

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

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

    • Windows security modification

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks