One Million Devices Infected: Hackers Use Malvertising and GitHub to Spread Infostealers

One Million Devices Infected: Hackers Use Malvertising and GitHub to Spread Infostealers

In early December 2024, Microsoft Threat Intelligence detected a large-scale malvertising campaign that affected nearly one million devices globally. The attack exploited illegal streaming websites and employed a multi-stage payload delivery system using platforms like GitHub, Discord, and Dropbox to deliver malware aimed at information theft. The campaign reflects the pervasive and indiscriminate nature of cyber threats, impacting a diverse range of organizations and sectors. Affected: devices, organizations, GitHub, Discord, Dropbox

Keypoints :

  • Microsoft detected a malvertising campaign affecting approximately one million devices worldwide.
  • The attack originated from illegal streaming websites embedded with malicious advertisements.
  • Malware was delivered through GitHub, Dropbox, and Discord.
  • The attack included multiple stages with varied payloads aimed at gathering information.
  • Microsoft identified the activity as part of a broader pattern tracked under the name Storm-0408.
  • Recommendations were provided to help organizations mitigate the threat.

MITRE Techniques :

  • T1071.001 – Application Layer Protocol: The malware used HTTP for command and control communications to exfiltrate data.
  • T1070.004 – Indicator Removal on Host: The malware modified the registry run keys for persistence.
  • T1040 – Network Sniffing: The attackers used various tools to gather sensitive information from network traffic.
  • T1082 – System Information Discovery: The malware collected system information like operating system details and screen resolution.
  • T1057 – Process Discovery: The malware assessed running processes to identify security software for evasion.

Indicator of Compromise :

  • [Domain] movies7[.]net
  • [Domain] 0123movie[.]art
  • [URL] hxxps://github[.]com/kloserw
  • [URL] hxxps://cdn.discordapp[.]com/attachments/1316109420995809283/1316112071376769165/NativeApp_G4QLIQRa.exe
  • [IP Address] 192.142.10.246

Full Story: https://www.infostealers.com/article/one-million-devices-infected-hackers-use-malvertising-and-github-to-spread-infostealers/