shadowpad

ShadowPad is a sophisticated backdoor malware associated with advanced persistent threat groups, notably Ink Dragon and FamousSparrow. Discussions on WindowsForum.com cover its use in espionage campaigns, where attackers compromise Windows Server Update Services (WSUS) via CVE-2025-59287 to gain SYSTEM-level access and deploy ShadowPad. The malware also leverages Microsoft IIS and SharePoint servers to create relay networks, blending command-and-control traffic with legitimate HTTP behavior. Topics include detection challenges, remediation steps like applying Microsoft patches, and hardening WSUS and IIS environments. Users share insights on hunting for indicators such as PowerShell shells and certutil activity, emphasizing the need for proactive security measures against these evolving threats.