T1070.007: Clear Network Connection History and Configurations
Clear Network Connection History and Configurations (T1070.007) é uma técnica catalogada no MITRE ATT&CK Enterprise usada como referência para mapear comportamento adversário em auditorias de segurança.
Contexto para AppSec
Em uma auditoria de AppSec, Clear Network Connection History and Configurations deve ser usada para revisar caminhos em que código, configuração, dependências ou infraestrutura podem viabilizar o comportamento descrito pela MITRE. No ATT&CK, ela aparece em Stealth. As plataformas mapeadas pela MITRE incluem Linux, macOS, Windows e Network Devices. No Vigly, esse contexto ajuda a conectar evidências do repositório com priorização e remediação.
Descrição oficial original do MITRE ATT&CK
Adversaries may clear or remove evidence of malicious network connections in order to clean up traces of their operations. Configuration settings as well as various artifacts that highlight connection history may be created on a system and/or in application logs from behaviors that require network connections, such as Remote Services or External Remote Services. Defenders may use these artifacts to monitor or otherwise analyze network connections created by adversaries. Network connection history may be stored in various locations. For example, RDP connection history may be stored in Windows Registry values under : * HKEY_CURRENT_USER\Software\Microsoft\Terminal Server Client\Default
HKEY_CURRENT_USER\Software\Microsoft\Terminal Server Client\ServersWindows may also store information about recent RDP connections in files such asC:\Users\%username%\Documents\Default.rdpandC:\Users\%username%\AppData\Local\Microsoft\Terminal Server Client\Cache\. Similarly, macOS and Linux hosts may store information highlighting connection history in system logs (such as those stored in/Library/Logsand/or/var/log/). Malicious network connections may also require changes to third-party applications or network configuration settings, such as Disable or Modify System Firewall or tampering to enable Proxy. Adversaries may delete or modify this data to conceal indicators and/or impede defensive analysis.
Como o Vigly audita a técnica Clear Network Connection History and Configurations automaticamente na sua pipeline
O Vigly cruza sinais de SAST, modelagem de ameaças, regras de negócio e evidências do repositório para priorizar riscos reais antes que eles cheguem à produção.
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