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Análisis de Forense de Memoria con LiME y Volatility

Realiza la adquisición de memoria Linux utilizando LiME (Linux Memory Extractor).

¿Qué es Análisis de Forense de Memoria con LiME y Volatility?

Esta habilidad permite a los agentes de IA y analistas SOC realizar adquisición y análisis forense de memoria en sistemas Linux utilizando LiME y Volatility 3. Es útil para investigar incidentes de seguridad, construir reglas de detección, realizar caza de amenazas y validar la cobertura de monitoreo. La habilidad automatiza el proceso de carga del módulo del kernel LiME para adquirir la memoria volátil y luego utiliza Volatility 3 de forma programática o mediante línea de comandos para extraer artefactos forenses, como listas de procesos (linux.pslist), historial de comandos bash (linux.bash), sockets de red (linux.sockstat) y módulos del kernel (linux.lsmod). Soporta plataformas Linux con Python 3.8+ y requiere acceso a un entorno de laboratorio autorizado. El flujo de trabajo estructurado guía al agente desde la adquisición hasta el análisis avanzado, incluyendo detección de rootkits y comparación de listas de procesos para identificar procesos ocultos.

Compatible con~Claude Code~Codex CLI~Cursor
npx skills add https://github.com/mukul975/Anthropic-Cybersecurity-Skills/tree/main/skills/analyzing-memory-forensics-with-lime-and-volatility

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Documentación

¿Qué hace Análisis de Forense de Memoria con LiME y Volatility?

Cuándo Usarlo

  • Cuando se investigan incidentes de seguridad que requieren analizar forense de memoria con lime y volatility
  • Cuando se construyen reglas de detección o consultas de caza de amenazas para este dominio
  • Cuando los analistas del SOC necesitan procedimientos estructurados para este tipo de análisis
  • Cuando se valida la cobertura de monitoreo de seguridad para técnicas de ataque relacionadas

Prerrequisitos

  • Familiaridad con conceptos y herramientas de operaciones de seguridad
  • Acceso a un entorno de pruebas o laboratorio para una ejecución segura
  • Python 3.8+ con las dependencias requeridas instaladas
  • Autorización apropiada para cualquier actividad de prueba

Instrucciones

Adquiere memoria Linux usando el módulo del kernel LiME, luego analiza con Volatility 3 para extraer artefactos forenses de la imagen de memoria.

# Adquisición con LiME
insmod lime-$(uname -r).ko "path=/evidence/memory.lime format=lime"

# Análisis con Volatility 3
vol3 -f /evidence/memory.lime linux.pslist
vol3 -f /evidence/memory.lime linux.bash
vol3 -f /evidence/memory.lime linux.sockstat
import volatility3
from volatility3.framework import contexts, automagic
from volatility3.plugins.linux import pslist, bash, sockstat

# Uso programático de Volatility 3
context = contexts.Context()
automagics = automagic.available(context)

Pasos clave de análisis:

  1. Adquirir memoria con LiME (formato=lime o formato=raw)
  2. Listar procesos con linux.pslist, comparar con linux.psscan
  3. Extraer historial de comandos bash con linux.bash
  4. Listar conexiones de red con linux.sockstat
  5. Verificar módulos del kernel cargados con linux.lsmod para rootkits

Ejemplos

# Flujo de trabajo forense completo
vol3 -f memory.lime linux.pslist | grep -v "\[kthread\]"
vol3 -f memory.lime linux.bash
vol3 -f memory.lime linux.malfind
vol3 -f memory.lime linux.lsmod

Individual skills in this repo

This repo contains 20 individual skills — each has its own dedicated page.

abusing-dpapi-for-credential-access

Extract and decrypt Windows DPAPI-protected secrets (Credential Manager, browser logins/cookies, Wi-Fi credentials, KeePass keys) online or offline using SharpDPAPI, SharpChrome, Mimikatz, or Impacket

abusing-shadow-credentials-for-privesc

Take over Active Directory accounts by writing attacker-controlled public keys to msDS-KeyCredentialLink (Shadow Credentials) with pyWhisker, Whisker, or Certipy, then authenticate via PKINIT to recover the target

achieving-cmmc-level-2-compliance

>-

acquiring-disk-image-with-dd-and-dcfldd

Create forensically sound bit-for-bit disk images with dd or dcfldd on a Linux forensic workstation, preserving evidence integrity through hash verification (MD5/SHA) during acquisition. Use when imaging a suspect drive, USB device, or memory card for investigation, preserving volatile disk evidence during incident response, or producing a verified copy for legal or law-enforcement proceedings before any destructive analysis.

analyzing-active-directory-acl-abuse

Detect dangerous ACL misconfigurations in Active Directory using ldap3

analyzing-android-malware-with-apktool

Perform static analysis of Android APK malware using apktool for resource decompilation, jadx for Java source recovery, and androguard for manifest inspection, dangerous permission-combination detection, and identification of obfuscated code, dynamic code loading, and reflection-based API calls. Use to statically triage a suspicious APK without executing it or to build mobile malware detection rules.

analyzing-api-gateway-access-logs

Parses API Gateway access logs (AWS API Gateway, Kong, Nginx) to detect

analyzing-apt-group-with-mitre-navigator

Query ATT&CK data with attackcti, mitreattack-python, and stix2, then build MITRE ATT&CK Navigator layers and multi-layer heatmap overlays mapping one or more APT groups

analyzing-azure-activity-logs-for-threats

Queries Azure Monitor activity logs and sign-in logs via azure-monitor-query

analyzing-bootkit-and-rootkit-samples

Analyzes bootkit and advanced rootkit malware infecting the Master

analyzing-browser-forensics-with-hindsight

Parse Chromium-based browser databases with Hindsight to extract and correlate browsing history, downloads, cookies, cached content, autofill data, saved passwords, and extensions from Chrome, Edge, Brave, Opera, and Vivaldi into a unified timeline (XLSX, JSON, or SQLite output). Use during incident response, insider-threat investigations, or criminal cases when you need to reconstruct a user

analyzing-campaign-attribution-evidence

Systematically evaluate cyber-campaign evidence to attribute an operation to a threat actor, using the Diamond Model and Analysis of Competing Hypotheses (ACH) to weigh infrastructure overlaps, TTP consistency, malware code similarity, and timing/language artifacts into confidence-weighted attribution assessments. Use when an incident investigation needs a defensible attribution confidence level.

analyzing-certificate-transparency-for-phishing

Monitor Certificate Transparency logs using crt.sh and Certstream to

analyzing-cloud-storage-access-patterns

Detect abnormal access in AWS S3, GCS, and Azure Blob Storage by analyzing CloudTrail Data Events, GCS audit logs, and Azure Storage Analytics for after-hours bulk downloads, new-IP access, and API-call spikes (e.g. GetObject) via statistical baselines and time-series anomaly detection. Use when investigating suspected cloud data exfiltration or building related detection rules.

analyzing-cobalt-strike-beacon-configuration

Extract and analyze Cobalt Strike beacon configuration from PE files

analyzing-cobaltstrike-malleable-c2-profiles

Parse and analyze Cobalt Strike Malleable C2 profiles with dissect.cobaltstrike (profiles and beacon-payload configs) and pyMalleableC2 (AST parsing) to extract HTTP/DNS transforms, URIs, headers, sleep/jitter, and injection behavior, then generate network detection signatures. Use when reverse-engineering a captured malleable profile or building detections against Cobalt Strike Beacon traffic.

analyzing-command-and-control-communication

Analyzes malware C2 communication over HTTP, HTTPS, DNS, and custom

analyzing-cyber-kill-chain

Analyzes intrusion activity against the Lockheed Martin Cyber Kill Chain

analyzing-disk-image-with-autopsy

Perform comprehensive forensic analysis of raw (dd), E01, or AFF disk images with Autopsy and The Sleuth Kit, recovering deleted files, examining metadata and embedded artifacts, keyword searching, and building investigation timelines with visual reports. Use for structured analysis of a forensic disk image or when stakeholders need visual reports from evidence.

analyzing-dns-logs-for-exfiltration

Analyzes DNS query logs to detect data exfiltration via DNS tunneling,

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