[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"skill:01M7EBGCT4MKFGFREJZPQQSCBN":3,"skill-same:01M7EBGCT4MKFGFREJZPQQSCBN":73},{"skillNo":4,"name":5,"nameZh":6,"description":7,"descriptionZh":6,"repositoryFullName":8,"ownerLogin":9,"ownerAvatarUrl":10,"ownerAccountNo":11,"ownerDisplayName":12,"repositoryNo":13,"starsCount":14,"licenseSpdxId":15,"licenseFileUrl":6,"sourceHtmlUrl":16,"categories":17,"keywords":18,"publishedAt":19,"linkOnly":20,"markdownContent":21,"markdownBody":22,"frontMatter":23,"refName":45,"commitSha":46,"skillDirectory":47,"forksCount":48,"repositoryHtmlUrl":49,"repositoryHomepageUrl":6,"ownerHtmlUrl":50,"ownerBlogUrl":6,"ownerDescription":51,"updatedAt":52,"install":53,"resources":66},"01M7EBGCT4MKFGFREJZPQQSCBN","analyzing-linux-kernel-rootkits",null,"Detect kernel-level rootkits in Linux memory dumps using Volatility3 linux plugins (check_syscall, lsmod, hidden_modules), rkhunter system scanning, and \u002Fproc vs \u002Fsys discrepancy analysis to identify hooked syscalls, hidden kernel modules, and tampered system structures.","lza6\u002FArmor-piercing-system-prompts","lza6","https:\u002F\u002Favatars.githubusercontent.com\u002Fu\u002F128880206?v=4","01M7EB3K7WPX5T28EJ2NVHE6EG","Chinese-tingfeng","01M7EB3K97E1KQ16QWKJMFNGX8",11,"Apache-2.0","https:\u002F\u002Fgithub.com\u002Flza6\u002FArmor-piercing-system-prompts\u002Fblob\u002Fmain\u002F03-逆向工程\u002Fanalyzing-linux-kernel-rootkits\u002FSKILL.md",[],[],"2026-11-15 14:19:17",false,"---\nname: analyzing-linux-kernel-rootkits\ndescription: Detect kernel-level rootkits in Linux memory dumps using Volatility3\n  linux plugins (check_syscall, lsmod, hidden_modules), rkhunter system scanning,\n  and \u002Fproc vs \u002Fsys discrepancy analysis to identify hooked syscalls, hidden kernel\n  modules, and tampered system structures.\ndomain: cybersecurity\nsubdomain: digital-forensics\ntags:\n- rootkit\n- linux\n- kernel\n- volatility3\n- memory-forensics\n- malware-analysis\n- rkhunter\n- forensics\nversion: '1.0'\nauthor: mahipal\nlicense: Apache-2.0\nnist_csf:\n- RS.AN-03\n- DE.AE-02\n- RS.MA-01\nmitre_attack:\n- T1014\n- T1547.006\n- T1564.001\n---\n\n# Analyzing Linux Kernel Rootkits\n\n## Overview\n\nLinux kernel rootkits operate at ring 0, modifying kernel data structures to hide processes, files, network connections, and kernel modules from userspace tools. Detection requires either memory forensics (analyzing physical memory dumps with Volatility3) or cross-view analysis (comparing \u002Fproc, \u002Fsys, and kernel data structures for inconsistencies). This skill covers using Volatility3 Linux plugins to detect syscall table hooks, hidden kernel modules, and modified function pointers, supplemented by live system scanning with rkhunter and chkrootkit.\n\n\n## When to Use\n\n- When investigating security incidents that require analyzing linux kernel rootkits\n- When building detection rules or threat hunting queries for this domain\n- When SOC analysts need structured procedures for this analysis type\n- When validating security monitoring coverage for related attack techniques\n\n## Prerequisites\n\n- Volatility3 installed (pip install volatility3)\n- Linux memory dump (acquired via LiME, AVML, or \u002Fproc\u002Fkcore)\n- Volatility3 Linux symbol table (ISF) matching the target kernel version\n- rkhunter and chkrootkit for live system scanning\n- Reference known-good kernel image for comparison\n\n## Steps\n\n### Step 1: Acquire Memory Dump\nCapture Linux physical memory using LiME kernel module or AVML for cloud instances.\n\n### Step 2: Analyze with Volatility3\nRun linux.check_syscall, linux.lsmod, linux.hidden_modules, and linux.check_idt plugins to detect rootkit artifacts.\n\n### Step 3: Cross-View Analysis\nCompare module lists from \u002Fproc\u002Fmodules, lsmod, and \u002Fsys\u002Fmodule to identify modules hidden from one view but present in another.\n\n### Step 4: Live System Scanning\nRun rkhunter and chkrootkit to detect known rootkit signatures, suspicious files, and modified system binaries.\n\n## Expected Output\n\nJSON report containing detected syscall hooks, hidden kernel modules, modified IDT entries, suspicious \u002Fproc discrepancies, and rkhunter findings.\n\n## Example Output\n\n```text\n$ sudo python3 rootkit_analyzer.py --memory \u002Fevidence\u002Flinux-mem.lime --profile Ubuntu2204\n\nLinux Kernel Rootkit Analysis Report\n=====================================\nMemory Image: \u002Fevidence\u002Flinux-mem.lime\nKernel Version: 5.15.0-91-generic (Ubuntu 22.04 LTS)\nAnalysis Time: 2024-01-18 09:15:32 UTC\n\n[+] Scanning syscall table for hooks...\n    Syscall Table Base: 0xffffffff82200300\n    Total syscalls checked: 449\n\n    HOOKED SYSCALLS DETECTED:\n    ┌─────────┬──────────────────┬──────────────────────┬──────────────────────┐\n    │ NR      │ Syscall          │ Expected Address     │ Current Address      │\n    ├─────────┼──────────────────┼──────────────────────┼──────────────────────┤\n    │ 0       │ sys_read         │ 0xffffffff8139a0e0   │ 0xffffffffc0a12000   │\n    │ 2       │ sys_open         │ 0xffffffff8139b340   │ 0xffffffffc0a12180   │\n    │ 78      │ sys_getdents64   │ 0xffffffff813f5210   │ 0xffffffffc0a12300   │\n    │ 62      │ sys_kill         │ 0xffffffff8110c4a0   │ 0xffffffffc0a12480   │\n    └─────────┴──────────────────┴──────────────────────┴──────────────────────┘\n    WARNING: 4 syscall hooks detected - rootkit behavior confirmed\n\n[+] Checking for hidden kernel modules...\n    Loaded modules (lsmod):         147\n    Modules in kobject list:        149\n    HIDDEN MODULES:\n      - \"netfilter_helper\" at 0xffffffffc0a10000 (size: 12288)\n      - \"kworker_sched\"    at 0xffffffffc0a14000 (size: 8192)\n\n[+] Scanning \u002Fproc for discrepancies...\n    Processes in task_struct list: 234\n    Processes visible in \u002Fproc:   231\n    HIDDEN PROCESSES:\n      - PID 31337  cmd: \"[kworker\u002F0:3]\"   (disguised as kernel thread)\n      - PID 31442  cmd: \"rsyslogd\"         (fake, real rsyslogd is PID 892)\n      - PID 31500  cmd: \"\"                 (unnamed process)\n\n[+] Checking IDT entries...\n    IDT entries scanned: 256\n    Modified entries: 0 (clean)\n\n[+] Running rkhunter scan...\n    Checking for known rootkits:        68 variants checked\n    Diamorphine rootkit:                WARNING - signatures match\n    System binary checks:\n      \u002Fusr\u002Fbin\u002Fps:     MODIFIED (SHA-256 mismatch)\n      \u002Fusr\u002Fbin\u002Fnetstat: MODIFIED (SHA-256 mismatch)\n      \u002Fusr\u002Fbin\u002Fls:     MODIFIED (SHA-256 mismatch)\n      \u002Fusr\u002Fsbin\u002Fss:    OK\n\n[+] Network analysis...\n    Hidden connections (not in \u002Fproc\u002Fnet\u002Ftcp):\n      ESTABLISHED  0.0.0.0:0 -> 198.51.100.47:4443 (PID 31337)\n      ESTABLISHED  0.0.0.0:0 -> 198.51.100.47:8080 (PID 31442)\n\nSummary:\n  Rootkit Type:         Loadable Kernel Module (LKM)\n  Probable Family:      Diamorphine variant\n  Syscall Hooks:        4 (read, open, getdents64, kill)\n  Hidden Modules:       2\n  Hidden Processes:     3\n  Hidden Connections:   2 (C2: 198.51.100.47)\n  Modified Binaries:    3 (\u002Fusr\u002Fbin\u002Fps, netstat, ls)\n  Risk Level:           CRITICAL\n```\n","# Analyzing Linux Kernel Rootkits\n\n## Overview\n\nLinux kernel rootkits operate at ring 0, modifying kernel data structures to hide processes, files, network connections, and kernel modules from userspace tools. Detection requires either memory forensics (analyzing physical memory dumps with Volatility3) or cross-view analysis (comparing \u002Fproc, \u002Fsys, and kernel data structures for inconsistencies). This skill covers using Volatility3 Linux plugins to detect syscall table hooks, hidden kernel modules, and modified function pointers, supplemented by live system scanning with rkhunter and chkrootkit.\n\n\n## When to Use\n\n- When investigating security incidents that require analyzing linux kernel rootkits\n- When building detection rules or threat hunting queries for this domain\n- When SOC analysts need structured procedures for this analysis type\n- When validating security monitoring coverage for related attack techniques\n\n## Prerequisites\n\n- Volatility3 installed (pip install volatility3)\n- Linux memory dump (acquired via LiME, AVML, or \u002Fproc\u002Fkcore)\n- Volatility3 Linux symbol table (ISF) matching the target kernel version\n- rkhunter and chkrootkit for live system scanning\n- Reference known-good kernel image for comparison\n\n## Steps\n\n### Step 1: Acquire Memory Dump\nCapture Linux physical memory using LiME kernel module or AVML for cloud instances.\n\n### Step 2: Analyze with Volatility3\nRun linux.check_syscall, linux.lsmod, linux.hidden_modules, and linux.check_idt plugins to detect rootkit artifacts.\n\n### Step 3: Cross-View Analysis\nCompare module lists from \u002Fproc\u002Fmodules, lsmod, and \u002Fsys\u002Fmodule to identify modules hidden from one view but present in another.\n\n### Step 4: Live System Scanning\nRun rkhunter and chkrootkit to detect known rootkit signatures, suspicious files, and modified system binaries.\n\n## Expected Output\n\nJSON report containing detected syscall hooks, hidden kernel modules, modified IDT entries, suspicious \u002Fproc discrepancies, and rkhunter findings.\n\n## Example Output\n\n```text\n$ sudo python3 rootkit_analyzer.py --memory \u002Fevidence\u002Flinux-mem.lime --profile Ubuntu2204\n\nLinux Kernel Rootkit Analysis Report\n=====================================\nMemory Image: \u002Fevidence\u002Flinux-mem.lime\nKernel Version: 5.15.0-91-generic (Ubuntu 22.04 LTS)\nAnalysis Time: 2024-01-18 09:15:32 UTC\n\n[+] Scanning syscall table for hooks...\n    Syscall Table Base: 0xffffffff82200300\n    Total syscalls checked: 449\n\n    HOOKED SYSCALLS DETECTED:\n    ┌─────────┬──────────────────┬──────────────────────┬──────────────────────┐\n    │ NR      │ Syscall          │ Expected Address     │ Current Address      │\n    ├─────────┼──────────────────┼──────────────────────┼──────────────────────┤\n    │ 0       │ sys_read         │ 0xffffffff8139a0e0   │ 0xffffffffc0a12000   │\n    │ 2       │ sys_open         │ 0xffffffff8139b340   │ 0xffffffffc0a12180   │\n    │ 78      │ sys_getdents64   │ 0xffffffff813f5210   │ 0xffffffffc0a12300   │\n    │ 62      │ sys_kill         │ 0xffffffff8110c4a0   │ 0xffffffffc0a12480   │\n    └─────────┴──────────────────┴──────────────────────┴──────────────────────┘\n    WARNING: 4 syscall hooks detected - rootkit behavior confirmed\n\n[+] Checking for hidden kernel modules...\n    Loaded modules (lsmod):         147\n    Modules in kobject list:        149\n    HIDDEN MODULES:\n      - \"netfilter_helper\" at 0xffffffffc0a10000 (size: 12288)\n      - \"kworker_sched\"    at 0xffffffffc0a14000 (size: 8192)\n\n[+] Scanning \u002Fproc for discrepancies...\n    Processes in task_struct list: 234\n    Processes visible in \u002Fproc:   231\n    HIDDEN PROCESSES:\n      - PID 31337  cmd: \"[kworker\u002F0:3]\"   (disguised as kernel thread)\n      - PID 31442  cmd: \"rsyslogd\"         (fake, real rsyslogd is PID 892)\n      - PID 31500  cmd: \"\"                 (unnamed process)\n\n[+] Checking IDT entries...\n    IDT entries scanned: 256\n    Modified entries: 0 (clean)\n\n[+] Running rkhunter scan...\n    Checking for known rootkits:        68 variants checked\n    Diamorphine rootkit:                WARNING - signatures match\n    System binary checks:\n      \u002Fusr\u002Fbin\u002Fps:     MODIFIED (SHA-256 mismatch)\n      \u002Fusr\u002Fbin\u002Fnetstat: MODIFIED (SHA-256 mismatch)\n      \u002Fusr\u002Fbin\u002Fls:     MODIFIED (SHA-256 mismatch)\n      \u002Fusr\u002Fsbin\u002Fss:    OK\n\n[+] Network analysis...\n    Hidden connections (not in \u002Fproc\u002Fnet\u002Ftcp):\n      ESTABLISHED  0.0.0.0:0 -> 198.51.100.47:4443 (PID 31337)\n      ESTABLISHED  0.0.0.0:0 -> 198.51.100.47:8080 (PID 31442)\n\nSummary:\n  Rootkit Type:         Loadable Kernel Module (LKM)\n  Probable Family:      Diamorphine variant\n  Syscall Hooks:        4 (read, open, getdents64, kill)\n  Hidden Modules:       2\n  Hidden Processes:     3\n  Hidden Connections:   2 (C2: 198.51.100.47)\n  Modified Binaries:    3 (\u002Fusr\u002Fbin\u002Fps, netstat, ls)\n  Risk Level:           CRITICAL\n```\n",{"name":5,"tags":24,"author":33,"domain":34,"license":15,"version":35,"nist_csf":36,"subdomain":40,"description":7,"mitre_attack":41},[25,26,27,28,29,30,31,32],"rootkit","linux","kernel","volatility3","memory-forensics","malware-analysis","rkhunter","forensics","mahipal","cybersecurity","1.0",[37,38,39],"RS.AN-03","DE.AE-02","RS.MA-01","digital-forensics",[42,43,44],"T1014","T1547.006","T1564.001","main","d69096e239f2a89aabc2cd078c47664a9d3b1e11","03-逆向工程\u002Fanalyzing-linux-kernel-rootkits",3,"https:\u002F\u002Fgithub.com\u002Flza6\u002FArmor-piercing-system-prompts","https:\u002F\u002Fgithub.com\u002Flza6","个人vx：Tf00798\r\n个人✈：@TFGY999","2026-10-08 14:29:22",{"source":8,"skillName":5,"commands":54,"prompt":64,"zipAvailable":65},[55,58,61],{"tool":56,"command":57},"npx","npx skills add lza6\u002FArmor-piercing-system-prompts --skill analyzing-linux-kernel-rootkits",{"tool":59,"command":60},"bunx","bunx skills add lza6\u002FArmor-piercing-system-prompts --skill analyzing-linux-kernel-rootkits",{"tool":62,"command":63},"pnpm","pnpm dlx skills add lza6\u002FArmor-piercing-system-prompts --skill analyzing-linux-kernel-rootkits","安装技能，技能地址：https:\u002F\u002Fgithub.com\u002Flza6\u002FArmor-piercing-system-prompts\u002Fblob\u002Fmain\u002F03-逆向工程\u002Fanalyzing-linux-kernel-rootkits\u002FSKILL.md",true,[67],{"path":68,"resourceType":69,"resourceTypeDesc":70,"sizeBytes":71,"sourceHtmlUrl":72},"references\u002Fapi-reference.md","REFERENCE","参考文档",2592,"https:\u002F\u002Fgithub.com\u002Flza6\u002FArmor-piercing-system-prompts\u002Fblob\u002Fmain\u002F03-逆向工程\u002Fanalyzing-linux-kernel-rootkits\u002Freferences\u002Fapi-reference.md",[74,82,89,96,103,110],{"skillNo":75,"name":76,"nameZh":6,"description":77,"descriptionZh":6,"repositoryFullName":8,"ownerLogin":9,"ownerAvatarUrl":10,"ownerAccountNo":11,"ownerDisplayName":12,"repositoryNo":13,"starsCount":14,"licenseSpdxId":78,"licenseFileUrl":6,"sourceHtmlUrl":79,"categories":80,"keywords":81,"publishedAt":19},"01M7EXRM12046G0GM1WGMMFXCN","ci-cd-and-automation","Automates CI\u002FCD pipeline setup. Use when setting up or modifying build and deployment pipelines. Use when you need to automate quality gates, configure test runners in CI, or establish deployment strategies.","MIT","https:\u002F\u002Fgithub.com\u002Flza6\u002FArmor-piercing-system-prompts\u002Fblob\u002Fmain\u002F05-技能与代理开发\u002Fci-cd-and-automation\u002FSKILL.md",[],[],{"skillNo":83,"name":84,"nameZh":6,"description":85,"descriptionZh":6,"repositoryFullName":8,"ownerLogin":9,"ownerAvatarUrl":10,"ownerAccountNo":11,"ownerDisplayName":12,"repositoryNo":13,"starsCount":14,"licenseSpdxId":78,"licenseFileUrl":6,"sourceHtmlUrl":86,"categories":87,"keywords":88,"publishedAt":19},"01M7EXRFYYSJ3Y15AGPDDEWWQD","chrome-devtools","Uses Chrome DevTools via MCP for efficient debugging, troubleshooting and browser automation. Use when debugging web pages, automating browser interactions, analyzing performance, or inspecting network requests. This skill does not apply to `--slim` mode (MCP configuration).","https:\u002F\u002Fgithub.com\u002Flza6\u002FArmor-piercing-system-prompts\u002Fblob\u002Fmain\u002F05-技能与代理开发\u002Fchrome-devtools\u002FSKILL.md",[],[],{"skillNo":90,"name":91,"nameZh":6,"description":92,"descriptionZh":6,"repositoryFullName":8,"ownerLogin":9,"ownerAvatarUrl":10,"ownerAccountNo":11,"ownerDisplayName":12,"repositoryNo":13,"starsCount":14,"licenseSpdxId":78,"licenseFileUrl":6,"sourceHtmlUrl":93,"categories":94,"keywords":95,"publishedAt":19},"01M7EXR6EYPE4X5X1BTAE6QJRV","chrome-cdp","Drive a real Chrome via the Chrome DevTools Protocol (CDP). Ensures a\ndebuggable Chrome is running (launching it if needed) so the agent can\nnavigate, read page content, inspect the DOM, run JavaScript, and take\nscreenshots — without the user typing any launch command. Includes a\nfirst-class \"review a live running app\" flow: point Chrome at the app under\ndevelopment and inspect\u002Fscreenshot the REAL page (what a static-artifact tool\ncannot do). Backed by Glimpse and the chrome-devtools MCP server. Use when\nasked to \"use chrome\", \"open chrome\", \"drive my browser\", \"read the page in\nchrome\", \"review the running app\", \"screenshot the app\", or \"\u002Fchrome-cdp\".","https:\u002F\u002Fgithub.com\u002Flza6\u002FArmor-piercing-system-prompts\u002Fblob\u002Fmain\u002F05-技能与代理开发\u002Fchrome-cdp\u002FSKILL.md",[],[],{"skillNo":97,"name":98,"nameZh":6,"description":99,"descriptionZh":6,"repositoryFullName":8,"ownerLogin":9,"ownerAvatarUrl":10,"ownerAccountNo":11,"ownerDisplayName":12,"repositoryNo":13,"starsCount":14,"licenseSpdxId":15,"licenseFileUrl":6,"sourceHtmlUrl":100,"categories":101,"keywords":102,"publishedAt":19},"01M7EXR1Y7E79KQKG4J798XGH6","check-identity-pack","Run an AFP 100-point or AUSTRAC safe-harbour identity check over a set of documents, and report exactly what's missing. Use when the user asks to check identity documents, verify someone's ID for onboarding, or assess whether a document pack satisfies Australian identity requirements.","https:\u002F\u002Fgithub.com\u002Flza6\u002FArmor-piercing-system-prompts\u002Fblob\u002Fmain\u002F05-技能与代理开发\u002Fcheck-identity-pack\u002FSKILL.md",[],[],{"skillNo":104,"name":105,"nameZh":6,"description":106,"descriptionZh":6,"repositoryFullName":8,"ownerLogin":9,"ownerAvatarUrl":10,"ownerAccountNo":11,"ownerDisplayName":12,"repositoryNo":13,"starsCount":14,"licenseSpdxId":78,"licenseFileUrl":6,"sourceHtmlUrl":107,"categories":108,"keywords":109,"publishedAt":19},"01M7EXQXW7C7PGREJW9ZZTZ16H","changelog","Auto-generates a changelog from git commits, sprint data, and design documents. Produces both internal and player-facing versions.","https:\u002F\u002Fgithub.com\u002Flza6\u002FArmor-piercing-system-prompts\u002Fblob\u002Fmain\u002F05-技能与代理开发\u002Fchangelog\u002FSKILL.md",[],[],{"skillNo":111,"name":112,"nameZh":6,"description":113,"descriptionZh":6,"repositoryFullName":8,"ownerLogin":9,"ownerAvatarUrl":10,"ownerAccountNo":11,"ownerDisplayName":12,"repositoryNo":13,"starsCount":14,"licenseSpdxId":78,"licenseFileUrl":6,"sourceHtmlUrl":114,"categories":115,"keywords":116,"publishedAt":19},"01M7EXQMH2ZME3ANN8Q8MEWPFB","cellxgene-census","Query the CZ CELLxGENE Census programmatically for versioned public single-cell and spatial transcriptomics data. Use when you need population-scale cell metadata, gene expression slices, Census summary counts, source H5AD URIs\u002Fdownloads, embeddings, spatial Census data, or reference atlas comparisons across organisms, tissues, diseases, assays, and cell types. For analyzing your own local single-cell data use scanpy, anndata, or scvi-tools.","https:\u002F\u002Fgithub.com\u002Flza6\u002FArmor-piercing-system-prompts\u002Fblob\u002Fmain\u002F05-技能与代理开发\u002Fcellxgene-census\u002FSKILL.md",[],[]]