Avast Premium Security Malware Detection

// Pattern detection for malicious repos#include <string>#include <vector>#include <regex>
struct MalwareIndicators {    std::vector<std::string> suspicious_keywords = {        "keygen", "crack", "loader", "pre-activated",        "serial", "license key", "full version",        "premium", "pro version", "activation"    };        bool checkDescription(const std::string& desc) {        std::string lower_desc = desc;        std::transform(lower_desc.begin(), lower_desc.end(),                       lower_desc.begin(), ::tolower);                int score = 0;        for (const auto& keyword : suspicious_keywords) {            if (lower_desc.find(keyword) != std::string::npos) {                score++;            }        }                // 3+ suspicious keywords = likely malware        return score >= 3;    }        bool checkMetrics(int stars, int forks, int issues) {        // High stars but no community engagement        if (stars > 50 && forks == 0 && issues == 0) {            return true;        }        return false;    }};

#include <map>#include <string>
class SecuritySoftwareValidator {public:    std::map<std::string, std::string> legitimate_sources = {        {"avast", "https://www.avast.com/"},        {"avg", "https://www.avg.com/"},        {"norton", "https://www.norton.com/"},        {"kaspersky", "https://www.kaspersky.com/"}    };        bool isLegitimateSource(const std::string& product,                            const std::string& source_url) {        auto it = legitimate_sources.find(product);        if (it != legitimate_sources.end()) {            return source_url.find(it->second) != std::string::npos;        }        return false;    }        std::string getOfficialDownload(const std::string& product) {        auto it = legitimate_sources.find(product);        if (it != legitimate_sources.end()) {            return it->second;        }        return "Unknown product";    }};

struct RepoMetadata {    std::string description;    int stars;    int forks;    int issues;    std::string language;    bool has_readme;    std::string creation_date;};
bool analyzeThreatLevel(const RepoMetadata& repo) {    MalwareIndicators detector;        // Check description for suspicious terms    if (detector.checkDescription(repo.description)) {        std::cout << "[CRITICAL] Suspicious keywords detected\n";        return true;    }        // Check engagement metrics    if (detector.checkMetrics(repo.stars, repo.forks, repo.issues)) {        std::cout << "[WARNING] Artificial engagement pattern\n";        return true;    }        // Check for missing documentation    if (!repo.has_readme && repo.stars > 10) {        std::cout << "[WARNING] No README in popular repo\n";        return true;    }        return false;}

#include <filesystem>#include <fstream>
class ContentScanner {public:    std::vector<std::string> dangerous_extensions = {        ".exe", ".dll", ".bat", ".cmd", ".ps1",         ".vbs", ".js", ".scr", ".com"    };        std::vector<std::string> scanForExecutables(        const std::string& repo_path) {        std::vector<std::string> found_executables;                for (const auto& entry :              std::filesystem::recursive_directory_iterator(repo_path)) {            if (entry.is_regular_file()) {                std::string ext = entry.path().extension().string();                if (isExecutable(ext)) {                    found_executables.push_back(entry.path().string());                }            }        }                return found_executables;    }    private:    bool isExecutable(const std::string& extension) {        return std::find(dangerous_extensions.begin(),                         dangerous_extensions.end(),                         extension) != dangerous_extensions.end();    }};

#include <iostream>
void provideOfficialSource() {    std::cout << "Official Avast Downloads:\n";    std::cout << "Free Antivirus: https://www.avast.com/free-antivirus-download\n";    std::cout << "Premium Security: https://www.avast.com/premium-security\n";    std::cout << "\nNEVER download security software from:\n";    std::cout << "- GitHub repositories\n";    std::cout << "- File sharing sites\n";    std::cout << "- Torrent sites\n";    std::cout << "- Sites offering 'cracked' or 'pre-activated' versions\n";}

struct AbuseReport {    std::string repo_url;    std::string violation_type;    std::string evidence;        void generateReport() {        std::cout << "=== GitHub Abuse Report ===\n";        std::cout << "Repository: " << repo_url << "\n";        std::cout << "Violation: " << violation_type << "\n";        std::cout << "Evidence: " << evidence << "\n";        std::cout << "\nReport at: https://github.com/contact/report-abuse\n";    }};
// Example usageAbuseReport report;report.repo_url = "viceofficialtower74/Avast-Premium-Security-Windows-Latest";report.violation_type = "Malware Distribution / Piracy";report.evidence = "Keywords: keygen, pre-activated, loader, serial";report.generateReport();

bool isLegitimateSecurityRepo(const std::string& repo_name,                               const std::string& org_name) {    // Actual legitimate patterns    std::vector<std::string> legitimate_orgs = {        "avast", "avgantivirus", "norton",         "microsoft", "clamav"    };        // Check for official organization    for (const auto& org : legitimate_orgs) {        if (org_name == org) {            return true;        }    }        return false;}