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- 创建通用SMB框架,包含抽象接口、凭据管理和并发扫描引擎 - SMB2插件代码量从492行减少到159行,减少68%代码量 - 统一错误分类和处理机制,提高代码可维护性 - 支持密码和哈希两种认证方式,保持向后兼容性 - 模块化设计便于单元测试和功能扩展
160 lines
4.2 KiB
Go
160 lines
4.2 KiB
Go
package Plugins
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import (
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"context"
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"fmt"
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"time"
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smbcommon "github.com/shadow1ng/fscan/plugins/legacy/smb/common"
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"github.com/shadow1ng/fscan/plugins/legacy/smb/smb2"
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"github.com/shadow1ng/fscan/common"
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"github.com/shadow1ng/fscan/common/output"
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)
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// SmbScan2 执行SMB2服务的认证扫描(重构版本)
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func SmbScan2(info *common.HostInfo) error {
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if common.DisableBrute {
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return nil
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}
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// 创建目标信息
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target := &smbcommon.TargetInfo{
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Host: info.Host,
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Port: 445,
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Domain: common.Domain,
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}
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// 设置全局超时上下文
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ctx, cancel := context.WithTimeout(context.Background(),
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time.Duration(common.GlobalTimeout)*time.Second)
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defer cancel()
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// 根据是否提供哈希选择认证模式
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var credMgr smbcommon.CredentialManager
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if len(common.HashBytes) > 0 {
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credMgr = smbcommon.NewHashCredentialManager()
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common.LogDebug(fmt.Sprintf("开始SMB2哈希认证扫描 (总用户数: %d, 总哈希数: %d)",
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len(common.Userdict["smb"]), len(common.HashBytes)))
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} else {
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credMgr = smbcommon.NewPasswordCredentialManager()
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common.LogDebug(fmt.Sprintf("开始SMB2密码认证扫描 (总用户数: %d, 总密码数: %d)",
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len(common.Userdict["smb"]), len(common.Passwords)))
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}
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// 创建连接器和扫描器
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connector := smb2.NewSmb2Connector()
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scanner := smbcommon.NewScanner()
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// 配置扫描参数
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config := &smbcommon.ScanConfig{
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MaxConcurrent: common.ModuleThreadNum,
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Timeout: time.Duration(common.Timeout) * time.Second,
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GlobalTimeout: time.Duration(common.GlobalTimeout) * time.Second,
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}
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// 执行扫描
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result, err := scanner.Scan(ctx, target, connector, credMgr, config)
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if err != nil {
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return err
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}
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// 处理扫描结果
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if result != nil && result.Success {
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logSuccessfulAuth(info, result.Credential, result.Shares)
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if len(result.Shares) > 0 {
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logShareInfo(info, result.Credential, result.Shares)
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}
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}
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return nil
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}
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// logSuccessfulAuth 记录成功的认证
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func logSuccessfulAuth(info *common.HostInfo, cred smbcommon.Credential, shares []string) {
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credential := cred.Password
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if cred.IsHash && len(cred.Hash) > 0 {
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credential = common.HashValue
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}
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// 保存认证成功结果
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result := &output.ScanResult{
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Time: time.Now(),
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Type: output.TypeVuln,
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Target: info.Host,
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Status: "success",
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Details: map[string]interface{}{
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"port": info.Ports,
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"service": "smb2",
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"username": cred.Username,
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"domain": common.Domain,
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"type": "weak-auth",
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"credential": credential,
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"auth_type": map[bool]string{true: "hash", false: "password"}[cred.IsHash],
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"shares": shares,
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},
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}
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common.SaveResult(result)
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// 控制台输出
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var msg string
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if common.Domain != "" {
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msg = fmt.Sprintf("SMB2认证成功 %s:%s %s\\%s",
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info.Host, info.Ports, common.Domain, cred.Username)
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} else {
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msg = fmt.Sprintf("SMB2认证成功 %s:%s %s",
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info.Host, info.Ports, cred.Username)
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}
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if cred.IsHash && len(cred.Hash) > 0 {
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msg += fmt.Sprintf(" Hash:%s", common.HashValue)
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} else {
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msg += fmt.Sprintf(" Pass:%s", cred.Password)
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}
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common.LogSuccess(msg)
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}
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// logShareInfo 记录SMB共享信息
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func logShareInfo(info *common.HostInfo, cred smbcommon.Credential, shares []string) {
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credential := cred.Password
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if cred.IsHash && len(cred.Hash) > 0 {
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credential = common.HashValue
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}
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// 保存共享信息结果
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result := &output.ScanResult{
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Time: time.Now(),
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Type: output.TypeVuln,
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Target: info.Host,
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Status: "shares-found",
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Details: map[string]interface{}{
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"port": info.Ports,
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"service": "smb2",
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"username": cred.Username,
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"domain": common.Domain,
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"shares": shares,
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"credential": credential,
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"auth_type": map[bool]string{true: "hash", false: "password"}[cred.IsHash],
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},
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}
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common.SaveResult(result)
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// 控制台输出
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var msg string
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if common.Domain != "" {
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msg = fmt.Sprintf("SMB2共享信息 %s:%s %s\\%s",
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info.Host, info.Ports, common.Domain, cred.Username)
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} else {
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msg = fmt.Sprintf("SMB2共享信息 %s:%s %s",
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info.Host, info.Ports, cred.Username)
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}
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if cred.IsHash && len(cred.Hash) > 0 {
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msg += fmt.Sprintf(" Hash:%s", common.HashValue)
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} else {
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msg += fmt.Sprintf(" Pass:%s", cred.Password)
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}
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msg += fmt.Sprintf(" 共享:%v", shares)
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common.LogBase(msg)
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}
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