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@@ -0,0 +1,129 @@
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package Plugins
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//Ladon Scanner for golang
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//Author: k8gege
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//K8Blog: http://k8gege.org
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//Github: https://github.com/k8gege
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import (
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"../common"
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"bytes"
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"fmt"
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"net"
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"sync"
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"time"
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)
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const (
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pkt =
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"\x00" + // session
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"\x00\x00\xc0"+ // legth
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"\xfeSMB@\x00"+ // protocol
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//[MS-SMB2]: SMB2 NEGOTIATE Request
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//https://docs.microsoft.com/en-us/openspecs/windows_protocols/ms-smb2/e14db7ff-763a-4263-8b10-0c3944f52fc5
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"\x00\x00" +
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"\x00\x00" +
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"\x00\x00" +
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"\x00\x00" +
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"\x1f\x00" +
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"\x00\x00\x00\x00" +
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"\x00\x00\x00\x00" +
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"\x00\x00\x00\x00" +
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"\x00\x00\x00\x00" +
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"\x00\x00\x00\x00" +
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"\x00\x00\x00\x00" +
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"\x00\x00\x00\x00" +
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"\x00\x00\x00\x00" +
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"\x00\x00\x00\x00" +
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"\x00\x00\x00\x00" +
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"\x00\x00\x00\x00" +
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"\x00\x00\x00\x00" +
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// [MS-SMB2]: SMB2 NEGOTIATE_CONTEXT
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// https://docs.microsoft.com/en-us/openspecs/windows_protocols/ms-smb2/15332256-522e-4a53-8cd7-0bd17678a2f7
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"$\x00" +
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"\x08\x00" +
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"\x01\x00" +
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"\x00\x00" +
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"\x7f\x00\x00\x00" +
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"\x00\x00\x00\x00" +
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"\x00\x00\x00\x00" +
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"\x00\x00\x00\x00" +
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"\x00\x00\x00\x00" +
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"x\x00" +
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"\x00\x00" +
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"\x02\x00" +
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"\x00\x00" +
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"\x02\x02" +
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"\x10\x02" +
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"\x22\x02" +
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"$\x02" +
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"\x00\x03" +
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"\x02\x03" +
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"\x10\x03" +
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"\x11\x03" +
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"\x00\x00\x00\x00" +
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// [MS-SMB2]: SMB2_PREAUTH_INTEGRITY_CAPABILITIES
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// https://docs.microsoft.com/en-us/openspecs/windows_protocols/ms-smb2/5a07bd66-4734-4af8-abcf-5a44ff7ee0e5
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"\x01\x00" +
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"&\x00" +
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"\x00\x00\x00\x00" +
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"\x01\x00" +
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"\x20\x00" +
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"\x01\x00" +
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"\x00\x00\x00\x00" +
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"\x00\x00\x00\x00" +
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"\x00\x00\x00\x00" +
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"\x00\x00\x00\x00" +
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"\x00\x00\x00\x00" +
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"\x00\x00\x00\x00" +
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"\x00\x00\x00\x00" +
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"\x00\x00\x00\x00" +
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"\x00\x00" +
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// [MS-SMB2]: SMB2_COMPRESSION_CAPABILITIES
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// https://docs.microsoft.com/en-us/openspecs/windows_protocols/ms-smb2/78e0c942-ab41-472b-b117-4a95ebe88271
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"\x03\x00" +
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"\x0e\x00" +
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"\x00\x00\x00\x00" +
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"\x01\x00" + //CompressionAlgorithmCount
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"\x00\x00" +
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"\x01\x00\x00\x00" +
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"\x01\x00" + //LZNT1
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"\x00\x00" +
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"\x00\x00\x00\x00"
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)
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func SmbGhost(info *common.HostInfo,ch chan int,wg *sync.WaitGroup) {
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SmbGhostScan(info)
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wg.Done()
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<- ch
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}
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func SmbGhostScan(info *common.HostInfo) {
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ip,port,timeout := info.Host,445,time.Duration(info.Timeout)*time.Second
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addr:=fmt.Sprintf("%s:%d",info.Host,port)
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conn, err := net.DialTimeout("tcp", addr, timeout)
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if err != nil {
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return
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} else {
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conn.Write([]byte(pkt))
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buff := make([]byte, 1024)
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err = conn.SetReadDeadline(time.Now().Add(timeout))
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n, err := conn.Read(buff)
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if err != nil {
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return
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}else {
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defer conn.Close()
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if bytes.Contains([]byte(buff[:n]), []byte("Public")) == true {
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result := fmt.Sprintf("%v CVE-2020-0796 SmbGhost Vulnerable",ip)
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common.LogSuccess(result)
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}
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}
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}
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}
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