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利用python开发Burp Suite插件!

利用python开发Burp Suite插件!

作者: 919b0c54458f | 来源:发表于2019-01-26 10:41 被阅读11次

一、选择Burp Suite插件开发语言

Burp Suite支持Java,Python,Ruby编写他的插件,在这里我们选用Python作为我们插件的开发语言,Python分很多种,常见的比如Jython,Cython等等。今天我们用的是Jython,Jython为我们提供了Python的库,同时也提供了所有java的类。

二、配置Jython环境

我们需要让Burp Suite加载我们的插件,在 http://www.jython.org/downloads.html下载2.7.0版本 (可下载Standalone独立jar包)。下载好后如下图使Burp Suite加载Python插件。

三、介绍API

Burp Suite官方API文档: https://portswigger.net/burp/extender/api/index.html

从Burp Suite上我们可以直接查看api文档,也可下载到本地:

1.(红色)插件入口和帮助接口类:

IBurpExtender # Burp插件的入口

IBurpExtenderCallbacks # IBurpExtender接口的实现类

IExtensionHelpers # 帮助接口

IExtensionStateListener # 管理操作接口

2.(绿色)UI相关接口类:

IContextMenuFactory

IContextMenuInvocation

ITab

ITextEditor

IMessageEditor

IMenuItemHandler

# 以上主要是定义Burp插件的UI显示和动作的处理事件,主要是软件交互中使用

3.(蓝色) Burp工具组件接口类:

IInterceptedProxyMessage

IIntruderAttack

IIntruderPayloadGenerator

IIntruderPayloadGeneratorFactory

IIntruderPayloadProcessor

IProxyListener

IScanIssue

IScannerCheck

IScannerInsertionPoint

IScannerInsertionPointProvider

IScannerListener

IScanQueueItem

IScopeChangeListener

# Burp Suite工具组件接口类

4.(棕色)HTTP消息处理接口类:

ICookie

IHttpListener

IHttpRequestResponse

IHttpRequestResponsePersisted

IHttpRequestResponseWithMarkers

IHttpService

IRequestInfo

IParameter

IResponseInfo

# 处理Cookie、Request、Response、Parameter等消息头接口类

四、 官方插件开发示例

官方给出了简单的插件示例,包括java,python,ruby版本

https://portswigger.net/burp/extender#SampleExtensions

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五、 实战开发

目前jython还不支持python3,所以我们开发时还是采用python2的语法。

from burp import IBurpExtender

from burp import IIntruderPayloadGeneratorFactory

from burp import IIntruderPayloadGenerator

from java.util import List, ArrayList

import random

class BurpExtender(IBurpExtender, IIntruderPayloadGeneratorFactory):

def registerExtenderCallbacks(self, callbacks):

self._callbacks = callbacks

self._helpers = callbacks.getHelpers()

callbacks.setExtensionName("burp—plugin")

callbacks.registerIntruderPayloadGeneratorFactory(self)

return

def getGeneratorName(self):

return "burp—plugin"

def createNewInstance(self, attack):

return BHPFuzzer(self, attack)

class BHPFuzzer(IIntruderPayloadGenerator):

def __init__(self, extender, attack):

self._extender = extender

self._helpers = extender._helpers

self._attack = attack

print "burp—plugin"

self.max_payloads = 1000

self.num_payloads = 0

return

def hasMorePayloads(self):

print "hasMorePayloads called."

if self.num_payloads == self.max_payloads:

print "No more payloads."

return False

else:

print "More payloads. Continuing."

return True

def getNextPayload(self,current_payload):

payload = "".join(chr(x) for x in current_payload)

payload = self.mutate_payload(payload)

self.num_payloads += 1

return payload

def reset(self):

self.num_payloads = 0

return

def mutate_payload(self,original_payload):

picker = random.randint(1,3)

offset = random.randint(0,len(original_payload)-1)

payload = original_payload[:offset]

if picker == 1:

payload += "'"

if picker == 2:

payload += "alert('xss');";

if picker == 3:

chunk_length = random.randint(len(payload[offset:]),len(payload)-1)

repeater = random.randint(1,10)

for i in range(repeater):

payload += original_payload[offset:offset+chunk_length]

payload += original_payload[offset:]

return payload

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