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	<title>惜分飞 &#187; 比特币解密失败数据库恢复</title>
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		<title>文件系统加密解密之后数据库异常处理</title>
		<link>https://www.xifenfei.com/2019/11/file-encrypt-and-decrypt-database-recovery.html</link>
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		<pubDate>Thu, 14 Nov 2019 10:48:06 +0000</pubDate>
		<dc:creator><![CDATA[惜分飞]]></dc:creator>
				<category><![CDATA[Oracle]]></category>
		<category><![CDATA[YOUR FILES ARE ENCRYPTED]]></category>
		<category><![CDATA[比特币加密]]></category>
		<category><![CDATA[比特币加密失败]]></category>
		<category><![CDATA[比特币加密恢复]]></category>
		<category><![CDATA[比特币加密恢复数据库处理]]></category>
		<category><![CDATA[比特币解密失败数据库恢复]]></category>

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<p>联系：<a href="https://www.xifenfei.com/about_xifenfei" target="_blank">手机/微信(+86 17813235971)   QQ(107644445)</a><a target="_blank" href="http://wpa.qq.com/msgrd?v=3&#038;uin=107644445&#038;site=qq&#038;menu=yes"><img src="https://www.xifenfei.com/wp-content/themes/img/site_qq.jpg" alt="QQ咨询惜分飞" title="QQ咨询惜分飞"/></a></p>
<p>标题：<a href="https://www.xifenfei.com/2019/11/file-encrypt-and-decrypt-database-recovery.html" target="_blank">文件系统加密解密之后数据库异常处理</a></p>
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<p>有朋友数据库被文件系统勒索病毒加密,付费进行解密之后,发现所有的文本文件解密成功,但是Oracle数据库无法正常open,通过分析,虽然所有的文件名都已经恢复正常<br />
<a href="//www.xifenfei.com/wp-content/uploads/2019/11/20191114183221.png"><img src="//www.xifenfei.com/wp-content/uploads/2019/11/20191114183221.png" alt="20191114183221" width="743" height="602" class="alignnone size-full wp-image-8263" /></a><br />
<hr />
但是文件内容没有被正常恢复成功<br />
<a href="//www.xifenfei.com/wp-content/uploads/2019/11/20191114183545.png"><img src="//www.xifenfei.com/wp-content/uploads/2019/11/20191114183545.png" alt="20191114183545" width="897" height="733" class="alignnone size-full wp-image-8264" /></a><br />
<hr />
对于这次的情况,我们通过底层分析,发现是由于解密bug,导致文件没有被解密完成,通过对文件进行二次修复,实现数据库直接open,并导出数据<br />
<a href="//www.xifenfei.com/wp-content/uploads/2019/11/20191114183939.png"><img src="//www.xifenfei.com/wp-content/uploads/2019/11/20191114183939.png" alt="20191114183939" width="692" height="431" class="alignnone size-full wp-image-8265" /></a><br />
<hr />
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