Chapter One Analysis OverviewThe malicious Trojan sample is a PE file (name: Evtdiag.exe) running on the Winodws platform. The file size is 64KB and the compilation time is February 5, 2016.After analysis, the sample was customized to attack the SWIFT client program's malicious Trojan program, did not do packers and code obfuscation, the main function is to interact with the local swift client software alli
Usually, the Web Trojan is mainly for the ordinary user's client. This is mainly because for the enterprise servers and other important hosts, often take more stringent protection measures. Users typically do not surf the internet on these important hosts, but also deploy a more robust security policy. And the Web Trojan is often unable to take into account the Trojan
In Win9x, only to register the process as a system service can be invisible from the process viewer, but all of this in the Winnt is completely different, regardless of the Trojan from the port, the boot file on how cleverly hide themselves, always can not deceive the Winnt Task Manager, So many friends asked me: Under the Winnt is not the Trojan really can no longer hide their own process? This paper attem
"Computer newspaper" mentioned a can easily through the Kabbah, rising, Norton's active defensive function of the Trojan: Byshell. So search on the Internet, search to the Byshell promotion version of the description is: can cross the Norton rising through the default settings active defense. I put a promotion version back to try the micro-point can prevent, the generation of server after the operation, micro-point did not disappoint, immediately repo
. Symantec and ewido were used to scan and kill the machines, and some suspicious programs were indeed found, here I would like to praise the ewido software and find out a keyboard hook program I wrote a long time ago. It is incredible that I used hijackthis again to view and remove all suspicious Service Startup projects, after that, I changed the password and PIN code of another account and thought it was basically safe. The most ironic thing is that the next day I retrieved the stolen account
Many computer users often encounter a situation where their antivirus software reports discovered the Trojan Horse virus, but it was unable to clear and isolate it, or it appeared again shortly after it was cleared, which is very distressing. What should I do now?In fact, Trojan Horse is a general term for Trojans by some anti-virus software. It does not represent a fixed one, but a category. Therefore, the
The. NET Trojan is very strong at present,
This Trojan is a. NET program production, if your server support. NET that must pay attention to,, into the Trojan has a function called: IIS Spy
, you can see the physical path of all sites after you click. A lot of people have been raised before, but no one has ever solved the answer.
Defense methods:
"%systemroot%
Source: butian Forum
A Trojan is a remote-controlled virus program that is highly concealed and harmful. It can control you or monitor you without knowing it. Some people say that, since the trojan is so powerful, I can leave it far! However, this trojan is really "naughty". No matter whether you are welcome or not, as long as it is happy, it will try to come to
1. Has your computer been installed on a Trojan horse? How to detect?
1) Check the registration form.
Look at Hkey_local_machinesoftwaremicrosoftwindowscurrenversion and Hkey_current_. Under Usersoftwaremicrosoftwindowscurrentversion, all the key value names that begin with "Run" have a suspicious filename under it. If so, you need to delete the corresponding key values, and then delete the appropriate application.
2) Check the Startup group.
With the increasing popularity of the internet, all kinds of viruses Trojan horse also rampant, almost every day there are new virus generation, wantonly spread destruction, to the vast number of Internet users caused a great harm, almost to the point of the poisonous color change. A variety of viruses, worms, Trojans in the pouring, it is impossible, distressed incomparable. So what exactly is a virus, a worm, a
See how windows creates a "no-check-free" trojan for your computer.
IExpressIs a cab file used to modify the compatibility of the msi installation package, it is best to use other cab tools to package the file into a cab, and then replace it with the cab file in the msi, frequent errors, this does not solve this problem.
Recommended download:
Software Name:
IExpress (Microsoft self-decompressed package creation tool) 2.0 Chinese Green Edit
For a long time, we all think that a trojan is an executable file ending with an exe, as long as it does not run a file suffixed with an exe. However, if Trojans are easily identified, they cannot be called Trojans. In fact, many Trojans are not suffixed with exe. For example, the famous backdoor Trojan tool bits is a dll backdoor. The whole backdoor program has only one dll file, but it can achieve terribl
In a word the application of the Trojan environment:
1. The Guest account for the server has write access
2. Known database address and database format ASA or ASP
3. In the case of database format is not ASP or ASA, if you can insert a sentence into the ASP file can also
In a word, the working principle of Trojan:
"One word trojan" service side (local HTML submis
Most basic hiding: invisible forms + hidden files
Trojan Horse program in any case mysterious, but in the final Win32 platform is still a program. There are two common types of programs that are available under Windows:
1.win32 Applications (WIN32 application), such as QQ, office and so on, are among the ranks.
2.win32 Console Program (WIN32 console), such as the hard drive boot hotfix fixmbr.
Among them, Win32 applications often have an applicati
First, the backdoor introduction of Trojan Horse
(1), common types of Trojans
1. Remote Control Trojan
Ø Remote Control Trojan is a large number, the most harmful, most well-known trojan, it can get infected computer private information, access to arbitrary files
Ø It belongs to ' three-generation
We all know that the characteristics of Trojan horse is hidden, once exposed, then use anti-virus software to kill the OK, even if some of the more stubborn Trojan virus, at most also as long as the safe mode to go to kill. But there are a class of trojans and viruses are different, they not only have the hidden characteristics of Trojan virus, but also very diff
A Trojan is a remote-controlled virus program that is highly concealed and harmful. It can control you or monitor you without knowing it. Some people say that, since the trojan is so powerful, I can leave it far! However, this trojan is really "naughty". No matter whether you are welcome or not, as long as it is happy, it will try to come to your "home! Oh, that'
Trojan Horse is a remote control of the virus program, the program has a strong concealment and harm, it can be unnoticed in the state of control you or monitor you. Some people say, since the Trojan is so powerful, then I can not be far away from it!
However, this trojan is really "naughty", it can be no matter whether you welcome, as long as it is happy, it wi
All along, we think Trojan is the end of EXE executable file, as long as not run exe as a suffix of the file can be. But if the Trojan is so easy to distinguish, it can not be called a Trojan. In fact, there are many Trojans are not the suffix of EXE, such as the famous backdoor Trojan tool bits, is a DLL back door, th
With the development of computers, Trojan technology continues to develop. The old generation of classic Trojans, headed by glaciers, has gradually disappeared into the ranks of classic Trojans, and replaced by a new generation of embedded Trojans, that is to say, the dll injection trojan uses the dynamic embedding technology. The most common dynamic embedding technology is the hook, API, and remote thread
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