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Challenge of Reverse Engineering

Try a challenge or contribute your own, any platform or operating system...

The creation of new topics is disabled in these subforum categories.

Please create and post your new challenges in the appropriate subcategory of Downloads > Challenge of Reverse Engineering

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  1. juexing
    KeygenMe · Started by juexing,

    Today,I'm just doing now. Protect Level: 1/10 -> Low VC 8 No Pack No anti debug My_Mfc_KeyGenme.rar

    • 2 replies
    • 10k views
  2. Sp1d3rZ
    UnPackMe · Started by Sp1d3rZ,

    Protection Options for TMD 2.0.5.0 UnPack ME.exe ------------------------------------------------ Macros Information ------------------ VM Macros: 0 CodeReplace Macros: 0 ENCRYPT Macros: 0 CLEAR Macros: 0 CHECK_PROTECTION Macros: 0 Protection Options ------------------ Anti-Debugger: Ultra Anti-Dumpers: ENABLED Entry Point Ofuscation: ENABLED Resource Encryption: ENABLED VMWare compatible: ENABLED API-Wrapping Level: Level 2 Anti-Patching: File Patch (sign support) Metamorph Security: ENABLED Memory Guard: ENABLED When Debugger Found: Display Message Application compression: ENABLED Resources compression: ENABLED SecureEngine compression: ENABLED A…

    • 6 replies
    • 14.7k views
  3. diablo2oo2
    KeygenMe · Started by diablo2oo2,

    Download the crackme here: http://diablo2oo2.cjb.net

    • 4 replies
    • 8.1k views
  4. GioTiN
    KeygenMe · Started by GioTiN,

    hi to all people that are here ! i back with another KeyGen Me that compiled with PellesC . rulse : you Must Write a KeyGen . Just KeyGen Is Accept. Size : 0.12MB = 120 Kb Link : http://www.zshare.net/download/586307266a182e5c/Best Regards , GioTiN - Under SEH Team

    • 6 replies
    • 5.3k views
  5. tagor
    KeygenMe · Started by tagor,

    Please try my KeygenMe#1, give me some tutor, solution and keygen... Thank's.. [post=0]http://www.ziddu.com/download/4091031/KeygenMe1ByTaGoR.rar.html

    • 4 replies
    • 4.4k views
    ibelvanbasten
    ibelvanbasten
  6. thisistest
    UnPackMe · Started by thisistest,

    hi,this is unpackme Enigma 1.61 General protection key Enigma_1.61.rar

    • 3 replies
    • 5.2k views
  7. Teddy Rogers
    UnPackMe · Started by Teddy Rogers,

    New unpackme for Armadillo 4.42 uploaded to Tuts 4 You feel free to try it out: http://www.tuts4you.com/index/index.php?dir=UnPackMe/PE32bit/&file=Armadillo%204.42.rarTed.

    • 5 replies
    • 5.5k views
  8. AnTiCDLoCK
    UnPackMe · Started by AnTiCDLoCK,

    Hi 2 All. 1- Detect Packers. 2- Unpacking 3- Write a Tut. Dif : Hard ... try Good Luck. http://rapidshare.com/files/216491811/UM__.rar.html UM__.rar

    • 5 replies
    • 10.5k views
  9. CodeExplorer
    CrackMe · Started by CodeExplorer,

    Password: NETreverser Link: http://www.zshare.net/download/57926791bb2c3481/ Some info: SnD .NET CrackMe 3 (2009 03 30) Level: medium, a little bit harder then Net Crackme 2 Task: Kill the unregistered string, make all functions accessible Rules: any patches / any changes of original exe can be done Solutions must be a modified and working standalone executable of the original executable. You must provide details of the addresses and the bytes you modified with an explanation for why you chose to modify them. For .NET reversing tutorials and tools look at: http://forum.tuts4you.com/index.php?showtopic=19417 Good luck!

    • 3 replies
    • 5.9k views
  10. CodeExplorer
    CrackMe · Started by CodeExplorer,

    Coderipper Net Crackme 2 Password: NETreverser Link: http://www.zshare.net/download/578628619317b8ef/ Some info: .NET CrackMe 2 (2009 03 29) Level: medium, it has some tricks Task: Kill the first NAG, after that shouldn't come any message Rules: any patches / any changes of original exe can be done Solutions must be a modified and working standalone executable of the original executable. You must provide details of the addresses and the bytes you modified with an explanation for why you chose to modify them. Good luck!

    • 3 replies
    • 4.3k views
  11. Sh4DoVV
    CrackMe · Started by Sh4DoVV,

    Hi Friends Please Patch First Nag :-) Please Report Dificaulty Go0d Luck Remove_Nag.zip

    • 15 replies
    • 6.3k views
  12. GioTiN
    KeygenMe · Started by GioTiN,

    Hi To All !!!! Under SEH Team KeyGen Me 8 Coded by : GioTiN Protection : MD5 , Base64 , TiGer , SHA Compiled by : Microsoft Visual C++ 6.0 Rules : Just Write A Validate KeyGen Or Serial , Not Allow To Patching. Direct Link : http://www.zshare.net/download/57869433656b57cb/King Regards , GioTiN - Under SEH Team

    • 8 replies
    • 4.9k views
  13. sadiqhirani

    Rule : 1) Only keygenning is allowed, no patching/cracking is allowed. 2) no Brute force attact Write Tutorial if you succeed.... keygenme_sadiqhirani.rar

    • 2 replies
    • 3.8k views
  14. sadiqhirani
    UnPackMe · Started by sadiqhirani,

    Here Attached A Keygen Me Protected With Themida DEMO Version 2.0.6.0 Hope You Will Enjoy Reversing It Only Unpacking And Keygening is allowed.... No Patching Is Allowed..... When You Enter Proper Serial Then Success Message Will Appear When You Enter Wrong Serial About Box Will Appear If You are Successful Then Please Post a Tutorial So Others Can Learn Too Keygne_Me___Sadiqhirani____5.rar

    • 7 replies
    • 7.9k views
  15. T.0.R.N.A.D.0.
    KeygenMe · Started by T.0.R.N.A.D.0.,

    >>>> READ-ME FOR T.0.R.N.A.D.0.'s KeyGenMe #1 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ PLATFORM :: WINDOWS LANGUAGE :: VB 6.0 [ No protection ] DIFFICULTY :: 3 [ Getting Harder ] The Rules: ==========--- (*) NO PATCHING (*) NO BRUTE-FORCING The Tasks: ==========--- 1. Find algorithm for key and color calculations. 2. Make keygen to generate key and color code for a given user-name. [ The program accepts a particular color out of 9 colors for each user. The 9 colors are : RED, GREEN, BLUE, YELLOW, CYAN, MAGENTA, BLACK, WHITE, GREY. So, either your keygen can show the color or it can…

    • 3 replies
    • 4.5k views
    T.0.R.N.A.D.0.
    T.0.R.N.A.D.0.
  16. Kurapica
    CrackMe · Started by Kurapica,

    Keygen is required and no patching is allowed. CrackME.rar

    • 15 replies
    • 10.1k views
  17. CodeExplorer
    CrackMe · Started by CodeExplorer,

    Password: NETreverser Link: http://www.zshare.net/download/5752681051083a21/ Some info: .NET CrackMe 1 (2009 03 24) Level: Very easy Task: Make the program to accept any serial (of any size) and change the registration state. Rules: No keygen - you can try but you will fail. Solutions must be a modified and working standalone executable of the original executable. You must provide details of the addresses and the bytes you modified with an explanation for why you chose to modify them. Good luck!

    • 4 replies
    • 5k views
  18. 2days
    KeygenMe · Started by 2days,

    [keygenme] Microsoft Visual Studio 9.0 user 4 degit > encode mediocre self-defense I ache crack of these days. File backup 1 File backup 2 KenGenMe_bonparadorn01.rar

      • Like
    • 2 replies
    • 3.9k views
    T.0.R.N.A.D.0.
    T.0.R.N.A.D.0.
  19. 0ron
    KeygenMe · Started by 0ron,

    You guys know the rules. No self keygens, no cosmetic patches, no cracks. Keygen this thing. Also write a tutorial and post it with keygen source...perferriblykeygenMe.zip

    • 10 replies
    • 5.2k views
  20. xyl/FWK
    CrackMe · Started by xyl/FWK,

    I posted my crackme here because the code of crackme and really bizarre it is not the same thing as of C or of Delphi it is just an inputbox but the compilation made the complex code I even I do not have to find the means of it cracker! Your reaction on AutoIt and also welcome Download: xylitolcrackme.zip You has cracked the program write small a tutoriel for shown with the other how you Ti made to have the serial the patching is authorized

    • 7 replies
    • 5.1k views
  21. high6
    KeygenMe · Started by high6,

    Features: -BrFlow Obfuscation Notes: Was just messing around with my BrFlow. Will post a real protection later . Looks very pretty in IDA. keygenme1.rar

    • 7 replies
    • 7.3k views
  22. agoes_doubleb
    KeygenMe · Started by agoes_doubleb,

    This is My Second KeygenMe.... Download n try this file.... Be the First and submit your serial here!!! http://www.ziddu.com/downloadlink/3549199/..._doublebeng.rar Try this!!!!

    • 7 replies
    • 4.6k views
  23. HSN.C3r
    UnPackMe · Started by HSN.C3r,

    Hi. A picture of "Protector options" is added to attached file. Good Luck. UnPackMe.rar

      • Like
    • 9 replies
    • 10k views
  24. thisistest
    UnPackMe · Started by thisistest,

    hi ,This protection is too strong a 没造谣 第一强的q3的壳代码已经没有了 第三强的dummy的壳,我记得第三个版本是在看雪上公开的,被你脱完后就再也没有消息了,一段时间后,经证实,dummy跳槽,转战北京了 第二个版本我记得是在曾经的CCG内部区公开过,外面没有,被你华丽地干掉了 第三强的第三版本壳的帖子 http://bbs.pediy.com/showthread.php?t=35903 q3的壳: http://bbs.pediy.com/search.php?searchid=1011140 ror_packer0_1_.3.rar

    • 11 replies
    • 9.4k views
  25. jakeman
    KeygenMe · Started by jakeman,

    This is my fith KeyGenMe (second KeyGenMe i've released). I think this is kind of easy, if you get the hang of it IN ORDER TO ACTUALLY WIN, POST A KEYGEN PLEASE; IF NEED HELP, PM ME. Rules 1. No Patching (unless u really want to....) [Not a Winner!] 2. No Bruteforcing, Well idc that much, so I guess you can 3. Allowed to use PeiD (really useless) 4. Make a working KeyGen [NOT A SELF KEYGEN, PLEASE!] 5. If can't make a keyGen, atleast post the Name and Serial if u have it. Enojoy, and btw this is my fith one ever made, in VB If no one figures out for a while I might give a hint, or a clue. If someone can find a working Name and Serial and wants me to get you a keygen for i…

    • 5 replies
    • 4.3k views

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