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solved new crackme

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This commit is contained in:
Chenx221 2024-09-18 15:04:18 +08:00
parent d73b9a5ace
commit 6e27a8d443
Signed by: chenx221
GPG Key ID: D7A9EC07024C3021
3 changed files with 56 additions and 0 deletions
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BIN
ac_crackme_1.78/Crackme1.exe Normal file
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ac_crackme_1.78/RuleZ.txt Normal file
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Crackme1.exe
Written in Visual Basic 6
Only numbers as passwd.
Everything is legal. No Rules :)
This Crackme is Written by Acid_Cool_178 and [The Bug Tracker]
We are great friends and newbies.
Acid_Cool_178 is a proud newbie member of Hellforge
The Bug Tracer haz no group, reason ?? no internet :(
In IRC our nick are Acid_Cool_178 : [AC_178] or |AC_178| and
The bug Tracker : [TBT] or |TBT|
Channel : #cracking4newbies #cracking and #coding
When you have cracked this crackme please send a e-mail to Acid_Cool_178 and tell him how you did it..
acid_cool_178@hotmail.com
Greetings too my VB book :)

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ac_crackme_1.78/solve.txt Normal file
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代码量太少了
调试前前拿ida跑了下
然后密码就有了
2951
004023A9 | B9 04000280 | mov ecx,80020004 |
004023AE | B8 0A000000 | mov eax,A | eax:@BaseThreadInitThunk@12, 0A:'\n'
004023B3 | BB 08000000 | mov ebx,8 |
004023B8 | 66:81FE 870B | cmp si,B87 | <--
004023BD | 8B35 78104000 | mov esi,dword ptr ds:[<__vbaVarDup>] | 00401078:"阛鶲B<頞鶛鵒h 鶲愗隣斀颫浇颫"
004023C3 | 894D A4 | mov dword ptr ss:[ebp-5C],ecx |
004023C6 | 894D B4 | mov dword ptr ss:[ebp-4C],ecx |
004023C9 | 8945 9C | mov dword ptr ss:[ebp-64],eax | eax:@BaseThreadInitThunk@12
004023CC | 8945 AC | mov dword ptr ss:[ebp-54],eax | eax:@BaseThreadInitThunk@12
004023CF | C745 84 E41D4000 | mov dword ptr ss:[ebp-7C],crackme1.401DE4 | 401DE4:L"Crackme_1"
004023D6 | 899D 7CFFFFFF | mov dword ptr ss:[ebp-84],ebx |
004023DC | 8D95 7CFFFFFF | lea edx,dword ptr ss:[ebp-84] | edx:EntryPoint
004023E2 | 8D4D BC | lea ecx,dword ptr ss:[ebp-44] |
004023E5 | 75 3E | jne crackme1.402425 | 判断核心
004023E7 | FFD6 | call esi | success
004023E9 | 8D55 8C | lea edx,dword ptr ss:[ebp-74] | edx:EntryPoint
004023EC | 8D4D CC | lea ecx,dword ptr ss:[ebp-34] |
004023EF | C745 94 C41D4000 | mov dword ptr ss:[ebp-6C],crackme1.401DC4 | 401DC4:L"YOU DID IT"
004023F6 | 895D 8C | mov dword ptr ss:[ebp-74],ebx |
004023F9 | FFD6... | call esi |
0040240D | FF15 24104000 | call dword ptr ds:[<Ordinal#595>] |
00402413 | 8D55 9C... | lea edx,dword ptr ss:[ebp-64] | edx:EntryPoint
00402423 | EB 3C | jmp crackme1.402461 |
00402425 | FFD6 | call esi | Fail
00402427 | 8D55 8C | lea edx,dword ptr ss:[ebp-74] | edx:EntryPoint
0040242A | 8D4D CC | lea ecx,dword ptr ss:[ebp-34] |
0040242D | C745 94 FC1D4000 | mov dword ptr ss:[ebp-6C],crackme1.401DFC | 401DFC:L"Fucking Shit"
00402434 | 895D 8C | mov dword ptr ss:[ebp-74],ebx |
00402437 | FFD6 | call esi |