:
16 ý ȭƮ Ŀ. ZSDS ֽ ŷ ý ϸ鼭 IT , KTH ͳ нý ϸ鼭 ŷ ȿ Ҵ. Ȱ ý ϰ ִ.
ý ϸ鼭 DDoS, SQL Injection, BOF ŷ ߴ. ý ϰ ϱ , ŷ ߴ ˾ƳⰡ ʾҴ. ý ϰ Ϸ ŷ ʿ߰ , ħ Ʈ, ̽ ŷ ߴ. Ĺ ŷ ⺻ ֵ Ȱ ִ.
ǻͽý 确 ý ڰ , δ ̽ ŷ Թ Ŀ ִ. , Ǵ ý ŷ ̱ ϴ.
01
1. α
2.
3. ð
3.1
3.2
4. PE
4.1 PE ⺻
4.2 ּ
4.3 IAT
5. OllyDbg ⺻
5.1 OllyDbg?
5.2 OllyDbg ⺻
6.
6.1
6.2 ⺻
7. ̿ ʿ
7.1 abex crackme
7.2 ̺ Lena
7.3 PE м α PEView Detect It Easy
7.4 OllyDbg ÷ OllyDumpEx
7.5 ջ IAT ϴ LoadPE
02 ϱ
1. abex crackme ù °
1.1 α
1.2 Ʈ Ʈ
1.3 (F8) (F7)
1.4 극ũƮ(F2) α (F9)
1.5 ϱ
1.6 α ٽ (
1.7 MessageBox( ) Լ
1.8 ƾ
1.9 α м
1.10 ذ
2. abex crackme °
2.1 α
2.2 α (Paused & Running)
2.3 ڿ ˻
2.4 ڵ м
2.5 мϱ
2.6 Ʋ Ȱ
2.7 мϱ
2.8 α м
2.9 ذ
03 ̿ ͼ
1. abex crackme °
1.1 α
1.2 Լ ȣ Ծ
1.3 ȣ ִ ǥ
1.4 α м
1.5 ذ
2. abex crackme °
2.1 α
2.2 API ˻
2.3 α м
2.4 ذ
3. abex crackme ټ °
3.1 α
3.2 GetVolumeInformation( ) Լ
3.3 ݺ ڿ
3.4 α м
3.5 ذ
04 ,
1. Lena ʺڸ
1.1 TUTS4YOU Lena Ұ
1.2 Lena
2. Nag â ֱ
2.1 α
2.2
2.3 ڵ ij̺
2.4
2.5
2.6 Ϸ
3. Ϸùȣ
3.1 α
3.2 α м
3.3 Ϸùȣ м
3.4 ASCII ڵ
05
1. ŷ ŷ
1.1 ŷ ŷ
1.2 ŷ
2. ǥ Ŀ UPX
2.1 UPX
2.2 ŷ
2.3 PE Ȯϱ
2.4 ŷ OEP
2.5
2.6 IAT
3. Ŵ ŷ
3.1 ESP Ȱ OEP ã
3.2 ϵ 극ũƮ
3.3 OEP ã ŷ α
3.4 MUP Ȯϱ
4. ڵ
4.1 ڵ
4.2 ڵ Է
06 ã ŷ
1. ð
1.1 ϱ
1.2 SetTimer( ) Լ ȣ 극ũƮ
1.3 SetTimer( ) ȣ κ ڵ м
1.4 Ÿ̸
2. ã
2.1
2.2 GetKeyState( ) Լ 극ũƮ ɱ
2.3 극ũƮ Ȯϱ
2.4 Լ мϱ
2.5 (F7) Ȱ ƾ м
2.6 ° ƾ м
2.7 ° ƾ - ź ġ ã ߰
2.8 ڵ ۼ
2.9 ڵ м
07
1. ؾ
1.1 64Ʈ Űó
1.2 IDA Pro
1.3 ŷ
2. Ȱ о
2.1 Ǽڵ м
2.2
2.3 ŷ
2.4 ŷ ȸ
3. ġ
A1 OllyDbg ⺻
1. OllyDbg
1.1 OllyDbg?
1.2 OllyDbg
1.3 OllyDbg ⺻
2.
2.1 CPU
2.2 (Memory map)
2.3 (Executable modules)
2.4 (Call stack)
3. ÷
4. 극ũƮ
5. ڵ
5.1
5.2 ּ ޱ
5.3
5.4 New origin here
5.5 Follow in Dump
5.6 ̵ϱ
5.7 Search for
5.8 ġ ã
A2
1.
1.1 ܼ
1.2
1.3 Ʈ
2. ⺻
2.1 2 ڸ ϴ ɾ
2.2 1 ڸ ϴ ɾ
2.3 ڰ ɾ
3. ɾ
3.1 ̵
3.2
3.3 ο