選擇一個合適的地址,然後按c即MakeCode(Ea); IDA將原始字節轉換成代碼和拆解
粘貼下面是一個簡單的自動化與IDC腳本,但IDAS自動化恕我直言欠佳,所以你應該在用戶界面的C手動按下堅持
:dir /b
foo.dmp
foo.idc
:xxd foo.dmp
0000000: 6a10 6830 b780 7ce8 d86d ffff 8365 fc00 j.h0..|..m...e..
0000010: 64a1 1800 0000 8945 e081 7810 001e 0000 d......E..x.....
0000020: 750f 803d 0850 887c 0075 06ff 15f8 1280 u..=.P.|.u......
0000030: 7cff 750c ff55 0850 e8c9 0900 00 |.u..U.P.....
:type foo.idc
#include <idc.idc>
static main (void) {
auto len,temp,fhand;
len = -1; temp = 0;
while (temp < 0x3d && len != 0) {
len = MakeCode(temp);
temp = temp+len;
}
fhand = fopen("foo.asm","wb");
GenerateFile(OFILE_LST,fhand,0,0x3d,0x1F);
fclose(fhand);
Wait();
Exit(0);
}
:f:\IDA_FRE_5\idag.exe -c -B -S.\foo.idc foo.dmp
:head -n 30 foo.asm | tail
seg000:00000000 ; Segment type: Pure code
seg000:00000000 seg000 segment byte public 'CODE' use32
seg000:00000000 assume cs:seg000
seg000:00000000 assume es:nothing, ss:nothing, ds:nothing, fs:no thing, gs:nothing
seg000:00000000 push 10h
seg000:00000002 push 7C80B730h
seg000:00000007 call near ptr 0FFFF6DE4h
seg000:0000000C and dword ptr [ebp-4], 0
使用WinDbg,你可以從命令行這樣
拆卸右:CDB -c 「?.dvalloc/b 6000 2000; .readmem foo.dmp60001000升0n61;ü60001000 60001040; q」 計算
0:000> cdb: Reading initial command '.dvalloc /b 60000000 2000;.readmem foo.dmp 60001000 l?0n61;u 60001000 60001040;q'
Allocated 2000 bytes starting at 60000000
Reading 3d bytes.
60001000 6a10 push 10h
60001002 6830b7807c push offset kernel32!`string'+0x88 (7c80b730)
60001007 e8d86dffff call 5fff7de4
6000100c 8365fc00 and dword ptr [ebp-4],0
60001010 64a118000000 mov eax,dword ptr fs:[00000018h]
60001016 8945e0 mov dword ptr [ebp-20h],eax
60001019 817810001e0000 cmp dword ptr [eax+10h],1E00h
60001020 750f jne 60001031
60001022 803d0850887c00 cmp byte ptr [kernel32!BaseRunningInServerProcess (7c885008)],0
60001029 7506 jne 60001031
6000102b ff15f812807c call dword ptr [kernel32!_imp__CsrNewThread (7c8012f8)]
60001031 ff750c push dword ptr [ebp+0Ch]
60001034 ff5508 call dword ptr [ebp+8]
60001037 50 push eax
60001038 e8c9090000 call 60001a06
6000103d 0000 add byte ptr [eax],al
6000103f 0000 add byte ptr [eax],al
quit:
OllyDbg的1.10視圖 - >文件 - >(掩蓋任何文件) - > foo.dmp - >右擊 - >拆卸
謝謝!不能相信它是 - 很容易^^「 – woottoow 2015-04-04 19:45:28
我已經更新了答案,並提供了有關如何在windbg/ollydbg中反彙編任意字節的信息,並將答案標記爲已回答,如果您覺得已經回答 – blabb 2015-04-04 21:00:40