mirror of
https://github.com/HIllya51/LunaHook.git
synced 2024-10-22 23:18:16 +08:00
286 lines
11 KiB
C++
286 lines
11 KiB
C++
#include"AdobeFlash10.h"
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/** jichi 10/31/2014 Adobe Flash Player v10
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*
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* Sample game: [141031] [ヂ<>ンクルベル] 輪舞曲Duo
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*
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* Debug method: Hex utf16 text, then insert hw breakpoints
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* 21:51 3110% hexstr 『何よ utf16
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* 0e30554f8830
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*
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* There are also UTF-8 strings in the memory. I could not find a good place to hook
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* using hw breakpoints.
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*
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* There are lots of matches. One is selected. Then, the enclosing function is selected.
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* arg1 is the UNICODE text.
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*
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* Pattern:
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*
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* 0161293a 8bc6 mov eax,esi
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* 0161293c 5e pop esi
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* 0161293d c2 0800 retn 0x8
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*
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* Function starts
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* 01612940 8b4c24 0c mov ecx,dword ptr ss:[esp+0xc] ; jichi: hook here
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* 01612944 53 push ebx
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* 01612945 55 push ebp
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* 01612946 56 push esi
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* 01612947 57 push edi
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* 01612948 33ff xor edi,edi
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* 0161294a 85c9 test ecx,ecx
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* 0161294c 0f84 5f010000 je ron2.01612ab1
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* 01612952 397c24 18 cmp dword ptr ss:[esp+0x18],edi
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* 01612956 0f8e ba010000 jle ron2.01612b16
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* 0161295c 8b6c24 14 mov ebp,dword ptr ss:[esp+0x14]
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* 01612960 be 01000000 mov esi,0x1
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* 01612965 eb 09 jmp short ron2.01612970
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* 01612967 8da424 00000000 lea esp,dword ptr ss:[esp]
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* 0161296e 8bff mov edi,edi
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* 01612970 0fb755 00 movzx edx,word ptr ss:[ebp]
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* 01612974 297424 18 sub dword ptr ss:[esp+0x18],esi
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* 01612978 b8 80000000 mov eax,0x80
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* 0161297d 66:3bd0 cmp dx,ax
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* 01612980 73 15 jnb short ron2.01612997
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* 01612982 297424 20 sub dword ptr ss:[esp+0x20],esi
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* 01612986 0f88 1d010000 js ron2.01612aa9
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* 0161298c 8811 mov byte ptr ds:[ecx],dl
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* 0161298e 03ce add ecx,esi
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* 01612990 03fe add edi,esi
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* 01612992 e9 fd000000 jmp ron2.01612a94
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* 01612997 b8 00080000 mov eax,0x800
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* 0161299c 66:3bd0 cmp dx,ax
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* 0161299f 73 2a jnb short ron2.016129cb
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* 016129a1 836c24 20 02 sub dword ptr ss:[esp+0x20],0x2
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* 016129a6 0f88 fd000000 js ron2.01612aa9
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* 016129ac 8bc2 mov eax,edx
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* 016129ae c1e8 06 shr eax,0x6
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* 016129b1 24 1f and al,0x1f
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* 016129b3 0c c0 or al,0xc0
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* 016129b5 8801 mov byte ptr ds:[ecx],al
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* 016129b7 80e2 3f and dl,0x3f
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* 016129ba 03ce add ecx,esi
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* 016129bc 80ca 80 or dl,0x80
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* 016129bf 8811 mov byte ptr ds:[ecx],dl
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* 016129c1 03ce add ecx,esi
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* 016129c3 83c7 02 add edi,0x2
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* 016129c6 e9 c9000000 jmp ron2.01612a94
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* 016129cb 8d82 00280000 lea eax,dword ptr ds:[edx+0x2800]
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* 016129d1 bb ff030000 mov ebx,0x3ff
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* 016129d6 66:3bc3 cmp ax,bx
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* 016129d9 77 7b ja short ron2.01612a56
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* 016129db 297424 18 sub dword ptr ss:[esp+0x18],esi
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* 016129df 0f88 c4000000 js ron2.01612aa9
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* 016129e5 0fb775 02 movzx esi,word ptr ss:[ebp+0x2]
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* 016129e9 83c5 02 add ebp,0x2
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* 016129ec 8d86 00240000 lea eax,dword ptr ds:[esi+0x2400]
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* 016129f2 66:3bc3 cmp ax,bx
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* 016129f5 77 58 ja short ron2.01612a4f
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* 016129f7 0fb7d2 movzx edx,dx
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* 016129fa 81ea f7d70000 sub edx,0xd7f7
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* 01612a00 0fb7c6 movzx eax,si
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* 01612a03 c1e2 0a shl edx,0xa
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* 01612a06 03d0 add edx,eax
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* 01612a08 836c24 20 04 sub dword ptr ss:[esp+0x20],0x4
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* 01612a0d 0f88 96000000 js ron2.01612aa9
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* 01612a13 8bc2 mov eax,edx
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* 01612a15 c1e8 12 shr eax,0x12
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* 01612a18 24 07 and al,0x7
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* 01612a1a 0c f0 or al,0xf0
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* 01612a1c 8801 mov byte ptr ds:[ecx],al
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* 01612a1e 8bc2 mov eax,edx
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* 01612a20 c1e8 0c shr eax,0xc
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* 01612a23 24 3f and al,0x3f
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* 01612a25 be 01000000 mov esi,0x1
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* 01612a2a 0c 80 or al,0x80
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* 01612a2c 880431 mov byte ptr ds:[ecx+esi],al
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* 01612a2f 03ce add ecx,esi
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* 01612a31 8bc2 mov eax,edx
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* 01612a33 c1e8 06 shr eax,0x6
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* 01612a36 03ce add ecx,esi
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* 01612a38 24 3f and al,0x3f
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* 01612a3a 0c 80 or al,0x80
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* 01612a3c 8801 mov byte ptr ds:[ecx],al
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* 01612a3e 80e2 3f and dl,0x3f
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* 01612a41 03ce add ecx,esi
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* 01612a43 80ca 80 or dl,0x80
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* 01612a46 8811 mov byte ptr ds:[ecx],dl
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* 01612a48 03ce add ecx,esi
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* 01612a4a 83c7 04 add edi,0x4
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* 01612a4d eb 45 jmp short ron2.01612a94
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* 01612a4f be 01000000 mov esi,0x1
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* 01612a54 eb 0b jmp short ron2.01612a61
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* 01612a56 8d82 00240000 lea eax,dword ptr ds:[edx+0x2400]
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* 01612a5c 66:3bc3 cmp ax,bx
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* 01612a5f 77 05 ja short ron2.01612a66
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* 01612a61 ba fdff0000 mov edx,0xfffd
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* 01612a66 836c24 20 03 sub dword ptr ss:[esp+0x20],0x3
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* 01612a6b 78 3c js short ron2.01612aa9
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* 01612a6d 8bc2 mov eax,edx
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* 01612a6f c1e8 0c shr eax,0xc
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* 01612a72 24 0f and al,0xf
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* 01612a74 0c e0 or al,0xe0
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* 01612a76 8801 mov byte ptr ds:[ecx],al
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* 01612a78 8bc2 mov eax,edx
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* 01612a7a c1e8 06 shr eax,0x6
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* 01612a7d 03ce add ecx,esi
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* 01612a7f 24 3f and al,0x3f
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* 01612a81 0c 80 or al,0x80
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* 01612a83 8801 mov byte ptr ds:[ecx],al
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* 01612a85 80e2 3f and dl,0x3f
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* 01612a88 03ce add ecx,esi
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* 01612a8a 80ca 80 or dl,0x80
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* 01612a8d 8811 mov byte ptr ds:[ecx],dl
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* 01612a8f 03ce add ecx,esi
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* 01612a91 83c7 03 add edi,0x3
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* 01612a94 83c5 02 add ebp,0x2
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* 01612a97 837c24 18 00 cmp dword ptr ss:[esp+0x18],0x0
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* 01612a9c ^0f8f cefeffff jg ron2.01612970
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* 01612aa2 8bc7 mov eax,edi
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* 01612aa4 5f pop edi
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* 01612aa5 5e pop esi
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* 01612aa6 5d pop ebp
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* 01612aa7 5b pop ebx
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* 01612aa8 c3 retn
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* 01612aa9 5f pop edi
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* 01612aaa 5e pop esi
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* 01612aab 5d pop ebp
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* 01612aac 83c8 ff or eax,0xffffffff
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* 01612aaf 5b pop ebx
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* 01612ab0 c3 retn
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* 01612ab1 8b4424 18 mov eax,dword ptr ss:[esp+0x18]
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* 01612ab5 85c0 test eax,eax
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* 01612ab7 7e 5d jle short ron2.01612b16
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* 01612ab9 8b5424 14 mov edx,dword ptr ss:[esp+0x14]
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* 01612abd 8d49 00 lea ecx,dword ptr ds:[ecx]
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* 01612ac0 0fb70a movzx ecx,word ptr ds:[edx] ; jichi: this is where the text is accessed
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* 01612ac3 be 80000000 mov esi,0x80
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* 01612ac8 48 dec eax
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* 01612ac9 66:3bce cmp cx,si
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* 01612acc 73 03 jnb short ron2.01612ad1
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* 01612ace 47 inc edi
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* 01612acf eb 3e jmp short ron2.01612b0f
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* 01612ad1 be 00080000 mov esi,0x800
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* 01612ad6 66:3bce cmp cx,si
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* 01612ad9 73 05 jnb short ron2.01612ae0
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* 01612adb 83c7 02 add edi,0x2
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* 01612ade eb 2f jmp short ron2.01612b0f
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* 01612ae0 81c1 00280000 add ecx,0x2800
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* 01612ae6 be ff030000 mov esi,0x3ff
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* 01612aeb 66:3bce cmp cx,si
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* 01612aee 77 1c ja short ron2.01612b0c
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* 01612af0 83e8 01 sub eax,0x1
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* 01612af3 ^78 b4 js short ron2.01612aa9
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* 01612af5 0fb74a 02 movzx ecx,word ptr ds:[edx+0x2]
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* 01612af9 83c2 02 add edx,0x2
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* 01612afc 81c1 00240000 add ecx,0x2400
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* 01612b02 66:3bce cmp cx,si
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* 01612b05 77 05 ja short ron2.01612b0c
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* 01612b07 83c7 04 add edi,0x4
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* 01612b0a eb 03 jmp short ron2.01612b0f
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* 01612b0c 83c7 03 add edi,0x3
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* 01612b0f 83c2 02 add edx,0x2
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* 01612b12 85c0 test eax,eax
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* 01612b14 ^7f aa jg short ron2.01612ac0
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* 01612b16 8bc7 mov eax,edi
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* 01612b18 5f pop edi
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* 01612b19 5e pop esi
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* 01612b1a 5d pop ebp
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* 01612b1b 5b pop ebx
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* 01612b1c c3 retn
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* 01612b1d cc int3
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* 01612b1e cc int3
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* 01612b1f cc int3
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*
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* Runtime stack:
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* 0019e974 0161640e return to Ron2.0161640e from Ron2.01612940
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* 0019e978 1216c180 UNICODE "Dat/Chr/HAL_061.swf"
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* 0019e97c 00000013
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* 0019e980 12522838
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* 0019e984 00000013
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* 0019e988 0210da80
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* 0019e98c 0019ecb0
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* 0019e990 0019e9e0
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* 0019e994 0019ea24
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* 0019e998 0019e9cc
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*
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* Runtime registers:
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* EAX 12522838
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* ECX 1216C180 UNICODE "Dat/Chr/HAL_061.swf"
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* EDX 0C5E9898
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* EBX 12532838
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* ESP 0019E974
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* EBP 00000013
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* ESI 00000013
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* EDI 0019E9CC
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* EIP 01612940 Ron2.01612940
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*/
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// Skip ASCII garbage such as: Dat/Chr/HAL_061.swf
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static bool AdobeFlashFilter(LPVOID data, size_t *size, HookParam *)
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{
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// TODO: Remove [0-9a-zA-Z./]{4,} as garbage
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LPCWSTR p = reinterpret_cast<LPCWSTR>(data);
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size_t len = *size / 2;
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for (size_t i = 0; i < len; i++)
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if (p[i] & 0xff00)
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return true;
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return false;
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}
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bool InsertAdobeFlash10Hook()
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{
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const BYTE bytes[] = {
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0x8b,0x4c,0x24, 0x0c, // 01612940 8b4c24 0c mov ecx,dword ptr ss:[esp+0xc] ; jichi: hook here
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0x53, // 01612944 53 push ebx
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0x55, // 01612945 55 push ebp
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0x56, // 01612946 56 push esi
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0x57, // 01612947 57 push edi
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0x33,0xff, // 01612948 33ff xor edi,edi
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0x85,0xc9, // 0161294a 85c9 test ecx,ecx
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0x0f,0x84 //, 5f010000 // 0161294c 0f84 5f010000 je ron2.01612ab1
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};
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ULONG addr = MemDbg::findBytes(bytes, sizeof(bytes), processStartAddress, processStopAddress);
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//addr = 0x01612940;
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//addr = 0x01612AC0;
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if (!addr) {
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ConsoleOutput("AdobeFlash10: pattern not found");
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return false;
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}
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HookParam hp;
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hp.address = addr;
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hp.offset=get_stack(1);
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//hp.length_offset = 2 * 4; // arg2 might be the length
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hp.type = CODEC_UTF16|USING_STRING;
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hp.filter_fun = AdobeFlashFilter;
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ConsoleOutput("INSERT Adobe Flash 10");
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ConsoleOutput("AdobeFlash10: disable GDI hooks");
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return NewHook(hp, "Adobe Flash 10");
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}
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namespace{
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bool __(){
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//[yosino] ANCIENT
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//https://ci-en.dlsite.com/creator/5059/
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const BYTE bytes[] = {
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0x55,0x8b,0xec,
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0x51,0x51,0x8b,0x45,0x10,
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0x53,0x8b,0xd9,0x89,0x43,0x08,
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0x8a,0x45,0x0c
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};
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ULONG addr = MemDbg::findBytes(bytes, sizeof(bytes), processStartAddress, processStopAddress);
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if (!addr) return false;
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HookParam hp;
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hp.address = addr;
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hp.offset=get_stack(4);
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hp.type = CODEC_UTF16|USING_STRING;
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return NewHook(hp, "Adobe Flash 11");
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}
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}
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bool AdobeFlash10::attach_function() {
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return InsertAdobeFlash10Hook()|__();
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}
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