Function at 0x5c27e0
Capabilities:
Get file size
Read file on windows
Set registry value

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x62f098
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x4c4
push ebx
push esi
push edi
mov edi, dword [ebp + 8]
xor esi, esi
mov ebx, ecx
cmp edi, esi
mov dword [ebp - 0x10], esp
mov dword [ebp - 0x1c], ebx
mov dword [ebp - 4], esi
je 0x5c2daa
call fcn.005c2360
cmp dword [0x6f7778], esi
jne 0x5c2854
mov eax, dword [0x6f7774]
cmp eax, esi
jne 0x5c2843
push str.Urlmon.dll
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
cmp eax, esi
mov dword [0x6f7774], eax
je 0x5c2854
push str.FindMimeFromData
push eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov dword [0x6f7778], eax
mov eax, dword [0x6f7778]
mov byte [ebp - 0x11], 1
cmp eax, esi
mov byte [ebp - 0x12], 0
jne 0x5c2871
cmp dword [0x6f776c], esi
je 0x5c2d66
push esi
push esi
push 3
push esi
push 3
push bind
push edi
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov edx, eax
cmp edx, 0xffffffff
mov dword [ebp - 0x24], edx
je 0x5c2d66
mov ecx, 0x40
xor eax, eax
lea edi, [ebp - 0x130]
push esi
rep stosd dword es:[edi], eax
stosb byte es:[edi], al
lea eax, [ebp - 0x20]
lea ecx, [ebp - 0x130]
push eax
push 0x100
push ecx
push edx
mov dword [ebp - 0x28], 0x100
mov dword [ebp - 0x20], esi
call dword [sym.imp.KERNEL32.dll_ReadFile]
cmp eax, esi
je 0x5c2d55
mov ecx, dword [ebp - 0x20]
cmp ecx, esi
jbe 0x5c2d55
mov eax, dword [0x6f7778]
cmp eax, esi
je 0x5c2a0a
lea edx, [ebp - 0x18]
push esi
push edx
push esi
push esi
push ecx
lea ecx, [ebp - 0x130]
mov byte [ebp - 4], 1
push ecx
push esi
push esi
mov dword [ebp - 0x18], esi
call eax
cmp eax, esi
jne 0x5c2a01
mov eax, dword [ebp - 0x18]
cmp eax, esi
je 0x5c2a01
add ebx, 0xcc
push eax
mov ecx, ebx
mov byte [ebp - 0x11], 0
call fcn.00601a7c
mov edx, dword [ebp - 0x18]
push edx
call dword [sym.imp.ole32.dll_CoTaskMemFree]
mov eax, dword [ebx]
push str.application_octet_stream
push eax
mov dword [ebp - 4], 1
call fcn.005e5520
add esp, 8
test eax, eax
je 0x5c2970
mov eax, dword [ebx]
push 0x6c7f28
push eax
call fcn.005e5520
add esp, 8
test eax, eax
je 0x5c2970
mov eax, dword [ebx]
push str.text_html
push eax
call fcn.005e5520
add esp, 8
test eax, eax
jne 0x5c297c
cmp dword [0x6f776c], esi
je 0x5c297c
mov byte [ebp - 0x11], 1
mov eax, dword [ebx]
push str.application_octet_stream
push eax
call fcn.005e5520
add esp, 8
test eax, eax
jne 0x5c2a01
cmp dword [ebp - 0x20], 7
jb 0x5c2a01
mov ecx, 3
mov edi, 0x6c84c8
lea esi, [ebp - 0x130]
xor eax, eax
repe cmpsb byte [esi], byte es:[edi]
jne 0x5c2a01
mov cl, byte [ebp - 0x12c]
mov al, 1
test cl, 0x80
je 0x5c29bb
xor al, al
test cl, 0x40
je 0x5c29c2
xor al, al
test cl, 0x20
je 0x5c29c9
xor al, al
test cl, 0x10
je 0x5c29d0
xor al, al
test cl, 2
je 0x5c29d7
xor al, al
mov cl, byte [ebp - 0x12d]
test cl, cl
je 0x5c2a01
cmp cl, 2
ja 0x5c2a01
test al, al
je 0x5c2a01
push str.video_x_flv
push 0x6c5098
push ebx
call fcn.005fa6fb
add esp, 0xc
mov byte [ebp - 0x11], 0
mov dword [ebp - 4], 0
xor esi, esi
cmp dword [0x6f776c], esi
je 0x5c2d55
mov al, byte [ebp - 0x11]
test al, al
je 0x5c2d55
mov ebx, dword [ebp - 0x24]
mov ecx, 0xa8
xor eax, eax
lea edi, [ebp - 0x3d0]
rep stosd dword es:[edi], eax
lea ecx, [ebp - 0x2c]
xor edi, edi
push ecx
push ebx
mov byte [ebp - 0x3d0], 1
mov dword [ebp - 0x18], edi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov esi, eax
cmp esi, 0xffffffff
jne 0x5c2a5f
call dword [sym.imp.KERNEL32.dll_GetLastError]
test eax, eax
jne 0x5c2b0a
mov edx, dword [ebp - 0x2c]
push 1
push 0
push 0
push edx
call fcn.005e7a50
xor ecx, ecx
add eax, esi
adc edx, ecx
js 0x5c2b0a
jg 0x5c2a87
cmp eax, 0x100
jbe 0x5c2b0a
test edx, edx
jg 0x5c2a9f
jl 0x5c2a94
cmp eax, 0x1388
jae 0x5c2a9f
mov dword [ebp - 0x28], eax
jmp 0x5c2aa6
mov dword [ebp - 0x28], 0x1388
mov edx, dword [ebp - 0x28]
push edx
call fcn.005fdccd
mov esi, eax
add esp, 4
test esi, esi
je 0x5c2b0a
push 0
push 0
push 0
push ebx
mov dword [ebp - 0x20], 0
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
mov ecx, dword [ebp - 0x28]
lea eax, [ebp - 0x20]
push 0
push eax
push ecx
push esi
push ebx
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x5c2aff
mov eax, dword [ebp - 0x20]
test eax, eax
jbe 0x5c2aff
lea edx, [ebp - 0x3d0]
push edx
push 0
push eax
push esi
call dword [0x6f776c]
mov edi, eax
mov dword [ebp - 0x18], edi
push esi
call fcn.005fdcf6
add esp, 4
jmp 0x5c2b29
mov ecx, dword [ebp - 0x20]
lea eax, [ebp - 0x3d0]
push eax
push 0
lea edx, [ebp - 0x130]
push ecx
push edx
call dword [0x6f776c]
mov edi, eax
mov dword [ebp - 0x18], edi
test edi, edi
je 0x5c2b36
cmp edi, 0xffffffff
je 0x5c2b36
mov byte [ebp - 0x11], 0
cmp edi, 3
jne 0x5c2b73
mov ebx, dword [ebp - 0x1c]
mov ecx, dword [ebp - 0x20]
xor esi, esi
mov eax, dword [ebx + 0x128]
mov edx, dword [ebx + 0x12c]
cmp eax, ecx
jne 0x5c2b61
cmp edx, esi
jne 0x5c2b61
test edx, edx
jg 0x5c2b6a
jl 0x5c2b61
test eax, eax
ja 0x5c2b6a
cmp dword [ebp - 0x28], 0x1388
jb 0x5c2b82
mov dword [ebp - 0x18], 1
jmp 0x5c2b9e
cmp edi, 1
je 0x5c2b9b
cmp edi, 2
je 0x5c2b9b
jmp 0x5c2d55
push 0x6f5cb8
lea ecx, [ebx + 0xcc]
mov byte [ebp - 0x12], 1
call fcn.00601a55
jmp 0x5c2d55
mov ebx, dword [ebp - 0x1c]
lea edi, [ebp - 0x2a3]
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
not ecx
dec ecx
je 0x5c2cdd
lea eax, [ebp - 0x2a3]
push 0x6ea5e4
push eax
call fcn.005e5520
add esp, 8
test eax, eax
jne 0x5c2bdd
lea ecx, [ebx + 0xcc]
push 0x6c7f28
push ecx
jmp 0x5c2c8f
lea edx, [ebp - 0x2a3]
push 0x6c8b74
push edx
call fcn.005e5520
add esp, 8
test eax, eax
je 0x5c2c83
lea eax, [ebp - 0x2a3]
push str.html
push eax
call fcn.005e5520
add esp, 8
test eax, eax
je 0x5c2c83
mov esi, dword [ebx + 0xa4]
cmp byte [esi], 0x2e
jne 0x5c2c1d
inc esi
mov eax, dword [0x6f7770]
test eax, eax
je 0x5c2c66
lea ecx, [ebp - 0x2a3]
push ecx
push esi
call fcn.005e5520
add esp, 8
test eax, eax
je 0x5c2c66
push 0
lea edx, [ebp - 0x307]
push esi
push edx
call dword [0x6f7770]
cmp eax, 1
jne 0x5c2c66
push esi
lea eax, [ebx + 0xcc]
push str.idmcheckedtype__s
push eax
call fcn.005fa6fb
add esp, 0xc
jmp 0x5c2c97
lea ecx, [ebp - 0x2a3]
lea edx, [ebx + 0xcc]
push ecx
push str.idmcheckedtype__s
push edx
call fcn.005fa6fb
add esp, 0xc
jmp 0x5c2c97
lea eax, [ebx + 0xcc]
push str.text_html
push eax
call fcn.005fa6fb
add esp, 8
cmp dword [ebp - 0x18], 2
jne 0x5c2d55
mov eax, dword [ebx + 0x14c]
test ah, 1
je 0x5c2d55
mov edx, dword [ebx + 0x420]
mov eax, dword [ebp - 0x270]
lea ecx, [ebp - 0x18]
push 4
push ecx
push 4
push 0
push str.exLenToSkip
push edx
mov dword [ebx + 0x334], eax
mov dword [ebp - 0x18], eax
call dword [sym.imp.ADVAPI32.dll_RegSetValueExA]
jmp 0x5c2d55
lea edi, [ebp - 0x307]
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
not ecx
dec ecx
je 0x5c2d55
lea eax, [ebp - 0x307]
push str.application_octet_stream
push eax
call fcn.005e5520
add esp, 8
test eax, eax
je 0x5c2d55
lea ecx, [ebp - 0x307]
push 0x6c7f28
push ecx
call fcn.005e5520
add esp, 8
test eax, eax
je 0x5c2d55
lea edx, [ebp - 0x307]
push str.text_html
push edx
call fcn.005e5520
add esp, 8
test eax, eax
je 0x5c2d55
mov ecx, dword [ebp - 0x1c]
lea eax, [ebp - 0x307]
push eax
add ecx, 0xcc
push 0x6c5098
push ecx
call fcn.005fa6fb
add esp, 0xc
mov edx, dword [ebp - 0x24]
push edx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov al, byte [ebp - 0x11]
test al, al
je 0x5c2dc3
lea ecx, [ebp - 0x24]
call fcn.005c5b20
mov eax, dword [ebp + 8]
lea ecx, [ebp - 0x24]
push eax
mov byte [ebp - 4], 5
call fcn.005c5c90
mov ecx, dword [ebp + 0xc]
mov byte [ebp - 4], 0
mov dword [ecx], eax
lea ecx, [ebp - 0x24]
call fcn.005c5b50
mov al, byte [ebp - 0x12]
test al, al
jne 0x5c2daa
mov eax, dword [ebp - 0x1c]
mov byte [eax + 0x306], 1
mov dword [eax + 0xb0], 3
mov ecx, dword [ebp - 0xc]
pop edi
pop esi
mov dword fs:[0], ecx
pop ebx
mov esp, ebp
pop ebp
ret 8
mov al, byte [ebp - 0x12]
test al, al
jne 0x5c2daa
mov esi, dword [ebp - 0x1c]
or ecx, 0xffffffff
xor eax, eax
mov edx, dword [esi + 0xcc]
mov edi, edx
repne scasb al, byte es:[edi]
not ecx
dec ecx
je 0x5c2d96
push str.text_html
push edx
call fcn.005e5520
mov edx, dword [ebp + 0xc]
add esp, 8
neg eax
sbb eax, eax
inc eax
mov dword [edx], eax
jne 0x5c2d96
mov eax, dword [esi + 0x3c]
test eax, eax
jne 0x5c2e0b
test byte [esi + 0x14c], 8
je 0x5c2d96
mov eax, dword [ebp - 0x1c]
or ecx, 0xffffffff
mov ebx, dword [eax + 0xa4]
xor eax, eax
mov edi, ebx
repne scasb al, byte es:[edi]
not ecx
dec ecx
je 0x5c2d96
cmp byte [ebx], 0x2e
jne 0x5c2e2c
inc ebx
mov edi, ebx
or ecx, 0xffffffff
xor eax, eax
lea edx, [ebp - 0x4d0]
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
mov eax, ecx
mov esi, edi
mov edi, edx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, eax
and ecx, 3
rep movsb byte es:[edi], byte [esi]
lea ecx, [ebp - 0x4d0]
push ecx
call fcn.005e83bd
push 0x6ea5e4
push ebx
call fcn.005e5520
add esp, 0xc
test eax, eax
je 0x5c2d96
lea edx, [ebp - 0x4d0]
push edx
push str.3GP_7Z_AAC_ACE_AIF_ARJ_ASF_AVI_BIN_BZ2_DOC_DOCX_EXE_FLV_GZ_GZIP_IMG_ISO_LZH_M4A_M4V_MKV_MOV_MP3_MP4_MPA_MPE_MPEG_MPG_MSI_MSU_OGG_OGV_PDF_PLJ_PPS_PPT_QT_R0_R1_RA_RAR_RM_RMVB_SEA_SIT_SITX_TAR_TIF_TIFF_WAV_WEBM_WMA_WMV_Z_ZIP
call fcn.005e5290
add esp, 8
test eax, eax
je 0x5c2d96
mov eax, dword [ebp - 0x1c]
push 0x6c7f28
mov eax, dword [eax + 0xcc]
push eax
call fcn.005e5520
mov ecx, dword [ebp + 0xc]
add esp, 8
neg eax
sbb eax, eax
inc eax
mov dword [ecx], eax
jmp 0x5c2d96