Function at 0x5673c0
Capabilities:
Enumerate pe sections
Validate payment card number using luhn algorithm

Disassembly:
sub esp, 0x10
push ebx
mov ebx, dword [esp + 0x20]
push ebp
push esi
mov esi, dword [esp + 0x20]
push edi
mov byte [esp + 0x24], 0
mov eax, dword [esi + 0x18]
mov dword [esp + 0x10], eax
mov eax, dword [esp + 0x30]
mov dword [eax], 0
mov ebp, dword [esp + 0x28]
nop dword [eax]
push ebx
push 0xa
push ebp
call fcn.005ac570
mov edi, eax
add esp, 0xc
test edi, edi
je 0x567be8
sub edi, ebp
lea eax, [esi + 0x8a0]
inc edi
push edi
push ebp
push eax
call fcn.00531af0
add esp, 0xc
test eax, eax
jne 0x567a0f
mov eax, dword [esp + 0x30]
sub ebx, edi
add ebp, edi
mov dword [esp + 0x2c], ebx
mov dword [esp + 0x28], ebp
add dword [eax], edi
cmp dword [esi + 0xc4], 0
jne 0x5674b1
lea ebp, [esi + 0x8a0]
push ebp
call fcn.00531b50
push ebp
mov ebx, eax
call fcn.00531b60
mov edi, dword [esp + 0x18]
add esp, 8
mov ecx, dword [edi + 0x260]
test dword [ecx + 0x44], 0x40000
je 0x567497
cmp ebx, 5
mov ecx, 5
mov ebp, 2
sbb edi, edi
inc edi
cmp ebx, 5
cmova ebx, ecx
push ebx
push eax
push str.RTSP_
call fcn.005302b0
add esp, 0xc
test eax, eax
cmovne ebp, edi
mov edi, dword [esp + 0x10]
jmp 0x5674a4
push ebx
push eax
push esi
call fcn.00566b20
add esp, 0xc
mov ebp, eax
cmp ebp, 2
je 0x567b0a
mov ebx, dword [esp + 0x2c]
lea eax, [esi + 0x8a0]
push eax
call fcn.00531b60
mov dword [esp + 0x18], eax
lea eax, [esi + 0x8a0]
push eax
call fcn.00531b50
mov edx, dword [esp + 0x1c]
add esp, 8
mov ebp, eax
mov dword [esp + 0x18], ebp
mov cl, byte [edx]
cmp cl, 0xa
je 0x567a17
cmp cl, 0xd
je 0x567a17
mov ecx, dword [esi + 0xc4]
lea ebx, [esi + 0x8a0]
mov edi, 4
lea eax, [ecx + 1]
mov dword [esi + 0xc4], eax
test ecx, ecx
jne 0x5678d7
mov eax, dword [esp + 0x10]
mov dword [esi + 0xd0], ecx
mov eax, dword [eax + 0x260]
mov eax, dword [eax + 0x44]
test al, 3
je 0x5676bf
mov al, byte [edx]
mov edi, edx
test al, al
je 0x567543
cmp al, 0x20
je 0x56753b
cmp al, 9
jne 0x567543
mov al, byte [edi + 1]
inc edi
test al, al
jne 0x567533
push 5
push str.HTTP_
push edi
call fcn.005bfb60
add esp, 0xc
test eax, eax
jne 0x5675ee
movsx ecx, byte [edi + 5]
mov eax, ecx
sub eax, 0x31
je 0x56761f
sub eax, 1
je 0x567578
sub eax, 1
jne 0x567b3d
mov al, byte [edi + 6]
cmp al, 0x20
je 0x567583
cmp al, 9
jne 0x5675ee
lea eax, [ecx - 0x30]
lea eax, [eax + eax*4]
add eax, eax
mov dword [esi + 0xd0], eax
mov cl, byte [edi + 7]
lea eax, [ecx - 0x30]
cmp al, 9
ja 0x5675ee
mov bl, byte [edi + 8]
lea eax, [ebx - 0x30]
cmp al, 9
ja 0x5675ee
mov dl, byte [edi + 9]
lea eax, [edx - 0x30]
cmp al, 9
ja 0x5675ee
movsx eax, cl
lea ecx, [eax + eax*4]
movsx eax, bl
lea eax, [eax + ecx*2]
lea ecx, [eax + eax*4]
movsx eax, dl
lea eax, [eax + ecx*2]
add eax, 0xffffeb30
mov dword [esi + 0xd4], eax
mov al, byte [edi + 0xa]
cmp al, 0x20
je 0x567796
cmp al, 9
je 0x567796
cmp al, 0xa
jl 0x5675ee
cmp al, 0xd
jle 0x567796
mov ecx, dword [esp + 0x14]
push ebp
push ecx
push esi
call fcn.00566b20
add esp, 0xc
cmp eax, 1
jne 0x567b7f
mov dword [esi + 0xd4], 0xc8
mov dword [esi + 0xd0], 0xa
jmp 0x567796
cmp byte [edi + 6], 0x2e
jne 0x5676a4
mov al, byte [edi + 7]
cmp al, 0x30
je 0x567630
cmp al, 0x31
jne 0x5676a4
mov cl, byte [edi + 8]
cmp cl, 0x20
je 0x56763d
cmp cl, 9
jne 0x5676a4
movsx eax, al
sub eax, 0x26
mov dword [esi + 0xd0], eax
mov cl, byte [edi + 9]
lea eax, [ecx - 0x30]
cmp al, 9
ja 0x5676a4
mov bl, byte [edi + 0xa]
lea eax, [ebx - 0x30]
cmp al, 9
ja 0x5676a4
mov dl, byte [edi + 0xb]
lea eax, [edx - 0x30]
cmp al, 9
ja 0x5676a4
movsx eax, cl
lea ecx, [eax + eax*4]
movsx eax, bl
lea eax, [eax + ecx*2]
lea ecx, [eax + eax*4]
movsx eax, dl
lea eax, [eax + ecx*2]
add eax, 0xffffeb30
mov dword [esi + 0xd4], eax
mov al, byte [edi + 0xc]
cmp al, 0x20
je 0x567796
cmp al, 9
je 0x567796
sub al, 0xa
cmp al, 3
jbe 0x567796
push str.Unsupported_HTTP_1_subversion_in_response
push esi
call fcn.00531dc0
add esp, 8
mov eax, 1
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x10
ret
test eax, 0x40000
je 0x567b7f
mov al, byte [edx]
mov edi, edx
test al, al
je 0x5676e2
cmp al, 0x20
je 0x5676da
cmp al, 9
jne 0x5676e2
mov al, byte [edi + 1]
inc edi
test al, al
jne 0x5676d2
push 5
push str.RTSP_
push edi
call fcn.005bfb60
add esp, 0xc
test eax, eax
jne 0x567b7f
mov al, byte [edi + 5]
sub al, 0x30
cmp al, 9
ja 0x567c92
cmp byte [edi + 6], 0x2e
jne 0x567c92
mov al, byte [edi + 7]
sub al, 0x30
cmp al, 9
ja 0x567c92
mov al, byte [edi + 8]
cmp al, 0x20
je 0x56772d
cmp al, 9
jne 0x567c92
mov cl, byte [edi + 9]
lea eax, [ecx - 0x30]
cmp al, 9
ja 0x567c92
mov bl, byte [edi + 0xa]
lea eax, [ebx - 0x30]
cmp al, 9
ja 0x567c92
mov dl, byte [edi + 0xb]
lea eax, [edx - 0x30]
cmp al, 9
ja 0x567c92
movsx eax, cl
lea ecx, [eax + eax*4]
movsx eax, bl
lea eax, [eax + ecx*2]
lea ecx, [eax + eax*4]
movsx eax, dl
lea eax, [eax + ecx*2]
add eax, 0xffffeb30
mov dword [esi + 0xd4], eax
mov al, byte [edi + 0xc]
cmp al, 0x20
je 0x56778c
cmp al, 9
je 0x56778c
sub al, 0xa
cmp al, 3
ja 0x567c92
mov dword [esi + 0xd0], 0xb
mov ecx, dword [esi + 0xd0]
mov eax, ecx
sub eax, 0xa
je 0x5677ac
sub eax, 1
jne 0x567b58
mov ebx, dword [esp + 0x10]
mov byte [ebx + 0x4d4], cl
mov eax, dword [esi + 0xd4]
mov dword [esi + 0xd38], eax
mov eax, dword [esi + 0xd0]
mov dword [esi + 0xd40], eax
movzx eax, byte [esi + 0xd0]
mov byte [ebx + 0x4d4], al
mov al, byte [esi + 0xd15]
test al, al
je 0x5677f0
movzx eax, al
cmp eax, dword [esi + 0xd0]
jle 0x5677fc
mov al, byte [esi + 0xd0]
mov byte [esi + 0xd15], al
mov eax, dword [esi + 0xbf8]
or eax, dword [esi + 0xbfc]
je 0x567826
cmp byte [esi + 0xd16], 0
jne 0x567826
cmp dword [esi + 0xd4], 0x1a0
jne 0x567826
mov byte [esi + 0x136], 1
mov eax, dword [esi + 0xd0]
cmp eax, 0xa
jne 0x567849
push str.HTTP_1.0__assume_close_after_body
push esi
call fcn.00531e90
push 1
push ebx
call fcn.005458d0
add esp, 0x10
jmp 0x56786c
cmp eax, 0x14
je 0x567860
cmp dword [esi + 0xdc], 2
jne 0x56786c
cmp dword [esi + 0xd4], 0x65
jne 0x56786c
mov eax, dword [ebx + 0x4a8]
mov dword [eax], 2
mov ecx, dword [esi + 0xd4]
lea eax, [ecx - 0x64]
cmp eax, 0x63
setbe al
mov byte [esi + 0x137], al
sub ecx, 0xcc
je 0x56789d
sub ecx, 0x64
jne 0x5678cc
cmp byte [esi + 0x3b0], cl
je 0x56789d
mov byte [esi + 0xdf8], 1
mov dword [esi + 0x88], 0
mov dword [esi + 0x8c], 0
mov dword [esi + 0x90], 0
mov dword [esi + 0x94], 0
mov byte [esi + 0x137], 1
mov edi, 0xc
lea ebx, [esi + 0x8a0]
lea eax, [esi + 0x8a0]
push eax
call fcn.00531b60
push ebx
mov ebp, eax
call fcn.00531b50
mov ebx, eax
push ebx
push 0
push ebp
call fcn.005ac570
add esp, 0x14
test eax, eax
jne 0x567bad
mov ecx, dword [esi + 0xc4]
cmp ecx, 2
jl 0x567930
mov al, byte [ebp]
cmp al, 0x20
je 0x567917
cmp al, 9
jne 0x56791c
cmp ecx, 2
jg 0x567930
push ebx
push 0x3a
push ebp
call fcn.005ac570
add esp, 0xc
test eax, eax
je 0x567b8b
mov ebx, dword [esp + 0x18]
mov ebp, dword [esp + 0x14]
push ebx
push ebp
push dword [esp + 0x18]
push esi
call fcn.00565120
add esp, 0x10
test eax, eax
jne 0x567a0f
push ebx
push ebp
push 1
push esi
call fcn.00531d20
mov eax, dword [esi + 0xd4]
add esp, 0x10
sub eax, 0x64
cmp eax, 0x64
jae 0x56796d
or edi, 0x20
push ebx
push ebp
push edi
push esi
call fcn.0052f450
add esp, 0x10
test eax, eax
jne 0x567a0f
mov edx, dword [esi + 0xbc]
mov ecx, 0x4b000
cmp ebx, ecx
jae 0x5679c7
mov eax, dword [esi + 0xd78]
add edx, ebx
add dword [esi + 0xb8], ebx
add eax, ebx
mov dword [esi + 0xd78], eax
mov dword [esi + 0xbc], edx
cmp edx, ecx
ja 0x567ba7
cmp eax, 0x5dc000
jbe 0x5679d2
mov ecx, 0x5dc000
push ecx
push eax
jmp 0x567bcd
lea eax, [edx + ebx]
test eax, eax
jne 0x567ba9
lea eax, [esi + 0x8a0]
push eax
call fcn.00531b70
mov ebx, dword [esp + 0x30]
add esp, 4
test ebx, ebx
jne 0x5673e5
mov al, byte [esp + 0x24]
cmp byte [esi + 0x12d], 0
jne 0x567a0d
test al, al
jne 0x567a0d
add esi, 0x8a0
push esi
call fcn.00531b00
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x10
ret
push ebp
push edx
push 1
push esi
call fcn.00531d20
mov eax, dword [esi + 0xd4]
mov ecx, dword [esp + 0x24]
sub eax, 0x64
cmp eax, 0x64
push ebp
sbb eax, eax
and eax, 0x20
push ecx
add eax, 4
push eax
push esi
call fcn.0052f450
add esp, 0x20
test eax, eax
jne 0x567a0f
mov edi, dword [esi + 0xbc]
mov edx, 0x4b000
cmp ebp, edx
jae 0x567a8e
mov ecx, dword [esi + 0xd78]
add edi, ebp
add dword [esi + 0xb8], ebp
add ecx, ebp
mov dword [esi + 0xd78], ecx
mov dword [esi + 0xbc], edi
cmp edi, edx
ja 0x567bc9
cmp ecx, 0x5dc000
jbe 0x567a99
mov edx, 0x5dc000
jmp 0x567bcb
lea ecx, [edi + ebp]
test ecx, ecx
jne 0x567bcb
lea eax, [esi + 0x8a0]
push eax
call fcn.00531b70
mov eax, dword [esi + 0xd4]
add esp, 4
sub eax, 0x64
cmp eax, 0x63
ja 0x567abe
mov eax, dword [esi + 0xb8]
jmp 0x567ac0
xor eax, eax
mov ebp, dword [esp + 0x28]
mov dword [esi + 0xc0], eax
lea eax, [esp + 0x1c]
push eax
push ebx
push ebp
push esi
call fcn.00566c70
add esp, 0x10
test eax, eax
jne 0x567a0f
mov ecx, dword [esp + 0x30]
mov eax, dword [esp + 0x1c]
sub ebx, eax
add ebp, eax
add dword [ecx], eax
cmp byte [esi + 0x12d], 0
je 0x5679ed
test ebx, ebx
jne 0x5673f0
jmp 0x5679ed
push 2
push edi
call fcn.005458d0
add esp, 8
cmp byte [edi + 0x4d4], 0xa
jae 0x567c84
cmp byte [esi + 0x6d5], 0
je 0x567c69
mov byte [esi + 0x12d], 0
mov al, 1
jmp 0x5679f1
push str.Unsupported_HTTP_version_in_response
push esi
call fcn.00531dc0
add esp, 8
mov eax, 1
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x10
ret
mov eax, ecx
mov ecx, 0xa
cdq
idiv ecx
push edx
push eax
push str.Unsupported_HTTP_version___u._d__in_response
push esi
call fcn.00531dc0
add esp, 0x10
mov eax, 1
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x10
ret
mov byte [esi + 0x12d], 0
jmp 0x5679ed
mov eax, str.Header_without_colon
push eax
push esi
call fcn.00531dc0
add esp, 8
mov eax, 8
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x10
ret
mov eax, edx
push ecx
push eax
jmp 0x567bcd
mov eax, str.Nul_byte_in_header
push eax
push esi
call fcn.00531dc0
add esp, 8
mov eax, 8
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x10
ret
mov ecx, edi
push edx
push ecx
push str.Too_large_response_headers:__zu____u
push esi
call fcn.00531dc0
add esp, 0x10
mov eax, 0x38
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x10
ret
push ebx
push ebp
lea ebp, [esi + 0x8a0]
push ebp
call fcn.00531af0
add esp, 0xc
test eax, eax
jne 0x567a0f
mov eax, dword [esp + 0x30]
add dword [eax], ebx
cmp dword [esi + 0xc4], 0
jne 0x5679ed
push ebp
call fcn.00531b50
add esp, 4
push eax
push ebp
call fcn.00531b60
mov ebx, dword [esp + 0x18]
add esp, 4
push eax
push ebx
push esi
call fcn.00566bd0
add esp, 0x10
cmp eax, 2
jne 0x5679ed
push eax
push ebx
mov byte [esi + 0x12d], 0
call fcn.005458d0
add esp, 8
cmp byte [ebx + 0x4d4], 0xa
jae 0x567c84
cmp byte [esi + 0x6d5], 0
je 0x567c69
mov al, 1
jmp 0x5679f1
push str.Received_HTTP_0.9_when_not_allowed
push esi
call fcn.00531dc0
add esp, 8
mov eax, 1
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x10
ret
push str.Invalid_status_line
push esi
call fcn.00531dc0
add esp, 8
pop edi
pop esi
pop ebp
mov eax, 8
pop ebx
add esp, 0x10
ret