Function at 0x501050
Capabilities:
Enumerate pe sections
Validate payment card number using luhn algorithm

Disassembly:
sub esp, 0x14
push ebx
push ebp
mov ebp, dword [esp + 0x28]
push esi
mov esi, dword [esp + 0x24]
push edi
mov byte [esp + 0x28], 0
mov eax, dword [esi + 0x18]
lea ebx, [esi + 0x8a0]
mov dword [esp + 0x10], eax
mov eax, dword [esp + 0x34]
mov dword [esp + 0x20], ebx
mov dword [eax], 0
nop
push ebp
push 0xa
push dword [esp + 0x34]
call sub.VCRUNTIME140.dll_memchr
mov edi, eax
add esp, 0xc
test edi, edi
je 0x50187a
mov eax, dword [esp + 0x2c]
sub edi, eax
inc edi
push edi
push eax
push ebx
call fcn.004e0330
add esp, 0xc
test eax, eax
jne 0x501695
mov eax, dword [esp + 0x34]
sub ebp, edi
add dword [esp + 0x2c], edi
mov dword [esp + 0x30], ebp
add dword [eax], edi
cmp dword [esi + 0xc4], 0
jne 0x501142
push ebx
call fcn.004e0390
mov ebx, eax
lea eax, [esi + 0x8a0]
push eax
call fcn.004e03a0
mov edi, dword [esp + 0x18]
add esp, 8
mov ecx, dword [edi + 0x260]
test dword [ecx + 0x44], 0x40000
je 0x501126
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.004f9a20
add esp, 0xc
test eax, eax
cmovne ebp, edi
mov edi, dword [esp + 0x10]
jmp 0x501133
push ebx
push eax
push esi
call fcn.005007a0
add esp, 0xc
mov ebp, eax
cmp ebp, 2
je 0x501794
lea ebx, [esi + 0x8a0]
push ebx
call fcn.004e03a0
push ebx
mov dword [esp + 0x1c], eax
call fcn.004e0390
mov edx, dword [esp + 0x1c]
add esp, 8
mov ebp, eax
mov dword [esp + 0x18], ebp
mov cl, byte [edx]
cmp cl, 0xa
je 0x50169d
cmp cl, 0xd
je 0x50169d
mov ecx, dword [esi + 0xc4]
mov edi, 4
lea eax, [ecx + 1]
mov dword [esi + 0xc4], eax
test ecx, ecx
jne 0x501562
mov eax, dword [esp + 0x10]
mov dword [esi + 0xd0], ecx
mov eax, dword [eax + 0x260]
mov eax, dword [eax + 0x44]
test al, 3
je 0x501345
mov al, byte [edx]
mov edi, edx
test al, al
je 0x5011c2
cmp al, 0x20
je 0x5011ba
cmp al, 9
jne 0x5011c2
mov al, byte [edi + 1]
inc edi
test al, al
jne 0x5011b2
push 5
push str.HTTP_
push edi
call dword [sym.imp.api_ms_win_crt_string_l1_1_0.dll_strncmp]
add esp, 0xc
test eax, eax
jne 0x501274
movsx ecx, byte [edi + 5]
mov eax, ecx
sub eax, 0x31
je 0x5012a5
sub eax, 1
je 0x5011f8
sub eax, 1
jne 0x5017cd
mov al, byte [edi + 6]
cmp al, 0x20
je 0x501203
cmp al, 9
jne 0x501274
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 0x501274
mov bl, byte [edi + 8]
lea eax, [ebx - 0x30]
cmp al, 9
ja 0x50126e
mov dl, byte [edi + 9]
lea eax, [edx - 0x30]
cmp al, 9
ja 0x50126e
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 0x50141d
cmp al, 9
je 0x50141d
cmp al, 0xa
jl 0x50126e
cmp al, 0xd
jle 0x50141d
lea ebx, [esi + 0x8a0]
mov ecx, dword [esp + 0x14]
push ebp
push ecx
push esi
call fcn.005007a0
add esp, 0xc
cmp eax, 1
jne 0x50180f
mov dword [esi + 0xd4], 0xc8
mov dword [esi + 0xd0], 0xa
jmp 0x50141d
cmp byte [edi + 6], 0x2e
jne 0x50132a
mov al, byte [edi + 7]
cmp al, 0x30
je 0x5012b6
cmp al, 0x31
jne 0x50132a
mov cl, byte [edi + 8]
cmp cl, 0x20
je 0x5012c3
cmp cl, 9
jne 0x50132a
movsx eax, al
sub eax, 0x26
mov dword [esi + 0xd0], eax
mov cl, byte [edi + 9]
lea eax, [ecx - 0x30]
cmp al, 9
ja 0x50132a
mov bl, byte [edi + 0xa]
lea eax, [ebx - 0x30]
cmp al, 9
ja 0x50132a
mov dl, byte [edi + 0xb]
lea eax, [edx - 0x30]
cmp al, 9
ja 0x50132a
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 0x50141d
cmp al, 9
je 0x50141d
sub al, 0xa
cmp al, 3
jbe 0x50141d
push str.Unsupported_HTTP_1_subversion_in_response
push esi
call fcn.004f2c40
add esp, 8
mov eax, 1
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x14
ret
test eax, 0x40000
je 0x50180f
mov al, byte [edx]
mov edi, edx
test al, al
je 0x501368
cmp al, 0x20
je 0x501360
cmp al, 9
jne 0x501368
mov al, byte [edi + 1]
inc edi
test al, al
jne 0x501358
push 5
push str.RTSP_
push edi
call dword [sym.imp.api_ms_win_crt_string_l1_1_0.dll_strncmp]
add esp, 0xc
test eax, eax
jne 0x50180f
mov al, byte [edi + 5]
sub al, 0x30
cmp al, 9
ja 0x501923
cmp byte [edi + 6], 0x2e
jne 0x501923
mov al, byte [edi + 7]
sub al, 0x30
cmp al, 9
ja 0x501923
mov al, byte [edi + 8]
cmp al, 0x20
je 0x5013b4
cmp al, 9
jne 0x501923
mov cl, byte [edi + 9]
lea eax, [ecx - 0x30]
cmp al, 9
ja 0x501923
mov bl, byte [edi + 0xa]
lea eax, [ebx - 0x30]
cmp al, 9
ja 0x501923
mov dl, byte [edi + 0xb]
lea eax, [edx - 0x30]
cmp al, 9
ja 0x501923
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 0x501413
cmp al, 9
je 0x501413
sub al, 0xa
cmp al, 3
ja 0x501923
mov dword [esi + 0xd0], 0xb
mov ecx, dword [esi + 0xd0]
mov eax, ecx
sub eax, 0xa
je 0x501433
sub eax, 1
jne 0x5017e8
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 0x50147b
mov ecx, dword [esi + 0xd0]
movzx eax, al
cmp eax, ecx
jle 0x50148d
jmp 0x501481
mov cl, byte [esi + 0xd0]
mov byte [esi + 0xd15], cl
mov ecx, dword [esi + 0xd0]
mov eax, dword [esi + 0xbf8]
or eax, dword [esi + 0xbfc]
je 0x5014b7
cmp byte [esi + 0xd16], 0
jne 0x5014b7
cmp dword [esi + 0xd4], 0x1a0
jne 0x5014b7
mov byte [esi + 0x136], 1
cmp ecx, 0xa
jne 0x5014d4
push str.HTTP_1.0__assume_close_after_body
push esi
call fcn.004f2d10
push 1
push ebx
call fcn.004f5230
add esp, 0x10
jmp 0x5014f7
cmp ecx, 0x14
je 0x5014eb
cmp dword [esi + 0xdc], 2
jne 0x5014f7
cmp dword [esi + 0xd4], 0x65
jne 0x5014f7
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 0x501528
sub ecx, 0x64
jne 0x501557
cmp byte [esi + 0x3b0], cl
je 0x501528
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]
push ebx
call fcn.004e03a0
mov ebx, eax
lea eax, [esi + 0x8a0]
push eax
call fcn.004e0390
mov ebp, eax
push ebp
push 0
push ebx
call sub.VCRUNTIME140.dll_memchr
add esp, 0x14
test eax, eax
jne 0x50183f
mov ecx, dword [esi + 0xc4]
cmp ecx, 2
jl 0x5015ba
mov al, byte [ebx]
cmp al, 0x20
je 0x5015a1
cmp al, 9
jne 0x5015a6
cmp ecx, 2
jg 0x5015ba
push ebp
push 0x3a
push ebx
call sub.VCRUNTIME140.dll_memchr
add esp, 0xc
test eax, eax
je 0x50181d
mov ebx, dword [esp + 0x18]
mov ebp, dword [esp + 0x14]
push ebx
push ebp
push dword [esp + 0x18]
push esi
call fcn.004fedd0
add esp, 0x10
test eax, eax
jne 0x501695
push ebx
push ebp
push 1
push esi
call fcn.004f2b90
mov eax, dword [esi + 0xd4]
add esp, 0x10
sub eax, 0x64
cmp eax, 0x64
jae 0x5015f7
or edi, 0x20
push ebx
push ebp
push edi
push esi
call fcn.004f3ba0
add esp, 0x10
test eax, eax
jne 0x501695
mov edx, dword [esi + 0xbc]
mov ecx, 0x4b000
cmp ebx, ecx
jae 0x501651
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 0x501839
cmp eax, 0x5dc000
jbe 0x50165c
mov ecx, 0x5dc000
push ecx
push eax
jmp 0x50185f
lea eax, [edx + ebx]
test eax, eax
jne 0x50183b
lea ebx, [esi + 0x8a0]
push ebx
call fcn.004e03b0
mov ebp, dword [esp + 0x34]
add esp, 4
test ebp, ebp
jne 0x501080
lea edi, [esi + 0x12d]
mov al, byte [esp + 0x28]
cmp byte [edi], 0
jne 0x501693
test al, al
jne 0x501693
push ebx
call fcn.004e0340
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x14
ret
push ebp
push edx
push 1
push esi
call fcn.004f2b90
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.004f3ba0
add esp, 0x20
test eax, eax
jne 0x501695
mov edi, dword [esi + 0xbc]
mov edx, 0x4b000
cmp ebp, edx
jae 0x501714
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 0x50185b
cmp ecx, 0x5dc000
jbe 0x50171f
mov edx, 0x5dc000
jmp 0x50185d
lea ecx, [edi + ebp]
test ecx, ecx
jne 0x50185d
push ebx
call fcn.004e03b0
mov eax, dword [esi + 0xd4]
add esp, 4
sub eax, 0x64
cmp eax, 0x63
ja 0x50173e
mov eax, dword [esi + 0xb8]
jmp 0x501740
xor eax, eax
mov ebp, dword [esp + 0x30]
mov edi, dword [esp + 0x2c]
mov dword [esi + 0xc0], eax
lea eax, [esp + 0x1c]
push eax
push ebp
push edi
push esi
call fcn.005008f0
add esp, 0x10
test eax, eax
jne 0x501695
mov eax, dword [esp + 0x1c]
sub ebp, eax
mov ecx, dword [esp + 0x34]
add edi, eax
mov dword [esp + 0x2c], edi
lea edi, [esi + 0x12d]
add dword [ecx], eax
cmp byte [edi], 0
je 0x50167d
test ebp, ebp
je 0x50167d
jmp 0x501080
push 2
push edi
call fcn.004f5230
add esp, 8
cmp byte [edi + 0x4d4], 0xa
jae 0x501915
cmp byte [esi + 0x6d5], 0
je 0x5018fa
mov ebx, dword [esp + 0x20]
lea edi, [esi + 0x12d]
mov byte [edi], 0
mov al, 1
jmp 0x501681
push str.Unsupported_HTTP_version_in_response
push esi
call fcn.004f2c40
add esp, 8
mov eax, 1
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x14
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.004f2c40
add esp, 0x10
mov eax, 1
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x14
ret
lea edi, [esi + 0x12d]
mov byte [edi], 0
jmp 0x50167d
mov eax, str.Header_without_colon
push eax
push esi
call fcn.004f2c40
add esp, 8
mov eax, 8
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x14
ret
mov eax, edx
push ecx
push eax
jmp 0x50185f
mov eax, str.Nul_byte_in_header
push eax
push esi
call fcn.004f2c40
add esp, 8
mov eax, 8
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x14
ret
mov ecx, edi
push edx
push ecx
push str.Too_large_response_headers:__zu____u
push esi
call fcn.004f2c40
add esp, 0x10
mov eax, 0x38
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x14
ret
push ebp
push dword [esp + 0x30]
push ebx
call fcn.004e0330
add esp, 0xc
test eax, eax
jne 0x501695
mov eax, dword [esp + 0x34]
add dword [eax], ebp
cmp dword [esi + 0xc4], 0
jne 0x501677
push ebx
call fcn.004e0390
add esp, 4
push eax
push ebx
call fcn.004e03a0
mov ebp, dword [esp + 0x18]
add esp, 4
push eax
push ebp
push esi
call fcn.00500850
add esp, 0x10
cmp eax, 2
jne 0x501677
push eax
lea edi, [esi + 0x12d]
mov byte [edi], 0
push ebp
call fcn.004f5230
add esp, 8
cmp byte [ebp + 0x4d4], 0xa
jae 0x501915
cmp byte [esi + 0x6d5], 0
je 0x5018fa
mov al, 1
jmp 0x501681
push str.Received_HTTP_0.9_when_not_allowed
push esi
call fcn.004f2c40
add esp, 8
mov eax, 1
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x14
ret
push str.Invalid_status_line
push esi
call fcn.004f2c40
add esp, 8
pop edi
pop esi
pop ebp
mov eax, 8
pop ebx
add esp, 0x14
ret