Function at 0x457fc0
Capabilities:
Encode data using base64

Disassembly:
mov eax, dword [esp + 4]
sub esp, 0x14
test eax, 0x100
je 0x45801a
mov ecx, dword [esp + 0x20]
test al, 0x20
mov eax, dword [esp + 0x1c]
jne 0x457fe0
add eax, 2
add ecx, 2
cmp eax, ecx
jle 0x457fe6
mov ecx, eax
mov eax, 0x20
cmp ecx, eax
jbe 0x457ff6
nop
add eax, eax
cmp eax, ecx
jb 0x457ff0
mov ecx, dword [esp + 0x24]
test ecx, ecx
je 0x458004
mov dword [ecx], 1
mov ecx, dword [esp + 0x28]
test ecx, ecx
je 0x458485
mov dword [ecx], 1
add esp, 0x14
ret
test al, 0x20
push ebx
push ebp
push esi
push edi
je 0x45820d
mov edi, dword [esp + 0x2c]
cmp edi, 0x100
mov ebx, dword [esp + 0x30]
jl 0x458087
cmp ebx, 0x100
jl 0x458087
mov ecx, dword [esp + 0x34]
test ecx, ecx
je 0x45805a
lea eax, [edi + 0xff]
cdq
and edx, 0xff
add eax, edx
sar eax, 8
mov dword [ecx], eax
mov ecx, dword [esp + 0x38]
test ecx, ecx
je 0x45847c
lea eax, [ebx + 0xff]
cdq
and edx, 0xff
pop edi
add eax, edx
pop esi
sar eax, 8
pop ebp
mov dword [ecx], eax
mov eax, pe_nt_image_headers32
pop ebx
add esp, 0x14
ret
lea eax, [edi + 0x1f]
lea ecx, [ebx + 0x1f]
mov dword [esp + 0x28], ecx
sar ecx, 5
mov edx, eax
sar edx, 5
imul ecx, edx
lea esi, [edi + 0x3f]
lea edx, [ebx + 0x3f]
mov dword [esp + 0x18], esi
sar esi, 6
mov dword [esp + 0x1c], edx
sar edx, 6
imul edx, esi
lea ebp, [edi + 0x7f]
imul edx, edx, 0x3000
lea esi, [ebx + 0x7f]
mov dword [esp + 0x14], esi
mov dword [esp + 0x10], ebp
sar esi, 7
sar ebp, 7
imul esi, ebp
lea ebp, [edi + 0xff]
lea edi, [ebx + 0xff]
mov dword [esp + 0x20], edi
sar edi, 8
mov ebx, ebp
sar ebx, 8
imul edi, ebx
shl ecx, 0xc
shl esi, 0xf
shl edi, 0x10
cmp ecx, edx
jae 0x458187
cmp esi, edi
jae 0x45810d
cmp ecx, esi
mov ecx, dword [esp + 0x34]
jb 0x458115
jmp 0x458193
cmp ecx, edi
mov ecx, dword [esp + 0x34]
jae 0x458148
test ecx, ecx
je 0x458124
cdq
and edx, 0x1f
add eax, edx
sar eax, 5
mov dword [ecx], eax
mov ecx, dword [esp + 0x38]
test ecx, ecx
je 0x45813b
mov eax, dword [esp + 0x28]
cdq
and edx, 0x1f
add eax, edx
sar eax, 5
mov dword [ecx], eax
pop edi
pop esi
pop ebp
mov eax, 0x20
pop ebx
add esp, 0x14
ret
test ecx, ecx
je 0x45815c
mov eax, ebp
cdq
and edx, 0xff
add eax, edx
sar eax, 8
mov dword [ecx], eax
mov ecx, dword [esp + 0x38]
test ecx, ecx
je 0x45847c
mov eax, dword [esp + 0x20]
cdq
and edx, 0xff
pop edi
add eax, edx
pop esi
sar eax, 8
pop ebp
mov dword [ecx], eax
mov eax, pe_nt_image_headers32
pop ebx
add esp, 0x14
ret
cmp esi, edi
mov ecx, dword [esp + 0x34]
jae 0x4581ce
cmp edx, esi
jb 0x4581d6
test ecx, ecx
je 0x4581a6
mov eax, dword [esp + 0x10]
cdq
and edx, 0x7f
add eax, edx
sar eax, 7
mov dword [ecx], eax
mov ecx, dword [esp + 0x38]
test ecx, ecx
je 0x45842e
mov eax, dword [esp + 0x14]
cdq
and edx, 0x7f
pop edi
add eax, edx
pop esi
sar eax, 7
pop ebp
mov dword [ecx], eax
mov eax, 0x80
pop ebx
add esp, 0x14
ret
cmp edx, edi
jae 0x458148
test ecx, ecx
je 0x4581e9
mov eax, dword [esp + 0x18]
cdq
and edx, 0x3f
add eax, edx
sar eax, 6
mov dword [ecx], eax
mov ecx, dword [esp + 0x38]
test ecx, ecx
je 0x458200
mov eax, dword [esp + 0x1c]
cdq
and edx, 0x3f
add eax, edx
sar eax, 6
mov dword [ecx], eax
pop edi
pop esi
pop ebp
mov eax, 0x40
pop ebx
add esp, 0x14
ret
mov ecx, dword [esp + 0x2c]
cmp ecx, 0xfe
mov edi, dword [esp + 0x30]
jl 0x45827c
cmp edi, 0xfe
jl 0x45827c
mov esi, dword [esp + 0x34]
test esi, esi
je 0x458248
add ecx, 0xfd
mov eax, 0x81020409
imul ecx
add edx, ecx
sar edx, 7
mov eax, edx
shr eax, 0x1f
add eax, edx
mov dword [esi], eax
mov esi, dword [esp + 0x38]
test esi, esi
je 0x45847c
lea ecx, [edi + 0xfd]
mov eax, 0x81020409
imul ecx
add edx, ecx
sar edx, 7
mov ecx, edx
shr ecx, 0x1f
pop edi
add ecx, edx
mov dword [esi], ecx
pop esi
pop ebp
mov eax, pe_nt_image_headers32
pop ebx
add esp, 0x14
ret
mov edi, ecx
lea ecx, [edi + 0x1d]
mov eax, 0x88888889
imul ecx
add edx, ecx
mov ecx, dword [esp + 0x30]
sar edx, 4
mov ebx, edx
add ecx, 0x1d
shr ebx, 0x1f
add ebx, edx
mov eax, 0x88888889
imul ecx
add edx, ecx
sar edx, 4
mov ecx, edx
lea esi, [edi + 0x3d]
shr ecx, 0x1f
add ecx, edx
mov eax, 0x84210843
imul esi
add edx, esi
mov esi, dword [esp + 0x30]
sar edx, 5
mov ebp, edx
add esi, 0x3d
shr ebp, 0x1f
add ebp, edx
mov eax, 0x84210843
imul esi
add edx, esi
sar edx, 5
mov esi, edx
add edi, 0x7d
shr esi, 0x1f
add esi, edx
mov eax, 0x82082083
imul edi
add edx, edi
mov edi, dword [esp + 0x30]
sar edx, 6
mov eax, edx
shr eax, 0x1f
add eax, edx
mov dword [esp + 0x28], eax
add edi, 0x7d
mov eax, 0x82082083
imul edi
add edx, edi
sar edx, 6
mov edi, edx
shr edi, 0x1f
add edi, edx
mov edx, dword [esp + 0x2c]
add edx, 0xfd
mov dword [esp + 0x14], edx
mov eax, 0x81020409
imul edx
add edx, dword [esp + 0x14]
mov dword [esp + 0x20], ecx
imul ecx, ebx
sar edx, 7
mov eax, edx
shr eax, 0x1f
add eax, edx
mov edx, dword [esp + 0x30]
add edx, 0xfd
mov dword [esp + 0x10], eax
mov dword [esp + 0x14], edx
mov eax, 0x81020409
imul edx
add edx, dword [esp + 0x14]
mov dword [esp + 0x18], esi
imul esi, ebp
mov dword [esp + 0x1c], edi
imul edi, dword [esp + 0x28]
imul esi, esi, 0x3000
shl ecx, 0xc
shl edi, 0xf
sar edx, 7
mov eax, edx
shr eax, 0x1f
add eax, edx
mov dword [esp + 0x14], eax
imul eax, dword [esp + 0x10]
shl eax, 0x10
cmp ecx, esi
jae 0x4583e9
cmp edi, eax
jae 0x4583bc
cmp ecx, edi
mov eax, dword [esp + 0x34]
jae 0x458416
test eax, eax
je 0x4583a1
mov dword [eax], ebx
mov eax, dword [esp + 0x38]
test eax, eax
je 0x4583af
mov edx, dword [esp + 0x20]
mov dword [eax], edx
pop edi
pop esi
pop ebp
mov eax, 0x20
pop ebx
add esp, 0x14
ret
cmp ecx, eax
mov eax, dword [esp + 0x34]
jae 0x458464
test eax, eax
je 0x4583ce
mov dword [eax], ebx
mov eax, dword [esp + 0x38]
test eax, eax
je 0x4583dc
mov ecx, dword [esp + 0x20]
mov dword [eax], ecx
pop edi
pop esi
pop ebp
mov eax, 0x20
pop ebx
add esp, 0x14
ret
cmp edi, eax
jae 0x45843b
cmp esi, edi
mov eax, dword [esp + 0x34]
jae 0x458416
test eax, eax
je 0x4583fb
mov dword [eax], ebp
mov eax, dword [esp + 0x38]
test eax, eax
je 0x458409
mov edx, dword [esp + 0x18]
mov dword [eax], edx
pop edi
pop esi
pop ebp
mov eax, 0x40
pop ebx
add esp, 0x14
ret
test eax, eax
je 0x458420
mov ecx, dword [esp + 0x28]
mov dword [eax], ecx
mov eax, dword [esp + 0x38]
test eax, eax
je 0x45842e
mov edx, dword [esp + 0x1c]
mov dword [eax], edx
pop edi
pop esi
pop ebp
mov eax, 0x80
pop ebx
add esp, 0x14
ret
cmp esi, eax
mov eax, dword [esp + 0x34]
jae 0x458464
test eax, eax
je 0x458449
mov dword [eax], ebp
mov eax, dword [esp + 0x38]
test eax, eax
je 0x458457
mov ecx, dword [esp + 0x18]
mov dword [eax], ecx
pop edi
pop esi
pop ebp
mov eax, 0x40
pop ebx
add esp, 0x14
ret
test eax, eax
je 0x45846e
mov edx, dword [esp + 0x10]
mov dword [eax], edx
mov eax, dword [esp + 0x38]
test eax, eax
je 0x45847c
mov ecx, dword [esp + 0x14]
mov dword [eax], ecx
pop edi
pop esi
pop ebp
mov eax, pe_nt_image_headers32
pop ebx
add esp, 0x14
ret