Function at 0x4c3c60
Capabilities:
Encode data using base64

Disassembly:
mov eax, dword [esp + 0xc]
sub esp, 0x58
mov edx, dword [eax + 4]
mov eax, dword [eax + 8]
push ebx
push ebp
push esi
xor esi, esi
push edi
cmp edx, eax
jae 0x4c46d6
mov ebx, dword [esp + 0x70]
mov ebp, 0x63eb07
push eax
push edx
lea eax, [esp + 0x50]
push eax
call fcn.004c4a00
mov edx, eax
add esp, 0xc
mov dword [esp + 0x24], edx
test edx, edx
je case.0x4c4236.7
mov eax, dword [esp + 0x4c]
mov ecx, dword [esp + 0x50]
cmp eax, ecx
jae 0x4c46c7
push ecx
push eax
lea eax, [esp + 0x60]
push eax
call fcn.004c4a00
add esp, 0xc
mov dword [esp + 0x20], eax
test eax, eax
je case.0x4c4236.7
mov edi, dword [esp + 0x60]
lea eax, [esp + 0x28]
push edi
push dword [esp + 0x60]
push eax
call fcn.004c4a00
add esp, 0xc
test eax, eax
je case.0x4c4236.7
push edi
push eax
lea eax, [esp + 0x40]
push eax
call fcn.004c4a00
add esp, 0xc
test eax, eax
je case.0x4c4236.7
cmp byte [esp + 0x36], 0
jne case.0x4c4236.7
movzx ecx, byte [esp + 0x35]
mov dword [esp + 0x1c], ecx
lea eax, [ecx - 1]
cmp eax, 0x1d
ja case.0x4c4236.7
movzx eax, byte [eax + 0x4c4714]
jmp dword [eax*4 + 0x4c46ec]
mov eax, dword [esp + 0x30]
mov ecx, dword [esp + 0x2c]
sub eax, ecx
cmp eax, 1
je 0x4c3d45
xor ebp, ebp
jmp 0x4c416c
cmp byte [ecx], 0
mov eax, str.TRUE
mov ecx, str.FALSE
cmove eax, ecx
push eax
call dword [0x6510e4]
add esp, 4
mov ebp, eax
jmp 0x4c416c
mov edi, dword [esp + 0x30]
mov eax, edi
mov edx, dword [esp + 0x2c]
sub eax, edx
jne 0x4c3d7b
xor ebp, ebp
jmp 0x4c416c
cmp eax, 4
jbe 0x4c3d91
push edi
push edx
call fcn.004c4ae0
add esp, 8
mov ebp, eax
jmp 0x4c416c
movsx ecx, byte [edx]
sar ecx, 0x1f
movzx eax, byte [edx]
inc edx
shl ecx, 8
or ecx, eax
cmp edx, edi
jb 0x4c3d97
cmp ecx, 0xa
mov eax, 0x5d0ed0
push ecx
cmovb eax, ebp
push eax
push str._s_lx
call fcn.004a3510
add esp, 0xc
mov ebp, eax
jmp 0x4c416c
mov eax, dword [esp + 0x2c]
mov ecx, dword [esp + 0x30]
inc eax
cmp eax, ecx
jbe 0x4c3dd9
xor ebp, ebp
jmp 0x4c416c
push ecx
push eax
call fcn.004c4ae0
add esp, 8
mov ebp, eax
jmp 0x4c416c
push dword [esp + 0x30]
push dword [esp + 0x30]
call fcn.004c4ae0
add esp, 8
mov ebp, eax
jmp 0x4c416c
push 0x63eb07
call dword [0x6510e4]
add esp, 4
mov ebp, eax
jmp 0x4c416c
push 1
push dword [esp + 0x34]
push dword [esp + 0x34]
call fcn.004c3310
add esp, 0xc
mov ebp, eax
jmp 0x4c416c
mov ebx, dword [esp + 0x2c]
mov ecx, ebx
mov edx, dword [esp + 0x30]
cmp ecx, edx
jae 0x4c3e4d
nop dword [eax]
mov al, byte [ecx]
sub al, 0x30
cmp al, 9
ja 0x4c3e4d
inc ecx
cmp ecx, edx
jb 0x4c3e40
lea edi, [ebx + 0xa]
mov eax, ecx
sub eax, edi
sub eax, 0
je 0x4c3e6d
sub eax, 2
je 0x4c3e72
mov ebx, dword [esp + 0x70]
xor ebp, ebp
mov dword [esp + 0x14], ebp
jmp 0x4c4170
mov edi, 0x5da4a0
cmp ecx, edx
jb 0x4c3e85
mov ebx, dword [esp + 0x70]
xor ebp, ebp
mov dword [esp + 0x14], ebp
jmp 0x4c4170
cmp byte [ecx], 0x5a
jne 0x4c3e96
mov ecx, 0x5da4a4
mov edx, 0x5da4a7
jmp 0x4c3e97
inc ecx
push ecx
sub edx, ecx
lea eax, [ebx + 8]
push edx
push edi
push eax
lea eax, [ebx + 6]
push eax
lea eax, [ebx + 4]
push eax
lea eax, [ebx + 2]
push eax
xor eax, eax
cmp byte [ebx], 0x35
push ebx
setl al
add eax, 0x13
push eax
push str._u_.2s__.2s__.2s__.2s:_.2s:_.2s__.s
call fcn.004a3510
mov ebx, dword [esp + 0x98]
add esp, 0x28
mov ebp, eax
mov dword [esp + 0x14], eax
jmp 0x4c4170
mov ebp, dword [esp + 0x2c]
mov edi, 0x63eb07
mov ebx, dword [esp + 0x30]
mov ecx, ebp
mov dword [esp + 0x18], ebx
mov dword [esp + 0x14], edi
cmp ecx, ebx
jae 0x4c3f00
mov al, byte [ecx]
sub al, 0x30
cmp al, 9
ja 0x4c3f00
inc ecx
cmp ecx, ebx
jb 0x4c3ef3
mov eax, ecx
mov byte [esp + 0x12], 0x30
sub eax, ebp
sub eax, 0xc
sub eax, 0
je 0x4c3f3a
sub eax, 1
je 0x4c3f31
sub eax, 1
je 0x4c3f2a
mov ebx, dword [esp + 0x70]
xor ebp, ebp
mov dword [esp + 0x14], ebp
jmp 0x4c4170
mov al, byte [ecx - 2]
mov byte [esp + 0x12], al
mov al, byte [ecx - 1]
mov byte [esp + 0x11], al
jmp 0x4c3f3f
mov byte [esp + 0x11], 0x30
xor edx, edx
mov eax, ecx
cmp ecx, ebx
jae 0x4c3faa
mov bl, byte [ecx]
mov byte [esp + 0x13], bl
cmp bl, 0x2e
mov ebx, dword [esp + 0x18]
je 0x4c3f5d
cmp byte [esp + 0x13], 0x2c
jne 0x4c3f8f
inc ecx
nop
inc eax
cmp eax, ebx
jae 0x4c3f71
mov dl, byte [eax]
cmp dl, 0x30
jl 0x4c3f71
cmp dl, 0x39
jle 0x4c3f60
mov edx, eax
sub edx, ecx
sub edx, 1
je 0x4c3f8f
lea edi, [ecx - 1]
add edi, edx
nop
cmp byte [edi], 0x30
jne 0x4c3f8b
dec edi
sub edx, 1
jne 0x4c3f80
mov edi, dword [esp + 0x14]
cmp eax, ebx
jae 0x4c3faa
cmp byte [eax], 0x5a
jne 0x4c3fa4
mov eax, str._GMT
mov ebx, 0x5da470
jmp 0x4c3faa
mov edi, 0x640dc4
inc eax
push eax
sub ebx, eax
test edx, edx
push ebx
push edi
push ecx
push edx
mov ecx, 0x63eb07
mov eax, 0x63fb04
cmove eax, ecx
push eax
movsx eax, byte [esp + 0x29]
push eax
movsx eax, byte [esp + 0x2e]
push eax
lea eax, [ebp + 0xa]
push eax
lea eax, [ebp + 8]
push eax
lea eax, [ebp + 6]
push eax
lea eax, [ebp + 4]
push eax
push ebp
push str._.4s__.2s__.2s__.2s:_.2s:_c_c_s_.s_s_.s
call fcn.004a3510
mov ebx, dword [esp + 0xa8]
add esp, 0x38
mov ebp, eax
mov dword [esp + 0x14], eax
jmp 0x4c4170
mov ebx, dword [esp + 0x30]
add ecx, 0xfffffff4
mov edi, dword [esp + 0x2c]
mov ebp, 1
sub ebx, edi
mov dword [esp + 0x18], ebp
mov dword [esp + 0x14], 0
cmp ecx, 0x12
ja case.0x4c402b.13
movzx eax, byte [ecx + 0x4c4744]
jmp dword [eax*4 + 0x4c4734]
mov ebp, 2
jmp 0x4c403e
mov ebp, 4
mov dword [esp + 0x18], ebp
xor edx, edx
mov eax, ebx
div ebp
test edx, edx
jne case.0x4c402b.13
mov eax, ebx
div ebp
cmp eax, 0x3fffffff
ja case.0x4c402b.13
lea eax, [eax*4 + 1]
push eax
call dword [0x6510d8]
mov ebp, eax
add esp, 4
test ebp, ebp
je case.0x4c402b.13
cmp dword [esp + 0x1c], 0xc
jne 0x4c409b
test ebx, ebx
je 0x4c4090
push ebx
push edi
push ebp
call sub.VCRUNTIME140.dll_memcpy
add esp, 0xc
mov byte [ebx + ebp], 0
mov eax, ebp
jmp 0x4c4161
xor ebx, ebx
cmp edi, dword [esp + 0x30]
jae 0x4c4090
mov eax, dword [esp + 0x18]
xor ecx, ecx
sub eax, 2
je 0x4c40c2
sub eax, 2
jne 0x4c40cb
movzx ecx, byte [edi]
movzx eax, byte [edi + 1]
shl ecx, 8
or ecx, eax
add edi, 2
movzx eax, byte [edi]
shl ecx, 8
or ecx, eax
inc edi
movzx eax, byte [edi]
mov edx, 1
shl ecx, 8
inc edi
or ecx, eax
cmp ecx, 0x80
jb 0x4c4139
cmp ecx, 0x800
jb 0x4c4125
cmp ecx, 0x10000
jb 0x4c4111
cmp ecx, 0x200000
jae 0x4c4150
mov al, cl
mov edx, 2
and al, 0x3f
or ecx, 0x400000
or al, 0x80
shr ecx, 6
mov byte [ebx + ebp + 3], al
mov al, cl
or ecx, 0x20000
and al, 0x3f
shr ecx, 6
or al, 0x80
inc edx
mov byte [ebx + ebp + 2], al
mov al, cl
or ecx, 0x3000
and al, 0x3f
shr ecx, 6
or al, 0x80
inc edx
mov byte [ebx + ebp + 1], al
mov byte [ebx + ebp], cl
add ebx, edx
cmp edi, dword [esp + 0x30]
jb 0x4c40a3
mov byte [ebx + ebp], 0
mov eax, ebp
jmp 0x4c4161
push ebp
call dword [0x6510dc]
add esp, 4
mov eax, dword [esp + 0x14]
or ebx, 0xffffffff
xor ebp, ebp
test ebx, ebx
mov ebx, dword [esp + 0x70]
cmovns ebp, eax
mov dword [esp + 0x14], ebp
test ebp, ebp
je case.0x4c4236.7
test esi, esi
je 0x4c41d5
movsx eax, byte [ebp]
mov edi, ebp
push eax
call sub.api_ms_win_crt_string_l1_1_0.dll_isupper
add esp, 4
test eax, eax
je 0x4c41a2
nop
movsx eax, byte [edi + 1]
inc edi
push eax
call sub.api_ms_win_crt_string_l1_1_0.dll_isupper
add esp, 4
test eax, eax
jne 0x4c4190
cmp byte [edi], 0
jne 0x4c41b3
sub edi, ebp
mov ecx, 0x640cf4
cmp edi, 2
jle 0x4c41b8
mov ecx, 0x640dc8
mov ebp, dword [esp + 0x6c]
sub ecx, esi
nop
cmp esi, ebx
jae 0x4c41ca
mov al, byte [ecx + esi]
mov byte [esi + ebp], al
inc esi
cmp byte [ecx + esi], 0
jne 0x4c41c0
mov ebp, dword [esp + 0x14]
cmp byte [ebp], 0
je 0x4c41f8
mov ecx, ebp
mov ebp, dword [esp + 0x6c]
sub ecx, esi
cmp esi, ebx
jae 0x4c41ed
mov al, byte [ecx + esi]
mov byte [esi + ebp], al
inc esi
cmp byte [ecx + esi], 0
jne 0x4c41e3
mov ebp, dword [esp + 0x14]
push ebp
call dword [0x6510dc]
add esp, 4
cmp esi, ebx
jae 0x4c420e
mov eax, dword [esp + 0x6c]
mov byte [esi + eax], 0x3d
inc esi
cmp byte [esp + 0x46], 0
jne case.0x4c4236.7
movzx ecx, byte [esp + 0x45]
mov dword [esp + 0x1c], ecx
lea eax, [ecx - 1]
cmp eax, 0x1d
ja case.0x4c4236.7
movzx eax, byte [eax + 0x4c4780]
jmp dword [eax*4 + 0x4c4758]
mov eax, dword [esp + 0x40]
mov ecx, dword [esp + 0x3c]
sub eax, ecx
cmp eax, 1
je 0x4c4253
xor edx, edx
jmp 0x4c4677
cmp byte [ecx], 0
mov eax, str.TRUE
mov ecx, str.FALSE
cmove eax, ecx
push eax
call dword [0x6510e4]
add esp, 4
mov edx, eax
jmp 0x4c4677
mov edi, dword [esp + 0x40]
mov eax, edi
mov edx, dword [esp + 0x3c]
sub eax, edx
jne 0x4c4289
xor edx, edx
jmp 0x4c4677
cmp eax, 4
jbe 0x4c429f
push edi
push edx
call fcn.004c4ae0
add esp, 8
mov edx, eax
jmp 0x4c4677
movsx ecx, byte [edx]
sar ecx, 0x1f
movzx eax, byte [edx]
inc edx
shl ecx, 8
or ecx, eax
cmp edx, edi
jb 0x4c42a5
push ecx
cmp ecx, 0xa
mov eax, 0x5d0ed0
mov ecx, 0x63eb07
cmovb eax, ecx
push eax
push str._s_lx
call fcn.004a3510
add esp, 0xc
mov edx, eax
jmp 0x4c4677
mov eax, dword [esp + 0x3c]
mov ecx, dword [esp + 0x40]
inc eax
cmp eax, ecx
jbe 0x4c42ec
xor edx, edx
jmp 0x4c4677
push ecx
push eax
call fcn.004c4ae0
add esp, 8
mov edx, eax
jmp 0x4c4677
push dword [esp + 0x40]
push dword [esp + 0x40]
call fcn.004c4ae0
add esp, 8
mov edx, eax
jmp 0x4c4677
push 0x63eb07
call dword [0x6510e4]
add esp, 4
mov edx, eax
jmp 0x4c4677
push 1
push dword [esp + 0x44]
push dword [esp + 0x44]
call fcn.004c3310
add esp, 0xc
mov edx, eax
jmp 0x4c4677
mov ebx, dword [esp + 0x3c]
mov ecx, ebx
mov edx, dword [esp + 0x40]
cmp ecx, edx
jae 0x4c435d
mov al, byte [ecx]
sub al, 0x30
cmp al, 9
ja 0x4c435d
inc ecx
cmp ecx, edx
jb 0x4c4350
lea edi, [ebx + 0xa]
mov eax, ecx
sub eax, edi
sub eax, 0
je 0x4c437d
sub eax, 2
je 0x4c4382
mov ebx, dword [esp + 0x70]
xor edx, edx
mov dword [esp + 0x14], edx
jmp 0x4c467b
mov edi, 0x5da4a0
cmp ecx, edx
jb 0x4c4395
mov ebx, dword [esp + 0x70]
xor edx, edx
mov dword [esp + 0x14], edx
jmp 0x4c467b
cmp byte [ecx], 0x5a
jne 0x4c43a6
mov ecx, 0x5da4a4
mov edx, 0x5da4a7
jmp 0x4c43a7
inc ecx
push ecx
sub edx, ecx
lea eax, [ebx + 8]
push edx
push edi
push eax
lea eax, [ebx + 6]
push eax
lea eax, [ebx + 4]
push eax
lea eax, [ebx + 2]
push eax
xor eax, eax
cmp byte [ebx], 0x35
push ebx
setl al
add eax, 0x13
push eax
push str._u_.2s__.2s__.2s__.2s:_.2s:_.2s__.s
call fcn.004a3510
mov ebx, dword [esp + 0x98]
add esp, 0x28
mov edx, eax
mov dword [esp + 0x14], eax
jmp 0x4c467b
mov ebp, dword [esp + 0x3c]
mov edi, 0x63eb07
mov ebx, dword [esp + 0x40]
mov ecx, ebp
mov dword [esp + 0x1c], ebx
mov dword [esp + 0x18], edi
cmp ecx, ebx
jae 0x4c4410
mov al, byte [ecx]
sub al, 0x30
cmp al, 9
ja 0x4c4410
inc ecx
cmp ecx, ebx
jb 0x4c4403
mov eax, ecx
mov byte [esp + 0x11], 0x30
sub eax, ebp
sub eax, 0xc
sub eax, 0
je 0x4c444a
sub eax, 1
je 0x4c4441
sub eax, 1
je 0x4c443a
mov ebx, dword [esp + 0x70]
xor edx, edx
mov dword [esp + 0x14], edx
jmp 0x4c467b
mov al, byte [ecx - 2]
mov byte [esp + 0x11], al
mov al, byte [ecx - 1]
mov byte [esp + 0x12], al
jmp 0x4c444f
mov byte [esp + 0x12], 0x30
xor edx, edx
mov eax, ecx
cmp ecx, ebx
jae 0x4c44ba
mov bl, byte [ecx]
mov byte [esp + 0x13], bl
cmp bl, 0x2e
mov ebx, dword [esp + 0x1c]
je 0x4c446d
cmp byte [esp + 0x13], 0x2c
jne 0x4c449f
inc ecx
nop
inc eax
cmp eax, ebx
jae 0x4c4481
mov dl, byte [eax]
cmp dl, 0x30
jl 0x4c4481
cmp dl, 0x39
jle 0x4c4470
mov edx, eax
sub edx, ecx
sub edx, 1
je 0x4c449f
lea edi, [ecx - 1]
add edi, edx
nop
cmp byte [edi], 0x30
jne 0x4c449b
dec edi
sub edx, 1
jne 0x4c4490
mov edi, dword [esp + 0x18]
cmp eax, ebx
jae 0x4c44ba
cmp byte [eax], 0x5a
jne 0x4c44b4
mov eax, str._GMT
mov ebx, 0x5da470
jmp 0x4c44ba
mov edi, 0x640dc4
inc eax
push eax
sub ebx, eax
test edx, edx
push ebx
push edi
push ecx
push edx
mov ecx, 0x63eb07
mov eax, 0x63fb04
cmove eax, ecx
push eax
movsx eax, byte [esp + 0x2a]
push eax
movsx eax, byte [esp + 0x2d]
push eax
lea eax, [ebp + 0xa]
push eax
lea eax, [ebp + 8]
push eax
lea eax, [ebp + 6]
push eax
lea eax, [ebp + 4]
push eax
push ebp
push str._.4s__.2s__.2s__.2s:_.2s:_c_c_s_.s_s_.s
call fcn.004a3510
mov ebx, dword [esp + 0xa8]
add esp, 0x38
mov edx, eax
mov dword [esp + 0x14], eax
jmp 0x4c467b
mov ebx, dword [esp + 0x40]
add ecx, 0xfffffff4
mov edi, dword [esp + 0x3c]
mov ebp, 1
sub ebx, edi
mov dword [esp + 0x18], ebp
mov dword [esp + 0x14], 0
cmp ecx, 0x12
ja case.0x4c453b.13
movzx eax, byte [ecx + 0x4c47b0]
jmp dword [eax*4 + 0x4c47a0]
mov ebp, 2
jmp 0x4c454e
mov ebp, 4
mov dword [esp + 0x18], ebp
xor edx, edx
mov eax, ebx
div ebp
test edx, edx
jne case.0x4c453b.13
mov eax, ebx
div ebp
cmp eax, 0x3fffffff
ja case.0x4c453b.13
lea eax, [eax*4 + 1]
push eax
call dword [0x6510d8]
mov ebp, eax
add esp, 4
test ebp, ebp
je case.0x4c453b.13
cmp dword [esp + 0x1c], 0xc
jne 0x4c45a9
test ebx, ebx
je 0x4c45a0
push ebx
push edi
push ebp
call sub.VCRUNTIME140.dll_memcpy
add esp, 0xc
mov byte [ebx + ebp], 0
jmp 0x4c466c
xor ebx, ebx
cmp edi, dword [esp + 0x40]
jae 0x4c45a0
mov ecx, dword [esp + 0x18]
xor eax, eax
sub ecx, 2
je 0x4c45d0
sub ecx, 2
jne 0x4c45d9
movzx eax, byte [edi]
movzx ecx, byte [edi + 1]
shl eax, 8
or eax, ecx
add edi, 2
movzx ecx, byte [edi]
shl eax, 8
or eax, ecx
inc edi
movzx ecx, byte [edi]
mov edx, 1
shl eax, 8
inc edi
or eax, ecx
cmp eax, 0x80
jb 0x4c4646
cmp eax, 0x800
jb 0x4c4631
cmp eax, 0x10000
jb 0x4c461c
cmp eax, 0x200000
jae 0x4c465b
mov cl, al
mov edx, 2
and cl, 0x3f
or eax, 0x400000
or cl, 0x80
shr eax, 6
mov byte [ebx + ebp + 3], cl
mov cl, al
or eax, 0x20000
and cl, 0x3f
shr eax, 6
or cl, 0x80
inc edx
mov byte [ebx + ebp + 2], cl
mov cl, al
or eax, 0x3000
and cl, 0x3f
shr eax, 6
or cl, 0x80
inc edx
mov byte [ebx + ebp + 1], cl
mov byte [ebx + ebp], al
add ebx, edx
cmp edi, dword [esp + 0x40]
jb 0x4c45b1
mov byte [ebx + ebp], 0
jmp 0x4c466c
push ebp
call dword [0x6510dc]
add esp, 4
mov ebp, dword [esp + 0x14]
or ebx, 0xffffffff
xor edx, edx
test ebx, ebx
mov ebx, dword [esp + 0x70]
cmovns edx, ebp
mov dword [esp + 0x14], edx
test edx, edx
je case.0x4c4236.7
cmp byte [edx], 0
mov ecx, edx
je 0x4c46a4
mov edx, dword [esp + 0x6c]
nop word [eax + eax]
cmp esi, ebx
jae 0x4c4699
mov al, byte [ecx]
mov byte [esi + edx], al
inc ecx
inc esi
cmp byte [ecx], 0
jne 0x4c4690
mov edx, dword [esp + 0x14]
push edx
call dword [0x6510dc]
mov eax, dword [esp + 0x24]
add esp, 4
mov ecx, dword [esp + 0x50]
mov ebp, 0x63eb07
cmp eax, ecx
jb 0x4c3cb1
mov edx, dword [esp + 0x24]
mov eax, dword [esp + 0x74]
mov eax, dword [eax + 8]
cmp edx, eax
jb 0x4c3c84
pop edi
mov eax, esi
pop esi
pop ebp
pop ebx
add esp, 0x58
ret
pop edi
pop esi
pop ebp
or eax, 0xffffffff
pop ebx
add esp, 0x58
ret