Function at 0x10027550
Capabilities:
Authenticate hmac
Encode data using base64
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x10095de0
mov eax, dword fs:[0]
push eax
sub esp, 0x5c
mov eax, dword [0x100be084]
xor eax, ebp
mov dword [ebp - 0x10], eax
push ebx
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov esi, ecx
mov eax, dword [esi]
mov edi, dword [sym.imp.KERNEL32.dll_GetTickCount64]
mov dword [0x100c7168], eax
call edi
sub eax, dword [esi + 0x30]
mov ecx, eax
sbb edx, dword [esi + 0x34]
call fcn.1005e130
cvtsd2ss xmm0, xmm0
divss xmm0, dword [0x100b1f20]
comiss xmm0, dword [0x100b1eac]
jb 0x100279ff
call edi
mov dword [esi + 0x30], eax
mov al, byte [esi + 0x20]
mov dword [esi + 0x34], edx
test al, al
je 0x100277e7
mov eax, dword [esi + 0x24]
test eax, eax
jle 0x100275d0
dec eax
mov dword [esi + 0x24], eax
mov edi, dword [esi + 0x24]
test edi, edi
js 0x100277d6
mov eax, 0x91a2b3c5
mov dword [ebp - 0x14], 0xf
imul edi
mov ecx, edi
mov dword [ebp - 0x18], 0
add edx, edi
mov byte [ebp - 0x28], 0
sar edx, 0xb
mov eax, edx
shr eax, 0x1f
add eax, edx
imul eax, eax, 0xe10
sub ecx, eax
mov eax, 0x88888889
imul ecx
mov eax, 0x88888889
add edx, ecx
sar edx, 5
mov ebx, edx
shr ebx, 0x1f
add ebx, edx
imul edi
add edx, edi
sar edx, 5
mov ecx, edx
shr ecx, 0x1f
add ecx, edx
mov eax, ecx
shl eax, 4
sub eax, ecx
shl eax, 2
sub edi, eax
mov dword [ebp - 4], 0
push edi
push ebx
cmp ebx, 0xa
jae 0x100276ad
sub esp, 0x18
cmp edi, 0xa
jae 0x10027683
mov bh, 0x52
mov byte [ebp - 0x2c], 0
mov al, 0x62
mov byte [ebp - 0x34], bh
mov cl, 0x77
mov byte [ebp - 0x2c], 0
mov dl, 0x36
mov ah, al
mov ch, cl
mov bl, 0x68
mov dh, dl
xor ch, bh
xor al, bh
mov byte [ebp - 0x2e], ch
xor cl, bh
xor dl, bh
xor bl, bh
xor ah, bh
xor dh, bh
mov byte [ebp - 0x2d], dh
jmp 0x100276fc
mov dh, 0x2f
mov byte [ebp - 0x2d], 0
mov cl, 0xa
mov byte [ebp - 0x34], dh
mov dl, 0x4b
mov byte [ebp - 0x2d], 0
mov ah, cl
mov al, 0x1f
mov bl, 0x15
mov ch, dl
xor al, dh
xor cl, dh
xor dl, dh
xor bl, dh
xor ah, dh
xor ch, dh
mov byte [ebp - 0x2e], ch
jmp 0x100276fc
cmp edi, 0xa
jae 0x100276dc
mov dh, 5
mov byte [ebp - 0x2d], 0
mov al, 0x20
mov byte [ebp - 0x34], dh
mov cl, 0x61
mov byte [ebp - 0x2d], 0
mov ah, al
mov dl, 0x3f
mov bl, 0x35
mov ch, cl
xor al, dh
xor cl, dh
xor dl, dh
xor bl, dh
xor ah, dh
xor ch, dh
mov byte [ebp - 0x2e], ch
jmp 0x100276f9
mov ch, 0x25
mov byte [ebp - 0x2e], 0
mov cl, 0x41
mov byte [ebp - 0x34], ch
xor al, al
xor bl, bl
mov dl, 0x1f
mov ah, cl
xor al, ch
xor cl, ch
xor dl, ch
xor bl, ch
xor ah, ch
sub esp, 0x18
mov byte [ebp - 0x33], al
mov byte [ebp - 0x2f], ah
lea eax, [ebp - 0x33]
mov byte [ebp - 0x32], cl
mov ecx, esp
push eax
mov byte [ebp - 0x31], dl
mov byte [ebp - 0x30], bl
call fcn.100056d0
lea eax, [ebp - 0x68]
push eax
call fcn.10004f40
add esp, 0x24
lea ecx, [ebp - 0x28]
push eax
call fcn.10010a20
lea ecx, [ebp - 0x68]
call fcn.10005060
cmp dword [ebp - 0x14], 0x10
lea eax, [ebp - 0x28]
movaps xmm0, xmmword [str._sTANDING]
cmovae eax, dword [ebp - 0x28]
xor ecx, ecx
push eax
movups xmmword [ebp - 0x50], xmm0
mov dword [ebp - 0x40], 0x7d53057b
mov byte [ebp - 0x3c], 0
mov al, byte [ebp - 0x50]
xor byte [ebp + ecx - 0x4f], al
inc ecx
cmp ecx, 0x13
jb 0x10027757
sub esp, 0x18
mov byte [ebp - 0x3c], 0
lea eax, [ebp - 0x4f]
mov ecx, esp
push eax
call fcn.100056d0
lea eax, [ebp - 0x68]
push eax
call fcn.10004f40
add esp, 0x20
mov ebx, eax
mov byte [ebp - 4], 1
mov edi, dword [esi + 8]
test edi, edi
je 0x100277a5
push 4
push edi
call dword [sym.imp.KERNEL32.dll_IsBadReadPtr]
test eax, eax
jne 0x100277a5
push ebx
mov ecx, edi
call dword [0x100b0938]
mov eax, dword [ebp - 0x54]
cmp eax, 0x10
jb 0x100277ba
inc eax
lea ecx, [ebp - 0x68]
push eax
push dword [ebp - 0x68]
call fcn.10005480
mov dword [ebp - 4], 0xffffffff
mov eax, dword [ebp - 0x14]
cmp eax, 0x10
jb 0x100277d6
inc eax
lea ecx, [ebp - 0x28]
push eax
push dword [ebp - 0x28]
call fcn.10005480
cmp dword [esi + 0x24], 0
jg 0x100277e7
mov byte [esi + 0x20], 0
mov dword [esi + 0x24], 0
mov al, byte [esi + 0x21]
test al, al
je 0x100279ff
movzx eax, word [esi + 0x28]
test ax, ax
jle 0x10027800
dec eax
mov word [esi + 0x28], ax
movzx edi, word [esi + 0x28]
mov eax, edi
test ax, ax
js 0x100279ee
movsx eax, di
mov ecx, 0xe10
cdq
idiv ecx
mov eax, 0x88888889
mov dword [ebp - 0x14], 0xf
mov ecx, edx
mov dword [ebp - 0x18], 0
imul ecx
mov byte [ebp - 0x28], 0
add edx, ecx
sar edx, 5
mov eax, edx
shr eax, 0x1f
add eax, edx
movzx ecx, ax
mov eax, edi
cwde
mov edi, 0x3c
cdq
idiv edi
movzx eax, dx
mov dword [ebp - 4], 2
push eax
push ecx
cmp ecx, 0xa
jae 0x100278c6
sub esp, 0x18
cmp eax, 0xa
jae 0x1002789c
mov bh, 0x18
mov byte [ebp - 0x2c], 0
mov al, 0x28
mov byte [ebp - 0x34], bh
mov cl, 0x3d
mov byte [ebp - 0x2c], 0
mov dl, 0x7c
mov ah, al
mov ch, cl
mov bl, 0x22
mov dh, dl
xor ch, bh
xor al, bh
mov byte [ebp - 0x2e], ch
xor cl, bh
xor dl, bh
xor bl, bh
xor ah, bh
xor dh, bh
mov byte [ebp - 0x2d], dh
jmp 0x10027919
mov dh, 0x52
mov byte [ebp - 0x2d], 0
mov cl, 0x77
mov byte [ebp - 0x34], dh
mov dl, 0x36
mov byte [ebp - 0x2d], 0
mov ah, cl
mov al, 0x62
mov bl, 0x68
mov ch, dl
xor al, dh
xor cl, dh
xor dl, dh
xor bl, dh
xor ah, dh
xor ch, dh
mov byte [ebp - 0x2e], ch
jmp 0x10027919
cmp eax, 0xa
jae 0x100278f5
mov dh, 0x5b
mov byte [ebp - 0x2d], 0
mov al, 0x7e
mov byte [ebp - 0x34], dh
mov cl, 0x3f
mov byte [ebp - 0x2d], 0
mov ah, al
mov dl, 0x61
mov bl, 0x6b
mov ch, cl
xor al, dh
xor cl, dh
xor dl, dh
xor bl, dh
xor ah, dh
xor ch, dh
mov byte [ebp - 0x2e], ch
jmp 0x10027916
mov ch, 0x32
mov byte [ebp - 0x2e], 0
mov al, 0x17
mov byte [ebp - 0x34], ch
mov cl, 0x56
mov byte [ebp - 0x2e], 0
mov bl, al
mov dl, 8
mov ah, cl
xor al, ch
xor cl, ch
xor dl, ch
xor bl, ch
xor ah, ch
sub esp, 0x18
mov byte [ebp - 0x33], al
mov byte [ebp - 0x2f], ah
lea eax, [ebp - 0x33]
mov byte [ebp - 0x32], cl
mov ecx, esp
push eax
mov byte [ebp - 0x31], dl
mov byte [ebp - 0x30], bl
call fcn.100056d0
lea eax, [ebp - 0x68]
push eax
call fcn.10004f40
add esp, 0x24
lea ecx, [ebp - 0x28]
push eax
call fcn.10010a20
lea ecx, [ebp - 0x68]
call fcn.10005060
cmp dword [ebp - 0x14], 0x10
lea eax, [ebp - 0x28]
movaps xmm0, xmmword [str..KCOG_G_I]
cmovae eax, dword [ebp - 0x28]
xor ecx, ecx
push eax
movups xmmword [ebp - 0x50], xmm0
mov dword [ebp - 0x40], 0x5d0b750e
mov word [ebp - 0x3c], 0x73
mov al, byte [ebp - 0x50]
xor byte [ebp + ecx - 0x4f], al
inc ecx
cmp ecx, 0x14
jb 0x10027976
sub esp, 0x18
mov byte [ebp - 0x3b], 0
lea eax, [ebp - 0x4f]
mov ecx, esp
push eax
call fcn.100056d0
lea eax, [ebp - 0x68]
push eax
call fcn.10004f40
add esp, 0x20
mov ebx, eax
mov byte [ebp - 4], 3
mov edi, dword [esi + 0xc]
test edi, edi
je 0x100279c4
push 4
push edi
call dword [sym.imp.KERNEL32.dll_IsBadReadPtr]
test eax, eax
jne 0x100279c4
push ebx
mov ecx, edi
call dword [0x100b0938]
mov eax, dword [ebp - 0x54]
cmp eax, 0x10
jb 0x100279d9
inc eax
lea ecx, [ebp - 0x68]
push eax
push dword [ebp - 0x68]
call fcn.10005480
mov eax, dword [ebp - 0x14]
cmp eax, 0x10
jb 0x100279ee
inc eax
lea ecx, [ebp - 0x28]
push eax
push dword [ebp - 0x28]
call fcn.10005480
cmp word [esi + 0x28], 0
jg 0x100279ff
xor eax, eax
mov byte [esi + 0x21], 0
mov word [esi + 0x28], ax
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.1005cea0
mov esp, ebp
pop ebp
ret