Function at 0x55bbf0
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x7402c8
mov eax, dword fs:[0]
push eax
sub esp, 0x38
mov eax, dword [0x899944]
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 ebx, dword [ebp + 0x14]
mov eax, dword [ebp + 0x10]
mov esi, dword [ebp + 0xc]
mov dword [ebp - 0x24], ecx
movzx ecx, byte [ebx + 0xae]
push ecx
push str.gcm_done
push ebx
lea ecx, [ebp - 0x44]
mov dword [ebp - 0x28], eax
mov dword [ebp - 0x38], ebx
call fcn.00474f30
mov eax, dword [esi + 0x528]
mov dword [ebp - 4], 0
cmp eax, 0x10
jg 0x55befa
test eax, eax
js 0x55befa
cmp dword [esi + 0x524], 2
je 0x55bc7d
mov edx, dword [ebx]
mov eax, dword [edx + 0x14]
push str.invalid_GCM_mode
mov ecx, ebx
call eax
jmp 0x55bf08
test eax, eax
je 0x55bca5
cdq
shld edx, eax, 3
add eax, eax
add eax, eax
add eax, eax
add dword [esi + 0x538], eax
lea ecx, [esi + 0x4e0]
mov eax, esi
adc dword [esi + 0x53c], edx
call fcn.00558fc0
movzx ecx, byte [esi + 0x537]
movzx eax, byte [esi + 0x535]
movzx edx, byte [esi + 0x536]
mov byte [esi + 0x510], cl
movzx ecx, byte [esi + 0x534]
lea edi, [esi + 0x510]
mov byte [esi + 0x513], cl
movzx ecx, byte [esi + 0x531]
mov byte [esi + 0x516], cl
movzx ecx, byte [esi + 0x53e]
mov byte [esi + 0x512], al
movzx eax, byte [esi + 0x532]
mov byte [esi + 0x511], dl
movzx edx, byte [esi + 0x533]
mov byte [esi + 0x519], cl
movzx ecx, byte [esi + 0x53b]
mov byte [esi + 0x515], al
movzx eax, byte [esi + 0x53f]
mov byte [esi + 0x514], dl
movzx edx, byte [esi + 0x530]
mov byte [esi + 0x51c], cl
movzx ecx, byte [esi + 0x538]
mov byte [esi + 0x518], al
movzx eax, byte [esi + 0x53c]
mov byte [esi + 0x517], dl
movzx edx, byte [esi + 0x53d]
mov byte [esi + 0x51f], cl
mov byte [esi + 0x51b], al
movzx eax, byte [esi + 0x539]
mov byte [esi + 0x51a], dl
movzx edx, byte [esi + 0x53a]
mov ecx, 0xfffffb20
sub ecx, esi
lea ebx, [esi + 0x4e0]
mov byte [esi + 0x51e], al
mov dword [ebp - 0x2c], ecx
mov byte [esi + 0x51d], dl
mov eax, ebx
mov ecx, 4
movzx edx, byte [eax + 0x30]
xor byte [eax], dl
movzx edx, byte [eax + 0x31]
xor byte [eax + 1], dl
movzx edx, byte [eax + 0x32]
xor byte [eax + 2], dl
movzx edx, byte [eax + 0x33]
xor byte [eax + 3], dl
add eax, 4
dec ecx
jne 0x55bd92
mov ecx, ebx
mov eax, esi
call fcn.00558fc0
mov ecx, dword [ebp - 0x24]
mov eax, dword [ecx]
mov eax, dword [eax + 0x10]
push edi
lea edx, [esi + 0x500]
push edx
call eax
mov ecx, dword [ebp - 0x28]
add ecx, 0x68
mov dword [ebp - 0x24], ecx
call fcn.004033b0
mov edi, eax
test edi, edi
jne 0x55bde7
lea edi, [eax + 0x10]
jmp 0x55bdfd
cmp edi, 0x10
jbe 0x55bdf3
mov edi, 0x10
jmp 0x55bdfd
cmp edi, 0xc
jae 0x55bdfd
mov edi, 0xc
mov edx, 0xfffffb21
sub edx, esi
mov dword [ebp - 0x28], edx
mov edx, 0xfffffb22
sub edx, esi
mov dword [ebp - 0x30], edx
mov edx, 0xfffffb23
sub edx, esi
lea ecx, [ebp - 0x1f]
mov eax, ebx
mov dword [ebp - 0x34], edx
mov edx, dword [ebp - 0x2c]
add edx, eax
cmp edx, edi
jae 0x55be82
mov bl, byte [eax + 0x30]
xor bl, byte [eax]
mov byte [ecx - 1], bl
mov ebx, dword [ebp - 0x28]
add ebx, eax
cmp ebx, edi
jae 0x55be82
mov bl, byte [edx + esi + 0x4e1]
xor bl, byte [eax + 0x31]
mov byte [ecx], bl
mov ebx, dword [ebp - 0x30]
add ebx, eax
cmp ebx, edi
jae 0x55be82
mov bl, byte [edx + esi + 0x4e2]
xor bl, byte [eax + 0x32]
mov byte [ecx + 1], bl
mov ebx, dword [ebp - 0x34]
add ebx, eax
cmp ebx, edi
jae 0x55be82
mov dl, byte [edx + esi + 0x4e3]
xor dl, byte [eax + 0x33]
add eax, 4
mov byte [ecx + 2], dl
mov edx, dword [ebp - 0x2c]
add edx, eax
add ecx, 4
cmp edx, 0x10
jb 0x55be20
cmp byte [ebp + 8], 0
mov bl, 1
je 0x55bea2
mov esi, dword [ebp - 0x24]
mov ecx, esi
call fcn.0040fb90
push edi
lea eax, [ebp - 0x20]
push eax
mov ecx, esi
call fcn.00411260
jmp 0x55bee7
push edi
lea ecx, [ebp - 0x20]
push ecx
mov ecx, dword [ebp - 0x24]
call fcn.004107b0
mov bl, al
test bl, bl
jne 0x55bee7
mov esi, dword [ebp - 0x38]
mov edx, dword [esi]
mov eax, dword [edx + 0x14]
push str.GCM_decrypt_authentication_tag_not_equal_to_the_expected_value.
mov ecx, esi
call eax
push edi
lea ecx, [ebp - 0x20]
push ecx
push str.decryptTag
mov ecx, esi
call fcn.004741d0
mov edx, dword [ebp - 0x24]
push edx
push str.expectedTag
mov ecx, esi
call fcn.00475020
lea ecx, [ebp - 0x44]
mov dword [ebp - 4], 0xffffffff
call fcn.00474f80
mov al, bl
jmp 0x55bf19
mov eax, dword [ebx]
mov edx, dword [eax + 0x14]
push str.invalid_GCM_buflen
mov ecx, ebx
call edx
lea ecx, [ebp - 0x44]
mov dword [ebp - 4], 0xffffffff
call fcn.00474f80
xor al, al
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.0070bb4c
mov esp, ebp
pop ebp
ret 0x10