Function at 0x76e7e0
Capabilities:
Encrypt data using speck

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x38
push ebx
xor ebx, ebx
test byte [ebp + 0x10], 0x80
push esi
push edi
mov esi, eax
mov dword [ebp - 0x24], ebx
mov dword [ebp - 0x28], ebx
mov byte [ebp - 2], bl
mov dword [ebp - 0x38], 0xc
mov dword [ebp - 0x34], ebx
je 0x76e80f
mov dword [ebp - 0x30], ebx
mov byte [ebp - 1], 0x10
jmp 0x76e819
mov dword [ebp - 0x30], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.0076dd89
test eax, eax
pop ecx
je 0x76e834
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.0074c97e
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.007519e1
test eax, eax
pop ecx
je 0x76e84f
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.0074c97e
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x76e86c
test ecx, 0x74000
jne 0x76e868
cmp dword [ebp - 0x24], eax
je 0x76e86c
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, 0x80000000
je 0x76e8c6
dec eax
je 0x76e8b0
dec eax
je 0x76e8ab
call fcn.007587b3
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.007587a0
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.0074ca7a
add esp, 0x14
jmp 0x76ee79
mov dword [ebp - 8], edx
jmp 0x76e8c9
test cl, 8
je 0x76e8bd
test ecx, 0x70000
jne 0x76e8ab
mov dword [ebp - 8], 0x40000000
jmp 0x76e8c9
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x76e90a
sub eax, ecx
je 0x76e901
sub eax, ecx
je 0x76e8f8
sub eax, ecx
je 0x76e8ef
sub eax, 0x40
jne 0x76e885
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x76e90d
mov dword [ebp - 0x10], 3
jmp 0x76e90d
mov dword [ebp - 0x10], 2
jmp 0x76e90d
mov dword [ebp - 0x10], 1
jmp 0x76e90d
mov dword [ebp - 0x10], ebx
mov eax, dword [ebp + 0x10]
mov edx, 0x700
and eax, edx
mov ecx, 0x400
cmp eax, ecx
mov edi, 0x100
jg 0x76e960
je 0x76e957
cmp eax, ebx
je 0x76e957
cmp eax, edi
je 0x76e94e
cmp eax, 0x200
je 0x76e9d3
cmp eax, 0x300
jne 0x76e885
mov dword [ebp - 0x14], 2
jmp 0x76e97d
mov dword [ebp - 0x14], 4
jmp 0x76e97d
mov dword [ebp - 0x14], 3
jmp 0x76e97d
cmp eax, 0x500
je 0x76e976
cmp eax, 0x600
je 0x76e9d3
cmp eax, edx
jne 0x76e885
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x76e9a1
mov ecx, dword [0x1b2730c]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x76e9a1
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x76e9bd
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x76e9bd
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x76e9c6
or dword [ebp - 0xc], edi
test al, 0x20
je 0x76e9dc
or dword [ebp - 0xc], 0x8000000
jmp 0x76e9e7
mov dword [ebp - 0x14], 5
jmp 0x76e97d
test al, 0x10
je 0x76e9e7
or dword [ebp - 0xc], 0x10000000
call fcn.00766572
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x76ea0d
call fcn.007587b3
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.007587a0
mov dword [eax], 0x18
jmp 0x76ea9b
mov eax, dword [ebp + 8]
mov edi, dword [0x7942a0]
push ebx
push dword [ebp - 0xc]
mov dword [eax], 1
push dword [ebp - 0x14]
lea eax, [ebp - 0x38]
push eax
push dword [ebp - 0x10]
push dword [ebp - 8]
push dword [ebp + 0xc]
call edi
cmp eax, 0xffffffff
mov dword [ebp - 0x1c], eax
jne 0x76eaa7
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x76ea73
test byte [ebp + 0x10], 1
je 0x76ea73
and dword [ebp - 8], 0x7fffffff
push ebx
push dword [ebp - 0xc]
lea eax, [ebp - 0x38]
push dword [ebp - 0x14]
push eax
push dword [ebp - 0x10]
push dword [ebp - 8]
push dword [ebp + 0xc]
call edi
cmp eax, 0xffffffff
mov dword [ebp - 0x1c], eax
jne 0x76eaa7
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x1b27f60]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [0x794244]
push eax
call fcn.007587c6
pop ecx
call fcn.007587a0
mov eax, dword [eax]
jmp 0x76ef35
push dword [ebp - 0x1c]
call dword [0x7940fc]
cmp eax, ebx
jne 0x76eaf8
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x1b27f60]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [0x794244]
mov esi, eax
push esi
call fcn.007587c6
pop ecx
push dword [ebp - 0x1c]
call dword [0x794260]
cmp esi, ebx
jne 0x76ea9b
call fcn.007587a0
mov dword [eax], 0xd
jmp 0x76ea9b
cmp eax, 2
jne 0x76eb03
or byte [ebp - 1], 0x40
jmp 0x76eb0c
cmp eax, 3
jne 0x76eb0c
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.00766341
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x1b27f60]
pop ecx
pop ecx
mov cl, byte [ebp - 1]
or cl, 1
mov byte [edx + eax + 4], cl
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x1b27f60]
lea eax, [edx + eax + 0x24]
and byte [eax], 0x80
mov byte [ebp - 3], cl
and byte [ebp - 3], 0x48
mov byte [ebp - 1], cl
jne 0x76ebe2
test cl, 0x80
je 0x76ecb2
test byte [ebp + 0x10], 2
je 0x76ebe2
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.0075ee2a
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x76eba0
call fcn.007587b3
cmp dword [eax], 0x83
je 0x76ebe2
push dword [esi]
call fcn.0075f1f8
jmp 0x76ea9a
push 1
lea eax, [ebp - 0x2c]
push eax
push dword [esi]
mov dword [ebp - 0x2c], ebx
call fcn.0075f359
add esp, 0xc
test eax, eax
jne 0x76ebd2
cmp word [ebp - 0x2c], 0x1a
jne 0x76ebd2
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.0076db19
add esp, 0xc
cmp eax, edi
je 0x76eb94
push ebx
push ebx
push dword [esi]
call fcn.0075ee2a
add esp, 0xc
cmp eax, edi
je 0x76eb94
test byte [ebp - 1], 0x80
je 0x76ecb2
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x76ec0a
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x76ec07
or dword [ebp + 0x10], edi
jmp 0x76ec0a
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x76ec57
cmp eax, 0x10000
je 0x76ec43
cmp eax, 0x14000
je 0x76ec43
cmp eax, 0x20000
je 0x76ec51
cmp eax, 0x24000
je 0x76ec51
cmp eax, 0x40000
je 0x76ec3d
cmp eax, 0x44000
jne 0x76ec5a
mov byte [ebp - 2], 1
jmp 0x76ec5a
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x76ec5a
mov byte [ebp - 2], 2
jmp 0x76ec5a
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x76ecb2
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x76ecb2
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x76ee0c
cmp eax, 0x80000000
je 0x76edd3
cmp eax, ecx
jne 0x76ecb2
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x76ecb2
cmp eax, 2
jbe 0x76eeb4
cmp eax, 4
jbe 0x76eda5
cmp eax, 5
je 0x76eeb4
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x1b27f60]
lea eax, [ecx + eax + 0x24]
mov cl, byte [eax]
xor cl, byte [ebp - 2]
and cl, 0x7f
xor byte [eax], cl
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x1b27f60]
lea eax, [ecx + eax + 0x24]
mov ecx, dword [ebp + 0x10]
mov dl, byte [eax]
shr ecx, 0x10
shl cl, 7
and dl, 0x7f
or cl, dl
cmp byte [ebp - 3], bl
mov byte [eax], cl
jne 0x76ed24
test byte [ebp + 0x10], 8
je 0x76ed24
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x1b27f60]
lea eax, [ecx + eax + 4]
or byte [eax], 0x20
mov edi, dword [ebp - 8]
mov eax, 0xc0000000
mov ecx, edi
and ecx, eax
cmp ecx, eax
jne 0x76ef33
test byte [ebp + 0x10], 1
je 0x76ef33
push dword [ebp - 0x1c]
call dword [0x794260]
push ebx
push dword [ebp - 0xc]
lea eax, [ebp - 0x38]
push 3
push eax
push dword [ebp - 0x10]
and edi, 0x7fffffff
push edi
push dword [ebp + 0xc]
call dword [0x7942a0]
cmp eax, 0xffffffff
jne 0x76ef1c
call dword [0x794244]
push eax
call fcn.007587c6
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x1b27f60]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.007663be
pop ecx
jmp 0x76ea9a
push 2
push ebx
push ebx
push dword [esi]
call fcn.0076c83d
add esp, 0x10
or eax, edx
je 0x76eeb4
push ebx
push ebx
push ebx
push dword [esi]
call fcn.0076c83d
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x76eb94
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.0075f359
add esp, 0xc
cmp eax, 0xffffffff
je 0x76eb94
cmp eax, 2
je 0x76ee58
cmp eax, 3
jne 0x76eea6
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x76ee58
mov byte [ebp - 2], 1
jmp 0x76ecb2
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x76ecb2
cmp eax, 2
jbe 0x76eeb4
cmp eax, 4
ja 0x76eca9
push 2
push ebx
push ebx
push dword [esi]
call fcn.0076c83d
add esp, 0x10
or eax, edx
je 0x76eeb4
push ebx
push ebx
push ebx
push dword [esi]
call fcn.0076c83d
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x76ecb2
jmp 0x76eb94
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x76ee80
push dword [esi]
call fcn.0075f1f8
pop ecx
call fcn.007587a0
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x76ef35
cmp eax, 0xfeff
jne 0x76eea6
push ebx
push 2
push dword [esi]
call fcn.0075ee2a
add esp, 0xc
cmp eax, 0xffffffff
je 0x76eb94
mov byte [ebp - 2], 2
jmp 0x76ecb2
push ebx
push ebx
push dword [esi]
call fcn.0075ee2a
add esp, 0xc
jmp 0x76ee4a
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x76eed4
dec eax
jne 0x76ecb2
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x76eee2
mov dword [ebp - 0x18], 0xbfbbef
mov dword [ebp - 0x14], 3
mov eax, dword [ebp - 0x14]
sub eax, edi
push eax
lea eax, [ebp + edi - 0x18]
push eax
push dword [esi]
call fcn.0075e91b
add esp, 0xc
cmp eax, 0xffffffff
je 0x76ef08
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x76eee2
jmp 0x76ecb2
push dword [esi]
call fcn.0075f1f8
pop ecx
call fcn.007587a0
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x76ef35
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x1b27f60]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret