Function at 0x1560051
Capabilities:
Encrypt data using speck

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x34
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 - 0x34], 0xc
mov dword [ebp - 0x30], ebx
je 0x1560080
mov dword [ebp - 0x2c], ebx
mov byte [ebp - 1], 0x10
jmp 0x156008a
mov dword [ebp - 0x2c], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.0156633c
test eax, eax
pop ecx
je 0x15600a5
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.015435e5
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.015495e3
test eax, eax
pop ecx
je 0x15600c0
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.015435e5
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x15600dd
test ecx, 0x74000
jne 0x15600d9
cmp dword [ebp - 0x24], eax
je 0x15600dd
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, accept
je 0x1560137
dec eax
je 0x1560121
dec eax
je 0x156011c
call fcn.01547d48
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.01547d35
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.01543719
add esp, 0x14
jmp 0x15606e9
mov dword [ebp - 8], edx
jmp 0x156013a
test cl, 8
je 0x156012e
test ecx, 0x70000
jne 0x156011c
mov dword [ebp - 8], 0x40000000
jmp 0x156013a
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x156017b
sub eax, ecx
je 0x1560172
sub eax, ecx
je 0x1560169
sub eax, ecx
je 0x1560160
sub eax, 0x40
jne 0x15600f6
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x156017e
mov dword [ebp - 0x10], 3
jmp 0x156017e
mov dword [ebp - 0x10], 2
jmp 0x156017e
mov dword [ebp - 0x10], 1
jmp 0x156017e
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 0x15601d1
je 0x15601c8
cmp eax, ebx
je 0x15601c8
cmp eax, edi
je 0x15601bf
cmp eax, 0x200
je 0x1560244
cmp eax, 0x300
jne 0x15600f6
mov dword [ebp - 0x14], 2
jmp 0x15601ee
mov dword [ebp - 0x14], 4
jmp 0x15601ee
mov dword [ebp - 0x14], 3
jmp 0x15601ee
cmp eax, 0x500
je 0x15601e7
cmp eax, 0x600
je 0x1560244
cmp eax, edx
jne 0x15600f6
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x1560212
mov ecx, dword [0x1617d1c]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x1560212
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x156022e
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x156022e
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x1560237
or dword [ebp - 0xc], edi
test al, 0x20
je 0x156024d
or dword [ebp - 0xc], 0x8000000
jmp 0x1560258
mov dword [ebp - 0x14], 5
jmp 0x15601ee
test al, 0x10
je 0x1560258
or dword [ebp - 0xc], 0x10000000
call fcn.0155fc1d
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x156027e
call fcn.01547d48
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.01547d35
mov dword [eax], 0x18
jmp 0x156030c
mov eax, dword [ebp + 8]
mov edi, dword [sym.imp.KERNEL32.dll_CreateFileA]
push ebx
push dword [ebp - 0xc]
mov dword [eax], 1
push dword [ebp - 0x14]
lea eax, [ebp - 0x34]
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 0x1560318
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x15602e4
test byte [ebp + 0x10], 1
je 0x15602e4
and dword [ebp - 8], 0x7fffffff
push ebx
push dword [ebp - 0xc]
lea eax, [ebp - 0x34]
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 0x1560318
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x1619100]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.01547d5b
pop ecx
call fcn.01547d35
mov eax, dword [eax]
jmp 0x15607a5
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, ebx
jne 0x1560369
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x1619100]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
call fcn.01547d5b
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp esi, ebx
jne 0x156030c
call fcn.01547d35
mov dword [eax], 0xd
jmp 0x156030c
cmp eax, 2
jne 0x1560374
or byte [ebp - 1], 0x40
jmp 0x156037d
cmp eax, 3
jne 0x156037d
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.0155f9ec
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x1619100]
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 + 0x1619100]
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 0x1560452
test cl, 0x80
je 0x1560522
test byte [ebp + 0x10], 2
je 0x1560452
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.015660ec
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x1560411
call fcn.01547d48
cmp dword [eax], 0x83
je 0x1560452
push dword [esi]
call fcn.01550972
jmp 0x156030b
push 1
lea eax, [ebp - 4]
push eax
push dword [esi]
mov byte [ebp - 4], bl
call fcn.01560eca
add esp, 0xc
test eax, eax
jne 0x1560442
cmp byte [ebp - 4], 0x1a
jne 0x1560442
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.01565e33
add esp, 0xc
cmp eax, edi
je 0x1560405
push ebx
push ebx
push dword [esi]
call fcn.015660ec
add esp, 0xc
cmp eax, edi
je 0x1560405
test byte [ebp - 1], 0x80
je 0x1560522
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x156047a
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x1560477
or dword [ebp + 0x10], edi
jmp 0x156047a
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x15604c7
cmp eax, 0x10000
je 0x15604b3
cmp eax, 0x14000
je 0x15604b3
cmp eax, 0x20000
je 0x15604c1
cmp eax, 0x24000
je 0x15604c1
cmp eax, 0x40000
je 0x15604ad
cmp eax, 0x44000
jne 0x15604ca
mov byte [ebp - 2], 1
jmp 0x15604ca
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x15604ca
mov byte [ebp - 2], 2
jmp 0x15604ca
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x1560522
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x1560522
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x156067c
cmp eax, 0x80000000
je 0x1560643
cmp eax, ecx
jne 0x1560522
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x1560522
cmp eax, 2
jbe 0x1560724
cmp eax, 4
jbe 0x1560615
cmp eax, 5
je 0x1560724
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x1619100]
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 + 0x1619100]
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 0x1560594
test byte [ebp + 0x10], 8
je 0x1560594
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x1619100]
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 0x15607a3
test byte [ebp + 0x10], 1
je 0x15607a3
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
push ebx
push dword [ebp - 0xc]
lea eax, [ebp - 0x34]
push 3
push eax
push dword [ebp - 0x10]
and edi, 0x7fffffff
push edi
push dword [ebp + 0xc]
call dword [sym.imp.KERNEL32.dll_CreateFileA]
cmp eax, 0xffffffff
jne 0x156078c
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.01547d5b
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x1619100]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.0155fa69
pop ecx
jmp 0x156030b
push 2
push ebx
push ebx
push dword [esi]
call fcn.0155f0b2
add esp, 0x10
or eax, edx
je 0x1560724
push ebx
push ebx
push ebx
push dword [esi]
call fcn.0155f0b2
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x1560405
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.01560eca
add esp, 0xc
cmp eax, 0xffffffff
je 0x1560405
cmp eax, 2
je 0x15606c8
cmp eax, 3
jne 0x1560716
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x15606c8
mov byte [ebp - 2], 1
jmp 0x1560522
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x1560522
cmp eax, 2
jbe 0x1560724
cmp eax, 4
ja 0x1560519
push 2
push ebx
push ebx
push dword [esi]
call fcn.0155f0b2
add esp, 0x10
or eax, edx
je 0x1560724
push ebx
push ebx
push ebx
push dword [esi]
call fcn.0155f0b2
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x1560522
jmp 0x1560405
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x15606f0
push dword [esi]
call fcn.01550972
pop ecx
call fcn.01547d35
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x15607a5
cmp eax, 0xfeff
jne 0x1560716
push ebx
push 2
push dword [esi]
call fcn.015660ec
add esp, 0xc
cmp eax, 0xffffffff
je 0x1560405
mov byte [ebp - 2], 2
jmp 0x1560522
push ebx
push ebx
push dword [esi]
call fcn.015660ec
add esp, 0xc
jmp 0x15606ba
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x1560744
dec eax
jne 0x1560522
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x1560752
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.01551f51
add esp, 0xc
cmp eax, 0xffffffff
je 0x1560778
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x1560752
jmp 0x1560522
push dword [esi]
call fcn.01550972
pop ecx
call fcn.01547d35
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x15607a5
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x1619100]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret