Function at 0x5c0007
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 0x5c0036
mov dword [ebp - 0x2c], ebx
mov byte [ebp - 1], 0x10
jmp 0x5c0040
mov dword [ebp - 0x2c], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.005c0e67
test eax, eax
pop ecx
je 0x5c005b
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.0044b68d
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.0044b3d0
test eax, eax
pop ecx
je 0x5c0076
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.0044b68d
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x5c0093
test ecx, 0x74000
jne 0x5c008f
cmp dword [ebp - 0x24], eax
je 0x5c0093
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, SysReAllocStringLen
je 0x5c00ed
dec eax
je 0x5c00d7
dec eax
je 0x5c00d2
call fcn.0044df2f
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.0044df1c
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.0044b789
add esp, 0x14
jmp 0x5c069f
mov dword [ebp - 8], edx
jmp 0x5c00f0
test cl, 8
je 0x5c00e4
test ecx, 0x70000
jne 0x5c00d2
mov dword [ebp - 8], 0x40000000
jmp 0x5c00f0
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x5c0131
sub eax, ecx
je 0x5c0128
sub eax, ecx
je 0x5c011f
sub eax, ecx
je 0x5c0116
sub eax, 0x40
jne 0x5c00ac
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x5c0134
mov dword [ebp - 0x10], 3
jmp 0x5c0134
mov dword [ebp - 0x10], 2
jmp 0x5c0134
mov dword [ebp - 0x10], 1
jmp 0x5c0134
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 0x5c0187
je 0x5c017e
cmp eax, ebx
je 0x5c017e
cmp eax, edi
je 0x5c0175
cmp eax, 0x200
je 0x5c01fa
cmp eax, 0x300
jne 0x5c00ac
mov dword [ebp - 0x14], 2
jmp 0x5c01a4
mov dword [ebp - 0x14], 4
jmp 0x5c01a4
mov dword [ebp - 0x14], 3
jmp 0x5c01a4
cmp eax, 0x500
je 0x5c019d
cmp eax, 0x600
je 0x5c01fa
cmp eax, edx
jne 0x5c00ac
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x5c01c8
mov ecx, dword [0x68cecc]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x5c01c8
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x5c01e4
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x5c01e4
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x5c01ed
or dword [ebp - 0xc], edi
test al, 0x20
je 0x5c0203
or dword [ebp - 0xc], 0x8000000
jmp 0x5c020e
mov dword [ebp - 0x14], 5
jmp 0x5c01a4
test al, 0x10
je 0x5c020e
or dword [ebp - 0xc], 0x10000000
call fcn.0045fa5a
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x5c0234
call fcn.0044df2f
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.0044df1c
mov dword [eax], 0x18
jmp 0x5c02c2
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 0x5c02ce
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x5c029a
test byte [ebp + 0x10], 1
je 0x5c029a
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 0x5c02ce
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x691340]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.0044df42
pop ecx
call fcn.0044df1c
mov eax, dword [eax]
jmp 0x5c075b
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, ebx
jne 0x5c031f
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x691340]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
call fcn.0044df42
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp esi, ebx
jne 0x5c02c2
call fcn.0044df1c
mov dword [eax], 0xd
jmp 0x5c02c2
cmp eax, 2
jne 0x5c032a
or byte [ebp - 1], 0x40
jmp 0x5c0333
cmp eax, 3
jne 0x5c0333
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.0045f829
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x691340]
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 + 0x691340]
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 0x5c0408
test cl, 0x80
je 0x5c04d8
test byte [ebp + 0x10], 2
je 0x5c0408
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.005bef70
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x5c03c7
call fcn.0044df2f
cmp dword [eax], 0x83
je 0x5c0408
push dword [esi]
call fcn.00463796
jmp 0x5c02c1
push 1
lea eax, [ebp - 4]
push eax
push dword [esi]
mov byte [ebp - 4], bl
call fcn.00462921
add esp, 0xc
test eax, eax
jne 0x5c03f8
cmp byte [ebp - 4], 0x1a
jne 0x5c03f8
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.005c0bf7
add esp, 0xc
cmp eax, edi
je 0x5c03bb
push ebx
push ebx
push dword [esi]
call fcn.005bef70
add esp, 0xc
cmp eax, edi
je 0x5c03bb
test byte [ebp - 1], 0x80
je 0x5c04d8
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x5c0430
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x5c042d
or dword [ebp + 0x10], edi
jmp 0x5c0430
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x5c047d
cmp eax, 0x10000
je 0x5c0469
cmp eax, 0x14000
je 0x5c0469
cmp eax, 0x20000
je 0x5c0477
cmp eax, 0x24000
je 0x5c0477
cmp eax, 0x40000
je 0x5c0463
cmp eax, 0x44000
jne 0x5c0480
mov byte [ebp - 2], 1
jmp 0x5c0480
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x5c0480
mov byte [ebp - 2], 2
jmp 0x5c0480
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x5c04d8
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x5c04d8
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x5c0632
cmp eax, 0x80000000
je 0x5c05f9
cmp eax, ecx
jne 0x5c04d8
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x5c04d8
cmp eax, 2
jbe 0x5c06da
cmp eax, 4
jbe 0x5c05cb
cmp eax, 5
je 0x5c06da
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x691340]
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 + 0x691340]
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 0x5c054a
test byte [ebp + 0x10], 8
je 0x5c054a
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x691340]
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 0x5c0759
test byte [ebp + 0x10], 1
je 0x5c0759
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 0x5c0742
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.0044df42
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x691340]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.0045f8a6
pop ecx
jmp 0x5c02c1
push 2
push ebx
push ebx
push dword [esi]
call fcn.00458f57
add esp, 0x10
or eax, edx
je 0x5c06da
push ebx
push ebx
push ebx
push dword [esi]
call fcn.00458f57
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x5c03bb
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.00462921
add esp, 0xc
cmp eax, 0xffffffff
je 0x5c03bb
cmp eax, 2
je 0x5c067e
cmp eax, 3
jne 0x5c06cc
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x5c067e
mov byte [ebp - 2], 1
jmp 0x5c04d8
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x5c04d8
cmp eax, 2
jbe 0x5c06da
cmp eax, 4
ja 0x5c04cf
push 2
push ebx
push ebx
push dword [esi]
call fcn.00458f57
add esp, 0x10
or eax, edx
je 0x5c06da
push ebx
push ebx
push ebx
push dword [esi]
call fcn.00458f57
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x5c04d8
jmp 0x5c03bb
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x5c06a6
push dword [esi]
call fcn.00463796
pop ecx
call fcn.0044df1c
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x5c075b
cmp eax, 0xfeff
jne 0x5c06cc
push ebx
push 2
push dword [esi]
call fcn.005bef70
add esp, 0xc
cmp eax, 0xffffffff
je 0x5c03bb
mov byte [ebp - 2], 2
jmp 0x5c04d8
push ebx
push ebx
push dword [esi]
call fcn.005bef70
add esp, 0xc
jmp 0x5c0670
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x5c06fa
dec eax
jne 0x5c04d8
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x5c0708
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.004596b9
add esp, 0xc
cmp eax, 0xffffffff
je 0x5c072e
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x5c0708
jmp 0x5c04d8
push dword [esi]
call fcn.00463796
pop ecx
call fcn.0044df1c
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x5c075b
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x691340]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret