Function at 0x5092ab
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 0x5092da
mov dword [ebp - 0x2c], ebx
mov byte [ebp - 1], 0x10
jmp 0x5092e4
mov dword [ebp - 0x2c], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.004f84a1
test eax, eax
pop ecx
je 0x5092ff
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.004efd2e
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.004f5c84
test eax, eax
pop ecx
je 0x50931a
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.004efd2e
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x509337
test ecx, 0x74000
jne 0x509333
cmp dword [ebp - 0x24], eax
je 0x509337
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, SysReAllocString
je 0x509391
dec eax
je 0x50937b
dec eax
je 0x509376
call fcn.004f7383
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.004f7370
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.004efe2a
add esp, 0x14
jmp 0x509943
mov dword [ebp - 8], edx
jmp 0x509394
test cl, 8
je 0x509388
test ecx, 0x70000
jne 0x509376
mov dword [ebp - 8], 0x40000000
jmp 0x509394
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x5093d5
sub eax, ecx
je 0x5093cc
sub eax, ecx
je 0x5093c3
sub eax, ecx
je 0x5093ba
sub eax, 0x40
jne 0x509350
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x5093d8
mov dword [ebp - 0x10], 3
jmp 0x5093d8
mov dword [ebp - 0x10], 2
jmp 0x5093d8
mov dword [ebp - 0x10], 1
jmp 0x5093d8
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 0x50942b
je 0x509422
cmp eax, ebx
je 0x509422
cmp eax, edi
je 0x509419
cmp eax, 0x200
je 0x50949e
cmp eax, 0x300
jne 0x509350
mov dword [ebp - 0x14], 2
jmp 0x509448
mov dword [ebp - 0x14], 4
jmp 0x509448
mov dword [ebp - 0x14], 3
jmp 0x509448
cmp eax, 0x500
je 0x509441
cmp eax, 0x600
je 0x50949e
cmp eax, edx
jne 0x509350
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x50946c
mov ecx, dword [0x55fbd4]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x50946c
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x509488
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x509488
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x509491
or dword [ebp - 0xc], edi
test al, 0x20
je 0x5094a7
or dword [ebp - 0xc], 0x8000000
jmp 0x5094b2
mov dword [ebp - 0x14], 5
jmp 0x509448
test al, 0x10
je 0x5094b2
or dword [ebp - 0xc], 0x10000000
call fcn.004f312b
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x5094d8
call fcn.004f7383
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.004f7370
mov dword [eax], 0x18
jmp 0x509566
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 0x509572
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x50953e
test byte [ebp + 0x10], 1
je 0x50953e
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 0x509572
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x560fc0]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.004f7396
pop ecx
call fcn.004f7370
mov eax, dword [eax]
jmp 0x5099ff
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, ebx
jne 0x5095c3
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x560fc0]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
call fcn.004f7396
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp esi, ebx
jne 0x509566
call fcn.004f7370
mov dword [eax], 0xd
jmp 0x509566
cmp eax, 2
jne 0x5095ce
or byte [ebp - 1], 0x40
jmp 0x5095d7
cmp eax, 3
jne 0x5095d7
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.004f2efa
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x560fc0]
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 + 0x560fc0]
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 0x5096ac
test cl, 0x80
je 0x50977c
test byte [ebp + 0x10], 2
je 0x5096ac
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.004fd82c
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x50966b
call fcn.004f7383
cmp dword [eax], 0x83
je 0x5096ac
push dword [esi]
call fcn.004fd40b
jmp 0x509565
push 1
lea eax, [ebp - 4]
push eax
push dword [esi]
mov byte [ebp - 4], bl
call fcn.004fe7f5
add esp, 0xc
test eax, eax
jne 0x50969c
cmp byte [ebp - 4], 0x1a
jne 0x50969c
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.004f27d4
add esp, 0xc
cmp eax, edi
je 0x50965f
push ebx
push ebx
push dword [esi]
call fcn.004fd82c
add esp, 0xc
cmp eax, edi
je 0x50965f
test byte [ebp - 1], 0x80
je 0x50977c
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x5096d4
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x5096d1
or dword [ebp + 0x10], edi
jmp 0x5096d4
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x509721
cmp eax, 0x10000
je 0x50970d
cmp eax, 0x14000
je 0x50970d
cmp eax, 0x20000
je 0x50971b
cmp eax, 0x24000
je 0x50971b
cmp eax, 0x40000
je 0x509707
cmp eax, 0x44000
jne 0x509724
mov byte [ebp - 2], 1
jmp 0x509724
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x509724
mov byte [ebp - 2], 2
jmp 0x509724
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x50977c
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x50977c
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x5098d6
cmp eax, 0x80000000
je 0x50989d
cmp eax, ecx
jne 0x50977c
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x50977c
cmp eax, 2
jbe 0x50997e
cmp eax, 4
jbe 0x50986f
cmp eax, 5
je 0x50997e
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x560fc0]
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 + 0x560fc0]
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 0x5097ee
test byte [ebp + 0x10], 8
je 0x5097ee
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x560fc0]
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 0x5099fd
test byte [ebp + 0x10], 1
je 0x5099fd
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 0x5099e6
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.004f7396
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x560fc0]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.004f2f77
pop ecx
jmp 0x509565
push 2
push ebx
push ebx
push dword [esi]
call fcn.00503b1e
add esp, 0x10
or eax, edx
je 0x50997e
push ebx
push ebx
push ebx
push dword [esi]
call fcn.00503b1e
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x50965f
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.004fe7f5
add esp, 0xc
cmp eax, 0xffffffff
je 0x50965f
cmp eax, 2
je 0x509922
cmp eax, 3
jne 0x509970
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x509922
mov byte [ebp - 2], 1
jmp 0x50977c
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x50977c
cmp eax, 2
jbe 0x50997e
cmp eax, 4
ja 0x509773
push 2
push ebx
push ebx
push dword [esi]
call fcn.00503b1e
add esp, 0x10
or eax, edx
je 0x50997e
push ebx
push ebx
push ebx
push dword [esi]
call fcn.00503b1e
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x50977c
jmp 0x50965f
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x50994a
push dword [esi]
call fcn.004fd40b
pop ecx
call fcn.004f7370
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x5099ff
cmp eax, 0xfeff
jne 0x509970
push ebx
push 2
push dword [esi]
call fcn.004fd82c
add esp, 0xc
cmp eax, 0xffffffff
je 0x50965f
mov byte [ebp - 2], 2
jmp 0x50977c
push ebx
push ebx
push dword [esi]
call fcn.004fd82c
add esp, 0xc
jmp 0x509914
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x50999e
dec eax
jne 0x50977c
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x5099ac
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.00503a42
add esp, 0xc
cmp eax, 0xffffffff
je 0x5099d2
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x5099ac
jmp 0x50977c
push dword [esi]
call fcn.004fd40b
pop ecx
call fcn.004f7370
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x5099ff
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x560fc0]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret