Function at 0x5a57e9
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 0x5a5818
mov dword [ebp - 0x2c], ebx
mov byte [ebp - 1], 0x10
jmp 0x5a5822
mov dword [ebp - 0x2c], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.005a6463
test eax, eax
pop ecx
je 0x5a583d
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.005a3a31
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.005a04d8
test eax, eax
pop ecx
je 0x5a5858
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.005a3a31
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x5a5875
test ecx, 0x74000
jne 0x5a5871
cmp dword [ebp - 0x24], eax
je 0x5a5875
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, SysReAllocStringLen
je 0x5a58cf
dec eax
je 0x5a58b9
dec eax
je 0x5a58b4
call fcn.005a8a54
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.005a8a41
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.005a3b2d
add esp, 0x14
jmp 0x5a5e81
mov dword [ebp - 8], edx
jmp 0x5a58d2
test cl, 8
je 0x5a58c6
test ecx, 0x70000
jne 0x5a58b4
mov dword [ebp - 8], 0x40000000
jmp 0x5a58d2
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x5a5913
sub eax, ecx
je 0x5a590a
sub eax, ecx
je 0x5a5901
sub eax, ecx
je 0x5a58f8
sub eax, 0x40
jne 0x5a588e
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x5a5916
mov dword [ebp - 0x10], 3
jmp 0x5a5916
mov dword [ebp - 0x10], 2
jmp 0x5a5916
mov dword [ebp - 0x10], 1
jmp 0x5a5916
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 0x5a5969
je 0x5a5960
cmp eax, ebx
je 0x5a5960
cmp eax, edi
je 0x5a5957
cmp eax, 0x200
je 0x5a59dc
cmp eax, 0x300
jne 0x5a588e
mov dword [ebp - 0x14], 2
jmp 0x5a5986
mov dword [ebp - 0x14], 4
jmp 0x5a5986
mov dword [ebp - 0x14], 3
jmp 0x5a5986
cmp eax, 0x500
je 0x5a597f
cmp eax, 0x600
je 0x5a59dc
cmp eax, edx
jne 0x5a588e
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x5a59aa
mov ecx, dword [0x6a8530]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x5a59aa
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x5a59c6
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x5a59c6
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x5a59cf
or dword [ebp - 0xc], edi
test al, 0x20
je 0x5a59e5
or dword [ebp - 0xc], 0x8000000
jmp 0x5a59f0
mov dword [ebp - 0x14], 5
jmp 0x5a5986
test al, 0x10
je 0x5a59f0
or dword [ebp - 0xc], 0x10000000
call fcn.005b7d92
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x5a5a16
call fcn.005a8a54
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.005a8a41
mov dword [eax], 0x18
jmp 0x5a5aa4
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 0x5a5ab0
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x5a5a7c
test byte [ebp + 0x10], 1
je 0x5a5a7c
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 0x5a5ab0
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x6bc300]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.kernel32.dll_GetLastError]
push eax
call fcn.005a8a67
pop ecx
call fcn.005a8a41
mov eax, dword [eax]
jmp 0x5a5f3d
push dword [ebp - 0x1c]
call dword [sym.imp.kernel32.dll_GetFileType]
cmp eax, ebx
jne 0x5a5b01
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x6bc300]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.kernel32.dll_GetLastError]
mov esi, eax
push esi
call fcn.005a8a67
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.kernel32.dll_CloseHandle]
cmp esi, ebx
jne 0x5a5aa4
call fcn.005a8a41
mov dword [eax], 0xd
jmp 0x5a5aa4
cmp eax, 2
jne 0x5a5b0c
or byte [ebp - 1], 0x40
jmp 0x5a5b15
cmp eax, 3
jne 0x5a5b15
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.005b7b61
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x6bc300]
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 + 0x6bc300]
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 0x5a5bea
test cl, 0x80
je 0x5a5cba
test byte [ebp + 0x10], 2
je 0x5a5bea
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.005a742d
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x5a5ba9
call fcn.005a8a54
cmp dword [eax], 0x83
je 0x5a5bea
push dword [esi]
call fcn.005a757b
jmp 0x5a5aa3
push 1
lea eax, [ebp - 4]
push eax
push dword [esi]
mov byte [ebp - 4], bl
call fcn.005a66cd
add esp, 0xc
test eax, eax
jne 0x5a5bda
cmp byte [ebp - 4], 0x1a
jne 0x5a5bda
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.005ba6c4
add esp, 0xc
cmp eax, edi
je 0x5a5b9d
push ebx
push ebx
push dword [esi]
call fcn.005a742d
add esp, 0xc
cmp eax, edi
je 0x5a5b9d
test byte [ebp - 1], 0x80
je 0x5a5cba
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x5a5c12
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x5a5c0f
or dword [ebp + 0x10], edi
jmp 0x5a5c12
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x5a5c5f
cmp eax, 0x10000
je 0x5a5c4b
cmp eax, 0x14000
je 0x5a5c4b
cmp eax, 0x20000
je 0x5a5c59
cmp eax, 0x24000
je 0x5a5c59
cmp eax, 0x40000
je 0x5a5c45
cmp eax, 0x44000
jne 0x5a5c62
mov byte [ebp - 2], 1
jmp 0x5a5c62
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x5a5c62
mov byte [ebp - 2], 2
jmp 0x5a5c62
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x5a5cba
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x5a5cba
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x5a5e14
cmp eax, 0x80000000
je 0x5a5ddb
cmp eax, ecx
jne 0x5a5cba
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x5a5cba
cmp eax, 2
jbe 0x5a5ebc
cmp eax, 4
jbe 0x5a5dad
cmp eax, 5
je 0x5a5ebc
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x6bc300]
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 + 0x6bc300]
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 0x5a5d2c
test byte [ebp + 0x10], 8
je 0x5a5d2c
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x6bc300]
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 0x5a5f3b
test byte [ebp + 0x10], 1
je 0x5a5f3b
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 0x5a5f24
call dword [sym.imp.kernel32.dll_GetLastError]
push eax
call fcn.005a8a67
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x6bc300]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.005b7bde
pop ecx
jmp 0x5a5aa3
push 2
push ebx
push ebx
push dword [esi]
call fcn.005ba528
add esp, 0x10
or eax, edx
je 0x5a5ebc
push ebx
push ebx
push ebx
push dword [esi]
call fcn.005ba528
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x5a5b9d
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.005a66cd
add esp, 0xc
cmp eax, 0xffffffff
je 0x5a5b9d
cmp eax, 2
je 0x5a5e60
cmp eax, 3
jne 0x5a5eae
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x5a5e60
mov byte [ebp - 2], 1
jmp 0x5a5cba
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x5a5cba
cmp eax, 2
jbe 0x5a5ebc
cmp eax, 4
ja 0x5a5cb1
push 2
push ebx
push ebx
push dword [esi]
call fcn.005ba528
add esp, 0x10
or eax, edx
je 0x5a5ebc
push ebx
push ebx
push ebx
push dword [esi]
call fcn.005ba528
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x5a5cba
jmp 0x5a5b9d
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x5a5e88
push dword [esi]
call fcn.005a757b
pop ecx
call fcn.005a8a41
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x5a5f3d
cmp eax, 0xfeff
jne 0x5a5eae
push ebx
push 2
push dword [esi]
call fcn.005a742d
add esp, 0xc
cmp eax, 0xffffffff
je 0x5a5b9d
mov byte [ebp - 2], 2
jmp 0x5a5cba
push ebx
push ebx
push dword [esi]
call fcn.005a742d
add esp, 0xc
jmp 0x5a5e52
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x5a5edc
dec eax
jne 0x5a5cba
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x5a5eea
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.005a7351
add esp, 0xc
cmp eax, 0xffffffff
je 0x5a5f10
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x5a5eea
jmp 0x5a5cba
push dword [esi]
call fcn.005a757b
pop ecx
call fcn.005a8a41
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x5a5f3d
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x6bc300]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret