Function at 0x1015c113
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 0x1015c142
mov dword [ebp - 0x2c], ebx
mov byte [ebp - 1], 0x10
jmp 0x1015c14c
mov dword [ebp - 0x2c], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.101628f1
test eax, eax
pop ecx
je 0x1015c167
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.10149655
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.10153526
test eax, eax
pop ecx
je 0x1015c182
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.10149655
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x1015c19f
test ecx, 0x74000
jne 0x1015c19b
cmp dword [ebp - 0x24], eax
je 0x1015c19f
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, SysReAllocString
je 0x1015c1f9
dec eax
je 0x1015c1e3
dec eax
je 0x1015c1de
call fcn.1014f469
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.1014f456
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.10149751
add esp, 0x14
jmp 0x1015c7ab
mov dword [ebp - 8], edx
jmp 0x1015c1fc
test cl, 8
je 0x1015c1f0
test ecx, 0x70000
jne 0x1015c1de
mov dword [ebp - 8], 0x40000000
jmp 0x1015c1fc
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x1015c23d
sub eax, ecx
je 0x1015c234
sub eax, ecx
je 0x1015c22b
sub eax, ecx
je 0x1015c222
sub eax, 0x40
jne 0x1015c1b8
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x1015c240
mov dword [ebp - 0x10], 3
jmp 0x1015c240
mov dword [ebp - 0x10], 2
jmp 0x1015c240
mov dword [ebp - 0x10], 1
jmp 0x1015c240
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 0x1015c293
je 0x1015c28a
cmp eax, ebx
je 0x1015c28a
cmp eax, edi
je 0x1015c281
cmp eax, 0x200
je 0x1015c306
cmp eax, 0x300
jne 0x1015c1b8
mov dword [ebp - 0x14], 2
jmp 0x1015c2b0
mov dword [ebp - 0x14], 4
jmp 0x1015c2b0
mov dword [ebp - 0x14], 3
jmp 0x1015c2b0
cmp eax, 0x500
je 0x1015c2a9
cmp eax, 0x600
je 0x1015c306
cmp eax, edx
jne 0x1015c1b8
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x1015c2d4
mov ecx, dword [0x101b1d54]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x1015c2d4
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x1015c2f0
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x1015c2f0
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x1015c2f9
or dword [ebp - 0xc], edi
test al, 0x20
je 0x1015c30f
or dword [ebp - 0xc], 0x8000000
jmp 0x1015c31a
mov dword [ebp - 0x14], 5
jmp 0x1015c2b0
test al, 0x10
je 0x1015c31a
or dword [ebp - 0xc], 0x10000000
call fcn.1015bf74
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x1015c340
call fcn.1014f469
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.1014f456
mov dword [eax], 0x18
jmp 0x1015c3ce
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 0x1015c3da
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x1015c3a6
test byte [ebp + 0x10], 1
je 0x1015c3a6
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 0x1015c3da
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x101b28a0]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.DLL_GetLastError]
push eax
call fcn.1014f47c
pop ecx
call fcn.1014f456
mov eax, dword [eax]
jmp 0x1015c867
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.DLL_GetFileType]
cmp eax, ebx
jne 0x1015c42b
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x101b28a0]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.DLL_GetLastError]
mov esi, eax
push esi
call fcn.1014f47c
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.DLL_CloseHandle]
cmp esi, ebx
jne 0x1015c3ce
call fcn.1014f456
mov dword [eax], 0xd
jmp 0x1015c3ce
cmp eax, 2
jne 0x1015c436
or byte [ebp - 1], 0x40
jmp 0x1015c43f
cmp eax, 3
jne 0x1015c43f
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.1015bd43
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x101b28a0]
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 + 0x101b28a0]
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 0x1015c514
test cl, 0x80
je 0x1015c5e4
test byte [ebp + 0x10], 2
je 0x1015c514
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.1015ada4
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x1015c4d3
call fcn.1014f469
cmp dword [eax], 0x83
je 0x1015c514
push dword [esi]
call fcn.1014f56e
jmp 0x1015c3cd
push 1
lea eax, [ebp - 4]
push eax
push dword [esi]
mov byte [ebp - 4], bl
call fcn.1014f6cf
add esp, 0xc
test eax, eax
jne 0x1015c504
cmp byte [ebp - 4], 0x1a
jne 0x1015c504
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.10162681
add esp, 0xc
cmp eax, edi
je 0x1015c4c7
push ebx
push ebx
push dword [esi]
call fcn.1015ada4
add esp, 0xc
cmp eax, edi
je 0x1015c4c7
test byte [ebp - 1], 0x80
je 0x1015c5e4
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x1015c53c
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x1015c539
or dword [ebp + 0x10], edi
jmp 0x1015c53c
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x1015c589
cmp eax, 0x10000
je 0x1015c575
cmp eax, 0x14000
je 0x1015c575
cmp eax, 0x20000
je 0x1015c583
cmp eax, 0x24000
je 0x1015c583
cmp eax, 0x40000
je 0x1015c56f
cmp eax, 0x44000
jne 0x1015c58c
mov byte [ebp - 2], 1
jmp 0x1015c58c
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x1015c58c
mov byte [ebp - 2], 2
jmp 0x1015c58c
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x1015c5e4
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x1015c5e4
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x1015c73e
cmp eax, 0x80000000
je 0x1015c705
cmp eax, ecx
jne 0x1015c5e4
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x1015c5e4
cmp eax, 2
jbe 0x1015c7e6
cmp eax, 4
jbe 0x1015c6d7
cmp eax, 5
je 0x1015c7e6
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x101b28a0]
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 + 0x101b28a0]
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 0x1015c656
test byte [ebp + 0x10], 8
je 0x1015c656
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x101b28a0]
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 0x1015c865
test byte [ebp + 0x10], 1
je 0x1015c865
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 0x1015c84e
call dword [sym.imp.KERNEL32.DLL_GetLastError]
push eax
call fcn.1014f47c
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x101b28a0]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.1015bdc0
pop ecx
jmp 0x1015c3cd
push 2
push ebx
push ebx
push dword [esi]
call fcn.1014fd8d
add esp, 0x10
or eax, edx
je 0x1015c7e6
push ebx
push ebx
push ebx
push dword [esi]
call fcn.1014fd8d
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x1015c4c7
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.1014f6cf
add esp, 0xc
cmp eax, 0xffffffff
je 0x1015c4c7
cmp eax, 2
je 0x1015c78a
cmp eax, 3
jne 0x1015c7d8
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x1015c78a
mov byte [ebp - 2], 1
jmp 0x1015c5e4
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x1015c5e4
cmp eax, 2
jbe 0x1015c7e6
cmp eax, 4
ja 0x1015c5db
push 2
push ebx
push ebx
push dword [esi]
call fcn.1014fd8d
add esp, 0x10
or eax, edx
je 0x1015c7e6
push ebx
push ebx
push ebx
push dword [esi]
call fcn.1014fd8d
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x1015c5e4
jmp 0x1015c4c7
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x1015c7b2
push dword [esi]
call fcn.1014f56e
pop ecx
call fcn.1014f456
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x1015c867
cmp eax, 0xfeff
jne 0x1015c7d8
push ebx
push 2
push dword [esi]
call fcn.1015ada4
add esp, 0xc
cmp eax, 0xffffffff
je 0x1015c4c7
mov byte [ebp - 2], 2
jmp 0x1015c5e4
push ebx
push ebx
push dword [esi]
call fcn.1015ada4
add esp, 0xc
jmp 0x1015c77c
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x1015c806
dec eax
jne 0x1015c5e4
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x1015c814
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.10158b18
add esp, 0xc
cmp eax, 0xffffffff
je 0x1015c83a
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x1015c814
jmp 0x1015c5e4
push dword [esi]
call fcn.1014f56e
pop ecx
call fcn.1014f456
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x1015c867
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x101b28a0]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret