Function at 0x100a8058
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 0x100a8087
mov dword [ebp - 0x2c], ebx
mov byte [ebp - 1], 0x10
jmp 0x100a8091
mov dword [ebp - 0x2c], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.100aa1af
test eax, eax
pop ecx
je 0x100a80ac
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.100858d0
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.1008e234
test eax, eax
pop ecx
je 0x100a80c7
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.100858d0
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x100a80e4
test ecx, 0x74000
jne 0x100a80e0
cmp dword [ebp - 0x24], eax
je 0x100a80e4
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, SysReAllocStringLen
je 0x100a813e
dec eax
je 0x100a8128
dec eax
je 0x100a8123
call fcn.1008c6ca
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.1008c6b7
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.100859cc
add esp, 0x14
jmp 0x100a86f0
mov dword [ebp - 8], edx
jmp 0x100a8141
test cl, 8
je 0x100a8135
test ecx, 0x70000
jne 0x100a8123
mov dword [ebp - 8], 0x40000000
jmp 0x100a8141
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x100a8182
sub eax, ecx
je 0x100a8179
sub eax, ecx
je 0x100a8170
sub eax, ecx
je 0x100a8167
sub eax, 0x40
jne 0x100a80fd
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x100a8185
mov dword [ebp - 0x10], 3
jmp 0x100a8185
mov dword [ebp - 0x10], 2
jmp 0x100a8185
mov dword [ebp - 0x10], 1
jmp 0x100a8185
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 0x100a81d8
je 0x100a81cf
cmp eax, ebx
je 0x100a81cf
cmp eax, edi
je 0x100a81c6
cmp eax, 0x200
je 0x100a824b
cmp eax, 0x300
jne 0x100a80fd
mov dword [ebp - 0x14], 2
jmp 0x100a81f5
mov dword [ebp - 0x14], 4
jmp 0x100a81f5
mov dword [ebp - 0x14], 3
jmp 0x100a81f5
cmp eax, 0x500
je 0x100a81ee
cmp eax, 0x600
je 0x100a824b
cmp eax, edx
jne 0x100a80fd
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x100a8219
mov ecx, dword [0x10219868]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x100a8219
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x100a8235
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x100a8235
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x100a823e
or dword [ebp - 0xc], edi
test al, 0x20
je 0x100a8254
or dword [ebp - 0xc], 0x8000000
jmp 0x100a825f
mov dword [ebp - 0x14], 5
jmp 0x100a81f5
test al, 0x10
je 0x100a825f
or dword [ebp - 0xc], 0x10000000
call fcn.100a4555
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x100a8285
call fcn.1008c6ca
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.1008c6b7
mov dword [eax], 0x18
jmp 0x100a8313
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 0x100a831f
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x100a82eb
test byte [ebp + 0x10], 1
je 0x100a82eb
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 0x100a831f
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x1021c8a0]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.1008c6dd
pop ecx
call fcn.1008c6b7
mov eax, dword [eax]
jmp 0x100a87ac
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, ebx
jne 0x100a8370
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x1021c8a0]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
call fcn.1008c6dd
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp esi, ebx
jne 0x100a8313
call fcn.1008c6b7
mov dword [eax], 0xd
jmp 0x100a8313
cmp eax, 2
jne 0x100a837b
or byte [ebp - 1], 0x40
jmp 0x100a8384
cmp eax, 3
jne 0x100a8384
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.100a4324
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x1021c8a0]
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 + 0x1021c8a0]
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 0x100a8459
test cl, 0x80
je 0x100a8529
test byte [ebp + 0x10], 2
je 0x100a8459
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.1009d91a
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x100a8418
call fcn.1008c6ca
cmp dword [eax], 0x83
je 0x100a8459
push dword [esi]
call fcn.10092554
jmp 0x100a8312
push 1
lea eax, [ebp - 4]
push eax
push dword [esi]
mov byte [ebp - 4], bl
call fcn.1009cfd0
add esp, 0xc
test eax, eax
jne 0x100a8449
cmp byte [ebp - 4], 0x1a
jne 0x100a8449
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.100a9f3f
add esp, 0xc
cmp eax, edi
je 0x100a840c
push ebx
push ebx
push dword [esi]
call fcn.1009d91a
add esp, 0xc
cmp eax, edi
je 0x100a840c
test byte [ebp - 1], 0x80
je 0x100a8529
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x100a8481
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x100a847e
or dword [ebp + 0x10], edi
jmp 0x100a8481
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x100a84ce
cmp eax, 0x10000
je 0x100a84ba
cmp eax, 0x14000
je 0x100a84ba
cmp eax, 0x20000
je 0x100a84c8
cmp eax, 0x24000
je 0x100a84c8
cmp eax, 0x40000
je 0x100a84b4
cmp eax, 0x44000
jne 0x100a84d1
mov byte [ebp - 2], 1
jmp 0x100a84d1
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x100a84d1
mov byte [ebp - 2], 2
jmp 0x100a84d1
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x100a8529
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x100a8529
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x100a8683
cmp eax, 0x80000000
je 0x100a864a
cmp eax, ecx
jne 0x100a8529
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x100a8529
cmp eax, 2
jbe 0x100a872b
cmp eax, 4
jbe 0x100a861c
cmp eax, 5
je 0x100a872b
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x1021c8a0]
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 + 0x1021c8a0]
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 0x100a859b
test byte [ebp + 0x10], 8
je 0x100a859b
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x1021c8a0]
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 0x100a87aa
test byte [ebp + 0x10], 1
je 0x100a87aa
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 0x100a8793
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.1008c6dd
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x1021c8a0]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.100a43a1
pop ecx
jmp 0x100a8312
push 2
push ebx
push ebx
push dword [esi]
call fcn.100a3bdc
add esp, 0x10
or eax, edx
je 0x100a872b
push ebx
push ebx
push ebx
push dword [esi]
call fcn.100a3bdc
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x100a840c
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.1009cfd0
add esp, 0xc
cmp eax, 0xffffffff
je 0x100a840c
cmp eax, 2
je 0x100a86cf
cmp eax, 3
jne 0x100a871d
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x100a86cf
mov byte [ebp - 2], 1
jmp 0x100a8529
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x100a8529
cmp eax, 2
jbe 0x100a872b
cmp eax, 4
ja 0x100a8520
push 2
push ebx
push ebx
push dword [esi]
call fcn.100a3bdc
add esp, 0x10
or eax, edx
je 0x100a872b
push ebx
push ebx
push ebx
push dword [esi]
call fcn.100a3bdc
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x100a8529
jmp 0x100a840c
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x100a86f7
push dword [esi]
call fcn.10092554
pop ecx
call fcn.1008c6b7
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x100a87ac
cmp eax, 0xfeff
jne 0x100a871d
push ebx
push 2
push dword [esi]
call fcn.1009d91a
add esp, 0xc
cmp eax, 0xffffffff
je 0x100a840c
mov byte [ebp - 2], 2
jmp 0x100a8529
push ebx
push ebx
push dword [esi]
call fcn.1009d91a
add esp, 0xc
jmp 0x100a86c1
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x100a874b
dec eax
jne 0x100a8529
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x100a8759
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.1009304f
add esp, 0xc
cmp eax, 0xffffffff
je 0x100a877f
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x100a8759
jmp 0x100a8529
push dword [esi]
call fcn.10092554
pop ecx
call fcn.1008c6b7
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x100a87ac
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x1021c8a0]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret