Function at 0x1001d83b
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 0x1001d86a
mov dword [ebp - 0x2c], ebx
mov byte [ebp - 1], 0x10
jmp 0x1001d874
mov dword [ebp - 0x2c], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.10020186
test eax, eax
pop ecx
je 0x1001d88f
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.1000e0e5
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.100148a1
test eax, eax
pop ecx
je 0x1001d8aa
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.1000e0e5
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x1001d8c7
test ecx, 0x74000
jne 0x1001d8c3
cmp dword [ebp - 0x24], eax
je 0x1001d8c7
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, connect
je 0x1001d921
dec eax
je 0x1001d90b
dec eax
je 0x1001d906
call fcn.10012d0b
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.10012cf8
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.1000e1e1
add esp, 0x14
jmp 0x1001ded3
mov dword [ebp - 8], edx
jmp 0x1001d924
test cl, 8
je 0x1001d918
test ecx, 0x70000
jne 0x1001d906
mov dword [ebp - 8], 0x40000000
jmp 0x1001d924
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x1001d965
sub eax, ecx
je 0x1001d95c
sub eax, ecx
je 0x1001d953
sub eax, ecx
je 0x1001d94a
sub eax, 0x40
jne 0x1001d8e0
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x1001d968
mov dword [ebp - 0x10], 3
jmp 0x1001d968
mov dword [ebp - 0x10], 2
jmp 0x1001d968
mov dword [ebp - 0x10], 1
jmp 0x1001d968
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 0x1001d9bb
je 0x1001d9b2
cmp eax, ebx
je 0x1001d9b2
cmp eax, edi
je 0x1001d9a9
cmp eax, 0x200
je 0x1001da2e
cmp eax, 0x300
jne 0x1001d8e0
mov dword [ebp - 0x14], 2
jmp 0x1001d9d8
mov dword [ebp - 0x14], 4
jmp 0x1001d9d8
mov dword [ebp - 0x14], 3
jmp 0x1001d9d8
cmp eax, 0x500
je 0x1001d9d1
cmp eax, 0x600
je 0x1001da2e
cmp eax, edx
jne 0x1001d8e0
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x1001d9fc
mov ecx, dword [0x10031e90]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x1001d9fc
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x1001da18
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x1001da18
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x1001da21
or dword [ebp - 0xc], edi
test al, 0x20
je 0x1001da37
or dword [ebp - 0xc], 0x8000000
jmp 0x1001da42
mov dword [ebp - 0x14], 5
jmp 0x1001d9d8
test al, 0x10
je 0x1001da42
or dword [ebp - 0xc], 0x10000000
call fcn.1001ee52
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x1001da68
call fcn.10012d0b
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.10012cf8
mov dword [eax], 0x18
jmp 0x1001daf6
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 0x1001db02
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x1001dace
test byte [ebp + 0x10], 1
je 0x1001dace
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 0x1001db02
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x10032420]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.10012d1e
pop ecx
call fcn.10012cf8
mov eax, dword [eax]
jmp 0x1001df8f
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, ebx
jne 0x1001db53
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x10032420]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
call fcn.10012d1e
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp esi, ebx
jne 0x1001daf6
call fcn.10012cf8
mov dword [eax], 0xd
jmp 0x1001daf6
cmp eax, 2
jne 0x1001db5e
or byte [ebp - 1], 0x40
jmp 0x1001db67
cmp eax, 3
jne 0x1001db67
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.1001ec21
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x10032420]
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 + 0x10032420]
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 0x1001dc3c
test cl, 0x80
je 0x1001dd0c
test byte [ebp + 0x10], 2
je 0x1001dc3c
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.10020058
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x1001dbfb
call fcn.10012d0b
cmp dword [eax], 0x83
je 0x1001dc3c
push dword [esi]
call fcn.100165a0
jmp 0x1001daf5
push 1
lea eax, [ebp - 4]
push eax
push dword [esi]
mov byte [ebp - 4], bl
call fcn.1001e563
add esp, 0xc
test eax, eax
jne 0x1001dc2c
cmp byte [ebp - 4], 0x1a
jne 0x1001dc2c
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.1001fea4
add esp, 0xc
cmp eax, edi
je 0x1001dbef
push ebx
push ebx
push dword [esi]
call fcn.10020058
add esp, 0xc
cmp eax, edi
je 0x1001dbef
test byte [ebp - 1], 0x80
je 0x1001dd0c
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x1001dc64
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x1001dc61
or dword [ebp + 0x10], edi
jmp 0x1001dc64
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x1001dcb1
cmp eax, 0x10000
je 0x1001dc9d
cmp eax, 0x14000
je 0x1001dc9d
cmp eax, 0x20000
je 0x1001dcab
cmp eax, 0x24000
je 0x1001dcab
cmp eax, 0x40000
je 0x1001dc97
cmp eax, 0x44000
jne 0x1001dcb4
mov byte [ebp - 2], 1
jmp 0x1001dcb4
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x1001dcb4
mov byte [ebp - 2], 2
jmp 0x1001dcb4
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x1001dd0c
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x1001dd0c
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x1001de66
cmp eax, 0x80000000
je 0x1001de2d
cmp eax, ecx
jne 0x1001dd0c
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x1001dd0c
cmp eax, 2
jbe 0x1001df0e
cmp eax, 4
jbe 0x1001ddff
cmp eax, 5
je 0x1001df0e
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x10032420]
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 + 0x10032420]
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 0x1001dd7e
test byte [ebp + 0x10], 8
je 0x1001dd7e
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x10032420]
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 0x1001df8d
test byte [ebp + 0x10], 1
je 0x1001df8d
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 0x1001df76
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.10012d1e
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x10032420]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.1001ec9e
pop ecx
jmp 0x1001daf5
push 2
push ebx
push ebx
push dword [esi]
call fcn.1001c040
add esp, 0x10
or eax, edx
je 0x1001df0e
push ebx
push ebx
push ebx
push dword [esi]
call fcn.1001c040
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x1001dbef
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.1001e563
add esp, 0xc
cmp eax, 0xffffffff
je 0x1001dbef
cmp eax, 2
je 0x1001deb2
cmp eax, 3
jne 0x1001df00
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x1001deb2
mov byte [ebp - 2], 1
jmp 0x1001dd0c
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x1001dd0c
cmp eax, 2
jbe 0x1001df0e
cmp eax, 4
ja 0x1001dd03
push 2
push ebx
push ebx
push dword [esi]
call fcn.1001c040
add esp, 0x10
or eax, edx
je 0x1001df0e
push ebx
push ebx
push ebx
push dword [esi]
call fcn.1001c040
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x1001dd0c
jmp 0x1001dbef
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x1001deda
push dword [esi]
call fcn.100165a0
pop ecx
call fcn.10012cf8
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x1001df8f
cmp eax, 0xfeff
jne 0x1001df00
push ebx
push 2
push dword [esi]
call fcn.10020058
add esp, 0xc
cmp eax, 0xffffffff
je 0x1001dbef
mov byte [ebp - 2], 2
jmp 0x1001dd0c
push ebx
push ebx
push dword [esi]
call fcn.10020058
add esp, 0xc
jmp 0x1001dea4
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x1001df2e
dec eax
jne 0x1001dd0c
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x1001df3c
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.1001c7a2
add esp, 0xc
cmp eax, 0xffffffff
je 0x1001df62
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x1001df3c
jmp 0x1001dd0c
push dword [esi]
call fcn.100165a0
pop ecx
call fcn.10012cf8
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x1001df8f
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x10032420]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret