Function at 0x503390
Capabilities:
Create new key via cryptacquirecontext
Generate random numbers via winapi

Disassembly:
push ebx
mov ebx, esp
sub esp, 8
and esp, 0xfffffff8
add esp, 4
push ebp
mov ebp, dword [ebx + 4]
mov dword [esp + 4], ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x66fd96
mov eax, dword fs:[0]
push eax
push ebx
sub esp, 0x6c
mov eax, dword [0x703034]
xor eax, ebp
mov dword [ebp - 0x14], eax
push esi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
xor eax, eax
mov dword [ebp - 0x34], 0
xorps xmm0, xmm0
mov byte [ebp - 0x1c], 0
mov dword [ebp - 0x1b], eax
mov word [ebp - 0x17], ax
mov byte [ebp - 0x15], al
mov byte [ebp - 0x30], al
movups xmmword [ebp - 0x2f], xmm0
mov dword [ebp - 0x38], 0xf
mov dword [ebp - 0x3c], eax
mov byte [ebp - 0x4c], al
push eax
push 1
push str.Microsoft_Base_Cryptographic_Provider_v1.0
push eax
mov dword [ebp - 4], eax
lea eax, [ebp - 0x34]
push eax
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextW]
test eax, eax
je 0x50361d
lea eax, [ebp - 0x1c]
push eax
push 8
push dword [ebp - 0x34]
call dword [sym.imp.ADVAPI32.dll_CryptGenRandom]
test eax, eax
je 0x503612
movzx eax, byte [ebp - 0x15]
push eax
movzx eax, byte [ebp - 0x16]
push eax
movzx eax, byte [ebp - 0x17]
push eax
movzx eax, byte [ebp - 0x18]
push eax
movzx eax, byte [ebp - 0x19]
push eax
movzx eax, byte [ebp - 0x1a]
push eax
movzx eax, byte [ebp - 0x1b]
push eax
movzx eax, byte [ebp - 0x1c]
push eax
push str._02X_02X_02X_02X_02X_02X_02X_02X
lea eax, [ebp - 0x30]
push 0x11
push eax
call fcn.0043f8c9
add esp, 0x2c
push 0
push dword [ebp - 0x34]
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
test eax, eax
je 0x50361d
cmp byte [ebp - 0x30], 0
mov dword [ebp - 0x50], 0xf
mov dword [ebp - 0x54], 0
mov byte [ebp - 0x64], 0
jne 0x50349a
xor eax, eax
jmp 0x5034a6
lea eax, [ebp - 0x30]
push eax
call fcn.0063c700
add esp, 4
push eax
lea eax, [ebp - 0x30]
push eax
lea ecx, [ebp - 0x64]
call fcn.004292fd
lea edx, [ebp - 0x64]
mov byte [ebp - 4], 1
lea ecx, [ebp - 0x7c]
call fcn.00509a60
mov esi, eax
lea eax, [ebp - 0x4c]
cmp eax, esi
je 0x503530
mov eax, dword [ebp - 0x38]
cmp eax, 0x10
jb 0x503515
mov ecx, dword [ebp - 0x4c]
inc eax
cmp eax, 0x1000
jb 0x50350c
test cl, 0x1f
je 0x5034e8
call fcn.0063c6a1
mov eax, dword [ecx - 4]
cmp eax, ecx
jb 0x5034f4
call fcn.0063c6a1
sub ecx, eax
cmp ecx, 4
jae 0x503500
call fcn.0063c6a1
cmp ecx, 0x23
jbe 0x50350a
call fcn.0063c6a1
mov ecx, eax
push ecx
call fcn.00476f40
add esp, 4
push esi
lea ecx, [ebp - 0x4c]
mov dword [ebp - 0x38], 0xf
mov dword [ebp - 0x3c], 0
mov byte [ebp - 0x4c], 0
call fcn.00428ef3
mov eax, dword [ebp - 0x68]
cmp eax, 0x10
jb 0x50357a
mov ecx, dword [ebp - 0x7c]
inc eax
cmp eax, 0x1000
jb 0x503571
test cl, 0x1f
je 0x50354d
call fcn.0063c6a1
mov eax, dword [ecx - 4]
cmp eax, ecx
jb 0x503559
call fcn.0063c6a1
sub ecx, eax
cmp ecx, 4
jae 0x503565
call fcn.0063c6a1
cmp ecx, 0x23
jbe 0x50356f
call fcn.0063c6a1
mov ecx, eax
push ecx
call fcn.00476f40
add esp, 4
mov eax, dword [ebp - 0x50]
mov dword [ebp - 0x68], 0xf
mov dword [ebp - 0x6c], 0
mov byte [ebp - 0x7c], 0
cmp eax, 0x10
jb 0x5035d6
mov ecx, dword [ebp - 0x64]
inc eax
cmp eax, 0x1000
jb 0x5035cd
test cl, 0x1f
je 0x5035a9
call fcn.0063c6a1
mov eax, dword [ecx - 4]
cmp eax, ecx
jb 0x5035b5
call fcn.0063c6a1
sub ecx, eax
cmp ecx, 4
jae 0x5035c1
call fcn.0063c6a1
cmp ecx, 0x23
jbe 0x5035cb
call fcn.0063c6a1
mov ecx, eax
push ecx
call fcn.00476f40
add esp, 4
cmp dword [ebp - 0x3c], 0xac
jne 0x50361d
lea eax, [ebp - 0x30]
push eax
push 0x11
push 0x716525
call fcn.0064eb2e
add esp, 0xc
lea eax, [ebp - 0x4c]
cmp dword [ebp - 0x38], 0x10
cmovae eax, dword [ebp - 0x4c]
push eax
push 0xad
push 0x716478
call fcn.0064eb2e
add esp, 0xc
jmp 0x50361d
push 0
push dword [ebp - 0x34]
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
mov eax, dword [ebp - 0x38]
cmp eax, 0x10
jb 0x503667
mov ecx, dword [ebp - 0x4c]
inc eax
cmp eax, 0x1000
jb 0x50365e
test cl, 0x1f
je 0x50363a
call fcn.0063c6a1
mov eax, dword [ecx - 4]
cmp eax, ecx
jb 0x503646
call fcn.0063c6a1
sub ecx, eax
cmp ecx, 4
jae 0x503652
call fcn.0063c6a1
cmp ecx, 0x23
jbe 0x50365c
call fcn.0063c6a1
mov ecx, eax
push ecx
call fcn.00476f40
add esp, 4
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop esi
mov ecx, dword [ebp - 0x14]
xor ecx, ebp
call fcn.00620181
mov esp, ebp
pop ebp
mov esp, ebx
pop ebx
ret