Function at 0x408340
Capabilities:
Decode data using base64 via winapi
Import public key

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 0x45151b
mov eax, dword fs:[0]
push eax
push ebx
sub esp, 0x1ec
mov eax, dword [0x46c074]
xor eax, ebp
mov dword [ebp - 0x14], eax
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov dword [ebp - 0x17c], 0
mov dword [ebp - 4], 2
lea ecx, [ebp - 0x154]
push 0x10
push str.EaACgbiMC1HaxhwE
mov dword [ebp - 0x144], 0
mov dword [ebp - 0x140], 0xf
mov byte [ebp - 0x154], 0
call fcn.00401eb0
mov byte [ebp - 4], 3
lea ecx, [ebp - 0x13c]
push 4
push str._400
mov dword [ebp - 0x12c], 0
mov dword [ebp - 0x128], 0xf
mov byte [ebp - 0x13c], 0
call fcn.00401eb0
push 0
push 0
lea eax, [ebp - 0x174]
mov byte [ebp - 4], 4
push eax
push 0
push 0
push 0
push str._____BEGIN_PUBLIC_KEY_____MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAm_W2C6rMwtDNG_RsSKr3D4OviH3FZT8IP79h7GYRYACC5QhJ1CRkACFEi2wVP7VnykyDnW0WR93OY8NLUqDolutAUtBGYbYdUODPZ8Mzc1CM1WMRTv8n18MexxOsfRU3pcC94vho_OCqNbqf6EV7GQwBC5aYzKvsmWLoXwPEzycreMFcQVYvcxxqxCkxsuWcWRfrOM04AsGtKb35Iitp1JDOkT70ys8TvyHVx58OP_0TClC2DtivuYbjeqU2F6CmmRD1J0bsCLc2U2hjj2UFsefPhvwtoXWrnPzafJ2jkFDFK4v7ToVDaU5KEhqGTDz_Hqv51SglgcVcvQIDAQAB_____END_PUBLIC_KEY_____
call dword [sym.imp.CRYPT32.dll_CryptStringToBinaryA]
push dword [ebp - 0x174]
call fcn.0041bf43
add esp, 4
mov dword [ebp - 0x11c], 0
mov edi, eax
mov dword [ebp - 0x120], 0
lea eax, [ebp - 0x174]
push 0
push 0
push eax
push edi
push 0
push 0
push str._____BEGIN_PUBLIC_KEY_____MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAm_W2C6rMwtDNG_RsSKr3D4OviH3FZT8IP79h7GYRYACC5QhJ1CRkACFEi2wVP7VnykyDnW0WR93OY8NLUqDolutAUtBGYbYdUODPZ8Mzc1CM1WMRTv8n18MexxOsfRU3pcC94vho_OCqNbqf6EV7GQwBC5aYzKvsmWLoXwPEzycreMFcQVYvcxxqxCkxsuWcWRfrOM04AsGtKb35Iitp1JDOkT70ys8TvyHVx58OP_0TClC2DtivuYbjeqU2F6CmmRD1J0bsCLc2U2hjj2UFsefPhvwtoXWrnPzafJ2jkFDFK4v7ToVDaU5KEhqGTDz_Hqv51SglgcVcvQIDAQAB_____END_PUBLIC_KEY_____
call dword [sym.imp.CRYPT32.dll_CryptStringToBinaryA]
lea eax, [ebp - 0x158]
push eax
lea eax, [ebp - 0x178]
push eax
push 0
push 0x8000
push dword [ebp - 0x174]
push edi
push 8
push 1
call dword [sym.imp.CRYPT32.dll_CryptDecodeObjectEx]
test eax, eax
je 0x40870e
push 0xf0000000
push 1
push 0
push 0
lea eax, [ebp - 0x11c]
push eax
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextA]
test eax, eax
je 0x40870e
lea eax, [ebp - 0x120]
push eax
push dword [ebp - 0x178]
push 1
push dword [ebp - 0x11c]
call dword [sym.imp.CRYPT32.dll_CryptImportPublicKeyInfo]
test eax, eax
je 0x40870e
push dword [ebp - 0x178]
call dword [sym.imp.KERNEL32.DLL_LocalFree]
mov byte [ebp - 4], 5
lea ecx, [ebp - 0x194]
mov eax, dword [ebx + 0x18]
inc eax
mov dword [ebp - 0x184], 0
push eax
mov dword [ebp - 0x180], 0xf
mov byte [ebp - 0x194], 0
mov dword [ebp - 0x17c], 1
call fcn.0040fd10
cmp dword [ebx + 0x1c], 0x10
lea eax, [ebx + 8]
push dword [ebx + 0x18]
cmovae eax, dword [ebx + 8]
lea ecx, [ebp - 0x194]
push eax
call fcn.004039a0
push 1
push 0x4614fc
lea ecx, [ebp - 0x194]
call fcn.004039a0
lea eax, [ebx + 0x38]
push eax
lea edx, [ebp - 0x194]
lea ecx, [ebp - 0x1f8]
call fcn.0040f2c0
add esp, 4
push 1
push 0x4614fc
mov ecx, eax
mov byte [ebp - 4], 6
call fcn.004039a0
mov dword [ebp - 0x1b8], 0
mov dword [ebp - 0x1b4], 0
mov dword [ebp - 0x17c], 3
movups xmm0, xmmword [eax]
movups xmmword [ebp - 0x1c8], xmm0
movq xmm0, qword [eax + 0x10]
movq qword [ebp - 0x1b8], xmm0
mov dword [eax + 0x10], 0
mov dword [eax + 0x14], 0xf
mov byte [eax], 0
lea eax, [ebp - 0x154]
mov byte [ebp - 4], 7
push eax
lea edx, [ebp - 0x1c8]
lea ecx, [ebp - 0x1e0]
call fcn.0040f2c0
add esp, 4
push 1
push 0x4614fc
mov ecx, eax
mov byte [ebp - 4], 8
call fcn.004039a0
mov dword [ebp - 0x1a0], 0
mov dword [ebp - 0x19c], 0
mov dword [ebp - 0x17c], 7
movups xmm0, xmmword [eax]
movups xmmword [ebp - 0x1b0], xmm0
movq xmm0, qword [eax + 0x10]
movq qword [ebp - 0x1a0], xmm0
mov dword [eax + 0x10], 0
mov dword [eax + 0x14], 0xf
mov byte [eax], 0
lea eax, [ebp - 0x13c]
mov byte [ebp - 4], 9
push eax
lea edx, [ebp - 0x1b0]
lea ecx, [ebp - 0x170]
call fcn.0040f2c0
add esp, 4
lea ecx, [ebp - 0x1b0]
call fcn.00401ae0
lea ecx, [ebp - 0x1e0]
call fcn.00401ae0
lea ecx, [ebp - 0x1c8]
call fcn.00401ae0
lea ecx, [ebp - 0x1f8]
call fcn.00401ae0
lea ecx, [ebp - 0x194]
mov byte [ebp - 4], 0xf
call fcn.00401ae0
cmp dword [ebp - 0x15c], 0x10
lea eax, [ebp - 0x170]
cmovae eax, dword [ebp - 0x170]
push eax
lea eax, [ebp - 0x118]
push 0x100
push eax
call fcn.00403c90
mov eax, dword [ebp - 0x160]
sub esp, 0xc
inc eax
mov dword [ebp - 0x17c], esp
mov dword [ebp - 0x124], eax
mov ecx, esp
lea eax, [ebx + 0x38]
push eax
call fcn.00401b80
sub esp, 0x18
mov byte [ebp - 4], 0x10
lea eax, [ebx + 0x20]
mov ecx, esp
push eax
call fcn.00401b80
push dword [ebp - 0x120]
lea eax, [ebp - 0x124]
mov byte [ebp - 4], 0xf
push eax
push ecx
lea eax, [ebp - 0x118]
push eax
call fcn.004081b0
lea ecx, [ebp - 0x170]
call fcn.00401ae0
lea ecx, [ebp - 0x13c]
call fcn.00401ae0
lea ecx, [ebp - 0x154]
call fcn.00401ae0
jmp 0x4087dc
mov eax, dword [ebp - 0x128]
cmp eax, 0x10
jb 0x40875a
mov ecx, dword [ebp - 0x13c]
inc eax
cmp eax, 0x1000
jb 0x408751
test cl, 0x1f
jne 0x4088d5
mov eax, dword [ecx - 4]
cmp eax, ecx
jae 0x4088d5
sub ecx, eax
cmp ecx, 4
jb 0x4088d5
cmp ecx, 0x23
ja 0x4088d5
mov ecx, eax
push ecx
call fcn.0041bf0d
add esp, 4
mov eax, dword [ebp - 0x140]
mov dword [ebp - 0x12c], 0
mov dword [ebp - 0x128], 0xf
mov byte [ebp - 0x13c], 0
cmp eax, 0x10
jb 0x4087c1
mov ecx, dword [ebp - 0x154]
inc eax
cmp eax, 0x1000
jb 0x4087b8
test cl, 0x1f
jne 0x4088d5
mov eax, dword [ecx - 4]
cmp eax, ecx
jae 0x4088d5
sub ecx, eax
cmp ecx, 4
jb 0x4088d5
cmp ecx, 0x23
ja 0x4088d5
mov ecx, eax
push ecx
call fcn.0041bf0d
add esp, 4
mov dword [ebp - 0x144], 0
mov dword [ebp - 0x140], 0xf
mov byte [ebp - 0x154], 0
mov eax, dword [ebx + 0x1c]
cmp eax, 0x10
jb 0x408822
mov ecx, dword [ebx + 8]
inc eax
cmp eax, 0x1000
jb 0x408819
test cl, 0x1f
jne 0x4088d5
mov eax, dword [ecx - 4]
cmp eax, ecx
jae 0x4088d5
sub ecx, eax
cmp ecx, 4
jb 0x4088d5
cmp ecx, 0x23
ja 0x4088d5
mov ecx, eax
push ecx
call fcn.0041bf0d
add esp, 4
mov eax, dword [ebx + 0x34]
mov dword [ebx + 0x18], 0
mov dword [ebx + 0x1c], 0xf
mov byte [ebx + 8], 0
cmp eax, 0x10
jb 0x40886e
mov ecx, dword [ebx + 0x20]
inc eax
cmp eax, 0x1000
jb 0x408865
test cl, 0x1f
jne 0x4088d5
mov eax, dword [ecx - 4]
cmp eax, ecx
jae 0x4088d5
sub ecx, eax
cmp ecx, 4
jb 0x4088d5
cmp ecx, 0x23
ja 0x4088d5
mov ecx, eax
push ecx
call fcn.0041bf0d
add esp, 4
mov eax, dword [ebx + 0x4c]
mov dword [ebx + 0x30], 0
mov dword [ebx + 0x34], 0xf
mov byte [ebx + 0x20], 0
cmp eax, 0x10
jb 0x4088b6
mov ecx, dword [ebx + 0x38]
inc eax
cmp eax, 0x1000
jb 0x4088ad
test cl, 0x1f
jne 0x4088d5
mov eax, dword [ecx - 4]
cmp eax, ecx
jae 0x4088d5
sub ecx, eax
cmp ecx, 4
jb 0x4088d5
cmp ecx, 0x23
ja 0x4088d5
mov ecx, eax
push ecx
call fcn.0041bf0d
add esp, 4
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
mov ecx, dword [ebp - 0x14]
xor ecx, ebp
call fcn.0041bb6a
mov esp, ebp
pop ebp
mov esp, ebx
pop ebx
ret 0x48
call fcn.00437255
int3