Function at 0x443260
Capabilities:
Decrypt data via sspi
Receive data
Receive data on socket
Resolve function by parsing pe exports

Disassembly:
sub esp, 0x5c
mov eax, dword [0x45a220]
xor eax, esp
mov dword [esp + 0x58], eax
mov eax, dword [esp + 0x64]
push ebx
push ebp
mov ebp, dword [esp + 0x68]
push esi
push edi
mov dword [esp + 0x24], eax
xor esi, esi
mov eax, dword [esp + 0x78]
push 0x30
mov dword [esp + 0x18], eax
lea eax, [esp + 0x3c]
push esi
push eax
mov dword [esp + 0x1c], ebp
call sub.VCRUNTIME140.dll_memset
mov ebp, dword [ebp + 0x74]
xor eax, eax
add esp, 0xc
mov dword [esp + 0x18], eax
xor edi, edi
xor ebx, ebx
mov ecx, dword [ebp + 0x18]
add ecx, dword [ebp + 0x14]
add ecx, dword [ebp + 0x10]
mov dword [esp + 0x28], ecx
cmp dword [ebp + 0x34], eax
je 0x443320
mov esi, dword [ebp + 0x30]
mov ebx, dword [esp + 0x14]
cmp ebx, esi
cmovb esi, ebx
push esi
push dword [ebp + 0x38]
push dword [esp + 0x2c]
call sub.VCRUNTIME140.dll_memcpy
mov eax, dword [ebp + 0x30]
add esp, 0xc
mov ecx, dword [ebp + 0x38]
cmp eax, ebx
jbe 0x443309
sub eax, ebx
push eax
lea eax, [ecx + ebx]
push eax
push ecx
call sub.VCRUNTIME140.dll_memmove
add esp, 0xc
mov eax, esi
sub dword [ebp + 0x30], ebx
pop edi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x58]
xor ecx, esp
call fcn.0044c1b1
add esp, 0x5c
ret
push ecx
call dword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
xorps xmm0, xmm0
movq qword [ebp + 0x30], xmm0
mov dword [ebp + 0x38], edi
jmp 0x4435d3
push ecx
push 1
call dword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_calloc]
mov ecx, eax
add esp, 8
mov dword [esp + 0x20], ecx
test ecx, ecx
jne 0x443357
push 0x80090300
call dword [sym.imp.KERNEL32.dll_SetLastError]
pop edi
pop esi
pop ebp
or eax, 0xffffffff
pop ebx
mov ecx, dword [esp + 0x58]
xor ecx, esp
call fcn.0044c1b1
add esp, 0x5c
ret
mov edx, dword [esp + 0x10]
mov eax, dword [edx + 0x74]
add eax, 0x24
mov dword [esp + 0x1c], eax
cmp dword [eax + 4], ebx
je 0x4433a4
push dword [eax]
push dword [eax + 8]
push ecx
call sub.VCRUNTIME140.dll_memcpy
mov ecx, dword [esp + 0x28]
mov eax, dword [ecx]
push dword [ecx + 8]
mov dword [esp + 0x28], eax
call dword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
mov eax, dword [esp + 0x2c]
xorps xmm0, xmm0
add esp, 0x10
movq qword [eax], xmm0
mov dword [eax + 8], ebx
nop dword [eax]
mov edx, dword [esp + 0x10]
mov ecx, dword [esp + 0x18]
test ecx, ecx
je 0x4433b4
cmp esi, 0x80090318
jne 0x4433df
mov eax, dword [esp + 0x28]
push 0
sub eax, ecx
push eax
mov eax, dword [esp + 0x28]
add eax, ecx
push eax
push dword [edx + 4]
call dword [sym.imp.WS2_32.dll_recv]
test eax, eax
jle 0x4435b3
mov ecx, dword [esp + 0x18]
add ecx, eax
mov dword [esp + 0x18], ecx
lea eax, [esp + 0x38]
mov dword [esp + 0x2c], 0
mov dword [esp + 0x34], eax
mov eax, dword [esp + 0x20]
mov dword [esp + 0x40], eax
lea eax, [esp + 0x2c]
push 0
push 0
push eax
mov eax, dword [esp + 0x1c]
mov dword [esp + 0x3c], 4
mov dword [esp + 0x48], 1
mov dword [esp + 0x44], ecx
mov eax, dword [eax + 0x74]
push dword [eax + 0xc]
call sub.Secur32.dll_DecryptMessage
mov esi, eax
cmp esi, 0x90317
je 0x4435c7
test esi, esi
je 0x443458
cmp esi, 0x90321
je 0x443458
cmp esi, 0x80090318
je 0x4433a0
push esi
call dword [sym.imp.KERNEL32.dll_SetLastError]
or esi, 0xffffffff
jmp 0x4435c9
mov ecx, dword [esp + 0x3c]
lea eax, [esp + 0x38]
cmp ecx, 1
cmovne eax, edi
mov edi, eax
test ebx, ebx
jne 0x443478
cmp ecx, 5
lea eax, [esp + 0x38]
cmovne eax, ebx
mov ebx, eax
mov ecx, dword [esp + 0x48]
test edi, edi
jne 0x44348c
cmp ecx, 1
lea eax, [esp + 0x44]
cmovne eax, edi
mov edi, eax
test ebx, ebx
jne 0x44349c
cmp ecx, 5
lea eax, [esp + 0x44]
cmovne eax, ebx
mov ebx, eax
mov ecx, dword [esp + 0x54]
test edi, edi
jne 0x4434b0
cmp ecx, 1
lea eax, [esp + 0x50]
cmovne eax, edi
mov edi, eax
test ebx, ebx
jne 0x4434c0
cmp ecx, 5
lea eax, [esp + 0x50]
cmovne eax, ebx
mov ebx, eax
mov ecx, dword [esp + 0x60]
test edi, edi
jne 0x4434d4
cmp ecx, 1
lea eax, [esp + 0x5c]
cmovne eax, edi
mov edi, eax
test ebx, ebx
jne 0x4434e1
cmp ecx, 5
jne 0x44350e
lea ebx, [esp + 0x5c]
mov ecx, dword [esp + 0x1c]
mov dword [ecx + 4], 5
mov eax, dword [ebx]
push eax
push 1
mov dword [ecx], eax
call dword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_calloc]
mov ecx, dword [esp + 0x24]
push dword [ecx]
mov dword [ecx + 8], eax
push dword [ebx + 8]
push eax
call sub.VCRUNTIME140.dll_memcpy
add esp, 0x14
test edi, edi
jne 0x443545
cmp esi, 0x90321
jne 0x4433a0
push edi
push edi
push dword [esp + 0x18]
call fcn.004435f0
mov esi, eax
add esp, 0xc
test esi, esi
je 0x4433a0
push esi
call dword [sym.imp.KERNEL32.dll_SetLastError]
lea esi, [edi - 2]
jmp 0x4435c9
mov ebx, dword [esp + 0x14]
mov eax, ebx
mov esi, dword [edi]
cmp esi, ebx
cmovb eax, esi
push eax
push dword [edi + 8]
mov dword [esp + 0x1c], eax
push dword [esp + 0x2c]
call sub.VCRUNTIME140.dll_memcpy
add esp, 0xc
cmp esi, ebx
jbe 0x4435ad
sub esi, ebx
mov dword [ebp + 0x34], 1
push esi
push 1
mov dword [ebp + 0x30], esi
call dword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_calloc]
mov ecx, eax
add esp, 8
mov dword [ebp + 0x38], ecx
test ecx, ecx
jne 0x44359d
push 0x80090300
call dword [sym.imp.KERNEL32.dll_SetLastError]
mov esi, 0xfffffffe
jmp 0x4435c9
mov eax, dword [edi + 8]
push esi
add eax, ebx
push eax
push ecx
call sub.VCRUNTIME140.dll_memcpy
add esp, 0xc
mov esi, dword [esp + 0x14]
jmp 0x4435c9
or esi, 0xffffffff
test eax, eax
jne 0x4435c9
push 0x2775
call dword [sym.imp.WS2_32.dll_WSASetLastError]
jmp 0x4435c9
xor esi, esi
push dword [esp + 0x20]
call dword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
mov ecx, dword [esp + 0x6c]
add esp, 4
mov eax, esi
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.0044c1b1
add esp, 0x5c
ret