joyce8/EMBER2024-capa huggingface dataset:
Function at 0x48e2c0
Capabilities:
Get file size

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x5f5e18
mov eax, dword fs:[0]
push eax
sub esp, 0x34
mov eax, dword [0x6dadfc]
xor eax, ebp
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov dword [ebp - 0x40], ecx
mov eax, dword [ebp - 0x40]
cmp dword [eax + 4], 0xffffffff
je 0x48e362
push 0
mov ecx, dword [ebp - 0x40]
mov edx, dword [ecx + 4]
push edx
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov dword [ebp - 0x10], eax
cmp dword [ebp - 0x10], 0xffffffff
jne 0x48e35d
cmp dword [ebp + 8], 0
je 0x48e35d
lea ecx, [ebp - 0x3c]
call fcn.0046c980
mov dword [ebp - 4], 0
lea ecx, [ebp - 0x3c]
call fcn.0046fc30
lea ecx, [ebp - 0x3c]
call fcn.00504910
push eax
mov eax, dword [ebp + 8]
mov edx, dword [eax]
mov ecx, dword [ebp + 8]
mov eax, dword [edx + 0x14]
call eax
push str.Failed_to_get_file_size__32_
mov ecx, dword [ebp + 8]
mov edx, dword [ecx]
mov ecx, dword [ebp + 8]
mov eax, dword [edx + 0x14]
call eax
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x3c]
call fcn.0046cd50
mov eax, dword [ebp - 0x10]
jmp 0x48e38a
mov ecx, dword [ebp - 0x40]
cmp dword [ecx + 8], 0
je 0x48e387
mov edx, dword [ebp - 0x40]
mov eax, dword [edx + 8]
push eax
call fcn.005dcba5
add esp, 4
push eax
call fcn.005d7814
add esp, 4
jmp 0x48e38a
or eax, 0xffffffff
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
mov esp, ebp
pop ebp
ret 4

Function at 0x48e3a0
Capabilities:
Get file size

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x6018f8
mov eax, dword fs:[0]
push eax
sub esp, 0x44
mov eax, dword [0x6dadfc]
xor eax, ebp
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov dword [ebp - 0x50], ecx
mov eax, dword [ebp - 0x50]
cmp dword [eax + 4], 0xffffffff
je 0x48e470
mov dword [ebp - 0x20], 0
lea ecx, [ebp - 0x20]
push ecx
mov edx, dword [ebp - 0x50]
mov eax, dword [edx + 4]
push eax
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov dword [ebp - 0x10], eax
cmp dword [ebp - 0x10], 0xffffffff
jne 0x48e452
cmp dword [ebp + 8], 0
je 0x48e44a
lea ecx, [ebp - 0x4c]
call fcn.0046c980
mov dword [ebp - 4], 0
lea ecx, [ebp - 0x4c]
call fcn.0046fc30
lea ecx, [ebp - 0x4c]
call fcn.00504910
push eax
mov ecx, dword [ebp + 8]
mov edx, dword [ecx]
mov ecx, dword [ebp + 8]
mov eax, dword [edx + 0x14]
call eax
push str.Failed_to_get_file_size__64_
mov ecx, dword [ebp + 8]
mov edx, dword [ecx]
mov ecx, dword [ebp + 8]
mov eax, dword [edx + 0x14]
call eax
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x4c]
call fcn.0046cd50
or eax, 0xffffffff
or edx, 0xffffffff
jmp 0x48e49b
mov ecx, dword [ebp - 0x20]
push ecx
mov edx, dword [ebp - 0x10]
push edx
call fcn.0048e4d0
add esp, 8
mov dword [ebp - 0x1c], eax
mov dword [ebp - 0x18], edx
mov eax, dword [ebp - 0x1c]
mov edx, dword [ebp - 0x18]
jmp 0x48e49b
mov eax, dword [ebp - 0x50]
cmp dword [eax + 8], 0
je 0x48e495
mov ecx, dword [ebp - 0x50]
mov edx, dword [ecx + 8]
push edx
call fcn.005dcba5
add esp, 4
push eax
call fcn.005d7913
add esp, 4
jmp 0x48e49b
or eax, 0xffffffff
or edx, 0xffffffff
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
mov esp, ebp
pop ebp
ret 4
Function at 0x49aac0
Capabilities:
Hash data with md5

Disassembly:
push ebp
mov ebp, esp
push ecx
mov dword [ebp - 4], ecx
mov eax, dword [ebp - 4]
mov dword [eax + 0x18], 0
mov ecx, dword [ebp - 4]
mov dword [ecx + 0x14], 0
mov edx, dword [ebp - 4]
mov dword [edx + 4], 0x67452301
mov eax, dword [ebp - 4]
mov dword [eax + 8], 0xefcdab89
mov ecx, dword [ebp - 4]
mov dword [ecx + 0xc], 0x98badcfe
mov edx, dword [ebp - 4]
mov dword [edx + 0x10], 0x10325476
mov esp, ebp
pop ebp
ret

Function at 0x49e5d0
Capabilities:
Generate random numbers via winapi

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
cmp dword [ebp + 8], 0
jge 0x49e5e0
xor al, al
jmp 0x49e629
cmp dword [ebp + 0xc], 0
jne 0x49e5ea
xor al, al
jmp 0x49e629
mov byte [ebp - 5], 0
call fcn.00483770
mov dword [ebp - 4], eax
cmp dword [ebp - 4], 0
jne 0x49e600
xor al, al
jmp 0x49e629
mov eax, dword [ebp + 0xc]
push eax
mov ecx, dword [ebp + 8]
push ecx
mov edx, dword [ebp - 4]
push edx
call dword [sym.imp.ADVAPI32.dll_CryptGenRandom]
test eax, eax
je 0x49e61a
mov byte [ebp - 5], 1
push 0
mov eax, dword [ebp - 4]
push eax
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
mov al, byte [ebp - 5]
mov esp, ebp
pop ebp
ret
Function at 0x49ee10
Capabilities:
Hash data using sha256

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x18
push esi
mov dword [ebp - 0x14], ecx
mov eax, dword [ebp + 8]
mov dword [ebp - 0x18], eax
cmp dword [ebp - 0x18], 3
ja case.default.0x49ee2d
mov ecx, dword [ebp - 0x18]
jmp dword [ecx*4 + 0x49efbc]
mov dword [ebp - 4], 0
jmp 0x49ee46
mov edx, dword [ebp - 4]
add edx, 1
mov dword [ebp - 4], edx
cmp dword [ebp - 4], 5
jge 0x49ee62
mov eax, dword [ebp - 4]
mov ecx, dword [ebp - 0x14]
mov edx, dword [ebp - 4]
mov edx, dword [edx*4 + 0x648ef8]
mov dword [ecx + eax*4 + 4], edx
jmp 0x49ee3d
mov eax, dword [ebp - 0x14]
mov dword [eax + 0x24], 0
mov ecx, dword [ebp - 0x14]
mov dword [ecx + 0x28], 0
jmp case.default.0x49ee2d
mov dword [ebp - 8], 0
jmp 0x49ee8d
mov edx, dword [ebp - 8]
add edx, 1
mov dword [ebp - 8], edx
cmp dword [ebp - 8], 8
jge 0x49eea9
mov eax, dword [ebp - 8]
mov ecx, dword [ebp - 0x14]
mov edx, dword [ebp - 8]
mov edx, dword [edx*4 + 0x649010]
mov dword [ecx + eax*4 + 4], edx
jmp 0x49ee84
mov eax, dword [ebp - 0x14]
mov dword [eax + 0x24], 0
mov ecx, dword [ebp - 0x14]
mov dword [ecx + 0x28], 0
jmp case.default.0x49ee2d
mov dword [ebp - 0xc], 0
jmp 0x49eed4
mov edx, dword [ebp - 0xc]
add edx, 1
mov dword [ebp - 0xc], edx
cmp dword [ebp - 0xc], 8
jge 0x49ef01
mov eax, dword [ebp - 0xc]
mov ecx, dword [eax*8 + 0x649030]
mov edx, dword [eax*8 + 0x649034]
mov eax, dword [ebp - 0xc]
mov esi, dword [ebp - 0x14]
mov dword [esi + eax*8 + 0xac], ecx
mov dword [esi + eax*8 + 0xb0], edx
jmp 0x49eecb
mov ecx, dword [ebp - 0x14]
mov dword [ecx + 0xec], 0
mov edx, dword [ebp - 0x14]
mov dword [edx + 0xf0], 0
mov eax, dword [ebp - 0x14]
mov dword [eax + 0xf4], 0
mov ecx, dword [ebp - 0x14]
mov dword [ecx + 0xf8], 0
jmp case.default.0x49ee2d
mov dword [ebp - 0x10], 0
jmp 0x49ef49
mov edx, dword [ebp - 0x10]
add edx, 1
mov dword [ebp - 0x10], edx
cmp dword [ebp - 0x10], 8
jge 0x49ef76
mov eax, dword [ebp - 0x10]
mov ecx, dword [eax*8 + 0x6492f0]
mov edx, dword [eax*8 + 0x6492f4]
mov eax, dword [ebp - 0x10]
mov esi, dword [ebp - 0x14]
mov dword [esi + eax*8 + 0xac], ecx
mov dword [esi + eax*8 + 0xb0], edx
jmp 0x49ef40
mov ecx, dword [ebp - 0x14]
mov dword [ecx + 0xec], 0
mov edx, dword [ebp - 0x14]
mov dword [edx + 0xf0], 0
mov eax, dword [ebp - 0x14]
mov dword [eax + 0xf4], 0
mov ecx, dword [ebp - 0x14]
mov dword [ecx + 0xf8], 0
mov edx, dword [ebp - 0x14]
mov eax, dword [ebp + 8]
mov dword [edx], eax
mov eax, dword [ebp - 0x14]
pop esi
mov esp, ebp
pop ebp
ret 4
Function at 0x49f660
Capabilities:
Hash data using sha256

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x18
push esi
mov dword [ebp - 0x14], ecx
mov eax, dword [ebp - 0x14]
mov ecx, dword [eax]
mov dword [ebp - 0x18], ecx
cmp dword [ebp - 0x18], 3
ja case.default.0x49f67f
mov edx, dword [ebp - 0x18]
jmp dword [edx*4 + 0x49f804]
mov dword [ebp - 4], 0
jmp 0x49f698
mov eax, dword [ebp - 4]
add eax, 1
mov dword [ebp - 4], eax
cmp dword [ebp - 4], 5
jge 0x49f6b4
mov ecx, dword [ebp - 4]
mov edx, dword [ebp - 0x14]
mov eax, dword [ebp - 4]
mov eax, dword [eax*4 + 0x648ef8]
mov dword [edx + ecx*4 + 4], eax
jmp 0x49f68f
mov ecx, dword [ebp - 0x14]
mov dword [ecx + 0x24], 0
mov edx, dword [ebp - 0x14]
mov dword [edx + 0x28], 0
jmp case.default.0x49f67f
mov dword [ebp - 8], 0
jmp 0x49f6df
mov eax, dword [ebp - 8]
add eax, 1
mov dword [ebp - 8], eax
cmp dword [ebp - 8], 8
jge 0x49f6fb
mov ecx, dword [ebp - 8]
mov edx, dword [ebp - 0x14]
mov eax, dword [ebp - 8]
mov eax, dword [eax*4 + 0x649010]
mov dword [edx + ecx*4 + 4], eax
jmp 0x49f6d6
mov ecx, dword [ebp - 0x14]
mov dword [ecx + 0x24], 0
mov edx, dword [ebp - 0x14]
mov dword [edx + 0x28], 0
jmp case.default.0x49f67f
mov dword [ebp - 0xc], 0
jmp 0x49f726
mov eax, dword [ebp - 0xc]
add eax, 1
mov dword [ebp - 0xc], eax
cmp dword [ebp - 0xc], 8
jge 0x49f753
mov ecx, dword [ebp - 0xc]
mov edx, dword [ecx*8 + 0x649030]
mov eax, dword [ecx*8 + 0x649034]
mov ecx, dword [ebp - 0xc]
mov esi, dword [ebp - 0x14]
mov dword [esi + ecx*8 + 0xac], edx
mov dword [esi + ecx*8 + 0xb0], eax
jmp 0x49f71d
mov edx, dword [ebp - 0x14]
mov dword [edx + 0xec], 0
mov eax, dword [ebp - 0x14]
mov dword [eax + 0xf0], 0
mov ecx, dword [ebp - 0x14]
mov dword [ecx + 0xf4], 0
mov edx, dword [ebp - 0x14]
mov dword [edx + 0xf8], 0
jmp case.default.0x49f67f
mov dword [ebp - 0x10], 0
jmp 0x49f79b
mov eax, dword [ebp - 0x10]
add eax, 1
mov dword [ebp - 0x10], eax
cmp dword [ebp - 0x10], 8
jge 0x49f7c8
mov ecx, dword [ebp - 0x10]
mov edx, dword [ecx*8 + 0x6492f0]
mov eax, dword [ecx*8 + 0x6492f4]
mov ecx, dword [ebp - 0x10]
mov esi, dword [ebp - 0x14]
mov dword [esi + ecx*8 + 0xac], edx
mov dword [esi + ecx*8 + 0xb0], eax
jmp 0x49f792
mov edx, dword [ebp - 0x14]
mov dword [edx + 0xec], 0
mov eax, dword [ebp - 0x14]
mov dword [eax + 0xf0], 0
mov ecx, dword [ebp - 0x14]
mov dword [ecx + 0xf4], 0
mov edx, dword [ebp - 0x14]
mov dword [edx + 0xf8], 0
pop esi
mov esp, ebp
pop ebp
ret

Function at 0x4ab2d0
Capabilities:
Hash data using sha1

Disassembly:
push ebp
mov ebp, esp
push ecx
mov dword [ebp - 4], ecx
mov eax, dword [ebp - 4]
mov dword [eax + 0x10], 0x67452301
mov ecx, dword [ebp - 4]
mov dword [ecx + 0x14], 0xefcdab89
mov edx, dword [ebp - 4]
mov dword [edx + 0x18], 0x98badcfe
mov eax, dword [ebp - 4]
mov dword [eax + 0x1c], 0x10325476
mov ecx, dword [ebp - 4]
mov dword [ecx + 0x20], 0xc3d2e1f0
mov edx, dword [ebp - 4]
mov dword [edx + 0x24], 0
mov eax, dword [ebp - 4]
mov dword [eax + 8], 0
mov dword [eax + 0xc], 0
mov esp, ebp
pop ebp
ret
Function at 0x4e2a90
Capabilities:
Hash data using crc32b

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x10
movzx eax, byte [0x6dfaec]
test eax, eax
jne 0x4e2b7e
push 0x400
call fcn.005ad590
add esp, 4
mov dword [ebp - 0x10], eax
mov ecx, dword [ebp - 0x10]
mov dword [0x6dfaf0], ecx
mov dword [ebp - 4], 0x4c11db7
mov dword [ebp - 8], 0
jmp 0x4e2ad7
mov edx, dword [ebp - 8]
add edx, 1
mov dword [ebp - 8], edx
cmp dword [ebp - 8], 0xff
ja 0x4e2b77
push 8
mov eax, dword [ebp - 8]
push eax
call fcn.004e2bb0
add esp, 8
shl eax, 0x18
mov ecx, dword [ebp - 8]
mov edx, dword [0x6dfaf0]
mov dword [edx + ecx*4], eax
mov dword [ebp - 0xc], 0
jmp 0x4e2b13
mov eax, dword [ebp - 0xc]
add eax, 1
mov dword [ebp - 0xc], eax
cmp dword [ebp - 0xc], 8
jae 0x4e2b50
mov ecx, dword [ebp - 8]
mov edx, dword [0x6dfaf0]
mov eax, dword [edx + ecx*4]
shl eax, 1
mov ecx, dword [ebp - 8]
mov edx, dword [0x6dfaf0]
mov ecx, dword [edx + ecx*4]
and ecx, 0x80000000
neg ecx
sbb ecx, ecx
and ecx, dword [ebp - 4]
xor eax, ecx
mov edx, dword [ebp - 8]
mov ecx, dword [0x6dfaf0]
mov dword [ecx + edx*4], eax
jmp 0x4e2b0a
push 0x20
mov edx, dword [ebp - 8]
mov eax, dword [0x6dfaf0]
mov ecx, dword [eax + edx*4]
push ecx
call fcn.004e2bb0
add esp, 8
mov edx, dword [ebp - 8]
mov ecx, dword [0x6dfaf0]
mov dword [ecx + edx*4], eax
jmp 0x4e2ace
mov byte [0x6dfaec], 1
mov esp, ebp
pop ebp
ret

Function at 0x4fdc90
Capabilities:
Get process heap force flags

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x5facf1
mov eax, dword fs:[0]
push eax
sub esp, 0x18
mov eax, dword [0x6dadfc]
xor eax, ebp
mov dword [ebp - 0x10], eax
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov dword [ebp - 0x24], ecx
mov eax, dword [ebp - 0x24]
mov dword [eax], vtable.AesCrypt.0
mov ecx, dword [ebp - 0x24]
add ecx, 8
call fcn.0046c980
mov dword [ebp - 4], 0
mov ecx, dword [ebp - 0x24]
add ecx, 0x30
call fcn.004528e0
mov byte [ebp - 4], 1
mov ecx, dword [ebp - 0x24]
add ecx, 0x50
call fcn.004528e0
mov byte [ebp - 4], 2
mov ecx, dword [ebp - 0x24]
mov dword [ecx + 0x70], 0x80
mov edx, dword [ebp - 0x24]
mov dword [edx + 0x74], 0
mov eax, dword [ebp - 0x24]
mov dword [eax + 0x78], 0
push 0x10
push 0
lea ecx, [ebp - 0x20]
push ecx
call fcn.005d4f00
add esp, 0xc
push 0x10
lea edx, [ebp - 0x20]
push edx
mov ecx, dword [ebp - 0x24]
add ecx, 0x50
call fcn.00454df0
push 0x10
lea eax, [ebp - 0x20]
push eax
mov ecx, dword [ebp - 0x24]
add ecx, 0x30
call fcn.00454df0
mov dword [ebp - 4], 0xffffffff
mov eax, dword [ebp - 0x24]
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.005d15f7
mov esp, ebp
pop ebp
ret
Function at 0x503dd0
Capabilities:
Set registry value

Disassembly:
push ebp
mov ebp, esp
cmp dword [ebp + 0xc], 0
jne 0x503dde
or eax, 0xffffffff
jmp 0x503e1c
cmp dword [ebp + 0x10], 0
jne 0x503de9
or eax, 0xffffffff
jmp 0x503e1c
mov eax, dword [ebp + 0x10]
push eax
call fcn.005d4c90
add esp, 4
add eax, 1
push eax
mov ecx, dword [ebp + 0x10]
push ecx
push 1
push 0
mov edx, dword [ebp + 0xc]
push edx
mov eax, dword [ebp + 8]
push eax
call dword [sym.imp.ADVAPI32.dll_RegSetValueExA]
test eax, eax
jne 0x503e19
xor eax, eax
jmp 0x503e1c
or eax, 0xffffffff
pop ebp
ret
Function at 0x5113e0
Capabilities:
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
push ecx
mov dword [ebp - 4], ecx
mov eax, dword [ebp - 4]
cmp dword [eax + 0xa4], 0xffffffff
jne 0x5113f8
jmp 0x5114f0
mov ecx, dword [ebp - 4]
cmp dword [ecx + 8], 0
je 0x511474
mov edx, dword [ebp - 4]
cmp dword [edx + 8], 0x1000
jb 0x511474
mov eax, dword [ebp - 4]
cmp dword [eax + 8], 0x100000
ja 0x511474
mov ecx, dword [ebp - 4]
mov edx, dword [ecx + 8]
shr edx, 0xc
shl edx, 0xc
mov eax, dword [ebp - 4]
mov dword [eax + 8], edx
push 0x65dad0
mov ecx, dword [ebp + 8]
mov edx, dword [ecx]
mov ecx, dword [ebp + 8]
mov eax, dword [edx + 0x18]
call eax
mov ecx, dword [ebp - 4]
mov edx, dword [ecx + 8]
push edx
push 0x65dae8
mov ecx, dword [ebp + 8]
call fcn.004846c0
push 4
mov eax, dword [ebp - 4]
add eax, 8
push eax
push 0x1001
push 0xffff
mov ecx, dword [ebp - 4]
mov edx, dword [ecx + 0xa4]
push edx
call dword [sym.imp.WS2_32.dll_setsockopt]
mov eax, dword [ebp - 4]
cmp dword [eax + 0xc], 0
je 0x5114f0
mov ecx, dword [ebp - 4]
cmp dword [ecx + 0xc], 0x1000
jb 0x5114f0
mov edx, dword [ebp - 4]
cmp dword [edx + 0xc], 0x100000
ja 0x5114f0
mov eax, dword [ebp - 4]
mov ecx, dword [eax + 0xc]
shr ecx, 0xc
shl ecx, 0xc
mov edx, dword [ebp - 4]
mov dword [edx + 0xc], ecx
push 0x65daf4
mov eax, dword [ebp + 8]
mov edx, dword [eax]
mov ecx, dword [ebp + 8]
mov eax, dword [edx + 0x18]
call eax
mov ecx, dword [ebp - 4]
mov edx, dword [ecx + 0xc]
push edx
push 0x65db0c
mov ecx, dword [ebp + 8]
call fcn.004846c0
push 4
mov eax, dword [ebp - 4]
add eax, 0xc
push eax
push 0x1002
push 0xffff
mov ecx, dword [ebp - 4]
mov edx, dword [ecx + 0xa4]
push edx
call dword [sym.imp.WS2_32.dll_setsockopt]
mov esp, ebp
pop ebp
ret 4

Function at 0x511500
Capabilities:
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
push ecx
mov dword [ebp - 4], ecx
mov eax, dword [ebp - 4]
mov ecx, dword [eax + 8]
cmp ecx, dword [ebp + 8]
jne 0x511514
jmp 0x511590
cmp dword [ebp + 8], 0x1000
jae 0x51151f
jmp 0x511590
cmp dword [ebp + 8], 0x100000
jbe 0x51152a
jmp 0x511590
mov edx, dword [ebp + 8]
shr edx, 0xc
shl edx, 0xc
mov eax, dword [ebp - 4]
mov dword [eax + 8], edx
mov ecx, dword [ebp - 4]
cmp dword [ecx + 0xa4], 0xffffffff
jne 0x511547
jmp 0x511590
push str.Setting_SO_SNDBUF_size
mov edx, dword [ebp + 0xc]
mov eax, dword [edx]
mov ecx, dword [ebp + 0xc]
mov edx, dword [eax + 0x18]
call edx
mov eax, dword [ebp - 4]
mov ecx, dword [eax + 8]
push ecx
push str.sendBufSize
mov ecx, dword [ebp + 0xc]
call fcn.004846c0
push 4
mov edx, dword [ebp - 4]
add edx, 8
push edx
push 0x1001
push 0xffff
mov eax, dword [ebp - 4]
mov ecx, dword [eax + 0xa4]
push ecx
call dword [sym.imp.WS2_32.dll_setsockopt]
mov esp, ebp
pop ebp
ret 8
Function at 0x5115a0
Capabilities:
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
push ecx
mov dword [ebp - 4], ecx
mov eax, dword [ebp - 4]
mov ecx, dword [eax + 0xc]
cmp ecx, dword [ebp + 8]
jne 0x5115b4
jmp 0x511630
cmp dword [ebp + 8], 0x1000
jae 0x5115bf
jmp 0x511630
cmp dword [ebp + 8], 0x100000
jbe 0x5115ca
jmp 0x511630
mov edx, dword [ebp + 8]
shr edx, 0xc
shl edx, 0xc
mov eax, dword [ebp - 4]
mov dword [eax + 0xc], edx
mov ecx, dword [ebp - 4]
cmp dword [ecx + 0xa4], 0xffffffff
jne 0x5115e7
jmp 0x511630
push str.Setting_SO_RCVBUF_size
mov edx, dword [ebp + 0xc]
mov eax, dword [edx]
mov ecx, dword [ebp + 0xc]
mov edx, dword [eax + 0x18]
call edx
mov eax, dword [ebp - 4]
mov ecx, dword [eax + 0xc]
push ecx
push str.recvBufSize
mov ecx, dword [ebp + 0xc]
call fcn.004846c0
push 4
mov edx, dword [ebp - 4]
add edx, 0xc
push edx
push 0x1002
push 0xffff
mov eax, dword [ebp - 4]
mov ecx, dword [eax + 0xa4]
push ecx
call dword [sym.imp.WS2_32.dll_setsockopt]
mov esp, ebp
pop ebp
ret 8

Function at 0x511640
Capabilities:
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
mov dword [ebp - 8], ecx
mov eax, dword [ebp - 8]
cmp dword [eax + 0xa4], 0xffffffff
jne 0x511657
jmp 0x511677
mov dword [ebp - 4], 1
lea ecx, [ebp - 4]
push ecx
push 0x8004667e
mov edx, dword [ebp - 8]
mov eax, dword [edx + 0xa4]
push eax
call dword [sym.imp.WS2_32.dll_ioctlsocket]
mov esp, ebp
pop ebp
ret

Function at 0x511680
Capabilities:
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
mov dword [ebp - 8], ecx
mov eax, dword [ebp - 8]
cmp dword [eax + 0xa4], 0xffffffff
jne 0x511697
jmp 0x5116b7
mov dword [ebp - 4], 0
lea ecx, [ebp - 4]
push ecx
push 0x8004667e
mov edx, dword [ebp - 8]
mov eax, dword [edx + 0xa4]
push eax
call dword [sym.imp.WS2_32.dll_ioctlsocket]
mov esp, ebp
pop ebp
ret

Function at 0x5116c0
Capabilities:
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc
mov dword [ebp - 0xc], ecx
mov dword [ebp - 8], 1
mov dword [ebp - 4], 0
mov eax, dword [ebp - 0xc]
cmp dword [eax + 0xa4], 0xffffffff
jne 0x5116e5
jmp 0x511747
movzx ecx, byte [ebp + 8]
test ecx, ecx
je 0x51171b
push str.Turning_on_TCP_NODELAY.
mov edx, dword [ebp + 0xc]
mov eax, dword [edx]
mov ecx, dword [ebp + 0xc]
mov edx, dword [eax + 0x18]
call edx
push 4
lea eax, [ebp - 8]
push eax
push 1
push 6
mov ecx, dword [ebp - 0xc]
mov edx, dword [ecx + 0xa4]
push edx
call dword [sym.imp.WS2_32.dll_setsockopt]
jmp 0x511747
push str.Turning_off_TCP_NODELAY.
mov eax, dword [ebp + 0xc]
mov edx, dword [eax]
mov ecx, dword [ebp + 0xc]
mov eax, dword [edx + 0x18]
call eax
push 4
lea ecx, [ebp - 4]
push ecx
push 1
push 6
mov edx, dword [ebp - 0xc]
mov eax, dword [edx + 0xa4]
push eax
call dword [sym.imp.WS2_32.dll_setsockopt]
mov esp, ebp
pop ebp
ret 8
Function at 0x512cd0
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x24
mov eax, dword [0x6dadfc]
xor eax, ebp
mov dword [ebp - 0xc], eax
mov dword [ebp - 0x24], ecx
mov ecx, dword [ebp + 8]
call fcn.0046a870
mov eax, dword [ebp + 0xc]
mov dword [eax], 0
mov ecx, dword [ebp - 0x24]
cmp dword [ecx + 0xa4], 0xffffffff
je 0x512d86
mov dword [ebp - 8], 0x10
lea edx, [ebp - 8]
push edx
lea eax, [ebp - 0x1c]
push eax
mov ecx, dword [ebp - 0x24]
mov edx, dword [ecx + 0xa4]
push edx
call dword [sym.imp.WS2_32.dll_getsockname]
mov dword [ebp - 4], eax
cmp dword [ebp - 4], 0xffffffff
je 0x512d32
cmp dword [ebp - 4], 0
jge 0x512d54
push str.Failed_to_getsockname
mov eax, dword [ebp + 0x10]
mov edx, dword [eax]
mov ecx, dword [ebp + 0x10]
mov eax, dword [edx + 0x14]
call eax
mov ecx, dword [ebp + 0x10]
push ecx
call fcn.005125a0
add esp, 4
xor al, al
jmp 0x512d9a
mov edx, dword [ebp - 0x18]
mov dword [ebp - 0x20], edx
mov eax, dword [ebp - 0x20]
push eax
call dword [sym.imp.WS2_32.dll_inet_ntoa]
push eax
mov ecx, dword [ebp + 8]
call fcn.0046f4c0
movzx ecx, word [ebp - 0x1a]
push ecx
call dword [sym.imp.WS2_32.dll_ntohs]
movzx edx, ax
mov eax, dword [ebp + 0xc]
mov dword [eax], edx
mov al, 1
jmp 0x512d9a
push 0x65ea58
mov ecx, dword [ebp + 0x10]
mov edx, dword [ecx]
mov ecx, dword [ebp + 0x10]
mov eax, dword [edx + 0x14]
call eax
xor al, al
mov ecx, dword [ebp - 0xc]
xor ecx, ebp
call fcn.005d15f7
mov esp, ebp
pop ebp
ret 0xc

Function at 0x512db0
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x2c
mov eax, dword [0x6dadfc]
xor eax, ebp
mov dword [ebp - 0xc], eax
mov dword [ebp - 0x2c], ecx
mov ecx, dword [ebp + 8]
call fcn.0046a870
mov eax, dword [ebp + 0xc]
mov dword [eax], 0
mov ecx, dword [ebp - 0x2c]
cmp dword [ecx + 0xa4], 0xffffffff
je 0x512e67
mov dword [ebp - 8], 0x1c
lea edx, [ebp - 8]
push edx
lea eax, [ebp - 0x28]
push eax
mov ecx, dword [ebp - 0x2c]
mov edx, dword [ecx + 0xa4]
push edx
call dword [sym.imp.WS2_32.dll_getsockname]
mov dword [ebp - 4], eax
cmp dword [ebp - 4], 0xffffffff
je 0x512e12
cmp dword [ebp - 4], 0
jge 0x512e34
push str.Failed_to_getsockname_ipv6
mov eax, dword [ebp + 0x10]
mov edx, dword [eax]
mov ecx, dword [ebp + 0x10]
mov eax, dword [edx + 0x14]
call eax
mov ecx, dword [ebp + 0x10]
push ecx
call fcn.005125a0
add esp, 4
xor al, al
jmp 0x512e7b
mov ecx, dword [ebp + 8]
call fcn.0046a870
mov edx, dword [ebp + 8]
push edx
lea eax, [ebp - 0x20]
push eax
push 0x17
call fcn.005109e0
add esp, 0xc
movzx ecx, word [ebp - 0x26]
push ecx
call dword [sym.imp.WS2_32.dll_ntohs]
movzx edx, ax
mov eax, dword [ebp + 0xc]
mov dword [eax], edx
mov al, 1
jmp 0x512e7b
push str.Cannot_get_socket_name:_INVALID_SOCKET.
mov ecx, dword [ebp + 0x10]
mov edx, dword [ecx]
mov ecx, dword [ebp + 0x10]
mov eax, dword [edx + 0x14]
call eax
xor al, al
mov ecx, dword [ebp - 0xc]
xor ecx, ebp
call fcn.005d15f7
mov esp, ebp
pop ebp
ret 0xc
Function at 0x516a60
Capabilities:
Get socket status

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x120
mov dword [ebp - 0x120], ecx
mov eax, dword [ebp - 0x120]
cmp dword [eax + 0xa4], 0xffffffff
jne 0x516a97
push 0x65f79c
mov ecx, dword [ebp + 0xc]
mov edx, dword [ecx]
mov ecx, dword [ebp + 0xc]
mov eax, dword [edx + 0x14]
call eax
xor al, al
jmp 0x516bc3
cmp dword [ebp + 8], 0
jne 0x516aad
mov dword [ebp + 8], 0x5460
mov ecx, dword [ebp + 8]
imul ecx, ecx, 0x64
mov dword [ebp + 8], ecx
mov edx, dword [ebp + 8]
mov dword [ebp - 0x118], edx
mov dword [ebp - 0x114], 0
mov dword [ebp - 0x110], 0
mov dword [ebp - 0x11c], 0
jmp 0x516ae5
mov eax, dword [ebp - 0x11c]
add eax, 1
mov dword [ebp - 0x11c], eax
mov ecx, dword [ebp - 0x11c]
cmp ecx, dword [ebp - 0x110]
jae 0x516b12
mov edx, dword [ebp - 0x11c]
mov eax, dword [ebp - 0x120]
mov ecx, dword [ebp + edx*4 - 0x10c]
cmp ecx, dword [eax + 0xa4]
jne 0x516b10
jmp 0x516b12
jmp 0x516ad6
mov edx, dword [ebp - 0x11c]
cmp edx, dword [ebp - 0x110]
jne 0x516b51
cmp dword [ebp - 0x110], 0x40
jae 0x516b51
mov eax, dword [ebp - 0x11c]
mov ecx, dword [ebp - 0x120]
mov edx, dword [ecx + 0xa4]
mov dword [ebp + eax*4 - 0x10c], edx
mov eax, dword [ebp - 0x110]
add eax, 1
mov dword [ebp - 0x110], eax
xor ecx, ecx
jne 0x516aca
mov dword [ebp - 8], 0
lea edx, [ebp - 0x118]
push edx
push 0
lea eax, [ebp - 0x110]
push eax
push 0
mov ecx, dword [ebp - 8]
push ecx
call dword [sym.imp.WS2_32.dll_select]
mov dword [ebp - 4], eax
cmp dword [ebp - 4], 0xffffffff
je 0x516b8b
cmp dword [ebp - 4], 0
jge 0x516ba3
push 0x65f7c4
mov edx, dword [ebp + 0xc]
mov eax, dword [edx]
mov ecx, dword [ebp + 0xc]
mov edx, dword [eax + 0x14]
call edx
xor al, al
jmp 0x516bc3
cmp dword [ebp - 4], 1
jne 0x516baf
mov al, 1
jmp 0x516bc3
push str.socket_is_not_ready_for_writing.
mov eax, dword [ebp + 0xc]
mov edx, dword [eax]
mov ecx, dword [ebp + 0xc]
mov eax, dword [edx + 0x14]
call eax
xor al, al
mov esp, ebp
pop ebp
ret 8