joyce8/EMBER2024-capa huggingface dataset:
Function at 0x43f240
Capabilities:
Get file size

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x5e9d58
mov eax, dword fs:[0]
push eax
sub esp, 0x34
mov eax, dword [0x6cdf60]
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 0x43f2e2
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 0x43f2dd
cmp dword [ebp + 8], 0
je 0x43f2dd
lea ecx, [ebp - 0x3c]
call fcn.0041d8c0
mov dword [ebp - 4], 0
lea ecx, [ebp - 0x3c]
call fcn.00420b70
lea ecx, [ebp - 0x3c]
call fcn.00402df0
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.0041dc90
mov eax, dword [ebp - 0x10]
jmp 0x43f30a
mov ecx, dword [ebp - 0x40]
cmp dword [ecx + 8], 0
je 0x43f307
mov edx, dword [ebp - 0x40]
mov eax, dword [edx + 8]
push eax
call fcn.005cd3ab
add esp, 4
push eax
call fcn.005c6582
add esp, 4
jmp 0x43f30a
or eax, 0xffffffff
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
mov esp, ebp
pop ebp
ret 4

Function at 0x43f320
Capabilities:
Get file size

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x5f5488
mov eax, dword fs:[0]
push eax
sub esp, 0x44
mov eax, dword [0x6cdf60]
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 0x43f3f0
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 0x43f3d2
cmp dword [ebp + 8], 0
je 0x43f3ca
lea ecx, [ebp - 0x4c]
call fcn.0041d8c0
mov dword [ebp - 4], 0
lea ecx, [ebp - 0x4c]
call fcn.00420b70
lea ecx, [ebp - 0x4c]
call fcn.00402df0
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.0041dc90
or eax, 0xffffffff
or edx, 0xffffffff
jmp 0x43f41b
mov ecx, dword [ebp - 0x20]
push ecx
mov edx, dword [ebp - 0x10]
push edx
call fcn.0043f450
add esp, 8
mov dword [ebp - 0x1c], eax
mov dword [ebp - 0x18], edx
mov eax, dword [ebp - 0x1c]
mov edx, dword [ebp - 0x18]
jmp 0x43f41b
mov eax, dword [ebp - 0x50]
cmp dword [eax + 8], 0
je 0x43f415
mov ecx, dword [ebp - 0x50]
mov edx, dword [ecx + 8]
push edx
call fcn.005cd3ab
add esp, 4
push eax
call fcn.005c669b
add esp, 4
jmp 0x43f41b
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 0x44f4e0
Capabilities:
Generate random numbers via winapi

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
cmp dword [ebp + 8], 0
jge 0x44f4f0
xor al, al
jmp 0x44f539
cmp dword [ebp + 0xc], 0
jne 0x44f4fa
xor al, al
jmp 0x44f539
mov byte [ebp - 5], 0
call fcn.004346e0
mov dword [ebp - 4], eax
cmp dword [ebp - 4], 0
jne 0x44f510
xor al, al
jmp 0x44f539
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 0x44f52a
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 0x44fd20
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.0x44fd3d
mov ecx, dword [ebp - 0x18]
jmp dword [ecx*4 + 0x44fecc]
mov dword [ebp - 4], 0
jmp 0x44fd56
mov edx, dword [ebp - 4]
add edx, 1
mov dword [ebp - 4], edx
cmp dword [ebp - 4], 5
jge 0x44fd72
mov eax, dword [ebp - 4]
mov ecx, dword [ebp - 0x14]
mov edx, dword [ebp - 4]
mov edx, dword [edx*4 + 0x63bff8]
mov dword [ecx + eax*4 + 4], edx
jmp 0x44fd4d
mov eax, dword [ebp - 0x14]
mov dword [eax + 0x24], 0
mov ecx, dword [ebp - 0x14]
mov dword [ecx + 0x28], 0
jmp case.default.0x44fd3d
mov dword [ebp - 8], 0
jmp 0x44fd9d
mov edx, dword [ebp - 8]
add edx, 1
mov dword [ebp - 8], edx
cmp dword [ebp - 8], 8
jge 0x44fdb9
mov eax, dword [ebp - 8]
mov ecx, dword [ebp - 0x14]
mov edx, dword [ebp - 8]
mov edx, dword [edx*4 + 0x63c110]
mov dword [ecx + eax*4 + 4], edx
jmp 0x44fd94
mov eax, dword [ebp - 0x14]
mov dword [eax + 0x24], 0
mov ecx, dword [ebp - 0x14]
mov dword [ecx + 0x28], 0
jmp case.default.0x44fd3d
mov dword [ebp - 0xc], 0
jmp 0x44fde4
mov edx, dword [ebp - 0xc]
add edx, 1
mov dword [ebp - 0xc], edx
cmp dword [ebp - 0xc], 8
jge 0x44fe11
mov eax, dword [ebp - 0xc]
mov ecx, dword [eax*8 + 0x63c130]
mov edx, dword [eax*8 + 0x63c134]
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 0x44fddb
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.0x44fd3d
mov dword [ebp - 0x10], 0
jmp 0x44fe59
mov edx, dword [ebp - 0x10]
add edx, 1
mov dword [ebp - 0x10], edx
cmp dword [ebp - 0x10], 8
jge 0x44fe86
mov eax, dword [ebp - 0x10]
mov ecx, dword [eax*8 + 0x63c3f0]
mov edx, dword [eax*8 + 0x63c3f4]
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 0x44fe50
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 0x450570
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.0x45058f
mov edx, dword [ebp - 0x18]
jmp dword [edx*4 + 0x450714]
mov dword [ebp - 4], 0
jmp 0x4505a8
mov eax, dword [ebp - 4]
add eax, 1
mov dword [ebp - 4], eax
cmp dword [ebp - 4], 5
jge 0x4505c4
mov ecx, dword [ebp - 4]
mov edx, dword [ebp - 0x14]
mov eax, dword [ebp - 4]
mov eax, dword [eax*4 + 0x63bff8]
mov dword [edx + ecx*4 + 4], eax
jmp 0x45059f
mov ecx, dword [ebp - 0x14]
mov dword [ecx + 0x24], 0
mov edx, dword [ebp - 0x14]
mov dword [edx + 0x28], 0
jmp case.default.0x45058f
mov dword [ebp - 8], 0
jmp 0x4505ef
mov eax, dword [ebp - 8]
add eax, 1
mov dword [ebp - 8], eax
cmp dword [ebp - 8], 8
jge 0x45060b
mov ecx, dword [ebp - 8]
mov edx, dword [ebp - 0x14]
mov eax, dword [ebp - 8]
mov eax, dword [eax*4 + 0x63c110]
mov dword [edx + ecx*4 + 4], eax
jmp 0x4505e6
mov ecx, dword [ebp - 0x14]
mov dword [ecx + 0x24], 0
mov edx, dword [ebp - 0x14]
mov dword [edx + 0x28], 0
jmp case.default.0x45058f
mov dword [ebp - 0xc], 0
jmp 0x450636
mov eax, dword [ebp - 0xc]
add eax, 1
mov dword [ebp - 0xc], eax
cmp dword [ebp - 0xc], 8
jge 0x450663
mov ecx, dword [ebp - 0xc]
mov edx, dword [ecx*8 + 0x63c130]
mov eax, dword [ecx*8 + 0x63c134]
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 0x45062d
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.0x45058f
mov dword [ebp - 0x10], 0
jmp 0x4506ab
mov eax, dword [ebp - 0x10]
add eax, 1
mov dword [ebp - 0x10], eax
cmp dword [ebp - 0x10], 8
jge 0x4506d8
mov ecx, dword [ebp - 0x10]
mov edx, dword [ecx*8 + 0x63c3f0]
mov eax, dword [ecx*8 + 0x63c3f4]
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 0x4506a2
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 0x45c1f0
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 0x4939d0
Capabilities:
Hash data using crc32b

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x10
movzx eax, byte [0x7e770c]
test eax, eax
jne 0x493abe
push 0x400
call fcn.0059c090
add esp, 4
mov dword [ebp - 0x10], eax
mov ecx, dword [ebp - 0x10]
mov dword [0x7e7710], ecx
mov dword [ebp - 4], 0x4c11db7
mov dword [ebp - 8], 0
jmp 0x493a17
mov edx, dword [ebp - 8]
add edx, 1
mov dword [ebp - 8], edx
cmp dword [ebp - 8], 0xff
ja 0x493ab7
push 8
mov eax, dword [ebp - 8]
push eax
call fcn.00493af0
add esp, 8
shl eax, 0x18
mov ecx, dword [ebp - 8]
mov edx, dword [0x7e7710]
mov dword [edx + ecx*4], eax
mov dword [ebp - 0xc], 0
jmp 0x493a53
mov eax, dword [ebp - 0xc]
add eax, 1
mov dword [ebp - 0xc], eax
cmp dword [ebp - 0xc], 8
jae 0x493a90
mov ecx, dword [ebp - 8]
mov edx, dword [0x7e7710]
mov eax, dword [edx + ecx*4]
shl eax, 1
mov ecx, dword [ebp - 8]
mov edx, dword [0x7e7710]
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 [0x7e7710]
mov dword [ecx + edx*4], eax
jmp 0x493a4a
push 0x20
mov edx, dword [ebp - 8]
mov eax, dword [0x7e7710]
mov ecx, dword [eax + edx*4]
push ecx
call fcn.00493af0
add esp, 8
mov edx, dword [ebp - 8]
mov ecx, dword [0x7e7710]
mov dword [ecx + edx*4], eax
jmp 0x493a0e
mov byte [0x7e770c], 1
mov esp, ebp
pop ebp
ret

Function at 0x4aebd0
Capabilities:
Get process heap force flags

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x5ee921
mov eax, dword fs:[0]
push eax
sub esp, 0x18
mov eax, dword [0x6cdf60]
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.0041d8c0
mov dword [ebp - 4], 0
mov ecx, dword [ebp - 0x24]
add ecx, 0x30
call fcn.00403810
mov byte [ebp - 4], 1
mov ecx, dword [ebp - 0x24]
add ecx, 0x50
call fcn.00403810
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.005c3c50
add esp, 0xc
push 0x10
lea edx, [ebp - 0x20]
push edx
mov ecx, dword [ebp - 0x24]
add ecx, 0x50
call fcn.00405d20
push 0x10
lea eax, [ebp - 0x20]
push eax
mov ecx, dword [ebp - 0x24]
add ecx, 0x30
call fcn.00405d20
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.005bf536
mov esp, ebp
pop ebp
ret
Function at 0x4b4d30
Capabilities:
Set registry value

Disassembly:
push ebp
mov ebp, esp
cmp dword [ebp + 0xc], 0
jne 0x4b4d3e
or eax, 0xffffffff
jmp 0x4b4d7c
cmp dword [ebp + 0x10], 0
jne 0x4b4d49
or eax, 0xffffffff
jmp 0x4b4d7c
mov eax, dword [ebp + 0x10]
push eax
call fcn.005c3a30
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 0x4b4d79
xor eax, eax
jmp 0x4b4d7c
or eax, 0xffffffff
pop ebp
ret
Function at 0x4c2300
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 0x4c2318
jmp 0x4c2410
mov ecx, dword [ebp - 4]
cmp dword [ecx + 8], 0
je 0x4c2394
mov edx, dword [ebp - 4]
cmp dword [edx + 8], 0x1000
jb 0x4c2394
mov eax, dword [ebp - 4]
cmp dword [eax + 8], 0x100000
ja 0x4c2394
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 0x650bd8
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 0x650bf0
mov ecx, dword [ebp + 8]
call fcn.00435620
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 0x4c2410
mov ecx, dword [ebp - 4]
cmp dword [ecx + 0xc], 0x1000
jb 0x4c2410
mov edx, dword [ebp - 4]
cmp dword [edx + 0xc], 0x100000
ja 0x4c2410
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 0x650bfc
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 0x650c14
mov ecx, dword [ebp + 8]
call fcn.00435620
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 0x4c2420
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 0x4c2434
jmp 0x4c24b0
cmp dword [ebp + 8], 0x1000
jae 0x4c243f
jmp 0x4c24b0
cmp dword [ebp + 8], 0x100000
jbe 0x4c244a
jmp 0x4c24b0
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 0x4c2467
jmp 0x4c24b0
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.00435620
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 0x4c24c0
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 0x4c24d4
jmp 0x4c2550
cmp dword [ebp + 8], 0x1000
jae 0x4c24df
jmp 0x4c2550
cmp dword [ebp + 8], 0x100000
jbe 0x4c24ea
jmp 0x4c2550
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 0x4c2507
jmp 0x4c2550
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.00435620
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 0x4c2560
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 0x4c2577
jmp 0x4c2597
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 0x4c25a0
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 0x4c25b7
jmp 0x4c25d7
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 0x4c25e0
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 0x4c2605
jmp 0x4c2667
movzx ecx, byte [ebp + 8]
test ecx, ecx
je 0x4c263b
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 0x4c2667
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 0x4c3bf0
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x24
mov eax, dword [0x6cdf60]
xor eax, ebp
mov dword [ebp - 0xc], eax
mov dword [ebp - 0x24], ecx
mov ecx, dword [ebp + 8]
call fcn.0041b7b0
mov eax, dword [ebp + 0xc]
mov dword [eax], 0
mov ecx, dword [ebp - 0x24]
cmp dword [ecx + 0xa4], 0xffffffff
je 0x4c3ca6
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 0x4c3c52
cmp dword [ebp - 4], 0
jge 0x4c3c74
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.004c34c0
add esp, 4
xor al, al
jmp 0x4c3cba
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.00420400
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 0x4c3cba
push 0x651b60
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.005bf536
mov esp, ebp
pop ebp
ret 0xc

Function at 0x4c3cd0
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x2c
mov eax, dword [0x6cdf60]
xor eax, ebp
mov dword [ebp - 0xc], eax
mov dword [ebp - 0x2c], ecx
mov ecx, dword [ebp + 8]
call fcn.0041b7b0
mov eax, dword [ebp + 0xc]
mov dword [eax], 0
mov ecx, dword [ebp - 0x2c]
cmp dword [ecx + 0xa4], 0xffffffff
je 0x4c3d87
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 0x4c3d32
cmp dword [ebp - 4], 0
jge 0x4c3d54
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.004c34c0
add esp, 4
xor al, al
jmp 0x4c3d9b
mov ecx, dword [ebp + 8]
call fcn.0041b7b0
mov edx, dword [ebp + 8]
push edx
lea eax, [ebp - 0x20]
push eax
push 0x17
call fcn.004c1900
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 0x4c3d9b
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.005bf536
mov esp, ebp
pop ebp
ret 0xc
Function at 0x4c7970
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 0x4c79a7
push 0x6528a4
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 0x4c7ad3
cmp dword [ebp + 8], 0
jne 0x4c79bd
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 0x4c79f5
mov eax, dword [ebp - 0x11c]
add eax, 1
mov dword [ebp - 0x11c], eax
mov ecx, dword [ebp - 0x11c]
cmp ecx, dword [ebp - 0x110]
jae 0x4c7a22
mov edx, dword [ebp - 0x11c]
mov eax, dword [ebp - 0x120]
mov ecx, dword [ebp + edx*4 - 0x10c]
cmp ecx, dword [eax + 0xa4]
jne 0x4c7a20
jmp 0x4c7a22
jmp 0x4c79e6
mov edx, dword [ebp - 0x11c]
cmp edx, dword [ebp - 0x110]
jne 0x4c7a61
cmp dword [ebp - 0x110], 0x40
jae 0x4c7a61
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 0x4c79da
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 0x4c7a9b
cmp dword [ebp - 4], 0
jge 0x4c7ab3
push 0x6528cc
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 0x4c7ad3
cmp dword [ebp - 4], 1
jne 0x4c7abf
mov al, 1
jmp 0x4c7ad3
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