joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4a2730
Capabilities:
Query environment variable
Query or enumerate registry value

Disassembly:
push ebp
mov ebp, esp
mov eax, 0x100c
call fcn.0051a1e0
mov eax, dword [0x5903c4]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
lea edx, [ebp - 0x100c]
push esi
push edi
mov edi, dword [ebp + 0xc]
push edx
lea edx, [ebp - 0x804]
mov dword [ebp - 0x1008], 1
push edx
lea edx, [ebp - 0x1008]
mov dword [ebp - 0x100c], 0x800
push edx
push 0
push eax
push dword [ecx]
call dword [sym.imp.ADVAPI32.dll_RegQueryValueExW]
mov esi, eax
test esi, esi
jne 0x4a286f
mov ecx, dword [ebp - 0x1008]
cmp ecx, 1
jne 0x4a2802
cmp word [ebp - 0x804], ax
jne 0x4a27c6
xor ecx, ecx
lea eax, [ebp - 0x804]
push ecx
push eax
mov ecx, edi
call fcn.00411010
pop edi
mov eax, esi
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00519876
mov esp, ebp
pop ebp
ret 8
lea ecx, [ebp - 0x804]
lea edx, [ecx + 2]
nop
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x4a27d0
sub ecx, edx
lea eax, [ebp - 0x804]
sar ecx, 1
push ecx
push eax
mov ecx, edi
call fcn.00411010
pop edi
mov eax, esi
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00519876
mov esp, ebp
pop ebp
ret 8
cmp ecx, 2
jne 0x4a286a
push 0x400
lea eax, [ebp - 0x1004]
push eax
lea eax, [ebp - 0x804]
push eax
call dword [sym.imp.KERNEL32.dll_ExpandEnvironmentStringsW]
mov dword [ebp - 0x100c], eax
test eax, eax
je 0x4a2853
cmp eax, 0x400
ja 0x4a2853
lea eax, [ebp - 0x1004]
mov ecx, edi
push eax
call fcn.0040ea90
pop edi
mov eax, esi
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00519876
mov esp, ebp
pop ebp
ret 8
pop edi
mov eax, 0xea
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00519876
mov esp, ebp
pop ebp
ret 8
mov eax, 0x3f4
mov ecx, dword [ebp - 4]
pop edi
xor ecx, ebp
pop esi
call fcn.00519876
mov esp, ebp
pop ebp
ret 8

Function at 0x4a2d80
Capabilities:
Initialize winsock library

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x194
mov eax, dword [0x5903c4]
xor eax, ebp
mov dword [ebp - 4], eax
lea eax, [ebp - 0x194]
push eax
push 0x202
call dword [sym.imp.WS2_32.dll_WSAStartup]
test eax, eax
jne 0x4a2dd0
mov eax, dword [ebp - 0x194]
cmp al, 2
jne 0x4a2dca
shr eax, 8
cmp al, 2
jne 0x4a2dca
xor eax, eax
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00519876
mov esp, ebp
pop ebp
ret
call dword [sym.imp.WS2_32.dll_WSACleanup]
mov ecx, dword [ebp - 4]
mov eax, 2
xor ecx, ebp
call fcn.00519876
mov esp, ebp
pop ebp
ret
Function at 0x4a4220
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 8]
push edi
mov eax, dword [esi]
cmp dword [eax + 4], 2
jne 0x4a424c
mov ecx, dword [esi + 0xc]
test ecx, ecx
jne 0x4a423d
pop edi
xor eax, eax
pop esi
pop ebp
ret
push dword [eax + 8]
push dword [ebp + 0x10]
push 1
push dword [ebp + 0xc]
call ecx
jmp 0x4a4280
cmp dword [esi + 8], 0
jne 0x4a4270
push 0x54d978
push dword [eax + 8]
call fcn.0052bfa1
add esp, 8
mov dword [esi + 8], eax
test eax, eax
jne 0x4a4270
pop edi
or eax, 0xffffffff
pop esi
pop ebp
ret
push dword [esi + 8]
push dword [ebp + 0x10]
push 1
push dword [ebp + 0xc]
call fcn.0052c184
mov edi, eax
add esp, 0x10
test edi, edi
jne 0x4a42a2
mov eax, dword [esi + 8]
test eax, eax
je 0x4a429c
push eax
call fcn.0052b823
add esp, 4
mov dword [esi + 8], edi
mov eax, dword [esi]
mov eax, dword [eax]
mov dword [esi], eax
mov eax, edi
pop edi
pop esi
pop ebp
ret

Function at 0x4afdb0
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 0xc]
mov ecx, dword [ebp + 8]
push ebx
push edi
push 0
push dword [ebp + 0x14]
push dword [ebp + 0x10]
push dword [ecx + eax*4 + 0x130]
call dword [sym.imp.WS2_32.dll_send]
mov ebx, dword [ebp + 0x18]
mov edi, eax
mov dword [ebx], 0
cmp edi, 0xffffffff
jne 0x4afe2e
push esi
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
cmp esi, 0x2733
jne 0x4afdfe
pop esi
pop edi
mov dword [ebx], 0x51
xor eax, eax
pop ebx
pop ebp
ret
push esi
push dword [ebp + 8]
call fcn.004b26a0
push eax
mov eax, dword [ebp + 8]
push str.Send_failure:__s
push dword [eax]
call fcn.004afa90
mov eax, dword [ebp + 8]
add esp, 0x14
mov eax, dword [eax]
mov dword [eax + 0x858c], esi
mov eax, edi
mov dword [ebx], 0x37
pop esi
pop edi
pop ebx
pop ebp
ret

Function at 0x4b0010
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 8]
mov eax, dword [esi + 0x164]
test eax, eax
je 0x4b0039
push dword [esi + 0xf4]
push dword [ebp + 0x14]
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push esi
call eax
add esp, 0x14
pop esi
pop ebp
ret
mov eax, dword [ebp + 0xc]
cmp eax, 2
ja 0x4b006f
push dword [esi + 0xf0]
lea eax, [eax + eax*2]
push 1
add eax, 0x54e934
push 2
push eax
call fcn.0052bdb0
push dword [esi + 0xf0]
push 1
push dword [ebp + 0x14]
push dword [ebp + 0x10]
call fcn.0052bdb0
add esp, 0x20
xor eax, eax
pop esi
pop ebp
ret

Function at 0x4b0240
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
mov ecx, dword [eax + 0x550]
cmp ecx, 0xffffffff
je 0x4b029b
mov eax, dword [eax + 0x544]
mov eax, dword [eax]
mov eax, dword [eax + ecx*4]
test eax, eax
je 0x4b029b
mov ecx, dword [ebp + 0xc]
test ecx, ecx
je 0x4b0269
mov dword [ecx], eax
cmp dword [eax + 0x150], 0
push esi
mov esi, dword [eax + 0x130]
je 0x4b027f
or eax, 0xffffffff
pop esi
pop ebp
ret
push 2
push 1
lea eax, [ebp + 0xb]
push eax
push esi
call dword [sym.imp.WS2_32.dll_recv]
or ecx, 0xffffffff
test eax, eax
cmove esi, ecx
mov eax, esi
pop esi
pop ebp
ret
or eax, 0xffffffff
pop ebp
ret
Function at 0x4b0740
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x108
mov eax, dword [0x5903c4]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push esi
push edi
mov edi, dword [ebp + 8]
cmp dword [edi + 0x1a4], 0
mov ebx, dword [edi]
jne 0x4b08b3
mov esi, dword [ebp + 0xc]
lea eax, [ebp - 0x108]
push eax
lea eax, [ebp - 0x84]
mov dword [ebp - 0x108], 0x80
push eax
push esi
call dword [sym.imp.WS2_32.dll_getpeername]
test eax, eax
je 0x4b07be
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
push esi
push edi
call fcn.004b26a0
push eax
push esi
push str.getpeername___failed_with_errno__d:__s
push ebx
call fcn.004afa90
add esp, 0x18
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00519876
mov esp, ebp
pop ebp
ret
lea eax, [ebp - 0x108]
mov dword [ebp - 0x108], 0x80
push eax
lea eax, [ebp - 0x104]
push eax
push esi
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
je 0x4b0811
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
push esi
push edi
call fcn.004b26a0
push eax
push esi
push str.getsockname___failed_with_errno__d:__s
push ebx
call fcn.004afa90
add esp, 0x18
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00519876
mov esp, ebp
pop ebp
ret
lea eax, [edi + 0xcc]
push eax
lea eax, [edi + 0x9e]
push eax
lea eax, [ebp - 0x84]
push eax
call fcn.004b0d40
add esp, 0xc
test eax, eax
jne 0x4b0862
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
push edi
call fcn.004b26a0
push eax
push esi
push str.ssrem_inet_ntop___failed_with_errno__d:__s
push ebx
call fcn.004afa90
add esp, 0x18
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00519876
mov esp, ebp
pop ebp
ret
lea eax, [edi + 0x100]
push eax
lea eax, [edi + 0xd0]
push eax
lea eax, [ebp - 0x104]
push eax
call fcn.004b0d40
add esp, 0xc
test eax, eax
jne 0x4b08b3
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
push edi
call fcn.004b26a0
push eax
push esi
push str.ssloc_inet_ntop___failed_with_errno__d:__s
push ebx
call fcn.004afa90
add esp, 0x18
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00519876
mov esp, ebp
pop ebp
ret
push edi
call fcn.004b04a0
mov ecx, dword [ebp - 4]
add esp, 4
xor ecx, ebp
pop edi
pop esi
pop ebx
call fcn.00519876
mov esp, ebp
pop ebp
ret
Function at 0x4b1130
Capabilities:
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 8]
xor eax, eax
push 4
cmp dword [esi + 0x408], eax
setne al
mov dword [ebp + 8], eax
lea eax, [ebp + 8]
push eax
push 8
push 0xffff
push dword [ebp + 0xc]
call dword [sym.imp.WS2_32.dll_setsockopt]
test eax, eax
jns 0x4b1170
push dword [ebp + 0xc]
push str.Failed_to_set_SO_KEEPALIVE_on_fd__d_n
push esi
call fcn.004afb30
add esp, 0xc
pop esi
pop ebp
ret

Function at 0x4b1180
Capabilities:
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
push esi
push edi
mov edi, dword [ebp + 8]
push 4
mov esi, dword [edi]
mov eax, dword [esi + 0x314]
mov dword [ebp + 8], eax
lea eax, [ebp + 8]
push eax
push 1
push 6
push dword [ebp + 0xc]
call dword [sym.imp.WS2_32.dll_setsockopt]
test eax, eax
jns 0x4b11ca
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push edi
call fcn.004b26a0
push eax
push str.Could_not_set_TCP_NODELAY:__s_n
push esi
call fcn.004afb30
add esp, 0x14
pop edi
pop esi
pop ebp
ret
push str.TCP_NODELAY_set_n
push esi
call fcn.004afb30
add esp, 8
pop edi
pop esi
pop ebp
ret

Function at 0x4b1dd0
Capabilities:
Parse pe header

Disassembly:
push ebp
mov ebp, esp
mov cl, byte [ebp + 8]
movsx eax, cl
add eax, 0xffffff9f
cmp eax, 0x19
ja case.default.0x4b1de1
jmp dword [eax*4 + 0x4b1e54]
mov al, 0x41
pop ebp
ret
mov al, 0x42
pop ebp
ret
mov al, 0x43
pop ebp
ret
mov al, 0x44
pop ebp
ret
mov al, 0x45
pop ebp
ret
mov al, 0x46
pop ebp
ret
mov al, 0x47
pop ebp
ret
mov al, 0x48
pop ebp
ret
mov al, 0x49
pop ebp
ret
mov al, 0x4a
pop ebp
ret
mov al, 0x4b
pop ebp
ret
mov al, 0x4c
pop ebp
ret
mov al, 0x4d
pop ebp
ret
mov al, 0x4e
pop ebp
ret
mov al, 0x4f
pop ebp
ret
mov al, 0x50
pop ebp
ret
mov al, 0x51
pop ebp
ret
mov al, 0x52
pop ebp
ret
mov al, 0x53
pop ebp
ret
mov al, 0x54
pop ebp
ret
mov al, 0x55
pop ebp
ret
mov al, 0x56
pop ebp
ret
mov al, 0x57
pop ebp
ret
mov al, 0x58
pop ebp
ret
mov al, 0x59
pop ebp
ret
mov al, 0x5a
pop ebp
ret
mov al, cl
pop ebp
ret
Function at 0x4b2200
Capabilities:
Resolve dns

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc
mov eax, dword [ebp + 0x14]
push ebx
xor ebx, ebx
mov dword [ebp - 4], ebx
mov dword [eax], ebx
lea eax, [ebp - 8]
push eax
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push dword [ebp + 8]
call dword [sym.imp.WS2_32.dll_getaddrinfo]
mov dword [ebp - 0xc], eax
test eax, eax
jne 0x4b237b
push edi
mov edi, dword [ebp - 8]
test edi, edi
je 0x4b2367
push esi
nop dword [eax]
cmp dword [edi + 4], 2
jne 0x4b22f8
cmp dword [edi + 0x18], 0
je 0x4b22f8
mov eax, dword [edi + 0x10]
test eax, eax
je 0x4b22f8
cmp eax, 0x10
jb 0x4b22f8
push 0x20
call dword [section..data]
mov esi, eax
add esp, 4
test esi, esi
je 0x4b235c
mov eax, dword [edi]
mov dword [esi], eax
mov eax, dword [edi + 4]
mov dword [esi + 4], eax
mov eax, dword [edi + 8]
mov dword [esi + 8], eax
mov eax, dword [edi + 0xc]
push 0x10
mov dword [esi + 0xc], eax
mov dword [esi + 0x10], 0x10
mov dword [esi + 0x18], 0
mov dword [esi + 0x14], 0
mov dword [esi + 0x1c], 0
call dword [section..data]
add esp, 4
mov dword [esi + 0x18], eax
test eax, eax
je 0x4b234b
mov ecx, dword [edi + 0x18]
movups xmm0, xmmword [ecx]
movups xmmword [eax], xmm0
mov eax, dword [edi + 0x14]
test eax, eax
je 0x4b22e6
push eax
call dword [0x59000c]
add esp, 4
mov dword [esi + 0x14], eax
test eax, eax
je 0x4b2331
mov eax, dword [ebp - 4]
test ebx, ebx
cmove ebx, esi
test eax, eax
je 0x4b22f5
mov dword [eax + 0x1c], esi
mov dword [ebp - 4], esi
mov edi, dword [edi + 0x1c]
test edi, edi
jne 0x4b2240
mov edi, dword [ebp - 0xc]
mov eax, dword [ebp - 8]
pop esi
test eax, eax
je 0x4b2315
push eax
call dword [sym.imp.WS2_32.dll_freeaddrinfo]
test edi, edi
je 0x4b2363
push ebx
call fcn.004b21b0
mov eax, dword [ebp + 0x14]
add esp, 4
xor ebx, ebx
mov dword [eax], ebx
mov eax, edi
pop edi
pop ebx
mov esp, ebp
pop ebp
ret
push dword [esi + 0x18]
mov edi, 8
call dword [0x590004]
push esi
call dword [0x590004]
add esp, 8
jmp 0x4b2306
push esi
mov edi, 8
call dword [0x590004]
add esp, 4
jmp 0x4b2306
mov edi, 8
jmp 0x4b2306
test ebx, ebx
jne 0x4b2373
mov edi, 0x2af9
push edi
call dword [sym.imp.WS2_32.dll_WSASetLastError]
mov eax, dword [ebp + 0x14]
mov dword [eax], ebx
mov eax, edi
pop edi
pop ebx
mov esp, ebp
pop ebp
ret

Function at 0x4b3ba0
Capabilities:
Create thread

Disassembly:
push ebp
mov ebp, esp
push 0
push 0
push dword [ebp + 0xc]
push dword [ebp + 8]
push 0
push 0
call fcn.00528e0a
add esp, 0x18
test eax, eax
je 0x4b3bc2
cmp eax, 0xffffffff
jne 0x4b3bc4
xor eax, eax
pop ebp
ret
Function at 0x4bd2b0
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x1c
mov eax, dword [0x5903c4]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push esi
mov esi, dword [ebp + 8]
lea ecx, [ebp - 0x18]
push edi
push ecx
lea ecx, [ebp - 0x14]
mov dword [ebp - 0x18], 0x10
mov eax, dword [esi + 0x134]
or edi, 0xffffffff
mov ebx, dword [esi]
push ecx
push eax
mov dword [ebp - 0x1c], eax
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
jne 0x4bd308
lea eax, [ebp - 0x18]
mov dword [ebp - 0x18], 0x10
push eax
lea eax, [ebp - 0x14]
push eax
push dword [ebp - 0x1c]
call dword [sym.imp.WS2_32.dll_accept]
mov edi, eax
push dword [ebp - 0x1c]
push esi
call fcn.004b0080
add esp, 8
cmp edi, 0xffffffff
jne 0x4bd33d
push str.Error_accept__ing_server_connect
push ebx
call fcn.004afa90
add esp, 8
mov eax, 0x1e
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00519876
mov esp, ebp
pop ebp
ret
push str.Connection_accepted_from_server_n
push ebx
call fcn.004afb30
push 1
push edi
mov dword [esi + 0x134], edi
call fcn.004c95f0
mov ecx, dword [ebp - 4]
add esp, 0x10
mov dword [esi + 0x13c], 1
xor ecx, ebp
xor eax, eax
pop edi
pop esi
pop ebx
call fcn.00519876
mov esp, ebp
pop ebp
ret

Function at 0x4bf900
Capabilities:
Check http status code

Disassembly:
push ebp
mov ebp, esp
mov ecx, dword [ebp + 0xc]
push esi
push edi
mov edi, dword [ebp + 8]
xor esi, esi
lea eax, [ecx - 0xc8]
mov edx, dword [edi]
cmp eax, 0x64
jb 0x4bf92f
push str.Couldnt_set_desired_mode
push edx
call fcn.004afa90
add esp, 8
lea eax, [esi + 0x11]
pop edi
pop esi
pop ebp
ret
cmp ecx, 0xc8
je 0x4bf946
push ecx
push str.Got_a__03d_response_code_instead_of_the_assumed_200_n
push edx
call fcn.004afb30
add esp, 0xc
mov eax, dword [ebp + 0x10]
cmp eax, 0x13
jne 0x4bf95d
push edi
call fcn.004bf490
add esp, 4
mov esi, eax
pop edi
pop esi
pop ebp
ret
cmp eax, 0x14
jne 0x4bf971
push edi
call fcn.004bef80
add esp, 4
mov esi, eax
pop edi
pop esi
pop ebp
ret
cmp eax, 0x15
jne 0x4bf985
push edi
call fcn.004bf3f0
add esp, 4
mov esi, eax
pop edi
pop esi
pop ebp
ret
cmp eax, 0x16
jne 0x4bf995
push edi
call fcn.004bf470
mov esi, eax
add esp, 4
pop edi
mov eax, esi
pop esi
pop ebp
ret
Function at 0x4c37c0
Capabilities:
Initialize winsock library

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x194
mov eax, dword [0x5903c4]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
mov esi, dword [ebp + 8]
lea eax, [ebp - 0x194]
push eax
push 2
call dword [sym.imp.WS2_32.dll_WSAStartup]
test eax, eax
je 0x4c380d
push eax
push str.WSAStartup_failed___d_
push esi
call fcn.004afa90
add esp, 0xc
mov eax, 2
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00519876
mov esp, ebp
pop ebp
ret
call dword [sym.imp.WS2_32.dll_WSACleanup]
mov eax, dword [ebp - 0x194]
cmp al, 2
jne 0x4c3835
shr eax, 8
test al, al
jne 0x4c3835
xor eax, eax
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00519876
mov esp, ebp
pop ebp
ret
push str.insufficient_winsock_version_to_support_telnet
push esi
call fcn.004afa90
mov ecx, dword [ebp - 4]
add esp, 8
xor ecx, ebp
mov eax, 2
pop esi
call fcn.00519876
mov esp, ebp
pop ebp
ret

Function at 0x4c4060
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 0x10]
push ebx
mov ebx, dword [ebp + 0xc]
push esi
mov esi, dword [ebp + 8]
push edi
push 0
mov byte [ebp + 0xa], al
lea eax, [ebp + 8]
mov edi, dword [esi]
push 3
push eax
push dword [esi + 0x130]
mov byte [ebp + 8], 0xff
mov byte [ebp + 9], bl
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x4c40a8
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push edi
call fcn.004afa90
add esp, 0xc
push dword [ebp + 0x10]
push ebx
push str.SENT
push dword [esi]
call fcn.004c3950
add esp, 0x10
pop edi
pop esi
pop ebx
pop ebp
ret
Function at 0x4c4180
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x14
cmp dword [ebp + 0xc], 0x1f
mov eax, dword [ebp + 8]
push ebx
mov eax, dword [eax]
mov dword [ebp - 4], eax
mov ebx, dword [eax + 0x8684]
jne 0x4c42d6
push edi
lea eax, [ebx + 0x1cb0]
lea edi, [ebx + 0x1eb0]
mov dword [edi], eax
cmp eax, edi
jae 0x4c41b7
mov byte [eax], 0xff
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4c41c2
mov byte [eax], 0xfa
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4c41cd
mov byte [eax], 0x1f
inc dword [edi]
movzx eax, word [ebx + 0x1ca8]
push esi
mov esi, dword [sym.imp.WS2_32.dll_htons]
push eax
call esi
mov word [ebp - 0xc], ax
movzx eax, word [ebx + 0x1caa]
push eax
call esi
mov ecx, dword [edi]
mov word [ebp - 0x14], ax
cmp ecx, edi
jae 0x4c41fd
mov al, byte [ebp - 0xc]
mov byte [ecx], al
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x4c420a
mov al, byte [ebp - 0xb]
mov byte [ecx], al
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x4c4217
mov al, byte [ebp - 0x14]
mov byte [ecx], al
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x4c4224
mov al, byte [ebp - 0x13]
mov byte [ecx], al
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4c422f
mov byte [eax], 0xff
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4c423a
mov byte [eax], 0xf0
inc dword [edi]
mov eax, dword [edi]
lea esi, [ebx + 0x1cb0]
mov dword [ebx + 0x1eb4], eax
sub eax, esi
sub eax, 2
mov dword [edi], esi
mov edi, dword [ebp - 4]
push eax
lea eax, [ebx + 0x1cb2]
push eax
push 0x3e
push edi
call fcn.004c3a50
add esp, 0x10
push 0
push 3
push esi
mov esi, dword [ebp + 8]
push dword [esi + 0x130]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x4c4292
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push edi
call fcn.004afa90
add esp, 0xc
push 4
lea eax, [ebx + 0x1cb3]
push eax
push esi
call fcn.004c40c0
add esp, 0xc
lea eax, [ebx + 0x1cb7]
push 0
push 2
push eax
push dword [esi + 0x130]
call dword [sym.imp.WS2_32.dll_send]
pop esi
test eax, eax
jns 0x4c42d5
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push edi
call fcn.004afa90
add esp, 0xc
pop edi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x4c4430
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x90c
mov eax, dword [0x5903c4]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push esi
push edi
mov edi, dword [ebp + 8]
mov dword [ebp - 0x90c], edi
mov ebx, dword [edi]
mov dword [ebp - 0x908], ebx
mov esi, dword [ebx + 0x8684]
mov eax, dword [esi + 0x1eb4]
sub eax, dword [esi + 0x1eb0]
add eax, 2
push eax
lea eax, [esi + 0x1cb0]
push eax
push 0x3c
push ebx
call fcn.004c3a50
mov eax, dword [esi + 0x1eb0]
add esp, 0x10
movzx ecx, byte [eax]
inc eax
mov dword [esi + 0x1eb0], eax
cmp ecx, 0x18
je 0x4c45e8
cmp ecx, 0x23
je 0x4c45c4
cmp ecx, 0x27
jne 0x4c4676
push 0
push ecx
push 0xfa
push 0xff
push str._c_c_c_c
lea eax, [ebp - 0x904]
push 0x800
push eax
call fcn.004a44a0
mov esi, dword [esi + 0x1cac]
add esp, 0x1c
mov edi, 4
mov eax, 0x800
test esi, esi
je 0x4c4563
mov edx, dword [esi]
mov ecx, edx
lea ebx, [ecx + 1]
nop dword [eax + eax]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4c44f0
sub ecx, ebx
lea ebx, [edi + 1]
add ebx, ecx
cmp ebx, 0x7fa
jae 0x4c4551
lea eax, [ebp - 0x84]
push eax
lea eax, [ebp - 0x104]
push eax
push str._127_____127s
push edx
call fcn.00429b10
lea eax, [ebp - 0x84]
push eax
push 1
lea eax, [ebp - 0x104]
push eax
push 0
mov eax, 0x800
sub eax, edi
push str._c_s_c_s
push eax
lea eax, [ebp - 0x904]
add eax, edi
push eax
call fcn.004a44a0
add esp, 0x2c
mov edi, ebx
mov esi, dword [esi + 4]
test esi, esi
jne 0x4c44e4
mov ebx, dword [ebp - 0x908]
mov eax, 0x800
push 0xf0
push 0xff
sub eax, edi
push 0x5528bc
push eax
lea eax, [ebp - 0x904]
add eax, edi
push eax
call fcn.004a44a0
add esp, 0x14
lea eax, [edi + 2]
push 0
push eax
lea eax, [ebp - 0x904]
push eax
mov eax, dword [ebp - 0x90c]
push dword [eax + 0x130]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x4c45be
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.004afa90
add esp, 0xc
push edi
jmp 0x4c4664
lea edx, [esi + 0x1c28]
mov ecx, edx
lea esi, [ecx + 1]
nop
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4c45d0
push 0xf0
push 0xff
push edx
push 0
push 0x23
jmp 0x4c4609
lea edx, [esi + 0x1c08]
mov ecx, edx
lea esi, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4c45f3
push 0xf0
push 0xff
push edx
push 0
push 0x18
push 0xfa
push 0xff
push str._c_c_c_c_s_c_c
sub ecx, esi
lea eax, [ebp - 0x904]
push 0x800
push eax
lea esi, [ecx + 6]
call fcn.004a44a0
add esp, 0x28
lea eax, [ebp - 0x904]
push 0
push esi
push eax
push dword [edi + 0x130]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x4c4660
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.004afa90
add esp, 0xc
lea eax, [esi - 2]
push eax
lea eax, [ebp - 0x902]
push eax
push 0x3e
push ebx
call fcn.004c3a50
add esp, 0x10
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.00519876
mov esp, ebp
pop ebp
ret
Function at 0x4c5570
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x8c
mov eax, dword [0x5903c4]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
push ebx
push esi
push edi
mov esi, dword [eax + 0x3d0]
mov edi, dword [eax]
lea ebx, [esi + 0x15c]
mov dword [ebp - 0x8c], eax
lea eax, [ebp - 0x88]
push eax
mov dword [ebp - 0x88], 0x80
lea eax, [ebp - 0x84]
push eax
mov eax, dword [esi + 0x154]
push 0
add eax, 4
push eax
push dword [ebx]
push dword [esi + 0x14]
call dword [sym.imp.WS2_32.dll_recvfrom]
cmp dword [esi + 0x148], 0
mov dword [esi + 0x14c], eax
jne 0x4c5603
push dword [ebp - 0x88]
lea eax, [ebp - 0x84]
push eax
lea eax, [esi + 0xc8]
push eax
call fcn.0051d9c0
mov eax, dword [ebp - 0x88]
add esp, 0xc
mov dword [esi + 0x148], eax
mov edx, dword [esi + 0x14c]
cmp edx, 4
jge 0x4c5636
push str.Received_too_short_packet
push edi
call fcn.004afa90
add esp, 8
mov dword [esi + 0xc], 7
pop edi
pop esi
xor eax, eax
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00519876
mov esp, ebp
pop ebp
ret
push ebx
call fcn.004c4e90
movzx eax, ax
add esp, 4
mov dword [esi + 0xc], eax
add eax, 0xfffffffd
cmp eax, 3
ja case.default.0x4c5651
jmp dword [eax*4 + 0x4c5768]
cmp edx, 4
jle case.0x4c5651.4
push ebx
call fcn.004c4e70
movzx ecx, word [esi + 0x40]
add esp, 4
inc ecx
cmp cx, ax
jne case.0x4c5651.4
lea eax, [edx - 4]
push eax
mov eax, dword [ebx]
add eax, 4
push eax
push 1
push dword [ebp - 0x8c]
call fcn.004af850
mov ebx, eax
add esp, 0x10
test ebx, ebx
je 0x4c56b6
push 5
push esi
call fcn.004c5e60
add esp, 8
mov eax, ebx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00519876
mov esp, ebp
pop ebp
ret
mov eax, dword [esi + 0x14c]
sub eax, 4
cdq
add dword [edi + 0x38], eax
adc dword [edi + 0x3c], edx
push dword [edi + 0x3c]
push dword [edi + 0x38]
push edi
call fcn.004ba870
jmp 0x4c572e
push ebx
call fcn.004c4e70
movzx eax, ax
mov dword [esi + 8], eax
mov eax, dword [ebx]
add eax, 4
push eax
push 0x54dc34
push edi
call fcn.004afb30
add esp, 0x10
jmp case.0x4c5651.4
lea eax, [edx - 2]
push eax
mov eax, dword [ebx]
add eax, 2
push eax
push esi
call fcn.004c52f0
add esp, 0xc
test eax, eax
je case.0x4c5651.4
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00519876
mov esp, ebp
pop ebp
ret
push str.Internal_error:_Unexpected_packet
push 0x578aac
push edi
call fcn.004afa90
add esp, 0xc
push dword [ebp - 0x8c]
call fcn.004baaa0
add esp, 4
test eax, eax
je 0x4c5623
push 5
push esi
call fcn.004c5e60
mov ecx, dword [ebp - 4]
add esp, 8
xor ecx, ebp
mov eax, 0x2a
pop edi
pop esi
pop ebx
call fcn.00519876
mov esp, ebp
pop ebp
ret