joyce8/EMBER2024-capa huggingface dataset:
Function at 0x41f480
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
mov ecx, dword [ebp + 0xc]
mov edx, dword [ebp + 0x10]
mov eax, edx
push ebx
push esi
shl eax, 4
lea esi, [ecx + 0x158]
add esi, eax
mov eax, dword [ecx + 0x238]
push edi
mov edi, dword [esi + 4]
sub edi, dword [esi + 8]
test byte [eax + 0x44], 3
je 0x41f540
cmp dword [ecx + edx*4 + 0x140], 0x42c870
jne 0x41f540
cmp dword [esi], 0
je 0x41f4c9
test edi, edi
je 0x41f540
mov ebx, dword [ecx + edx*4 + 0x128]
push 0
push 0
push 0xffffffffffffffff
push 0xffffffffffffffff
push ebx
call fcn.0042dfd0
add esp, 0x14
cmp eax, 0xffffffff
je 0x41f540
test al, 1
je 0x41f540
mov ecx, dword [esi]
test ecx, ecx
jne 0x41f529
mov eax, dword [ebp + 8]
mov eax, dword [eax + 0x4c0]
add eax, eax
push eax
mov dword [esi + 4], eax
call dword [0x493004]
mov ecx, eax
add esp, 4
mov dword [esi], ecx
test ecx, ecx
jne 0x41f518
pop edi
pop esi
lea eax, [ecx + 0x1b]
pop ebx
pop ebp
ret
mov edi, dword [esi + 4]
mov dword [esi + 8], 0
mov dword [esi + 0xc], 0
mov eax, dword [esi + 8]
push 0
push edi
add eax, ecx
push eax
push ebx
call dword [sym.imp.WS2_32.dll_recv]
test eax, eax
jle 0x41f540
add dword [esi + 8], eax
pop edi
pop esi
xor eax, eax
pop ebx
pop ebp
ret

Function at 0x41fb00
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
push ecx
push esi
mov esi, dword [ebp + 0xc]
push 0
push esi
call fcn.00419f00
add esp, 8
test al, al
je 0x41fb2e
push esi
push dword [ebp + 8]
call fcn.00419740
add esp, 8
test eax, eax
je 0x41fb52
mov al, 1
pop esi
mov esp, ebp
pop ebp
ret
mov eax, dword [esi + 0x128]
cmp eax, 0xffffffff
je 0x41fb52
push 2
push 1
lea ecx, [ebp - 1]
push ecx
push eax
call dword [sym.imp.WS2_32.dll_recv]
test eax, eax
pop esi
setne al
mov esp, ebp
pop ebp
ret
xor al, al
pop esi
mov esp, ebp
pop ebp
ret

Function at 0x41fd80
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x188
mov eax, dword [0x493040]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
mov ebx, dword [ebp + 8]
lea eax, [ebp - 0x184]
push esi
mov esi, dword [ebp + 0x10]
push edi
mov edi, dword [ebp + 0x14]
push 0x80
push 0
push eax
mov dword [ebp - 0x188], 0x80
call fcn.0045c980
add esp, 0xc
lea eax, [ebp - 0x188]
push eax
lea eax, [ebp - 0x184]
push eax
push dword [ebp + 0xc]
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
je 0x41fdfd
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
lea eax, [ebp - 0x104]
push 0x100
push eax
push esi
call fcn.00430280
push eax
push esi
push str.getsockname___failed_with_errno__d:__s
jmp 0x41fe40
push edi
push esi
push dword [ebp - 0x188]
lea eax, [ebp - 0x184]
push eax
call fcn.0041f870
add esp, 0x10
test al, al
jne 0x41fe49
call fcn.0045f2d7
mov esi, dword [eax]
call fcn.0045f2d7
mov edi, eax
lea eax, [ebp - 0x104]
push 0x100
push eax
push esi
call fcn.00430280
push eax
push dword [edi]
push str.ssloc_inet_ntop___failed_with_errno__d:__s
push ebx
call fcn.0041ec20
add esp, 0x1c
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.0045a978
mov esp, ebp
pop ebp
ret
Function at 0x4200e0
Capabilities:
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc
mov eax, dword [0x493e14]
mov dword [ebp - 8], 0x4020
mov dword [ebp - 4], 0
mov dword [ebp - 0xc], 4
test eax, eax
jne 0x420132
push 3
push 2
push eax
push eax
push 6
call fcn.0044c130
add esp, 0x14
test al, al
je 0x420126
mov dword [0x493e14], 2
mov esp, ebp
pop ebp
ret
mov dword [0x493e14], 1
jmp 0x420137
cmp eax, 2
je 0x420177
lea eax, [ebp - 0xc]
push eax
lea eax, [ebp - 4]
push eax
push 0x1001
push 0xffff
push dword [ebp + 8]
call dword [sym.imp.WS2_32.dll_getsockopt]
test eax, eax
jne 0x42015e
mov eax, dword [ebp - 4]
cmp eax, dword [ebp - 8]
jg 0x420177
push 4
lea eax, [ebp - 8]
push eax
push 0x1001
push 0xffff
push dword [ebp + 8]
call dword [sym.imp.WS2_32.dll_setsockopt]
mov esp, ebp
pop ebp
ret
Function at 0x421380
Capabilities:
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x18
mov eax, dword [0x493040]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
mov esi, dword [ebp + 8]
xor eax, eax
push edi
mov edi, dword [ebp + 0xc]
push 4
cmp byte [esi + 0x6f3], al
setne al
mov dword [ebp - 0x14], eax
lea eax, [ebp - 0x14]
push eax
push 8
push 0xffff
push edi
call dword [sym.imp.WS2_32.dll_setsockopt]
test eax, eax
jns 0x4213dd
push edi
push str.Failed_to_set_SO_KEEPALIVE_on_fd__d
push esi
call fcn.0041ece0
add esp, 0xc
pop edi
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0045a978
mov esp, ebp
pop ebp
ret
push dword [esi + 0x690]
mov dword [ebp - 0x10], 1
call fcn.004215f0
push dword [esi + 0x694]
imul eax, eax, 0x3e8
mov dword [ebp - 0x14], eax
mov dword [ebp - 0xc], eax
call fcn.004215f0
add esp, 8
imul eax, eax, 0x3e8
push 0
push 0
mov dword [ebp - 0x14], eax
mov dword [ebp - 8], eax
lea eax, [ebp - 0x18]
push eax
push 0
push 0
push 0xc
lea eax, [ebp - 0x10]
push eax
push 0x98000004
push edi
call dword [sym.imp.WS2_32.dll_WSAIoctl]
test eax, eax
je 0x42144d
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push edi
push str.Failed_to_set_SIO_KEEPALIVE_VALS_on_fd__d:__d
push esi
call fcn.0041ece0
add esp, 0x10
mov ecx, dword [ebp - 4]
pop edi
xor ecx, ebp
pop esi
call fcn.0045a978
mov esp, ebp
pop ebp
ret

Function at 0x421460
Capabilities:
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x108
mov eax, dword [0x493040]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
mov esi, dword [ebp + 8]
lea eax, [ebp - 0x108]
push 4
push eax
push 1
push 6
push dword [ebp + 0xc]
mov dword [ebp - 0x108], 1
call dword [sym.imp.WS2_32.dll_setsockopt]
test eax, eax
jns 0x4214c2
push 0x100
lea eax, [ebp - 0x104]
push eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
call fcn.00430280
push eax
push str.Could_not_set_TCP_NODELAY:__s
push esi
call fcn.0041ece0
add esp, 0x18
mov ecx, dword [ebp - 4]
xor ecx, ebp
pop esi
call fcn.0045a978
mov esp, ebp
pop ebp
ret

Function at 0x4215d0
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push dword [ebp + 0x10]
call fcn.00421600
add esp, 4
mov dword [ebp + 0x10], eax
pop ebp
jmp fcn.0046cb3b
Function at 0x421860
Capabilities:
Get common file path

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
push edi
push str.kernel32
xor edi, edi
call dword [sym.imp.KERNEL32.dll_GetModuleHandleW]
mov dword [ebp - 4], eax
test eax, eax
jne 0x421880
pop edi
mov esp, ebp
pop ebp
ret
push ebx
push esi
push 0x47e0c8
push eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov esi, dword [ebp + 8]
mov ebx, eax
push 0x47e0d8
push esi
mov dword [ebp - 8], ebx
call fcn.004663fd
add esp, 8
test eax, eax
je 0x4218cc
test ebx, ebx
je 0x4218bc
push 8
push 0
push esi
call ebx
pop esi
mov edi, eax
pop ebx
pop edi
mov esp, ebp
pop ebp
ret
push esi
call dword [sym.imp.KERNEL32.dll_LoadLibraryW]
pop esi
mov edi, eax
pop ebx
pop edi
mov esp, ebp
pop ebp
ret
test ebx, ebx
je 0x4218f5
push str.AddDllDirectory
push dword [ebp - 4]
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
je 0x4218f5
push 0x800
push 0
push esi
call ebx
pop esi
mov edi, eax
pop ebx
pop edi
mov esp, ebp
pop ebp
ret
push 0
push 0
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryW]
mov edx, eax
mov dword [ebp - 4], edx
test edx, edx
je 0x4219b8
mov ecx, esi
lea ebx, [ecx + 2]
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x421911
sub ecx, ebx
sar ecx, 1
lea eax, [ecx + edx]
lea eax, [eax*2 + 2]
push eax
call dword [0x493004]
mov ebx, eax
add esp, 4
test ebx, ebx
je 0x4219ae
push dword [ebp - 4]
push ebx
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryW]
test eax, eax
je 0x4219ae
mov ecx, ebx
lea edx, [ecx + 2]
nop dword [eax]
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x421950
sub ecx, edx
sar ecx, 1
mov dword [ebx + ecx*2], 0x5c
mov ecx, ebx
lea edx, [ecx + 2]
nop dword [eax + eax]
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x421970
sub ecx, edx
sar ecx, 1
add ecx, ecx
sub ecx, esi
add ecx, ebx
movzx eax, word [esi]
lea esi, [esi + 2]
mov word [ecx + esi - 2], ax
test ax, ax
jne 0x421985
mov eax, dword [ebp - 8]
test eax, eax
je 0x4219a5
push 8
push 0
push ebx
call eax
jmp 0x4219ac
push ebx
call dword [sym.imp.KERNEL32.dll_LoadLibraryW]
mov edi, eax
push ebx
call dword [0x493008]
add esp, 4
pop esi
pop ebx
mov eax, edi
pop edi
mov esp, ebp
pop ebp
ret
Function at 0x4219d0
Capabilities:
Initialize winsock library

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x194
mov eax, dword [0x493040]
xor eax, ebp
mov dword [ebp - 4], eax
test byte [ebp + 8], 2
je 0x421a29
lea eax, [ebp - 0x194]
push eax
push 0x202
call dword [sym.imp.WS2_32.dll_WSAStartup]
test eax, eax
jne 0x421a16
mov eax, dword [ebp - 0x194]
cmp al, 2
jne 0x421a10
shr eax, 8
cmp al, 2
je 0x421a29
call dword [sym.imp.WS2_32.dll_WSACleanup]
mov eax, 2
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0045a978
mov esp, ebp
pop ebp
ret
call fcn.0044d330
test eax, eax
jne 0x421a8d
push str.iphlpapi.dll
call fcn.00421860
add esp, 4
mov dword [0x493e1c], eax
test eax, eax
je 0x421a65
push str.if_nametoindex
push eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov ecx, dword [0x493e18]
test eax, eax
cmovne ecx, eax
mov dword [0x493e18], ecx
push 3
push 2
push 0
push 0
push 6
call fcn.0044c130
add esp, 0x14
test al, al
setne byte [0x494b80]
push 0x494b88
call dword [sym.imp.KERNEL32.dll_QueryPerformanceFrequency]
xor eax, eax
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0045a978
mov esp, ebp
pop ebp
ret

Function at 0x4243d0
Capabilities:
Terminate process

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 8]
test esi, esi
je 0x4243f8
cmp dword [esi + 0x78], 0
je 0x4243f8
push 2
push 3
push esi
call fcn.004239b0
push dword [ebp + 0xc]
call fcn.00423e40
add esp, 0x10
jmp 0x424407
push dword [ebp + 0xc]
call fcn.00423e40
add esp, 4
test esi, esi
je 0x424418
cmp dword [esi + 0x78], 0
je 0x424418
push 3
push esi
call fcn.004239f0
add esp, 8
pop esi
pop ebp
ret

Function at 0x4244c0
Capabilities:
Create udp socket

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 8]
test esi, esi
je 0x424501
mov eax, dword [esi + 0x70]
cmp byte [eax + 0xe8], 0
jne 0x4244f1
push 0
call fcn.004244c0
add esp, 4
test al, al
mov eax, dword [esi + 0x70]
setne cl
inc cl
mov byte [eax + 0xe8], cl
mov eax, dword [esi + 0x70]
pop esi
cmp byte [eax + 0xe8], 2
sete al
pop ebp
ret
push 0
push 2
push 0x17
call dword [sym.imp.WS2_32.dll_socket]
cmp eax, 0xffffffff
jne 0x424517
xor al, al
pop esi
pop ebp
ret
push eax
call dword [sym.imp.WS2_32.dll_closesocket]
mov al, 1
pop esi
pop ebp
ret
Function at 0x42e140
Capabilities:
Get socket status

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
push ebx
mov ebx, dword [ebp + 0x14]
push esi
mov esi, dword [ebp + 0x10]
push edi
mov edi, dword [ebp + 0xc]
test edi, edi
je 0x42e15b
cmp dword [edi], 0
jne 0x42e16d
test esi, esi
je 0x42e164
cmp dword [esi], 0
jne 0x42e16d
test ebx, ebx
je 0x42e1b6
cmp dword [ebx], 0
je 0x42e1b6
push dword [ebp + 0x1c]
lea eax, [ebp - 8]
push dword [ebp + 0x18]
push eax
call fcn.00453280
add esp, 0xc
test ebx, ebx
je 0x42e188
cmp dword [ebx], 0
jne 0x42e18a
xor ebx, ebx
test esi, esi
je 0x42e193
cmp dword [esi], 0
jne 0x42e195
xor esi, esi
test edi, edi
je 0x42e19e
cmp dword [edi], 0
jne 0x42e1a0
xor edi, edi
push eax
mov eax, dword [ebp + 8]
push ebx
push esi
push edi
inc eax
push eax
call dword [sym.imp.WS2_32.dll_select]
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
push dword [ebp + 0x1c]
push dword [ebp + 0x18]
call fcn.0042e0f0
add esp, 8
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret

Function at 0x4316b0
Capabilities:
Move file

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x20
push ebx
push esi
lea eax, [ebp - 0x10]
push edi
push eax
call fcn.00423a30
push dword [ebp + 8]
movups xmm0, xmmword [eax]
movups xmmword [ebp - 0x10], xmm0
call fcn.0042f9e0
push dword [ebp + 0xc]
mov edi, eax
call fcn.0042f9e0
mov ebx, dword [sym.imp.KERNEL32.dll_MoveFileExW]
add esp, 0xc
mov esi, eax
push 1
push esi
push edi
call ebx
test eax, eax
jne 0x431737
lea eax, [ebp - 0x20]
push eax
call fcn.00423a30
movups xmm0, xmmword [ebp - 0x10]
sub esp, 0xc
mov ecx, esp
sub esp, 0x10
movups xmmword [ecx], xmm0
mov ecx, esp
movups xmm0, xmmword [eax]
movups xmmword [ecx], xmm0
call fcn.00423ae0
add esp, 0x20
test edx, edx
ja 0x43175a
jb 0x431725
cmp eax, 0x3e8
ja 0x43175a
push 1
call dword [sym.imp.KERNEL32.dll_Sleep]
push 1
push esi
push edi
call ebx
test eax, eax
je 0x4316f0
test edi, edi
je 0x431744
push edi
call fcn.004600e5
add esp, 4
test esi, esi
je 0x431751
push esi
call fcn.004600e5
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
test edi, edi
je 0x431767
push edi
call fcn.004600e5
add esp, 4
test esi, esi
je 0x431774
push esi
call fcn.004600e5
add esp, 4
pop edi
pop esi
mov eax, 1
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x4318b0
Capabilities:
Act as tcp client
Connect socket
Connect tcp socket
Connect udp socket
Create tcp socket
Create udp socket
Get local ipv4 addresses
Get socket information
Set socket configuration
Start tcp server

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x34
mov eax, dword [0x493040]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
push edi
mov edi, dword [ebp + 0x14]
push 6
push 1
push 2
mov dword [ebp - 0x28], 0x10
mov dword [ebp - 0x2c], 1
call dword [sym.imp.WS2_32.dll_socket]
mov esi, eax
cmp esi, 0xffffffff
je 0x431a81
xorps xmm0, xmm0
mov eax, 2
push 0x7f000001
movlpd qword [ebp - 0xc], xmm0
mov word [ebp - 0x14], ax
call dword [sym.imp.WS2_32.dll_htonl]
mov dword [ebp - 0x10], eax
xor eax, eax
push 4
mov word [ebp - 0x12], ax
lea eax, [ebp - 0x2c]
push eax
push 4
push 0xffff
push esi
mov dword [edi + 4], 0xffffffff
mov dword [edi], 0xffffffff
call dword [sym.imp.WS2_32.dll_setsockopt]
cmp eax, 0xffffffff
je 0x431a6f
push 0x10
lea eax, [ebp - 0x14]
push eax
push esi
call dword [sym.imp.WS2_32.dll_bind]
cmp eax, 0xffffffff
je 0x431a6f
lea eax, [ebp - 0x28]
push eax
lea eax, [ebp - 0x14]
push eax
push esi
call dword [sym.imp.WS2_32.dll_getsockname]
cmp eax, 0xffffffff
je 0x431a6f
cmp dword [ebp - 0x28], 0x10
jl 0x431a6f
push 1
push esi
call dword [sym.imp.WS2_32.dll_listen]
cmp eax, 0xffffffff
je 0x431a6f
push 0
push 1
push 2
call dword [sym.imp.WS2_32.dll_socket]
mov dword [edi], eax
cmp eax, 0xffffffff
je 0x431a6f
push 0x10
lea ecx, [ebp - 0x14]
push ecx
push eax
call dword [sym.imp.WS2_32.dll_connect]
cmp eax, 0xffffffff
je 0x431a6f
push 1
push esi
call fcn.0044bac0
add esp, 8
test eax, eax
js 0x431a6f
push 0
push 0x2710
lea eax, [ebp - 0x34]
mov dword [ebp - 0x34], esi
push 1
push eax
mov dword [ebp - 0x30], 0x300
call fcn.0042dcb0
add esp, 0x10
push 0
push 0
push esi
call dword [sym.imp.WS2_32.dll_accept]
mov dword [edi + 4], eax
cmp eax, 0xffffffff
je 0x431a6f
lea eax, [ebp - 0x28]
mov dword [ebp - 0x28], 0x10
push eax
lea eax, [ebp - 0x14]
push eax
push dword [edi]
call dword [sym.imp.WS2_32.dll_getsockname]
cmp eax, 0xffffffff
je 0x431a6f
cmp dword [ebp - 0x28], 0x10
jl 0x431a6f
lea eax, [ebp - 0x28]
mov dword [ebp - 0x28], 0x10
push eax
lea eax, [ebp - 0x24]
push eax
push dword [edi + 4]
call dword [sym.imp.WS2_32.dll_getpeername]
cmp eax, 0xffffffff
je 0x431a6f
cmp dword [ebp - 0x28], 0x10
jl 0x431a6f
mov ax, word [ebp - 0x14]
cmp ax, word [ebp - 0x24]
jne 0x431a6f
mov eax, dword [ebp - 0x10]
cmp eax, dword [ebp - 0x20]
jne 0x431a6f
mov ax, word [ebp - 0x12]
cmp ax, word [ebp - 0x22]
jne 0x431a6f
push esi
call dword [sym.imp.WS2_32.dll_closesocket]
pop edi
xor eax, eax
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0045a978
mov esp, ebp
pop ebp
ret
push esi
mov esi, dword [sym.imp.WS2_32.dll_closesocket]
call esi
push dword [edi]
call esi
push dword [edi + 4]
call esi
mov ecx, dword [ebp - 4]
or eax, 0xffffffff
pop edi
xor ecx, ebp
pop esi
call fcn.0045a978
mov esp, ebp
pop ebp
ret
Function at 0x431ad0
Capabilities:
Resolve dns

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x14
mov eax, dword [ebp + 0x14]
push ebx
xor ebx, ebx
mov dword [ebp - 0xc], ebx
mov dword [eax], ebx
lea eax, [ebp - 0x10]
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 - 0x14], eax
test eax, eax
jne 0x431c4d
push esi
mov esi, dword [ebp - 0x10]
test esi, esi
je 0x431c39
push edi
nop dword [eax]
mov eax, dword [esi + 0x14]
test eax, eax
je 0x431b2e
lea edx, [eax + 1]
nop word [eax + eax]
mov cl, byte [eax]
inc eax
test cl, cl
jne 0x431b20
sub eax, edx
lea ecx, [eax + 1]
jmp 0x431b30
xor ecx, ecx
mov eax, dword [esi + 4]
mov dword [ebp - 8], ecx
cmp eax, 2
jne 0x431b42
mov eax, 0x10
jmp 0x431b50
cmp eax, 0x17
jne 0x431bf5
mov eax, 0x1c
cmp dword [esi + 0x18], 0
mov dword [ebp - 4], eax
je 0x431bf5
mov edx, dword [esi + 0x10]
test edx, edx
je 0x431bf5
cmp edx, eax
jb 0x431bf5
add ecx, 0x20
add eax, ecx
push eax
call dword [0x493004]
mov edi, eax
add esp, 4
test edi, edi
je 0x431c2e
mov ecx, dword [esi]
mov dword [edi], ecx
mov ecx, dword [esi + 4]
mov dword [edi + 4], ecx
mov ecx, dword [esi + 8]
mov dword [edi + 8], ecx
mov eax, dword [esi + 0xc]
mov ecx, dword [ebp - 4]
mov dword [edi + 0xc], eax
lea eax, [edi + 0x20]
push ecx
mov dword [edi + 0x10], ecx
mov dword [edi + 0x14], 0
mov dword [edi + 0x1c], 0
mov dword [edi + 0x18], eax
push dword [esi + 0x18]
push eax
call fcn.0045c400
mov edx, dword [ebp - 8]
add esp, 0xc
test edx, edx
je 0x431be3
mov eax, dword [edi + 0x18]
add eax, dword [ebp - 4]
push edx
mov dword [edi + 0x14], eax
push dword [esi + 0x14]
push eax
call fcn.0045c400
add esp, 0xc
mov eax, dword [ebp - 0xc]
test ebx, ebx
cmove ebx, edi
test eax, eax
je 0x431bf2
mov dword [eax + 0x1c], edi
mov dword [ebp - 0xc], edi
mov esi, dword [esi + 0x1c]
test esi, esi
jne 0x431b10
mov esi, dword [ebp - 0x14]
mov eax, dword [ebp - 0x10]
pop edi
test eax, eax
je 0x431c12
push eax
call dword [sym.imp.WS2_32.dll_freeaddrinfo]
test esi, esi
je 0x431c35
push ebx
call fcn.00431aa0
mov eax, dword [ebp + 0x14]
add esp, 4
xor ebx, ebx
mov dword [eax], ebx
mov eax, esi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
mov esi, 8
jmp 0x431c03
test ebx, ebx
jne 0x431c45
mov esi, 0x2af9
push esi
call dword [sym.imp.WS2_32.dll_WSASetLastError]
mov eax, dword [ebp + 0x14]
mov dword [eax], ebx
mov eax, esi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret

Function at 0x432060
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.0046a299
mov ecx, eax
add esp, 0x18
xor eax, eax
test ecx, ecx
je 0x432087
cmp ecx, 0xffffffff
cmovne eax, ecx
pop ebp
ret

Function at 0x4321e0
Capabilities:
Generate random numbers via winapi

Disassembly:
push ebp
mov ebp, esp
push dword [ebp + 0xc]
push 0
push dword [ebp + 8]
call fcn.0045c980
add esp, 0xc
push 2
push dword [ebp + 0xc]
push dword [ebp + 8]
push 0
call sub.bcrypt.dll_BCryptGenRandom
neg eax
sbb eax, eax
and eax, 2
pop ebp
ret
Function at 0x4378c0
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
mov ecx, dword [ebp + 0x10]
push ebx
mov ebx, dword [ebp + 0xc]
push esi
mov esi, dword [ebp + 8]
push 0
mov byte [ebp + 0xa], cl
lea ecx, [ebp + 8]
push 3
mov eax, dword [esi + 0xc]
push ecx
mov byte [ebp + 8], 0xff
mov byte [ebp + 9], bl
push dword [eax + 0x128]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x437908
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push esi
call fcn.0041ec20
add esp, 0xc
push dword [ebp + 0x10]
push ebx
push str.SENT
push esi
call fcn.00437170
add esp, 0x10
pop esi
pop ebx
pop ebp
ret

Function at 0x437a40
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
cmp dword [ebp + 0xc], 0x1f
push ebx
mov ebx, dword [ebp + 8]
mov ecx, dword [ebx + 0x134]
mov eax, dword [ebx + 0xc]
mov dword [ebp - 4], ecx
mov dword [ebp - 8], eax
jne 0x437ba1
lea edx, [ecx + 0x1cb4]
push edi
lea edi, [ecx + 0x1eb4]
mov eax, edx
mov dword [edi], edx
cmp edx, edi
jae 0x437a80
lea eax, [edx + 1]
mov byte [edx], 0xff
mov dword [edi], eax
cmp eax, edi
jae 0x437a94
mov byte [eax], 0xfa
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x437a94
mov byte [eax], 0x1f
inc dword [edi]
movzx eax, word [ecx + 0x1ca8]
push esi
mov esi, dword [sym.imp.WS2_32.dll_htons]
push eax
call esi
movzx eax, ax
mov dword [ebp + 8], eax
mov eax, dword [ebp - 4]
movzx eax, word [eax + 0x1caa]
push eax
call esi
mov edx, dword [ebp + 8]
movzx ecx, ax
mov eax, dword [edi]
cmp eax, edi
jae 0x437b00
mov byte [eax], dl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x437b00
mov byte [eax], dh
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x437b00
mov byte [eax], cl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x437b00
shr ecx, 8
mov byte [eax], cl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x437b00
mov byte [eax], 0xff
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x437b00
mov byte [eax], 0xf0
mov eax, dword [edi]
inc eax
mov esi, dword [ebp - 4]
mov dword [esi + 0x1eb8], eax
lea ecx, [esi + 0x1cb4]
sub eax, ecx
mov dword [edi], ecx
sub eax, 2
push eax
lea eax, [esi + 0x1cb6]
push eax
push 0x3e
push ebx
call fcn.00437270
add esp, 0x10
lea eax, [esi + 0x1cb4]
push 0
push 3
push eax
mov eax, dword [ebp - 8]
push dword [eax + 0x128]
call dword [sym.imp.WS2_32.dll_send]
mov edi, dword [sym.imp.WS2_32.dll_WSAGetLastError]
test eax, eax
jns 0x437b5e
call edi
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.0041ec20
add esp, 0xc
push 4
lea eax, [esi + 0x1cb7]
push eax
push ebx
call fcn.00437920
add esp, 0xc
lea eax, [esi + 0x1cbb]
push 0
push 2
push eax
mov eax, dword [ebp - 8]
push dword [eax + 0x128]
call dword [sym.imp.WS2_32.dll_send]
pop esi
test eax, eax
jns 0x437ba0
call edi
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.0041ec20
add esp, 0xc
pop edi
pop ebx
mov esp, ebp
pop ebp
ret