joyce8/EMBER2024-capa huggingface dataset:
Function at 0x100197a0
Capabilities:
Initialize winsock library

Disassembly:
sub esp, 0x194
mov eax, dword [0x100bb2a8]
xor eax, esp
mov dword [esp + 0x190], eax
lea eax, [esp]
push eax
push 0x202
call dword [sym.imp.WS2_32.dll_WSAStartup]
test eax, eax
jne 0x100197f5
mov eax, dword [esp]
cmp al, 2
jne 0x100197ef
shr eax, 8
cmp al, 2
jne 0x100197ef
call fcn.1001eb40
mov ecx, dword [esp + 0x190]
xor ecx, esp
call fcn.1005a19b
add esp, 0x194
ret
call dword [sym.imp.WS2_32.dll_WSACleanup]
mov ecx, dword [esp + 0x190]
mov eax, 2
xor ecx, esp
call fcn.1005a19b
add esp, 0x194
ret

Function at 0x1001fa90
Capabilities:
Terminate process

Disassembly:
push esi
mov esi, dword [esp + 8]
test esi, esi
je 0x1001faac
cmp dword [esi + 0x6c], 0
je 0x1001faac
push 2
push 3
push esi
call fcn.100368b0
add esp, 0xc
push dword [esp + 0xc]
call fcn.1002f570
add esp, 4
test esi, esi
je 0x1001facd
cmp dword [esi + 0x6c], 0
je 0x1001facd
push 3
push esi
call fcn.100368f0
add esp, 8
pop esi
ret
Function at 0x1002a210
Capabilities:
Write file on windows

Disassembly:
sub esp, 0x808
mov eax, dword [0x100bb2a8]
xor eax, esp
mov dword [esp + 0x804], eax
push edi
mov edi, dword [esp + 0x810]
test edi, edi
je 0x1002a2d9
cmp byte [edi + 0x390], 0
je 0x1002a2d9
push esi
lea eax, [esp + 0x81c]
push eax
push dword [esp + 0x81c]
lea eax, [esp + 0x10]
push 0x801
push eax
call fcn.10036b90
lea esi, [esp + 0x18]
add esp, 0x10
lea ecx, [esi + 1]
nop word [eax + eax]
mov al, byte [esi]
inc esi
test al, al
jne 0x1002a270
mov eax, dword [edi + 0x1d0]
sub esi, ecx
test eax, eax
je 0x1002a2ae
push dword [edi + 0x15c]
lea ecx, [esp + 0xc]
push esi
push ecx
push 0
push edi
call eax
add esp, 0x14
pop esi
pop edi
mov ecx, dword [esp + 0x804]
xor ecx, esp
call fcn.1005a19b
add esp, 0x808
ret
push dword [edi + 0x158]
push 1
push 2
push 0x10099568
call fcn.1006b45f
push dword [edi + 0x158]
lea eax, [esp + 0x1c]
push 1
push esi
push eax
call fcn.1006b45f
add esp, 0x20
pop esi
mov ecx, dword [esp + 0x808]
pop edi
xor ecx, esp
call fcn.1005a19b
add esp, 0x808
ret

Function at 0x1002a2f0
Capabilities:
Write file on windows

Disassembly:
sub esp, 0x108
mov eax, dword [0x100bb2a8]
xor eax, esp
mov dword [esp + 0x104], eax
push esi
push edi
mov edi, dword [esp + 0x114]
lea eax, [esp + 0x11c]
push eax
push dword [esp + 0x11c]
lea eax, [esp + 0x10]
push 0x100
push eax
call fcn.10036b90
lea esi, [esp + 0x18]
add esp, 0x10
lea ecx, [esi + 1]
mov al, byte [esi]
inc esi
test al, al
jne 0x1002a335
sub esi, ecx
mov ecx, dword [edi + 0x160]
test ecx, ecx
je 0x1002a369
cmp byte [edi + 0x4740], al
jne 0x1002a369
lea edx, [esp + 8]
mov al, byte [edx]
lea edx, [edx + 1]
mov byte [ecx], al
lea ecx, [ecx + 1]
test al, al
jne 0x1002a354
mov byte [edi + 0x4740], 1
cmp byte [edi + 0x390], 0
je 0x1002a3a3
mov byte [esp + esi + 8], 0xa
inc esi
cmp esi, 0x102
jae 0x1002a3fb
mov eax, dword [edi + 0x1d0]
mov byte [esp + esi + 8], 0
test eax, eax
je 0x1002a3ba
push dword [edi + 0x15c]
lea ecx, [esp + 0xc]
push esi
push ecx
push 0
push edi
call eax
add esp, 0x14
pop edi
pop esi
mov ecx, dword [esp + 0x104]
xor ecx, esp
call fcn.1005a19b
add esp, 0x108
ret
push dword [edi + 0x158]
push 1
push 2
push 0x10099568
call fcn.1006b45f
push dword [edi + 0x158]
lea eax, [esp + 0x1c]
push 1
push esi
push eax
call fcn.1006b45f
mov ecx, dword [esp + 0x12c]
add esp, 0x20
pop edi
pop esi
xor ecx, esp
call fcn.1005a19b
add esp, 0x108
ret
call fcn.1005a4f3
int3
Function at 0x1002a6f0
Capabilities:
Send data
Send data on socket

Disassembly:
mov eax, dword [esp + 8]
push ebx
push ebp
push esi
push edi
mov edi, dword [esp + 0x14]
push eax
push edi
mov esi, dword [edi + eax*4 + 0x1a8]
call fcn.1002aa30
add esp, 8
push 0
push dword [esp + 0x24]
push dword [esp + 0x24]
push esi
call dword [sym.imp.WS2_32.dll_send]
mov ebp, dword [esp + 0x24]
mov ebx, eax
mov dword [ebp], 0
cmp ebx, 0xffffffff
jne 0x1002a776
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
cmp esi, 0x2733
jne 0x1002a74e
pop edi
pop esi
mov dword [ebp], 0x51
xor eax, eax
pop ebp
pop ebx
ret
push esi
push edi
call fcn.10038ab0
push eax
push str.Send_failure:__s
push dword [edi]
call fcn.1002a2f0
mov eax, dword [edi]
add esp, 0x14
mov dword [eax + 0x4744], esi
mov eax, ebx
mov dword [ebp], 0x37
pop edi
pop esi
pop ebp
pop ebx
ret

Function at 0x1002aa30
Capabilities:
Receive data
Receive data on socket

Disassembly:
mov ecx, dword [esp + 8]
mov eax, ecx
push ebx
mov ebx, dword [esp + 8]
push ebp
push esi
shl eax, 4
mov ebp, dword [ebx + ecx*4 + 0x1a8]
lea esi, [ebx + 0x1cc]
add esi, eax
mov eax, dword [ebx + 0x3d0]
push edi
mov edi, dword [esi + 4]
sub edi, dword [esi + 8]
test byte [eax + 0x40], 3
je 0x1002aae8
cmp dword [ebx + ecx*4 + 0x1bc], 0x1002a650
jne 0x1002aae8
cmp dword [esi], 0
je 0x1002aa7c
test edi, edi
je 0x1002aae8
push 0
push 0
push 0xffffffffffffffff
push 0xffffffffffffffff
push ebp
call fcn.100298a0
add esp, 0x14
cmp eax, 0xffffffff
je 0x1002aae8
test al, 1
je 0x1002aae8
cmp dword [esi], 0
jne 0x1002aad1
mov eax, dword [ebx]
mov eax, dword [eax + 0x350]
add eax, eax
push eax
mov dword [esi + 4], eax
call dword [section..data]
mov edi, dword [esi + 4]
add esp, 4
mov dword [esi], eax
mov dword [esi + 8], 0
mov dword [esi + 0xc], 0
test eax, eax
jne 0x1002aad1
pop edi
mov dword [esi + 4], eax
pop esi
pop ebp
pop ebx
ret
mov eax, dword [esi]
add eax, dword [esi + 8]
push 0
push edi
push eax
push ebp
call dword [sym.imp.WS2_32.dll_recv]
test eax, eax
jle 0x1002aae8
add dword [esi + 8], eax
pop edi
pop esi
pop ebp
pop ebx
ret

Function at 0x1002ac70
Capabilities:
Write file on windows

Disassembly:
push esi
mov esi, dword [esp + 8]
mov eax, dword [esi + 0x1d0]
test eax, eax
je 0x1002ac99
push dword [esi + 0x15c]
push dword [esp + 0x18]
push dword [esp + 0x18]
push dword [esp + 0x18]
push esi
call eax
add esp, 0x14
pop esi
ret
mov eax, dword [esp + 0xc]
cmp eax, 2
ja 0x1002acd2
push dword [esi + 0x158]
lea eax, [eax + eax*2]
push 1
add eax, 0x10099568
push 2
push eax
call fcn.1006b45f
push dword [esi + 0x158]
push 1
push dword [esp + 0x2c]
push dword [esp + 0x2c]
call fcn.1006b45f
add esp, 0x20
xor eax, eax
pop esi
ret
Function at 0x1002b4b0
Capabilities:
Receive data
Receive data on socket

Disassembly:
mov eax, dword [esp + 4]
cmp byte [eax + 0x1ec], 0
je 0x1002b4cd
push eax
call fcn.100204f0
add esp, 4
test eax, eax
jne 0x1002b4ef
xor al, al
ret
mov eax, dword [eax + 0x1a8]
cmp eax, 0xffffffff
je 0x1002b4ca
push 2
push 1
lea ecx, [esp + 0xc]
push ecx
push eax
call dword [sym.imp.WS2_32.dll_recv]
test eax, eax
jne 0x1002b4ef
xor al, al
ret
mov al, 1
ret

Function at 0x1002b5a0
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
sub esp, 0x108
mov eax, dword [0x100bb2a8]
xor eax, esp
mov dword [esp + 0x104], eax
push ebx
mov ebx, dword [esp + 0x110]
push ebp
cmp dword [ebx + 0x94], 2
mov ebp, dword [ebx]
je 0x1002b759
cmp byte [ebx + 0x38e], 0
push esi
push edi
jne 0x1002b74e
cmp byte [ebx + 0x3aa], 0
jne 0x1002b74e
mov esi, dword [esp + 0x120]
lea eax, [esp + 0x10]
push eax
lea eax, [esp + 0x98]
mov dword [esp + 0x14], 0x80
push eax
push esi
call dword [sym.imp.WS2_32.dll_getpeername]
test eax, eax
je 0x1002b633
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
push esi
push ebx
call fcn.10038ab0
push eax
push esi
push str.getpeername___failed_with_errno__d:__s
push ebp
call fcn.1002a2f0
add esp, 0x18
jmp 0x1002b757
push 0x80
lea eax, [esp + 0x18]
mov dword [esp + 0x14], 0x80
push 0
push eax
call fcn.1005cd30
add esp, 0xc
lea eax, [esp + 0x10]
push eax
lea eax, [esp + 0x18]
push eax
push esi
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
je 0x1002b688
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
push esi
push ebx
call fcn.10038ab0
push eax
push esi
push str.getsockname___failed_with_errno__d:__s
push ebp
call fcn.1002a2f0
add esp, 0x18
jmp 0x1002b757
lea eax, [ebx + 0x138]
push eax
lea esi, [ebx + 0x10a]
lea eax, [esp + 0x98]
push esi
push eax
call fcn.1002c430
add esp, 0xc
test al, al
jne 0x1002b6d6
call fcn.10063d7e
mov esi, eax
call fcn.10063d7e
push dword [esi]
mov edi, eax
push ebx
call fcn.10038ab0
push eax
push dword [edi]
push str.ssrem_inet_ntop___failed_with_errno__d:__s
push ebp
call fcn.1002a2f0
add esp, 0x18
jmp 0x1002b757
movups xmm0, xmmword [esi]
mov eax, dword [esi + 0x28]
movups xmmword [ebx + 0x60], xmm0
movups xmm0, xmmword [esi + 0x10]
movups xmmword [ebx + 0x70], xmm0
movq xmm0, qword [esi + 0x20]
movq qword [ebx + 0x80], xmm0
mov dword [ebx + 0x88], eax
mov ax, word [esi + 0x2c]
mov word [ebx + 0x8c], ax
lea eax, [ebx + 0x16c]
push eax
lea eax, [ebx + 0x13c]
push eax
lea eax, [esp + 0x1c]
push eax
call fcn.1002c430
add esp, 0xc
test al, al
jne 0x1002b74e
call fcn.10063d7e
mov esi, eax
call fcn.10063d7e
push dword [esi]
mov edi, eax
push ebx
call fcn.10038ab0
push eax
push dword [edi]
push str.ssloc_inet_ntop___failed_with_errno__d:__s
push ebp
call fcn.1002a2f0
add esp, 0x18
jmp 0x1002b757
push ebx
call fcn.1002b770
add esp, 4
pop edi
pop esi
mov ecx, dword [esp + 0x10c]
pop ebp
pop ebx
xor ecx, esp
call fcn.1005a19b
add esp, 0x108
ret
Function at 0x1002b980
Capabilities:
Set socket configuration

Disassembly:
push esi
push edi
mov edi, dword [esp + 0xc]
lea eax, [esp + 0xc]
push 4
push eax
push 1
mov esi, dword [edi]
push 6
push dword [esp + 0x20]
mov dword [esp + 0x20], 1
call dword [sym.imp.WS2_32.dll_setsockopt]
test eax, eax
jns 0x1002b9c8
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push edi
call fcn.10038ab0
push eax
push str.Could_not_set_TCP_NODELAY:__s_n
push esi
call fcn.1002a210
add esp, 0x14
pop edi
pop esi
ret
push str.TCP_NODELAY_set_n
push esi
call fcn.1002a210
add esp, 8
pop edi
pop esi
ret

Function at 0x1002bb00
Capabilities:
Set socket configuration

Disassembly:
sub esp, 0x18
mov eax, dword [0x100bb2a8]
xor eax, esp
mov dword [esp + 0x14], eax
push esi
mov esi, dword [esp + 0x20]
xor eax, eax
push edi
mov edi, dword [esp + 0x28]
push 4
cmp byte [esi + 0x4e0], al
setne al
mov dword [esp + 0xc], eax
lea eax, [esp + 0xc]
push eax
push 8
push 0xffff
push edi
call dword [sym.imp.WS2_32.dll_setsockopt]
test eax, eax
jns 0x1002bb60
push edi
push str.Failed_to_set_SO_KEEPALIVE_on_fd__d_n
push esi
call fcn.1002a210
add esp, 0xc
pop edi
pop esi
mov ecx, dword [esp + 0x14]
xor ecx, esp
call fcn.1005a19b
add esp, 0x18
ret
push dword [esi + 0x4e4]
mov dword [esp + 0x14], 1
call fcn.100354f0
push dword [esi + 0x4e8]
imul eax, eax, 0x3e8
mov dword [esp + 0x10], eax
mov dword [esp + 0x1c], eax
call fcn.100354f0
add esp, 8
imul eax, eax, 0x3e8
push 0
push 0
mov dword [esp + 0x10], eax
mov dword [esp + 0x20], eax
lea eax, [esp + 0x14]
push eax
push 0
push 0
push 0xc
lea eax, [esp + 0x28]
push eax
push 0x98000004
push edi
call dword [sym.imp.WS2_32.dll_WSAIoctl]
test eax, eax
je 0x1002bbd7
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push edi
push str.Failed_to_set_SIO_KEEPALIVE_VALS_on_fd__d:__d_n
push esi
call fcn.1002a210
add esp, 0x10
mov ecx, dword [esp + 0x1c]
pop edi
pop esi
xor ecx, esp
call fcn.1005a19b
add esp, 0x18
ret
Function at 0x100380f0
Capabilities:
Get common file path

Disassembly:
push ecx
push ebx
push edi
push str.kernel32
xor edi, edi
call dword [sym.imp.KERNEL32.dll_GetModuleHandleA]
mov ebx, eax
test ebx, ebx
jne 0x1003810a
pop edi
pop ebx
pop ecx
ret
push ebp
push esi
push str.LoadLibraryExA
push ebx
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov esi, dword [esp + 0x18]
mov ebp, eax
push 0x100b3410
push esi
call fcn.1006b4c0
add esp, 8
test eax, eax
je 0x10038152
test ebp, ebp
je 0x10038143
push 8
push 0
push esi
call ebp
pop esi
pop ebp
mov edi, eax
pop edi
pop ebx
pop ecx
ret
push esi
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
pop esi
pop ebp
mov edi, eax
pop edi
pop ebx
pop ecx
ret
test ebp, ebp
je 0x10038178
push str.AddDllDirectory
push ebx
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
je 0x10038178
push 0x800
push 0
push esi
call ebp
pop esi
pop ebp
mov edi, eax
pop edi
pop ebx
pop ecx
ret
push 0
push 0
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
mov edx, eax
mov dword [esp + 0x10], edx
test edx, edx
je 0x1003822f
mov ecx, esi
lea ebx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x10038195
sub ecx, ebx
lea eax, [edx + 1]
add eax, ecx
push eax
call dword [section..data]
mov ebx, eax
add esp, 4
test ebx, ebx
je 0x10038225
push dword [esp + 0x10]
push ebx
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
test eax, eax
je 0x10038225
mov ecx, ebx
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x100381c7
mov ax, word [0x100b3424]
sub ecx, edx
mov word [ecx + ebx], ax
mov ecx, ebx
lea edx, [ecx + 1]
nop
mov al, byte [ecx]
inc ecx
test al, al
jne 0x100381e0
sub ecx, edx
add ecx, ebx
sub ecx, esi
nop dword [eax]
mov al, byte [esi]
lea esi, [esi + 1]
mov byte [ecx + esi - 1], al
test al, al
jne 0x100381f0
test ebp, ebp
je 0x1003821c
push 8
push 0
push ebx
call ebp
push ebx
mov edi, eax
call dword [0x100b0004]
add esp, 4
mov eax, edi
pop esi
pop ebp
pop edi
pop ebx
pop ecx
ret
push ebx
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov edi, eax
push ebx
call dword [0x100b0004]
add esp, 4
pop esi
pop ebp
mov eax, edi
pop edi
pop ebx
pop ecx
ret
Function at 0x10038280
Capabilities:
Resolve dns

Disassembly:
sub esp, 8
mov eax, dword [esp + 0x18]
push ebx
push ebp
xor ebx, ebx
xor ebp, ebp
mov dword [eax], ebx
lea eax, [esp + 8]
push eax
push dword [esp + 0x20]
push dword [esp + 0x20]
push dword [esp + 0x20]
call dword [sym.imp.WS2_32.dll_getaddrinfo]
mov dword [esp + 0xc], eax
test eax, eax
jne 0x100383fc
push edi
mov edi, dword [esp + 0xc]
test edi, edi
je 0x100383e7
push esi
cmp dword [edi + 4], 2
jne 0x10038374
cmp dword [edi + 0x18], 0
je 0x10038374
mov eax, dword [edi + 0x10]
test eax, eax
je 0x10038374
cmp eax, 0x10
jb 0x10038374
push 0x20
call dword [section..data]
mov esi, eax
add esp, 4
test esi, esi
je 0x100383dc
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 0x100383cb
mov ecx, dword [edi + 0x18]
movups xmm0, xmmword [ecx]
movups xmmword [eax], xmm0
mov eax, dword [edi + 0x14]
test eax, eax
je 0x10038366
push eax
call dword [0x100b000c]
add esp, 4
mov dword [esi + 0x14], eax
test eax, eax
je 0x100383b1
test ebx, ebx
cmove ebx, esi
test ebp, ebp
je 0x10038372
mov dword [ebp + 0x1c], esi
mov ebp, esi
mov edi, dword [edi + 0x1c]
test edi, edi
jne 0x100382c0
mov ebp, dword [esp + 0x14]
mov eax, dword [esp + 0x10]
pop esi
test eax, eax
je 0x10038393
push eax
call dword [sym.imp.WS2_32.dll_freeaddrinfo]
test ebp, ebp
je 0x100383e3
push ebx
call fcn.10038240
mov eax, dword [esp + 0x28]
add esp, 4
xor ebx, ebx
mov dword [eax], ebx
mov eax, ebp
pop edi
pop ebp
pop ebx
add esp, 8
ret
push dword [esi + 0x18]
mov ebp, 8
call dword [0x100b0004]
push esi
call dword [0x100b0004]
add esp, 8
jmp 0x10038383
push esi
mov ebp, 8
call dword [0x100b0004]
add esp, 4
jmp 0x10038383
mov ebp, 8
jmp 0x10038383
test ebx, ebx
jne 0x100383f3
mov ebp, 0x2af9
push ebp
call dword [sym.imp.WS2_32.dll_WSASetLastError]
mov eax, dword [esp + 0x24]
pop edi
mov dword [eax], ebx
mov eax, ebp
pop ebp
pop ebx
add esp, 8
ret

Function at 0x10039bb0
Capabilities:
Generate random numbers via winapi

Disassembly:
push ecx
push 0xf0000040
push 1
push 0
push 0
lea eax, [esp + 0x10]
mov dword [esp + 0x10], 0
push eax
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextA]
test eax, eax
je 0x10039bf5
push dword [esp + 8]
push dword [esp + 0x10]
push dword [esp + 8]
call dword [sym.imp.ADVAPI32.dll_CryptGenRandom]
push 0
push dword [esp + 4]
test eax, eax
jne 0x10039bfc
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
mov eax, 2
pop ecx
ret
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
xor eax, eax
pop ecx
ret
Function at 0x1003c260
Capabilities:
Initialize winsock library

Disassembly:
sub esp, 0x194
mov eax, dword [0x100bb2a8]
xor eax, esp
mov dword [esp + 0x190], eax
push esi
mov esi, dword [esp + 0x19c]
lea eax, [esp + 4]
push eax
push 2
call dword [sym.imp.WS2_32.dll_WSAStartup]
test eax, eax
je 0x1003c29e
push eax
push str.WSAStartup_failed___d_
push esi
call fcn.1002a2f0
add esp, 0xc
jmp 0x1003c2d9
call dword [sym.imp.WS2_32.dll_WSACleanup]
mov eax, dword [esp + 4]
cmp al, 2
jne 0x1003c2cb
shr eax, 8
test al, al
jne 0x1003c2cb
xor eax, eax
pop esi
mov ecx, dword [esp + 0x190]
xor ecx, esp
call fcn.1005a19b
add esp, 0x194
ret
push str.insufficient_winsock_version_to_support_telnet
push esi
call fcn.1002a2f0
add esp, 8
mov ecx, dword [esp + 0x194]
mov eax, 2
pop esi
xor ecx, esp
call fcn.1005a19b
add esp, 0x194
ret

Function at 0x1003c9f0
Capabilities:
Send data
Send data on socket

Disassembly:
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0xc]
push esi
mov esi, dword [esp + 0xc]
push edi
push 0
mov byte [esp + 0x16], al
lea eax, [esp + 0x14]
mov edi, dword [esi]
push 3
push eax
push dword [esi + 0x1a8]
mov byte [esp + 0x20], 0xff
mov byte [esp + 0x21], bl
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x1003ca3c
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push 0x100b6444
push edi
call fcn.1002a2f0
add esp, 0xc
push dword [esp + 0x18]
push ebx
push 0x100b6460
push dword [esi]
call fcn.1003c7e0
add esp, 0x10
pop edi
pop esi
pop ebx
ret
Function at 0x1003d1b0
Capabilities:
Send data
Send data on socket

Disassembly:
sub esp, 0x14
cmp dword [esp + 0x1c], 0x1f
mov eax, dword [esp + 0x18]
push ebx
mov eax, dword [eax]
mov dword [esp + 4], eax
mov ebx, dword [eax + 0x150]
jne 0x1003d309
push ebp
push edi
lea ebp, [ebx + 0x1cb0]
lea edi, [ebx + 0x1eb0]
mov dword [edi], ebp
cmp ebp, edi
jae 0x1003d1e9
mov byte [ebp], 0xff
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x1003d1f4
mov byte [eax], 0xfa
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x1003d1ff
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 [esp + 0x14], ax
movzx eax, word [ebx + 0x1caa]
push eax
call esi
mov ecx, dword [edi]
mov word [esp + 0x1c], ax
cmp ecx, edi
jae 0x1003d232
mov al, byte [esp + 0x14]
mov byte [ecx], al
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x1003d240
mov al, byte [esp + 0x15]
mov byte [ecx], al
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x1003d24e
mov al, byte [esp + 0x1c]
mov byte [ecx], al
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x1003d25c
mov al, byte [esp + 0x1d]
mov byte [ecx], al
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x1003d267
mov byte [eax], 0xff
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x1003d272
mov byte [eax], 0xf0
inc dword [edi]
mov eax, dword [edi]
mov esi, dword [esp + 0x10]
mov dword [ebx + 0x1eb4], eax
sub eax, ebp
sub eax, 2
mov dword [edi], ebp
push eax
lea eax, [ebx + 0x1cb2]
push eax
push 0x3e
push esi
call fcn.1003cbb0
mov edi, dword [esp + 0x38]
add esp, 0x10
push 0
push 3
push ebp
push dword [edi + 0x1a8]
call dword [sym.imp.WS2_32.dll_send]
mov ebp, dword [sym.imp.WS2_32.dll_WSAGetLastError]
test eax, eax
jns 0x1003d2c8
call ebp
push eax
push 0x100b66b8
push esi
call fcn.1002a2f0
add esp, 0xc
push 4
lea eax, [ebx + 0x1cb3]
push eax
push edi
call fcn.1003d870
add esp, 0xc
lea eax, [ebx + 0x1cb7]
push 0
push 2
push eax
push dword [edi + 0x1a8]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x1003d306
call ebp
push eax
push str.Sending_data_failed___d_
push esi
call fcn.1002a2f0
add esp, 0xc
pop esi
pop edi
pop ebp
pop ebx
add esp, 0x14
ret
Function at 0x1003f560
Capabilities:
Receive data
Receive data on socket

Disassembly:
sub esp, 0x88
mov eax, dword [0x100bb2a8]
xor eax, esp
mov dword [esp + 0x84], eax
push ebx
push ebp
mov ebp, dword [esp + 0x94]
lea eax, [esp + 8]
push esi
push edi
push eax
mov esi, dword [ebp + 0x618]
lea eax, [esp + 0x18]
mov edi, dword [ebp]
push eax
mov dword [esp + 0x18], 0x80
mov eax, dword [esi + 0x154]
push 0
add eax, 4
push eax
push dword [esi + 0x15c]
push dword [esi + 0x14]
call dword [sym.imp.WS2_32.dll_recvfrom]
cmp dword [esi + 0x148], 0
mov dword [esi + 0x14c], eax
jne 0x1003f5e6
push dword [esp + 0x10]
lea eax, [esp + 0x18]
push eax
lea eax, [esi + 0xc8]
push eax
call fcn.1005ce90
mov eax, dword [esp + 0x1c]
add esp, 0xc
mov dword [esi + 0x148], eax
mov edx, dword [esi + 0x14c]
cmp edx, 4
jge 0x1003f621
push str.Received_too_short_packet
push edi
call fcn.1002a2f0
add esp, 8
mov dword [esi + 0xc], 7
xor eax, eax
mov ecx, dword [esp + 0x94]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.1005a19b
add esp, 0x88
ret
mov eax, dword [esi + 0x15c]
movzx ecx, byte [eax + 1]
movzx eax, byte [eax]
shl eax, 8
or ecx, eax
mov dword [esi + 0xc], ecx
add ecx, 0xfffffffd
cmp ecx, 3
ja case.default.0x1003f642
jmp dword [ecx*4 + 0x1003f758]
cmp edx, 4
jle case.0x1003f642.4
mov eax, dword [esi + 0x15c]
movzx ecx, byte [eax + 2]
movzx eax, byte [eax + 3]
shl ecx, 8
or ecx, eax
movzx eax, word [esi + 0x40]
inc eax
movzx eax, ax
cmp eax, ecx
jne case.0x1003f642.4
lea eax, [edx - 4]
push eax
mov eax, dword [esi + 0x15c]
add eax, 4
push eax
push 1
push ebp
call fcn.1002a5a0
mov ebx, eax
add esp, 0x10
test ebx, ebx
je 0x1003f6a6
push 5
push esi
call fcn.1003f4e0
add esp, 8
mov eax, ebx
jmp 0x1003f608
mov eax, dword [esi + 0x14c]
sub eax, 4
cdq
add dword [edi + 0x90], eax
adc dword [edi + 0x94], edx
push dword [edi + 0x94]
push dword [edi + 0x90]
push edi
call fcn.10034520
jmp 0x1003f72d
mov eax, dword [esi + 0x15c]
movzx ecx, byte [eax + 2]
movzx eax, byte [eax + 3]
shl ecx, 8
or ecx, eax
mov eax, dword [esi + 0x15c]
add eax, 4
mov dword [esi + 8], ecx
push eax
push 0x100b6fe4
push edi
call fcn.1002a210
jmp 0x1003f72d
lea eax, [edx - 2]
push eax
mov eax, dword [esi + 0x15c]
add eax, 2
push eax
push esi
call fcn.1003edd0
add esp, 0xc
test eax, eax
je case.0x1003f642.4
jmp 0x1003f608
push str.Internal_error:_Unexpected_packet
push 0x100b700c
push edi
call fcn.1002a2f0
add esp, 0xc
push ebp
call fcn.100346a0
add esp, 4
test eax, eax
je 0x1003f606
push 5
push esi
call fcn.1003f4e0
add esp, 8
mov eax, 0x2a
jmp 0x1003f608
Function at 0x10049340
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
sub esp, 0x18
mov eax, dword [0x100bb2a8]
xor eax, esp
mov dword [esp + 0x14], eax
push ebx
push ebp
push esi
mov esi, dword [esp + 0x28]
lea eax, [esp + 0xc]
push edi
push eax
lea eax, [esp + 0x18]
mov dword [esp + 0x14], 0x10
mov ebp, dword [esi + 0x1ac]
or edi, 0xffffffff
mov ebx, dword [esi]
push eax
push ebp
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
jne 0x10049399
lea eax, [esp + 0x10]
mov dword [esp + 0x10], 0x10
push eax
lea eax, [esp + 0x18]
push eax
push ebp
call dword [sym.imp.WS2_32.dll_accept]
mov edi, eax
push ebp
push esi
call fcn.1002b850
add esp, 8
cmp edi, 0xffffffff
jne 0x100493ce
push str.Error_accept__ing_server_connect
push ebx
call fcn.1002a2f0
add esp, 8
mov eax, 0x1e
pop edi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x14]
xor ecx, esp
call fcn.1005a19b
add esp, 0x18
ret
push str.Connection_accepted_from_server_n
push ebx
call fcn.1002a210
push 1
mov byte [esi + 0x398], 0
push edi
mov dword [esi + 0x1ac], edi
call fcn.1004e9f0
mov byte [esi + 0x1b9], 1
add esp, 0x10
mov eax, dword [ebx + 0x1d8]
test eax, eax
je 0x10049452
push 1
push edi
push dword [ebx + 0x1dc]
call eax
add esp, 0xc
test eax, eax
je 0x10049452
mov eax, dword [esi + 0x1ac]
cmp eax, 0xffffffff
je 0x10049433
push eax
push esi
call fcn.1002b850
add esp, 8
mov dword [esi + 0x1ac], 0xffffffff
pop edi
mov byte [esi + 0x39a], 0
mov eax, 0x2a
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x14]
xor ecx, esp
call fcn.1005a19b
add esp, 0x18
ret
mov ecx, dword [esp + 0x24]
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.1005a19b
add esp, 0x18
ret