joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4824e8
Capabilities:
Check os version

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x11c
mov eax, dword [0x634274]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push esi
push edi
mov edi, ecx
mov dword [ebp - 0x11c], edi
mov eax, dword [edi + 0x210]
mov dword [edi + 0x214], eax
call fcn.00460648
test al, al
je 0x48253f
int3
call fcn.00460603
test al, al
je 0x482558
mov eax, 0x49afe6c8
cmp byte [0x6fb6c0a4], dh
cdq
sub al, 0xd6
ret
call fcn.004606d2
test al, al
je 0x48257e
dec esp
mov al, 0xfb
cmp ecx, 0x25121f2e
arpl word [eax + ebx - 0x320b67fe], ax
ljmp 0x488b
mov esi, 0x114
lea eax, [ebp - 0x118]
push esi
xor ebx, ebx
push ebx
push eax
call fcn.00486960
add esp, 0xc
mov dword [ebp - 0x118], esi
lea eax, [ebp - 0x118]
push eax
call dword [sym.imp.KERNEL32.dll_GetVersionExW]
cmp dword [ebp - 0x108], 2
jne 0x4825bb
mov ecx, edi
call fcn.00481ce8
jmp 0x4825d0
mov esi, ebx
test ebx, ebx
jne 0x4825d0
mov ecx, edi
call fcn.00481b49
inc esi
mov ebx, eax
cmp esi, 0xa
jl 0x4825bd
mov eax, dword [edi + 0x214]
mov ecx, 0x1b0
sub eax, dword [edi + 0x210]
cdq
idiv ecx
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.00455afe
mov esp, ebp
pop ebp
ret

Function at 0x49f28d
Capabilities:
Set environment variable

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
pop ebp
jmp fcn.0049ef4d

Function at 0x4a35a4
Capabilities:
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
pop ebp
jmp fcn.004a3423
Function at 0x4b4de0
Capabilities:
Encode data using xor
Hash data using djb2

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 0xc]
xor edx, edx
push ebx
push esi
mov esi, dword [ebp + 8]
mov ebx, 0x1505
add eax, esi
mov ecx, eax
sub ecx, esi
push edi
xor edi, edi
cmp esi, eax
cmova ecx, edx
mov dword [ebp + 8], ecx
test ecx, ecx
je 0x4b4e29
mov al, byte [esi]
push eax
call fcn.004c0f70
movsx ecx, al
lea esi, [esi + 1]
mov eax, ebx
inc edi
shl eax, 5
add esp, 4
add eax, ebx
xor ecx, eax
mov ebx, ecx
cmp edi, dword [ebp + 8]
jb 0x4b4e07
pop edi
pop esi
movzx eax, bl
pop ebx
pop ebp
ret

Function at 0x4b6200
Capabilities:
Terminate process

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 8]
test esi, esi
je 0x4b6221
cmp dword [esi + 0x8c], 0
je 0x4b6221
push 2
push 3
push esi
call fcn.004c1540
add esp, 0xc
push dword [ebp + 0xc]
call fcn.004c3110
add esp, 4
test esi, esi
je 0x4b6244
cmp dword [esi + 0x8c], 0
je 0x4b6244
push 3
push esi
call fcn.004c1580
add esp, 8
pop esi
pop ebp
ret

Function at 0x4b6ed0
Capabilities:
Create udp socket

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
cmp dword [eax + 0x2b0], 2
jne 0x4b6ee5
pop ebp
jmp fcn.004b6e80
mov al, 1
pop ebp
ret
Function at 0x4be2f0
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
push edi
mov edi, dword [ebp + 8]
cmp dword [edi + 0x608], 0
je 0x4be334
push esi
push 1
push edi
call fcn.004b1550
push dword [edi + 0x59c]
mov eax, dword [edi + 0x608]
push dword [ebp + 0x14]
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push edi
call eax
push 0
push edi
mov esi, eax
call fcn.004b1550
add esp, 0x24
mov eax, esi
pop esi
pop edi
pop ebp
ret
mov eax, dword [ebp + 0xc]
cmp eax, 2
ja 0x4be36a
push dword [edi + 0x598]
lea eax, [eax + eax*2]
push 1
add eax, 0x5d6c98
push 2
push eax
call fcn.0048e661
push dword [edi + 0x598]
push 1
push dword [ebp + 0x14]
push dword [ebp + 0x10]
call fcn.0048e661
add esp, 0x20
xor eax, eax
pop edi
pop ebp
ret

Function at 0x4be7b0
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x88
mov eax, dword [0x634274]
xor eax, ebp
mov dword [ebp - 4], eax
mov ecx, dword [ebp + 8]
mov eax, dword [ebp + 0xc]
push ebx
mov ebx, dword [ebp + 0x18]
push esi
mov esi, dword [ecx + eax*4 + 0x1a8]
push edi
mov edi, dword [ebp + 0x10]
push eax
push ecx
mov dword [ebp - 0x88], ecx
call fcn.004becf0
add esp, 8
push 0
push dword [ebp + 0x14]
push edi
push esi
call dword [sym.imp.WS2_32.dll_send]
mov esi, eax
mov dword [ebx], 0
cmp esi, 0xffffffff
jne 0x4be86a
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov edi, eax
cmp edi, 0x2733
jne 0x4be82c
pop edi
pop esi
mov dword [ebx], 0x51
xor eax, eax
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00455afe
mov esp, ebp
pop ebp
ret
push 0x80
lea eax, [ebp - 0x84]
push eax
push edi
call fcn.004e7d20
push eax
mov eax, dword [ebp - 0x88]
push str.Send_failure:__s
push dword [eax]
call fcn.004be370
mov eax, dword [ebp - 0x88]
add esp, 0x18
mov eax, dword [eax]
mov dword [eax + 0xcac], edi
mov eax, esi
mov dword [ebx], 0x37
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.00455afe
mov esp, ebp
pop ebp
ret
Function at 0x4becf0
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
mov ecx, dword [ebp + 0xc]
mov eax, ecx
push ebx
mov ebx, dword [ebp + 8]
push esi
shl eax, 4
push edi
mov edx, dword [ebx + ecx*4 + 0x1a8]
lea esi, [ebx + 0x1cc]
add esi, eax
mov dword [ebp + 8], edx
mov eax, dword [ebx + 0x2a8]
mov edi, dword [esi + 4]
sub edi, dword [esi + 8]
test byte [eax + 0x40], 3
je 0x4bedad
cmp dword [ebx + ecx*4 + 0x1bc], 0x4be6c0
jne 0x4bedad
cmp dword [esi], 0
je 0x4bed3f
test edi, edi
je 0x4bedad
push 0
push 0
push 0xffffffffffffffff
push 0xffffffffffffffff
push edx
call fcn.004bdea0
add esp, 0x14
cmp eax, 0xffffffff
je 0x4bedad
test al, 1
je 0x4bedad
cmp dword [esi], 0
jne 0x4bed94
mov eax, dword [ebx]
mov eax, dword [eax + 0x8e4]
add eax, eax
push eax
mov dword [esi + 4], eax
call dword [0x634ce0]
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 0x4bed94
pop edi
mov dword [esi + 4], eax
pop esi
pop ebx
pop ebp
ret
mov eax, dword [esi]
add eax, dword [esi + 8]
push 0
push edi
push eax
push dword [ebp + 8]
call dword [sym.imp.WS2_32.dll_recv]
test eax, eax
jle 0x4bedad
add dword [esi + 8], eax
pop edi
pop esi
pop ebx
pop ebp
ret

Function at 0x4beea0
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
test byte [eax + 0x1f8], 1
je 0x4beec0
push eax
call fcn.004b7890
add esp, 4
test eax, eax
jne 0x4beee2
xor al, al
pop ebp
ret
mov eax, dword [eax + 0x1a8]
cmp eax, 0xffffffff
je 0x4beebc
push 2
push 1
lea ecx, [ebp + 0xb]
push ecx
push eax
call dword [sym.imp.WS2_32.dll_recv]
test eax, eax
jne 0x4beee2
xor al, al
pop ebp
ret
mov al, 1
pop ebp
ret

Function at 0x4bf6d0
Capabilities:
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc
mov eax, dword [0x641140]
mov dword [ebp - 8], 0x4020
mov dword [ebp - 4], 0
mov dword [ebp - 0xc], 4
test eax, eax
jne 0x4bf721
push 3
push 2
push eax
push 6
call fcn.004c0c40
add esp, 0x10
test al, al
je 0x4bf715
mov dword [0x641140], 2
mov esp, ebp
pop ebp
ret
mov dword [0x641140], 1
jmp 0x4bf726
cmp eax, 2
je 0x4bf766
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 0x4bf74d
mov eax, dword [ebp - 4]
cmp eax, dword [ebp - 8]
jg 0x4bf766
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 0x4bf990
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x188
mov eax, dword [0x634274]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push esi
mov esi, dword [ebp + 8]
cmp dword [esi + 0x90], 2
mov ebx, dword [esi]
je 0x4bfb9c
test dword [esi + 0x284], 0x8000002
push edi
jne 0x4bfb92
mov edi, dword [ebp + 0xc]
lea eax, [ebp - 0x188]
push eax
lea eax, [ebp - 0x184]
mov dword [ebp - 0x188], 0x80
push eax
push edi
call dword [sym.imp.WS2_32.dll_getpeername]
test eax, eax
je 0x4bfa29
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
lea eax, [ebp - 0x84]
push 0x80
push eax
push esi
call fcn.004e7d20
push eax
push esi
push str.getpeername___failed_with_errno__d:__s
push ebx
call fcn.004be370
add esp, 0x1c
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00455afe
mov esp, ebp
pop ebp
ret
push 0x80
lea eax, [ebp - 0x104]
mov dword [ebp - 0x188], 0x80
push 0
push eax
call fcn.00486960
add esp, 0xc
lea eax, [ebp - 0x188]
push eax
lea eax, [ebp - 0x104]
push eax
push edi
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
je 0x4bfa9d
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
lea eax, [ebp - 0x84]
push 0x80
push eax
push esi
call fcn.004e7d20
push eax
push esi
push str.getsockname___failed_with_errno__d:__s
push ebx
call fcn.004be370
add esp, 0x1c
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00455afe
mov esp, ebp
pop ebp
ret
lea eax, [esi + 0x138]
push eax
lea edi, [esi + 0x10a]
lea eax, [ebp - 0x184]
push edi
push eax
call fcn.004c0160
add esp, 0xc
test al, al
jne 0x4bfb01
call fcn.004986b4
mov esi, eax
call fcn.004986b4
mov edi, eax
lea eax, [ebp - 0x84]
push 0x80
push eax
push dword [esi]
call fcn.004e7d20
push eax
push dword [edi]
push str.ssrem_inet_ntop___failed_with_errno__d:__s
push ebx
call fcn.004be370
add esp, 0x1c
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00455afe
mov esp, ebp
pop ebp
ret
movups xmm0, xmmword [edi]
mov eax, dword [edi + 0x28]
movups xmmword [esi + 0x5c], xmm0
movups xmm0, xmmword [edi + 0x10]
movups xmmword [esi + 0x6c], xmm0
movq xmm0, qword [edi + 0x20]
movq qword [esi + 0x7c], xmm0
mov dword [esi + 0x84], eax
mov ax, word [edi + 0x2c]
mov word [esi + 0x88], ax
lea eax, [esi + 0x16c]
push eax
lea eax, [esi + 0x13c]
push eax
lea eax, [ebp - 0x104]
push eax
call fcn.004c0160
add esp, 0xc
test al, al
jne 0x4bfb92
call fcn.004986b4
mov esi, eax
call fcn.004986b4
mov edi, eax
lea eax, [ebp - 0x84]
push 0x80
push eax
push dword [esi]
call fcn.004e7d20
push eax
push dword [edi]
push str.ssloc_inet_ntop___failed_with_errno__d:__s
push ebx
call fcn.004be370
add esp, 0x1c
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00455afe
mov esp, ebp
pop ebp
ret
push esi
call fcn.004bf5f0
add esp, 4
pop edi
mov ecx, dword [ebp - 4]
pop esi
xor ecx, ebp
pop ebx
call fcn.00455afe
mov esp, ebp
pop ebp
ret
Function at 0x4c0590
Capabilities:
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x18
mov eax, dword [0x634274]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
mov esi, dword [ebp + 8]
push edi
mov edi, dword [ebp + 0xc]
push 4
mov eax, dword [esi + 0xa90]
shr eax, 0xc
and eax, 1
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 0x4c05ee
push edi
push str.Failed_to_set_SO_KEEPALIVE_on_fd__d_n
push esi
call fcn.004be450
add esp, 0xc
pop edi
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00455afe
mov esp, ebp
pop ebp
ret
push dword [esi + 0xa50]
mov dword [ebp - 0x10], 1
call fcn.004c08b0
push dword [esi + 0xa54]
imul eax, eax, 0x3e8
mov dword [ebp - 0x14], eax
mov dword [ebp - 0xc], eax
call fcn.004c08b0
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 0x4c065e
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.004be450
add esp, 0x10
mov ecx, dword [ebp - 4]
pop edi
xor ecx, ebp
pop esi
call fcn.00455afe
mov esp, ebp
pop ebp
ret

Function at 0x4c0670
Capabilities:
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x88
mov eax, dword [0x634274]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
push esi
push 4
mov dword [ebp - 0x88], 1
mov esi, dword [eax]
lea eax, [ebp - 0x88]
push eax
push 1
push 6
push dword [ebp + 0xc]
call dword [sym.imp.WS2_32.dll_setsockopt]
test eax, eax
jns 0x4c06e3
push 0x80
lea eax, [ebp - 0x84]
push eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
call fcn.004e7d20
push eax
push str.Could_not_set_TCP_NODELAY:__s_n
push esi
call fcn.004be450
add esp, 0x18
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00455afe
mov esp, ebp
pop ebp
ret
push str.TCP_NODELAY_set_n
push esi
call fcn.004be450
mov ecx, dword [ebp - 4]
add esp, 8
xor ecx, ebp
pop esi
call fcn.00455afe
mov esp, ebp
pop ebp
ret

Function at 0x4c0860
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push dword [ebp + 0x10]
call fcn.004c0880
add esp, 4
mov dword [ebp + 0x10], eax
pop ebp
jmp fcn.004a2f5b
Function at 0x4c0af0
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_GetModuleHandleA]
mov dword [ebp - 4], eax
test eax, eax
jne 0x4c0b10
pop edi
mov esp, ebp
pop ebp
ret
push ebx
push esi
push str.LoadLibraryExA
push eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov esi, dword [ebp + 8]
mov ebx, eax
push 0x5d70e0
push esi
mov dword [ebp - 8], ebx
call fcn.005b591b
add esp, 8
test eax, eax
je 0x4c0b5c
test ebx, ebx
je 0x4c0b4c
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_LoadLibraryA]
pop esi
mov edi, eax
pop ebx
pop edi
mov esp, ebp
pop ebp
ret
test ebx, ebx
je 0x4c0b85
push str.AddDllDirectory
push dword [ebp - 4]
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
je 0x4c0b85
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_GetSystemDirectoryA]
mov edx, eax
mov dword [ebp - 4], edx
test edx, edx
je 0x4c0c30
mov ecx, esi
lea ebx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4c0ba1
sub ecx, ebx
lea eax, [edx + 1]
add eax, ecx
push eax
call dword [0x634ce0]
mov ebx, eax
add esp, 4
test ebx, ebx
je 0x4c0c26
push dword [ebp - 4]
push ebx
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
test eax, eax
je 0x4c0c26
mov ecx, ebx
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4c0bd2
sub ecx, edx
mov eax, 0x5c
mov word [ecx + ebx], ax
mov ecx, ebx
lea edx, [ecx + 1]
nop dword [eax]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4c0bf0
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 0x4c0c00
mov eax, dword [ebp - 8]
test eax, eax
je 0x4c0c1d
push 8
push 0
push ebx
call eax
jmp 0x4c0c24
push ebx
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov edi, eax
push ebx
call dword [0x634ce4]
add esp, 4
pop esi
pop ebx
mov eax, edi
pop edi
mov esp, ebp
pop ebp
ret

Function at 0x4c0dc0
Capabilities:
Initialize winsock library

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x194
mov eax, dword [0x634274]
xor eax, ebp
mov dword [ebp - 4], eax
test byte [ebp + 8], 2
je 0x4c0e19
lea eax, [ebp - 0x194]
push eax
push 0x202
call dword [sym.imp.WS2_32.dll_WSAStartup]
test eax, eax
jne 0x4c0e06
mov eax, dword [ebp - 0x194]
cmp al, 2
jne 0x4c0e00
shr eax, 8
cmp al, 2
je 0x4c0e19
call dword [sym.imp.WS2_32.dll_WSACleanup]
mov eax, 2
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00455afe
mov esp, ebp
pop ebp
ret
push 3
push 2
push 0
push 6
call fcn.004c0c40
add esp, 0x10
test al, al
je 0x4c0e4f
push 0x645e08
mov byte [0x645e00], 1
call dword [sym.imp.KERNEL32.dll_QueryPerformanceFrequency]
xor eax, eax
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00455afe
mov esp, ebp
pop ebp
ret
mov ecx, dword [ebp - 4]
xor eax, eax
xor ecx, ebp
mov byte [0x645e00], 0
call fcn.00455afe
mov esp, ebp
pop ebp
ret
Function at 0x4cd980
Capabilities:
Resolve dns

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x10
mov eax, dword [ebp + 0x14]
push ebx
xor ebx, ebx
mov dword [ebp - 8], ebx
mov dword [eax], ebx
lea eax, [ebp - 0xc]
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 - 0x10], eax
test eax, eax
jne 0x4cdb14
push edi
mov edi, dword [ebp - 0xc]
test edi, edi
je 0x4cdb00
push esi
nop dword [eax]
mov eax, dword [edi + 4]
cmp eax, 2
jne 0x4cd9cf
mov eax, 0x10
jmp 0x4cd9dd
cmp eax, 0x17
jne 0x4cda91
mov eax, 0x1c
cmp dword [edi + 0x18], 0
mov dword [ebp - 4], eax
je 0x4cda91
mov ecx, dword [edi + 0x10]
test ecx, ecx
je 0x4cda91
cmp ecx, eax
jb 0x4cda91
push 0x20
call dword [0x634ce0]
mov esi, eax
add esp, 4
test esi, esi
je 0x4cdaf5
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]
mov dword [esi + 0xc], eax
mov eax, dword [ebp - 4]
push eax
mov dword [esi + 0x10], eax
mov dword [esi + 0x18], 0
mov dword [esi + 0x14], 0
mov dword [esi + 0x1c], 0
call dword [0x634ce0]
add esp, 4
mov dword [esi + 0x18], eax
test eax, eax
je 0x4cdae4
push dword [ebp - 4]
push dword [edi + 0x18]
push eax
call fcn.004863e0
mov eax, dword [edi + 0x14]
add esp, 0xc
test eax, eax
je 0x4cda7f
push eax
call dword [0x634cec]
add esp, 4
mov dword [esi + 0x14], eax
test eax, eax
je 0x4cdaca
mov eax, dword [ebp - 8]
test ebx, ebx
cmove ebx, esi
test eax, eax
je 0x4cda8e
mov dword [eax + 0x1c], esi
mov dword [ebp - 8], esi
mov edi, dword [edi + 0x1c]
test edi, edi
jne 0x4cd9c0
mov edi, dword [ebp - 0x10]
mov eax, dword [ebp - 0xc]
pop esi
test eax, eax
je 0x4cdaae
push eax
call dword [sym.imp.WS2_32.dll_freeaddrinfo]
test edi, edi
je 0x4cdafc
push ebx
call fcn.004cd940
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 [0x634ce4]
push esi
call dword [0x634ce4]
add esp, 8
jmp 0x4cda9f
push esi
mov edi, 8
call dword [0x634ce4]
add esp, 4
jmp 0x4cda9f
mov edi, 8
jmp 0x4cda9f
test ebx, ebx
jne 0x4cdb0c
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 0x4cdec0
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.005b5b57
add esp, 0x18
test eax, eax
je 0x4cdee2
cmp eax, 0xffffffff
jne 0x4cdee4
xor eax, eax
pop ebp
ret
Function at 0x4cfea0
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x1d0
mov eax, dword [0x634274]
xor eax, ebp
mov dword [ebp - 4], eax
cmp byte [0x641284], 0
push ebx
mov ebx, dword [ebp + 8]
mov dword [ebp - 0x160], ebx
jne 0x4cfed6
call fcn.004d2b30
test al, al
je 0x4cfee7
mov byte [0x641284], 1
xor eax, eax
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00455afe
mov esp, ebp
pop ebp
ret
mov eax, dword [ebx + 0x9c0]
test eax, eax
je 0x4cff08
push 0x400
push eax
call fcn.004f9660
add esp, 8
call fcn.004d2b30
test al, al
jne 0x4cfed6
push esi
push edi
nop word [eax + eax]
mov esi, 2
mov dword [ebp - 0x150], 4
lea eax, [ebp - 0x44]
mov dword [ebp - 0x148], esi
mov dword [ebp - 0x14c], eax
nop
lea eax, [ebp - 0x190]
push eax
call fcn.004c2cc0
push 1
movups xmm0, xmmword [eax]
movups xmmword [ebp - 0x180], xmm0
movups xmmword [ebp - 0x170], xmm0
call fcn.004be290
movups xmm1, xmmword [ebp - 0x180]
add esp, 8
lea ecx, [esi - 1]
movaps xmm0, xmm1
psrldq xmm0, 4
movd eax, xmm0
push eax
movd eax, xmm1
push eax
push 0
push ecx
call fcn.004aa9b0
imul esi, dword [ebp - 0x168]
mov ebx, eax
lea eax, [ebp - 0x1a0]
mov dword [ebp - 0x154], edx
push eax
mov dword [ebp - 0x158], esi
call fcn.004c2cc0
mov eax, dword [eax + 8]
cdq
mov esi, eax
mov edi, edx
lea eax, [ebp - 0x1b0]
push eax
call fcn.004c2cc0
mov edx, dword [ebp - 0x148]
add esp, 8
inc edx
mov dword [ebp - 0x15c], edx
mov ecx, dword [eax]
mov eax, dword [eax + 4]
add ecx, esi
push 0
push edx
adc eax, edi
push eax
push ecx
call fcn.004aa9b0
shld edx, eax, 8
shl eax, 8
xor ebx, eax
mov eax, dword [ebp - 0x154]
xor eax, edx
mov dword [ebp - 0x170], ebx
mov dword [ebp - 0x16c], eax
lea eax, [ebp - 0x1c0]
push eax
call fcn.004c2cc0
lea esi, [eax + 8]
lea eax, [ebp - 0x1d0]
push eax
call fcn.004c2cc0
add esp, 8
mov ecx, dword [eax]
add ecx, dword [esi]
mov eax, dword [ebp - 0x148]
mov esi, dword [ebp - 0x15c]
add eax, 2
imul ecx, eax
mov eax, dword [ebp - 0x158]
mov dword [ebp - 0x148], esi
shl ecx, 0x10
xor eax, ecx
mov dword [ebp - 0x168], eax
mov eax, dword [ebp - 0x14c]
movups xmm0, xmmword [ebp - 0x170]
movups xmmword [eax], xmm0
add eax, 0x10
sub dword [ebp - 0x150], 1
mov dword [ebp - 0x14c], eax
jne 0x4cff30
movsd xmm0, qword [0x5da7f8]
lea eax, [ebp - 0x44]
sub esp, 8
movsd qword [esp], xmm0
push 0x40
push eax
call fcn.004f9370
add esp, 0x10
call fcn.004d2b30
test al, al
je 0x4cff10
lea eax, [ebp - 0x144]
mov byte [ebp - 0x144], 0
push 0x100
push eax
call fcn.004f9590
add esp, 8
cmp byte [ebp - 0x144], 0
pop edi
pop esi
je 0x4d00d3
lea eax, [ebp - 0x144]
push 0x400
push eax
call fcn.004f9660
add esp, 8
call fcn.004d2b30
test al, al
jne 0x4cfed6
push str.libcurl_is_now_using_a_weak_random_seed__n
push dword [ebp - 0x160]
call fcn.004be450
add esp, 8
call fcn.004d2b30
xor edx, edx
mov ecx, 0x23
test al, al
pop ebx
cmovne ecx, edx
mov eax, ecx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00455afe
mov esp, ebp
pop ebp
ret
Function at 0x4d4370
Capabilities:
Query environment variable

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x108
mov eax, dword [0x634274]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
push eax
call fcn.004a69da
add esp, 4
mov byte [ebp - 0x108], 0
test eax, eax
je 0x4d43d4
push 0x104
lea ecx, [ebp - 0x108]
push ecx
push eax
call dword [sym.imp.KERNEL32.dll_ExpandEnvironmentStringsA]
cmp byte [ebp - 0x108], 0
je 0x4d43d4
lea eax, [ebp - 0x108]
push eax
call dword [0x634cec]
add esp, 4
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00455afe
mov esp, ebp
pop ebp
ret
mov ecx, dword [ebp - 4]
xor eax, eax
xor ecx, ebp
call fcn.00455afe
mov esp, ebp
pop ebp
ret

Function at 0x4d43f0
Capabilities:
Query environment variable

Disassembly:
push ebp
mov ebp, esp
pop ebp
jmp fcn.004d4370

Function at 0x4d9eb0
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x8c
mov eax, dword [0x634274]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push esi
push edi
mov edi, dword [ebp + 8]
lea ecx, [ebp - 0x88]
push ecx
lea ecx, [ebp - 0x84]
mov dword [ebp - 0x88], 0x80
push ecx
mov eax, dword [edi + 0x1ac]
or esi, 0xffffffff
mov ebx, dword [edi]
push eax
mov dword [ebp - 0x8c], eax
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
jne 0x4d9f23
lea eax, [ebp - 0x88]
mov dword [ebp - 0x88], 0x80
push eax
lea eax, [ebp - 0x84]
push eax
push dword [ebp - 0x8c]
call dword [sym.imp.WS2_32.dll_accept]
mov esi, eax
push dword [ebp - 0x8c]
push edi
call fcn.004bedc0
add esp, 8
cmp esi, 0xffffffff
jne 0x4d9f5b
push str.Error_accept__ing_server_connect
push ebx
call fcn.004be370
add esp, 8
mov eax, 0x1e
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00455afe
mov esp, ebp
pop ebp
ret
push str.Connection_accepted_from_server_n
push ebx
call fcn.004be450
and dword [edi + 0x284], 0xfffff7ff
push 1
push esi
mov dword [edi + 0x1ac], esi
call fcn.004e8630
add esp, 0x10
mov byte [edi + 0x1b9], 1
cmp dword [ebx + 0x610], 0
je 0x4d9fda
push 1
push ebx
call fcn.004b1550
mov eax, dword [ebx + 0x610]
push 1
push esi
push dword [ebx + 0x614]
call eax
push 0
push ebx
mov esi, eax
call fcn.004b1550
add esp, 0x1c
test esi, esi
je 0x4d9fda
push edi
call fcn.004da420
add esp, 4
mov eax, 0x2a
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00455afe
mov esp, ebp
pop ebp
ret
mov ecx, dword [ebp - 4]
xor eax, eax
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.00455afe
mov esp, ebp
pop ebp
ret