joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4b81b0
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 + 0x198]
call fcn.004b85e0
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 0x4b8236
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
cmp esi, 0x2733
jne 0x4b820e
pop edi
pop esi
mov dword [ebp], 0x51
xor eax, eax
pop ebp
pop ebx
ret
push esi
push edi
call fcn.004a8a30
push eax
push str.Send_failure:__s
push dword [edi]
call fcn.004b7d60
mov eax, dword [edi]
add esp, 0x14
mov dword [eax + 0x46b4], esi
mov eax, ebx
mov dword [ebp], 0x37
pop edi
pop esi
pop ebp
pop ebx
ret

Function at 0x4b85e0
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 + 0x198]
lea esi, [ebx + 0x1bc]
add esi, eax
mov eax, dword [ebx + 0x3b8]
push edi
mov edi, dword [esi + 4]
sub edi, dword [esi + 8]
test byte [eax + 0x3c], 3
je 0x4b8698
cmp dword [ebx + ecx*4 + 0x1ac], 0x4b8110
jne 0x4b8698
cmp dword [esi], 0
je 0x4b862c
test edi, edi
je 0x4b8698
push 0
push 0
push 0xffffffffffffffff
push 0xffffffffffffffff
push ebp
call fcn.004b76b0
add esp, 0x14
cmp eax, 0xffffffff
je 0x4b8698
test al, 1
je 0x4b8698
cmp dword [esi], 0
jne 0x4b8681
mov eax, dword [ebx]
mov eax, dword [eax + 0x32c]
add eax, eax
push eax
mov dword [esi + 4], eax
call dword [0x56e300]
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 0x4b8681
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 0x4b8698
add dword [esi + 8], eax
pop edi
pop esi
pop ebp
pop ebx
ret

Function at 0x4b86a0
Capabilities:
Write file on windows

Disassembly:
push esi
mov esi, dword [esp + 8]
mov eax, dword [esi + 0x1b0]
test eax, eax
je 0x4b86c9
push dword [esi + 0x13c]
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 0x4b8702
push dword [esi + 0x138]
lea eax, [eax + eax*2]
push 1
add eax, 0x535114
push 2
push eax
call fcn.004e6027
push dword [esi + 0x138]
push 1
push dword [esp + 0x2c]
push dword [esp + 0x2c]
call fcn.004e6027
add esp, 0x20
xor eax, eax
pop esi
ret

Function at 0x4b87e0
Capabilities:
Receive data
Receive data on socket

Disassembly:
mov eax, dword [esp + 4]
cmp byte [eax + 0x1dc], 0
je 0x4b87fd
push eax
call fcn.004205a0
add esp, 4
test eax, eax
jne 0x4b881f
xor al, al
ret
mov eax, dword [eax + 0x198]
cmp eax, 0xffffffff
je 0x4b87fa
push 2
push 1
lea ecx, [esp + 0xc]
push ecx
push eax
call dword [sym.imp.WS2_32.dll_recv]
test eax, eax
jne 0x4b881f
xor al, al
ret
mov al, 1
ret
Function at 0x4b9150
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 0x4b9198
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push edi
call fcn.004a8a30
push eax
push str.Could_not_set_TCP_NODELAY:__s_n
push esi
call fcn.004b7e80
add esp, 0x14
pop edi
pop esi
ret
push str.TCP_NODELAY_set_n
push esi
call fcn.004b7e80
add esp, 8
pop edi
pop esi
ret
Function at 0x4b9290
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
sub esp, 0x108
mov eax, dword [0x56e910]
xor eax, esp
mov dword [esp + 0x104], eax
push ebx
push edi
mov edi, dword [esp + 0x114]
cmp dword [edi + 0x94], 2
mov ebx, dword [edi]
je 0x4b948a
cmp byte [edi + 0x37e], 0
push esi
jne 0x4b9480
cmp byte [edi + 0x39a], 0
jne 0x4b9480
mov esi, dword [esp + 0x11c]
lea eax, [esp + 0xc]
push eax
lea eax, [esp + 0x94]
mov dword [esp + 0x10], 0x80
push eax
push esi
call dword [sym.imp.WS2_32.dll_getpeername]
test eax, eax
je 0x4b9335
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
push esi
push edi
call fcn.004a8a30
push eax
push esi
push str.getpeername___failed_with_errno__d:__s
push ebx
call fcn.004b7d60
add esp, 0x18
pop esi
pop edi
pop ebx
mov ecx, dword [esp + 0x104]
xor ecx, esp
call fcn.004e46d4
add esp, 0x108
ret
push 0x80
lea eax, [esp + 0x14]
mov dword [esp + 0x10], 0x80
push 0
push eax
call fcn.004ef570
add esp, 0xc
lea eax, [esp + 0xc]
push eax
lea eax, [esp + 0x14]
push eax
push esi
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
je 0x4b939d
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
push esi
push edi
call fcn.004a8a30
push eax
push esi
push str.getsockname___failed_with_errno__d:__s
push ebx
call fcn.004b7d60
add esp, 0x18
pop esi
pop edi
pop ebx
mov ecx, dword [esp + 0x104]
xor ecx, esp
call fcn.004e46d4
add esp, 0x108
ret
lea eax, [edi + 0x138]
push eax
lea esi, [edi + 0x10a]
lea eax, [esp + 0x94]
push esi
push eax
call fcn.004b9980
add esp, 0xc
test al, al
jne 0x4b93f6
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
push edi
call fcn.004a8a30
push eax
push esi
push str.ssrem_inet_ntop___failed_with_errno__d:__s
push ebx
call fcn.004b7d60
add esp, 0x18
pop esi
pop edi
pop ebx
mov ecx, dword [esp + 0x104]
xor ecx, esp
call fcn.004e46d4
add esp, 0x108
ret
movdqu xmm0, xmmword [esi]
mov eax, dword [esi + 0x28]
movdqu xmmword [edi + 0x60], xmm0
movdqu xmm0, xmmword [esi + 0x10]
movdqu xmmword [edi + 0x70], xmm0
movq xmm0, qword [esi + 0x20]
movq qword [edi + 0x80], xmm0
mov dword [edi + 0x88], eax
mov ax, word [esi + 0x2c]
mov word [edi + 0x8c], ax
lea eax, [edi + 0x16c]
push eax
lea eax, [edi + 0x13c]
push eax
lea eax, [esp + 0x18]
push eax
call fcn.004b9980
add esp, 0xc
test al, al
jne 0x4b9480
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
push edi
call fcn.004a8a30
push eax
push esi
push str.ssloc_inet_ntop___failed_with_errno__d:__s
push ebx
call fcn.004b7d60
add esp, 0x18
pop esi
pop edi
pop ebx
mov ecx, dword [esp + 0x104]
xor ecx, esp
call fcn.004e46d4
add esp, 0x108
ret
push edi
call fcn.004b8ee0
add esp, 4
pop esi
mov ecx, dword [esp + 0x10c]
pop edi
pop ebx
xor ecx, esp
call fcn.004e46d4
add esp, 0x108
ret
Function at 0x4b9d10
Capabilities:
Set socket configuration

Disassembly:
sub esp, 0x18
mov eax, dword [0x56e910]
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 + 0x4bc], 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 0x4b9d70
push edi
push str.Failed_to_set_SO_KEEPALIVE_on_fd__d_n
push esi
call fcn.004b7e80
add esp, 0xc
pop edi
pop esi
mov ecx, dword [esp + 0x14]
xor ecx, esp
call fcn.004e46d4
add esp, 0x18
ret
push dword [esi + 0x4c0]
mov dword [esp + 0x14], 1
call fcn.004c3060
push dword [esi + 0x4c4]
imul eax, eax, 0x3e8
mov dword [esp + 0x10], eax
mov dword [esp + 0x1c], eax
call fcn.004c3060
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 0x4b9de7
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.004b7e80
add esp, 0x10
mov ecx, dword [esp + 0x1c]
pop edi
pop esi
xor ecx, esp
call fcn.004e46d4
add esp, 0x18
ret
Function at 0x4c43f0
Capabilities:
Get common file path

Disassembly:
push ecx
push ebx
push edi
push 0x536eb0
xor edi, edi
call dword [sym.imp.KERNEL32.dll_GetModuleHandleA]
mov ebx, eax
test ebx, ebx
jne 0x4c440a
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 0x536ecc
push esi
call fcn.004f1a60
add esp, 8
test eax, eax
je 0x4c4452
test ebp, ebp
je 0x4c4443
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 0x4c4478
push str.AddDllDirectory
push ebx
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
je 0x4c4478
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 0x4c452f
mov ecx, esi
lea ebx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4c4495
sub ecx, ebx
lea eax, [edx + 1]
add eax, ecx
push eax
call dword [0x56e300]
mov ebx, eax
add esp, 4
test ebx, ebx
je 0x4c4525
push dword [esp + 0x10]
push ebx
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
test eax, eax
je 0x4c4525
mov ecx, ebx
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4c44c7
sub ecx, edx
mov eax, 0x5c
mov word [ecx + ebx], ax
mov ecx, ebx
lea edx, [ecx + 1]
mov edi, edi
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4c44e0
sub ecx, edx
add ecx, ebx
sub ecx, esi
lea ecx, [ecx]
mov al, byte [esi]
lea esi, [esi + 1]
mov byte [ecx + esi - 1], al
test al, al
jne 0x4c44f0
test ebp, ebp
je 0x4c451c
push 8
push 0
push ebx
call ebp
push ebx
mov edi, eax
call dword [0x56e304]
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 [0x56e304]
add esp, 4
pop esi
pop ebp
mov eax, edi
pop edi
pop ebx
pop ecx
ret
Function at 0x4c4700
Capabilities:
Resolve dns

Disassembly:
sub esp, 0xc
mov eax, dword [esp + 0x1c]
push ebx
xor ebx, ebx
mov dword [esp + 4], ebx
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 0x4c4892
push ebp
push edi
mov edi, dword [esp + 0x10]
test edi, edi
je 0x4c487c
push esi
mov eax, dword [edi + 4]
cmp eax, 2
jne 0x4c474f
lea ebp, [eax + 0xe]
jmp 0x4c475b
cmp eax, 0x17
jne 0x4c4809
lea ebp, [eax + 5]
cmp dword [edi + 0x18], 0
je 0x4c4809
mov eax, dword [edi + 0x10]
test eax, eax
je 0x4c4809
cmp eax, ebp
jb 0x4c4809
push 0x20
call dword [0x56e300]
mov esi, eax
add esp, 4
test esi, esi
je 0x4c4871
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 ebp
mov dword [esi + 0xc], eax
mov dword [esi + 0x10], ebp
mov dword [esi + 0x18], 0
mov dword [esi + 0x14], 0
mov dword [esi + 0x1c], 0
call dword [0x56e300]
add esp, 4
mov dword [esi + 0x18], eax
test eax, eax
je 0x4c4860
push ebp
push dword [edi + 0x18]
push eax
call fcn.004eef20
mov eax, dword [edi + 0x14]
add esp, 0xc
test eax, eax
je 0x4c47f5
push eax
call dword [0x56e30c]
add esp, 4
mov dword [esi + 0x14], eax
test eax, eax
je 0x4c4846
mov eax, dword [esp + 0x10]
test ebx, ebx
cmove ebx, esi
test eax, eax
je 0x4c4805
mov dword [eax + 0x1c], esi
mov dword [esp + 0x10], esi
mov edi, dword [edi + 0x1c]
test edi, edi
jne 0x4c4742
mov ebp, dword [esp + 0x18]
mov eax, dword [esp + 0x14]
pop esi
test eax, eax
je 0x4c4828
push eax
call dword [sym.imp.WS2_32.dll_freeaddrinfo]
test ebp, ebp
je 0x4c4878
push ebx
call fcn.004c46c0
mov eax, dword [esp + 0x2c]
add esp, 4
xor ebx, ebx
mov dword [eax], ebx
mov eax, ebp
pop edi
pop ebp
pop ebx
add esp, 0xc
ret
push dword [esi + 0x18]
mov ebp, 8
call dword [0x56e304]
push esi
call dword [0x56e304]
add esp, 8
jmp 0x4c4818
push esi
mov ebp, 8
call dword [0x56e304]
add esp, 4
jmp 0x4c4818
mov ebp, 8
jmp 0x4c4818
test ebx, ebx
jne 0x4c4888
mov ebp, 0x2af9
push ebp
call dword [sym.imp.WS2_32.dll_WSASetLastError]
mov eax, dword [esp + 0x28]
pop edi
mov dword [eax], ebx
mov eax, ebp
pop ebp
pop ebx
add esp, 0xc
ret

Function at 0x4c5010
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 0x4c5055
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 0x4c505c
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 0x4c8990
Capabilities:
Initialize winsock library

Disassembly:
sub esp, 0x194
mov eax, dword [0x56e910]
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 0x4c89ce
push eax
push str.WSAStartup_failed___d_
push esi
call fcn.004b7d60
add esp, 0xc
jmp 0x4c8a09
call dword [sym.imp.WS2_32.dll_WSACleanup]
mov eax, dword [esp + 4]
cmp al, 2
jne 0x4c89fb
shr eax, 8
test al, al
jne 0x4c89fb
xor eax, eax
pop esi
mov ecx, dword [esp + 0x190]
xor ecx, esp
call fcn.004e46d4
add esp, 0x194
ret
push str.insufficient_winsock_version_to_support_telnet
push esi
call fcn.004b7d60
add esp, 8
mov ecx, dword [esp + 0x194]
mov eax, 2
pop esi
xor ecx, esp
call fcn.004e46d4
add esp, 0x194
ret

Function at 0x4c92a0
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 + 0x198]
mov byte [esp + 0x20], 0xff
mov byte [esp + 0x21], bl
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x4c92ec
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push edi
call fcn.004b7d60
add esp, 0xc
push dword [esp + 0x18]
push ebx
push str.SENT
push dword [esi]
call fcn.004c8bb0
add esp, 0x10
pop edi
pop esi
pop ebx
ret
Function at 0x4c9420
Capabilities:
Send data
Send data on socket

Disassembly:
push ecx
cmp dword [esp + 0xc], 0x1f
mov eax, dword [esp + 8]
push ebx
mov eax, dword [eax]
mov dword [esp + 4], eax
mov ebx, dword [eax + 0x130]
jne 0x4c956b
push ebp
push edi
lea ebp, [ebx + 0x1cb0]
lea edi, [ebx + 0x1eb0]
mov dword [edi], ebp
cmp ebp, edi
jae 0x4c9457
mov byte [ebp], 0xff
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4c9462
mov byte [eax], 0xfa
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4c946d
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
movzx eax, ax
mov dword [esp + 0x1c], eax
movzx eax, word [ebx + 0x1caa]
push eax
call esi
mov ecx, dword [esp + 0x1c]
movzx edx, ax
mov eax, dword [edi]
cmp eax, edi
jae 0x4c94a0
mov byte [eax], cl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4c94aa
mov byte [eax], ch
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4c94b4
mov byte [eax], dl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4c94be
mov byte [eax], dh
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4c94c9
mov byte [eax], 0xff
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4c94d4
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.004c8cc0
mov edi, dword [esp + 0x28]
add esp, 0x10
push 0
push 3
push ebp
push dword [edi + 0x198]
call dword [sym.imp.WS2_32.dll_send]
mov ebp, dword [sym.imp.WS2_32.dll_WSAGetLastError]
test eax, eax
jns 0x4c952a
call ebp
push eax
push str.Sending_data_failed___d_
push esi
call fcn.004b7d60
add esp, 0xc
push 4
lea eax, [ebx + 0x1cb3]
push eax
push edi
call fcn.004c9310
add esp, 0xc
lea eax, [ebx + 0x1cb7]
push 0
push 2
push eax
push dword [edi + 0x198]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x4c9568
call ebp
push eax
push str.Sending_data_failed___d_
push esi
call fcn.004b7d60
add esp, 0xc
pop esi
pop edi
pop ebp
pop ebx
pop ecx
ret
Function at 0x4ca490
Capabilities:
Receive data
Receive data on socket

Disassembly:
sub esp, 0x88
mov eax, dword [0x56e910]
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 + 0x600]
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 0x4ca516
push dword [esp + 0x10]
lea eax, [esp + 0x18]
push eax
lea eax, [esi + 0xc8]
push eax
call fcn.004eef20
mov eax, dword [esp + 0x1c]
add esp, 0xc
mov dword [esi + 0x148], eax
mov ebx, dword [esi + 0x14c]
cmp ebx, 4
jge 0x4ca551
push str.Received_too_short_packet
push edi
call fcn.004b7d60
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.004e46d4
add esp, 0x88
ret
mov ecx, dword [esi + 0x15c]
movzx eax, byte [ecx]
shl ax, 8
movzx edx, ax
movzx eax, byte [ecx + 1]
or edx, eax
mov dword [esi + 0xc], edx
add edx, 0xfffffffd
cmp edx, 3
ja case.default.0x4ca576
jmp dword [edx*4 + 0x4ca678]
cmp ebx, 4
jle case.0x4ca576.4
movzx eax, byte [ecx + 2]
shl ax, 8
movzx edx, ax
movzx eax, byte [ecx + 3]
or edx, eax
movzx eax, word [esi + 0x40]
inc eax
and eax, 0xffff
cmp eax, edx
jne case.0x4ca576.4
lea eax, [ebx - 4]
push eax
lea eax, [ecx + 4]
push eax
push 1
push ebp
call fcn.004b7c40
mov ebx, eax
add esp, 0x10
test ebx, ebx
je 0x4ca5d4
push 5
push esi
call fcn.004cadd0
add esp, 8
mov eax, ebx
jmp 0x4ca538
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.004c2130
jmp 0x4ca64f
mov edx, ecx
movzx eax, byte [edx + 2]
shl ax, 8
movzx ecx, ax
movzx eax, byte [edx + 3]
or ecx, eax
lea eax, [edx + 4]
push eax
push 0x534428
push edi
mov dword [esi + 8], ecx
call fcn.004b7e80
jmp 0x4ca64f
lea eax, [ebx - 2]
push eax
lea eax, [ecx + 2]
push eax
push esi
call fcn.004ca220
add esp, 0xc
test eax, eax
je case.0x4ca576.4
jmp 0x4ca538
push str.Internal_error:_Unexpected_packet
push 0x53865c
push edi
call fcn.004b7d60
add esp, 0xc
push ebp
call fcn.004c24a0
add esp, 4
test eax, eax
je 0x4ca536
push 5
push esi
call fcn.004cadd0
add esp, 8
mov eax, 0x2a
jmp 0x4ca538
Function at 0x4d2fe0
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
sub esp, 0x88
mov eax, dword [0x56e910]
xor eax, esp
mov dword [esp + 0x84], eax
push ebx
push ebp
push esi
mov esi, dword [esp + 0x98]
lea eax, [esp + 0xc]
push edi
push eax
lea eax, [esp + 0x18]
mov dword [esp + 0x14], 0x80
mov ebp, dword [esi + 0x19c]
or edi, 0xffffffff
mov ebx, dword [esi]
push eax
push ebp
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
jne 0x4d3042
lea eax, [esp + 0x10]
mov dword [esp + 0x10], 0x80
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.004b8710
add esp, 8
cmp edi, 0xffffffff
jne 0x4d3066
push str.Error_accept__ing_server_connect
push ebx
call fcn.004b7d60
add esp, 8
mov eax, 0x1e
jmp 0x4d30be
push str.Connection_accepted_from_server_n
push ebx
call fcn.004b7e80
push 1
mov byte [esi + 0x388], 0
push edi
mov dword [esi + 0x19c], edi
call fcn.004d9970
mov byte [esi + 0x1a9], 1
add esp, 0x10
mov eax, dword [ebx + 0x1b8]
test eax, eax
je 0x4d30bc
push 1
push edi
push dword [ebx + 0x1bc]
call eax
add esp, 0xc
test eax, eax
je 0x4d30bc
push esi
call fcn.004d3570
add esp, 4
mov eax, 0x2a
jmp 0x4d30be
xor eax, eax
mov ecx, dword [esp + 0x94]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.004e46d4
add esp, 0x88
ret

Function at 0x4d5640
Capabilities:
Check http status code

Disassembly:
mov ecx, dword [esp + 8]
mov eax, 0x51eb851f
imul ecx
push ebx
sar edx, 5
push esi
mov eax, edx
xor esi, esi
push edi
mov edi, dword [esp + 0x10]
shr eax, 0x1f
add eax, edx
mov ebx, dword [edi]
cmp eax, 2
je 0x4d567a
push str.Couldnt_set_desired_mode
push ebx
call fcn.004b7d60
add esp, 8
lea eax, [esi + 0x11]
pop edi
pop esi
pop ebx
ret
cmp ecx, 0xc8
je 0x4d5691
push ecx
push str.Got_a__03d_response_code_instead_of_the_assumed_200_n
push ebx
call fcn.004b7e80
add esp, 0xc
mov eax, dword [esp + 0x18]
cmp eax, 0x13
jne 0x4d56a9
push edi
call fcn.004d53c0
add esp, 4
mov esi, eax
pop edi
pop esi
pop ebx
ret
cmp eax, 0x14
jne 0x4d56bd
push edi
call fcn.004d4430
add esp, 4
mov esi, eax
pop edi
pop esi
pop ebx
ret
cmp eax, 0x15
jne 0x4d56d5
push 0xd
push 1
push edi
call fcn.004d4f30
add esp, 0xc
mov esi, eax
pop edi
pop esi
pop ebx
ret
cmp eax, 0x16
jne 0x4d56e9
push 0xe
push 1
push edi
call fcn.004d4f30
add esp, 0xc
mov esi, eax
pop edi
mov eax, esi
pop esi
pop ebx
ret
Function at 0x4d7160
Capabilities:
Query environment variable

Disassembly:
sub esp, 0x108
mov eax, dword [0x56e910]
xor eax, esp
mov dword [esp + 0x104], eax
mov eax, dword [esp + 0x10c]
push eax
call fcn.004f2682
add esp, 4
mov byte [esp], 0
test eax, eax
je 0x4d71c5
push 0x104
lea ecx, [esp + 4]
push ecx
push eax
call dword [sym.imp.KERNEL32.dll_ExpandEnvironmentStringsA]
cmp byte [esp], 0
je 0x4d71c5
lea eax, [esp]
push eax
call dword [0x56e30c]
add esp, 4
mov ecx, dword [esp + 0x104]
xor ecx, esp
call fcn.004e46d4
add esp, 0x108
ret
mov ecx, dword [esp + 0x104]
xor eax, eax
xor ecx, esp
call fcn.004e46d4
add esp, 0x108
ret
Function at 0x4da860
Capabilities:
Read file on windows

Disassembly:
push esi
mov esi, dword [esp + 8]
push edi
mov eax, dword [esi]
cmp dword [eax + 4], 3
jne 0x4da88b
mov ecx, dword [esi + 0xc]
test ecx, ecx
jne 0x4da87a
pop edi
xor eax, eax
pop esi
ret
push dword [eax + 8]
push dword [esp + 0x18]
push 1
push dword [esp + 0x1c]
call ecx
jmp 0x4da8c0
cmp dword [esi + 8], 0
jne 0x4da8ae
push 0x53469c
push dword [eax + 8]
call fcn.004f0d6d
add esp, 8
mov dword [esi + 8], eax
test eax, eax
jne 0x4da8ae
pop edi
or eax, 0xffffffff
pop esi
ret
push dword [esi + 8]
push dword [esp + 0x18]
push 1
push dword [esp + 0x1c]
call fcn.004ee56d
mov edi, eax
add esp, 0x10
test edi, edi
jne 0x4da8e2
mov eax, dword [esi + 8]
test eax, eax
je 0x4da8dc
push eax
call fcn.004e5e57
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
ret

Function at 0x4ddf80
Capabilities:
Hash data using md4
Hash data via wincrypt
Initialize hashing via wincrypt

Disassembly:
sub esp, 0xc
push ebx
mov ebx, dword [esp + 0x18]
push ebp
push esi
mov esi, ebx
push edi
lea ecx, [esi + 1]
mov al, byte [esi]
inc esi
test al, al
jne 0x4ddf90
sub esi, ecx
lea ebp, [esi + esi]
push ebp
call dword [0x56e300]
mov edi, eax
add esp, 4
test edi, edi
jne 0x4ddfb7
lea eax, [edi + 0x1b]
pop edi
pop esi
pop ebp
pop ebx
add esp, 0xc
ret
xor ecx, ecx
test esi, esi
je 0x4ddfd0
lea ecx, [ecx]
mov al, byte [ecx + ebx]
mov byte [edi + ecx*2], al
mov byte [edi + ecx*2 + 1], 0
inc ecx
cmp ecx, esi
jb 0x4ddfc0
push 0xf0000000
push 1
push 0
push 0
lea eax, [esp + 0x24]
push eax
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextA]
mov esi, dword [esp + 0x28]
test eax, eax
je 0x4de04a
lea eax, [esp + 0x10]
push eax
push 0
push 0
push 0x8002
push dword [esp + 0x24]
call dword [sym.imp.ADVAPI32.dll_CryptCreateHash]
test eax, eax
je 0x4de03e
push 0
push ebp
push edi
push dword [esp + 0x1c]
mov dword [esp + 0x28], 0x10
call dword [sym.imp.ADVAPI32.dll_CryptHashData]
push 0
lea eax, [esp + 0x1c]
push eax
push esi
push 2
push dword [esp + 0x20]
call dword [sym.imp.ADVAPI32.dll_CryptGetHashParam]
push dword [esp + 0x10]
call dword [sym.imp.ADVAPI32.dll_CryptDestroyHash]
push 0
push dword [esp + 0x18]
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
mov dword [esi + 0x10], 0
push edi
mov byte [esi + 0x14], 0
call dword [0x56e304]
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
add esp, 0xc
ret