joyce8/EMBER2024-capa huggingface dataset:
Function at 0x83d460
Capabilities:
Get common file path

Disassembly:
push ecx
push edi
push str.kernel32
mov dword [esp + 8], 0
call dword [sym.imp.KERNEL32.dll_GetModuleHandleA]
mov edi, eax
test edi, edi
jne 0x83d47e
pop edi
pop ecx
ret
push ebx
mov ebx, dword [sym.imp.KERNEL32.dll_GetProcAddress]
push ebp
push esi
push str.LoadLibraryExA
push edi
call ebx
mov esi, dword [esp + 0x18]
push 0x8b8a24
push esi
mov ebp, eax
call fcn.008360a0
add esp, 8
test eax, eax
je 0x83d4cd
test ebp, ebp
je 0x83d4bc
push 8
push 0
push esi
call ebp
pop esi
pop ebp
pop ebx
mov dword [esp + 4], eax
pop edi
pop ecx
ret
push esi
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
pop esi
pop ebp
pop ebx
mov dword [esp + 4], eax
pop edi
pop ecx
ret
test ebp, ebp
je 0x83d4f1
push str.AddDllDirectory
push edi
call ebx
test eax, eax
je 0x83d4f1
push 0x800
push 0
push esi
call ebp
pop esi
pop ebp
pop ebx
mov dword [esp + 4], eax
pop edi
pop ecx
ret
push 0
push 0
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
mov edx, eax
test edx, edx
mov dword [esp + 0x18], edx
je 0x83d59d
mov edi, esi
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
not ecx
dec ecx
lea eax, [ecx + edx + 1]
push eax
call dword [0x8b8930]
mov ebx, eax
add esp, 4
test ebx, ebx
je 0x83d593
mov ecx, dword [esp + 0x18]
push ecx
push ebx
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
test eax, eax
je 0x83d593
mov edi, ebx
or ecx, 0xffffffff
xor eax, eax
mov dx, word [0x8b8a10]
repne scasb al, byte es:[edi]
not ecx
dec ecx
mov edi, ebx
mov word [ecx + ebx], dx
or ecx, 0xffffffff
repne scasb al, byte es:[edi]
not ecx
dec ecx
mov edi, esi
mov edx, ecx
or ecx, 0xffffffff
add edx, ebx
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
mov eax, ecx
mov esi, edi
mov edi, edx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, eax
and ecx, 3
test ebp, ebp
rep movsb byte es:[edi], byte [esi]
je 0x83d588
push 8
push 0
push ebx
call ebp
jmp 0x83d58f
push ebx
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov dword [esp + 0x10], eax
push ebx
call dword [0x8b8934]
add esp, 4
mov eax, dword [esp + 0x10]
pop esi
pop ebp
pop ebx
pop edi
pop ecx
ret
Function at 0x846330
Capabilities:
Send data
Send data on socket

Disassembly:
mov eax, dword [esp + 8]
sub esp, 0x100
push ebx
push ebp
push esi
mov esi, dword [esp + 0x110]
push edi
push eax
mov edi, dword [esi + eax*4 + 0x408]
push esi
call fcn.008463f0
mov eax, dword [esp + 0x128]
mov ecx, dword [esp + 0x124]
add esp, 8
push 0
push eax
push ecx
push edi
call dword [sym.imp.WS2_32.dll_send]
mov ebx, dword [esp + 0x124]
mov edi, eax
cmp edi, 0xffffffff
mov dword [ebx], 0
jne 0x8463d5
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov ebp, eax
cmp ebp, 0x2733
jne 0x8463a6
pop edi
pop esi
mov dword [ebx], 0x51
pop ebp
xor eax, eax
pop ebx
add esp, 0x100
ret
lea edx, [esp + 0x10]
push 0x100
push edx
push ebp
call fcn.00872650
push eax
mov eax, dword [esi]
push str.Send_failure:__s
push eax
call fcn.00846120
mov ecx, dword [esi]
add esp, 0x18
mov dword [ecx + 0xdc4], ebp
mov dword [ebx], 0x37
mov eax, edi
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x100
ret

Function at 0x8463f0
Capabilities:
Receive data
Receive data on socket

Disassembly:
mov eax, dword [esp + 8]
push ebx
mov ebx, dword [esp + 8]
push ebp
push esi
lea esi, [eax + 0x43]
shl esi, 4
add esi, ebx
push edi
mov ebp, dword [ebx + eax*4 + 0x408]
mov edi, dword [esi + 4]
mov ecx, dword [esi + 8]
sub edi, ecx
mov ecx, dword [ebx + 0x5a8]
test byte [ecx + 0x40], 3
je 0x8464aa
cmp dword [ebx + eax*4 + 0x420], 0x8464f0
jne 0x8464aa
cmp dword [esi], 0
je 0x846439
test edi, edi
je 0x8464aa
push 0
push 0
push 0xffffffffffffffff
push 0xffffffffffffffff
push ebp
call fcn.0086ef80
add esp, 0x14
cmp eax, 0xffffffff
je 0x8464aa
test al, 1
je 0x8464aa
cmp dword [esi], 0
jne 0x84647c
mov edx, dword [ebx]
mov eax, dword [edx + 0x930]
shl eax, 1
push eax
mov dword [esi + 4], eax
call dword [0x8b8930]
mov edi, dword [esi + 4]
add esp, 4
mov dword [esi], eax
xor eax, eax
mov dword [esi + 8], eax
mov dword [esi + 0xc], eax
mov eax, dword [esi]
test eax, eax
je 0x8464a3
mov ebx, dword [esi + 8]
push 0
add eax, ebx
push edi
push eax
push ebp
call dword [sym.imp.WS2_32.dll_recv]
test eax, eax
jle 0x8464aa
mov ecx, dword [esi + 8]
pop edi
add ecx, eax
mov dword [esi + 8], ecx
pop esi
pop ebp
pop ebx
ret
mov dword [esi + 4], 0
pop edi
pop esi
pop ebp
pop ebx
ret

Function at 0x846950
Capabilities:
Receive data
Receive data on socket

Disassembly:
mov eax, dword [esp + 0xc]
mov ecx, dword [esp + 8]
mov edx, dword [esp + 4]
push 0
push eax
push ecx
push edx
call dword [sym.imp.WS2_32.dll_recv]
cmp eax, 0xffffffff
jne 0x846993
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
xor ecx, ecx
cmp eax, 0x2733
mov edx, dword [esp + 0x10]
sete cl
mov eax, ecx
mov dword [edx], 0
neg eax
sbb eax, eax
and eax, 0x19
add eax, 0x38
ret
mov ecx, dword [esp + 0x10]
mov dword [ecx], eax
xor eax, eax
ret
Function at 0x847be0
Capabilities:
Encode data using xor
Hash data using djb2

Disassembly:
mov eax, dword [esp + 8]
push ebx
push esi
mov esi, dword [esp + 0xc]
push edi
mov edi, 0x1505
lea ebx, [esi + eax]
cmp esi, ebx
jae 0x847c15
mov al, byte [esi]
inc esi
push eax
call fcn.0084cb30
mov edx, edi
add esp, 4
movsx ecx, al
shl edx, 5
add edx, edi
xor ecx, edx
cmp esi, ebx
mov edi, ecx
jb 0x847bf7
mov eax, edi
pop edi
pop esi
and eax, 0xff
pop ebx
ret

Function at 0x84a7d0
Capabilities:
Read file on windows

Disassembly:
mov eax, dword [esp + 0xc]
push eax
call fcn.0084a7c0
mov ecx, dword [esp + 0xc]
mov edx, dword [esp + 8]
push eax
push ecx
push edx
call fcn.00833c48
add esp, 0x10
ret
Function at 0x84ac20
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
sub esp, 0x208
push ebx
mov ebx, dword [esp + 0x210]
push ebp
push esi
mov eax, dword [ebx + 0x2f8]
push edi
cmp eax, 3
jne 0x84adf0
mov eax, dword [ebx + 0x518]
test eax, eax
jne 0x84adf0
mov eax, dword [ebx + 0x580]
test eax, eax
jne 0x84adf0
mov esi, dword [esp + 0x220]
mov ebp, dword [ebx]
lea eax, [esp + 0x10]
lea ecx, [esp + 0x98]
push eax
mov edi, 0x80
push ecx
push esi
mov dword [esp + 0x1c], edi
call dword [sym.imp.WS2_32.dll_getpeername]
test eax, eax
je 0x84acbc
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
lea edx, [esp + 0x118]
mov esi, eax
push 0x100
push edx
push esi
call fcn.00872650
push eax
push esi
push str.getpeername___failed_with_errno__d:__s
push ebp
call fcn.00846120
add esp, 0x1c
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x208
ret
mov dword [esp + 0x14], edi
mov ecx, 0x20
xor eax, eax
lea edi, [esp + 0x18]
rep stosd dword es:[edi], eax
lea eax, [esp + 0x14]
lea ecx, [esp + 0x18]
push eax
push ecx
push esi
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
je 0x84ad18
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
lea edx, [esp + 0x118]
mov esi, eax
push 0x100
push edx
push esi
call fcn.00872650
push eax
push esi
push str.getsockname___failed_with_errno__d:__s
push ebp
call fcn.00846120
add esp, 0x1c
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x208
ret
mov ecx, dword [esp + 0x10]
lea eax, [ebx + 0x3a0]
lea esi, [ebx + 0x372]
push eax
push esi
lea edx, [esp + 0xa0]
push ecx
push edx
call fcn.0084abb0
add esp, 0x10
test eax, eax
jne 0x84ad7e
lea eax, [esp + 0x118]
push 0x100
push eax
call fcn.00833938
mov ecx, dword [eax]
push ecx
call fcn.00872650
add esp, 0xc
push eax
call fcn.00833938
mov edx, dword [eax]
push edx
push str.ssrem_inet_ntop___failed_with_errno__d:__s
push ebp
call fcn.00846120
add esp, 0x10
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x208
ret
lea edi, [ebx + 0x2c4]
mov ecx, 0xb
rep movsd dword es:[edi], dword [esi]
mov edx, dword [esp + 0x14]
lea eax, [ebx + 0x3d4]
lea ecx, [ebx + 0x3a4]
push eax
push ecx
lea eax, [esp + 0x20]
push edx
push eax
movsw word es:[edi], word [esi]
call fcn.0084abb0
add esp, 0x10
test eax, eax
jne 0x84adf0
lea ecx, [esp + 0x118]
push 0x100
push ecx
call fcn.00833938
mov edx, dword [eax]
push edx
call fcn.00872650
add esp, 0xc
push eax
call fcn.00833938
mov eax, dword [eax]
push eax
push str.ssloc_inet_ntop___failed_with_errno__d:__s
push ebp
call fcn.00846120
add esp, 0x10
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x208
ret
push ebx
call fcn.0084ab30
add esp, 4
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x208
ret
Function at 0x84b500
Capabilities:
Set socket configuration

Disassembly:
sub esp, 0xc
mov eax, dword [0x8c6640]
push esi
test eax, eax
mov dword [esp + 8], 0x4020
mov dword [esp + 4], 0
mov dword [esp + 0xc], 4
jne 0x84b553
push 3
push 2
push eax
push 6
call fcn.0083d300
add esp, 0x10
test eax, eax
je 0x84b547
mov dword [0x8c6640], 2
pop esi
add esp, 0xc
ret
mov dword [0x8c6640], 1
jmp 0x84b558
cmp eax, 2
je 0x84b59f
mov esi, dword [esp + 0x14]
lea eax, [esp + 0xc]
lea ecx, [esp + 4]
push eax
push ecx
push 0x1001
push 0xffff
push esi
call dword [sym.imp.WS2_32.dll_getsockopt]
test eax, eax
jne 0x84b587
mov edx, dword [esp + 4]
mov eax, dword [esp + 8]
cmp edx, eax
jg 0x84b59f
lea eax, [esp + 8]
push 4
push eax
push 0x1001
push 0xffff
push esi
call dword [sym.imp.WS2_32.dll_setsockopt]
pop esi
add esp, 0xc
ret
Function at 0x84b8e0
Capabilities:
Set socket configuration

Disassembly:
sub esp, 0xc
push esi
mov esi, dword [esp + 0x14]
xor eax, eax
push edi
mov ecx, dword [esi + 0xbcc]
mov edi, dword [esp + 0x1c]
test ecx, ecx
lea ecx, [esp + 0x18]
push 4
push ecx
push 8
setne al
push 0xffff
push edi
mov dword [esp + 0x2c], eax
call dword [sym.imp.WS2_32.dll_setsockopt]
test eax, eax
jge 0x84b92c
push edi
push str.Failed_to_set_SO_KEEPALIVE_on_fd__d_n
push esi
call fcn.00846060
add esp, 0xc
pop edi
pop esi
add esp, 0xc
ret
mov edx, dword [esi + 0xae0]
mov dword [esp + 8], 1
push edx
call fcn.0084a7b0
lea eax, [eax + eax*4]
lea eax, [eax + eax*4]
lea eax, [eax + eax*4]
shl eax, 3
mov dword [esp + 0x1c], eax
mov dword [esp + 0x10], eax
mov eax, dword [esi + 0xae4]
push eax
call fcn.0084a7b0
add esp, 8
lea eax, [eax + eax*4]
lea ecx, [esp + 0x1c]
lea edx, [esp + 8]
push 0
push 0
lea eax, [eax + eax*4]
push ecx
push 0
push 0
lea eax, [eax + eax*4]
push 0xc
push edx
push 0x98000004
shl eax, 3
push edi
mov dword [esp + 0x3c], eax
mov dword [esp + 0x34], eax
call dword [sym.imp.WS2_32.dll_WSAIoctl]
test eax, eax
je 0x84b9b1
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.00846060
add esp, 0x10
pop edi
pop esi
add esp, 0xc
ret
Function at 0x84bdf0
Capabilities:
Set socket configuration

Disassembly:
sub esp, 0x104
mov eax, dword [esp + 0x108]
mov edx, dword [esp + 0x10c]
push esi
lea ecx, [esp + 4]
mov esi, dword [eax]
push 4
push ecx
push 1
push 6
push edx
mov dword [esp + 0x18], 1
call dword [sym.imp.WS2_32.dll_setsockopt]
test eax, eax
jge 0x84be4a
lea eax, [esp + 8]
push 0x100
push eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
call fcn.00872650
push eax
push str.Could_not_set_TCP_NODELAY:__s_n
push esi
call fcn.00846060
add esp, 0x18
pop esi
add esp, 0x104
ret

Function at 0x84bfc0
Capabilities:
Receive data
Receive data on socket

Disassembly:
mov eax, dword [esp + 4]
mov ecx, dword [eax + 0x45c]
test ecx, ecx
je 0x84bfdc
push eax
call fcn.0083e1e0
add esp, 4
test eax, eax
jne 0x84bfff
ret
mov eax, dword [eax + 0x408]
cmp eax, 0xffffffff
jne 0x84bfea
xor eax, eax
ret
push 2
lea ecx, [esp + 8]
push 1
push ecx
push eax
call dword [sym.imp.WS2_32.dll_recv]
test eax, eax
jne 0x84bfff
ret
mov eax, 1
ret

Function at 0x84d140
Capabilities:
Create thread

Disassembly:
mov eax, dword [esp + 8]
mov ecx, dword [esp + 4]
push 0
push 0
push eax
push ecx
push 0
push 0
call fcn.0087fad7
add esp, 0x18
test eax, eax
je 0x84d163
cmp eax, 0xffffffff
jne 0x84d165
xor eax, eax
ret
Function at 0x84e640
Capabilities:
Act as tcp client
Connect socket
Connect tcp socket
Connect udp socket
Create tcp socket
Create udp socket
Get local ipv4 addresses
Get socket information
Receive data
Receive data on socket
Send data
Send data on socket
Set socket configuration
Start tcp server

Disassembly:
sub esp, 0x30
push ebx
push ebp
push esi
mov esi, dword [sym.imp.WS2_32.dll_socket]
push edi
push 6
push 1
push 2
mov dword [esp + 0x20], 0x10
mov dword [esp + 0x1c], 1
call esi
mov ebp, eax
cmp ebp, 0xffffffff
jne 0x84e676
pop edi
pop esi
pop ebp
or eax, eax
pop ebx
add esp, 0x30
ret
xor eax, eax
push 0x7f000001
mov dword [esp + 0x1c], eax
mov word [esp + 0x1c], 2
mov dword [esp + 0x20], eax
mov dword [esp + 0x24], eax
mov dword [esp + 0x28], eax
call dword [sym.imp.WS2_32.dll_htonl]
mov ebx, dword [esp + 0x50]
lea ecx, [esp + 0x10]
push 4
push ecx
push 4
push 0xffff
push ebp
mov dword [esp + 0x30], eax
mov word [esp + 0x2e], 0
mov dword [ebx + 4], 0xffffffff
mov dword [ebx], 0xffffffff
call dword [sym.imp.WS2_32.dll_setsockopt]
cmp eax, 0xffffffff
je 0x84e7b0
lea edx, [esp + 0x18]
push 0x10
push edx
push ebp
call dword [sym.imp.WS2_32.dll_bind]
cmp eax, 0xffffffff
je 0x84e7b0
lea eax, [esp + 0x14]
lea ecx, [esp + 0x18]
push eax
push ecx
push ebp
call dword [sym.imp.WS2_32.dll_getsockname]
cmp eax, 0xffffffff
je 0x84e7b0
push 1
push ebp
call dword [sym.imp.WS2_32.dll_listen]
cmp eax, 0xffffffff
je 0x84e7b0
push 0
push 1
push 2
call esi
cmp eax, 0xffffffff
mov dword [ebx], eax
je 0x84e7b0
lea edx, [esp + 0x18]
push 0x10
push edx
push eax
call dword [sym.imp.WS2_32.dll_connect]
cmp eax, 0xffffffff
je 0x84e7b0
push 0
push 0
push ebp
call dword [sym.imp.WS2_32.dll_accept]
cmp eax, 0xffffffff
mov dword [ebx + 4], eax
je 0x84e7b0
push ebx
push 0x8b9e2c
lea eax, [esp + 0x30]
push 0xc
push eax
call fcn.0084faa0
lea edi, [esp + 0x38]
or ecx, 0xffffffff
xor eax, eax
add esp, 0x10
repne scasb al, byte es:[edi]
mov edx, dword [ebx]
push eax
not ecx
dec ecx
mov esi, ecx
lea ecx, [esp + 0x2c]
push esi
push ecx
push edx
call dword [sym.imp.WS2_32.dll_send]
cmp eax, esi
jne 0x84e7b0
mov ecx, dword [ebx + 4]
push 0
lea eax, [esp + 0x38]
push 0xc
push eax
push ecx
call dword [sym.imp.WS2_32.dll_recv]
cmp eax, esi
jne 0x84e7b0
mov ecx, esi
lea edi, [esp + 0x34]
lea esi, [esp + 0x28]
xor edx, edx
repe cmpsb byte [esi], byte es:[edi]
je 0x84e7cf
mov esi, dword [sym.imp.WS2_32.dll_closesocket]
push ebp
call esi
mov eax, dword [ebx]
push eax
call esi
mov ecx, dword [ebx + 4]
push ecx
call esi
pop edi
pop esi
pop ebp
or eax, 0xffffffff
pop ebx
add esp, 0x30
ret
push ebp
call dword [sym.imp.WS2_32.dll_closesocket]
pop edi
pop esi
pop ebp
xor eax, eax
pop ebx
add esp, 0x30
ret
Function at 0x853170
Capabilities:
Hash data via wincrypt
Initialize hashing via wincrypt

Disassembly:
sub esp, 0x10
push ebp
mov ebp, dword [esp + 0x20]
push esi
mov esi, dword [esp + 0x28]
mov ecx, esi
push edi
mov edx, ecx
xor eax, eax
mov edi, ebp
push 0xf0000040
shr ecx, 2
rep stosd dword es:[edi], eax
mov ecx, edx
mov dword [esp + 0x14], 0
and ecx, 3
mov dword [esp + 0x10], 0
rep stosb byte es:[edi], al
mov eax, dword [esp + 0x34]
lea ecx, [esp + 0x14]
push eax
push 0
push 0
push ecx
mov dword [esp + 0x28], 0
mov dword [esp + 0x2c], 4
mov dword [esp + 0x40], esi
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextA]
test eax, eax
je 0x853265
mov eax, dword [esp + 0x34]
mov ecx, dword [esp + 0x10]
lea edx, [esp + 0xc]
push edx
push 0
push 0
push eax
push ecx
call dword [sym.imp.ADVAPI32.dll_CryptCreateHash]
test eax, eax
je 0x853245
mov edx, dword [esp + 0x24]
mov eax, dword [esp + 0x20]
mov ecx, dword [esp + 0xc]
push 0
push edx
push eax
push ecx
call dword [sym.imp.ADVAPI32.dll_CryptHashData]
test eax, eax
je 0x853245
mov ecx, dword [esp + 0xc]
mov edi, dword [sym.imp.ADVAPI32.dll_CryptGetHashParam]
lea edx, [esp + 0x18]
push 0
lea eax, [esp + 0x18]
push edx
push eax
push 4
push ecx
call edi
test eax, eax
je 0x853245
cmp esi, dword [esp + 0x14]
jb 0x853245
mov eax, dword [esp + 0xc]
lea edx, [esp + 0x2c]
push 0
push edx
push ebp
push 2
push eax
call edi
mov eax, dword [esp + 0xc]
test eax, eax
je 0x853254
push eax
call dword [sym.imp.ADVAPI32.dll_CryptDestroyHash]
mov eax, dword [esp + 0x10]
test eax, eax
je 0x853265
push 0
push eax
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
pop edi
pop esi
pop ebp
add esp, 0x10
ret

Function at 0x854a80
Capabilities:
Query environment variable

Disassembly:
push ebx
push ebp
push esi
mov esi, 1
push edi
xor ebp, ebp
push esi
push ebp
call dword [0x8b8938]
mov edi, eax
add esp, 8
test edi, edi
je 0x854ad4
mov eax, dword [esp + 0x14]
push esi
push edi
push eax
mov ebp, edi
mov ebx, esi
call dword [sym.imp.KERNEL32.dll_GetEnvironmentVariableA]
mov esi, eax
test esi, esi
je 0x854aec
cmp esi, ebx
je 0x854aec
cmp esi, 0x8000
ja 0x854aec
cmp esi, ebx
jb 0x854ae5
push esi
push edi
call dword [0x8b8938]
mov edi, eax
add esp, 8
test edi, edi
jne 0x854a9c
push ebp
call dword [0x8b8934]
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
ret
mov eax, edi
pop edi
pop esi
pop ebp
pop ebx
ret
push edi
call dword [0x8b8934]
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
ret
Function at 0x85cde0
Capabilities:
Receive data
Receive data on socket

Disassembly:
sub esp, 0x88
mov eax, dword [esp + 0x8c]
push ebx
push ebp
push esi
mov ebx, dword [eax + 0x780]
push edi
mov edi, dword [eax]
mov dword [esp + 0x10], 0x80
mov edx, dword [ebx + 0x144]
lea eax, [esp + 0x10]
lea ebp, [ebx + 0x14c]
lea ecx, [esp + 0x18]
push eax
push ecx
mov eax, dword [ebp]
mov ecx, dword [ebx + 0x14]
add edx, 4
push 0
push edx
push eax
push ecx
mov dword [esp + 0x2c], edi
call dword [sym.imp.WS2_32.dll_recvfrom]
mov dword [ebx + 0x13c], eax
mov eax, dword [ebx + 0x138]
test eax, eax
jne 0x85ce69
mov ecx, dword [esp + 0x10]
lea esi, [esp + 0x18]
mov edx, ecx
lea edi, [ebx + 0xb8]
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov eax, dword [esp + 0x10]
mov edi, dword [esp + 0x14]
mov dword [ebx + 0x138], eax
mov eax, dword [ebx + 0x13c]
mov esi, 4
cmp eax, esi
jge 0x85ce9a
push str.Received_too_short_packet
push edi
call fcn.00846120
add esp, 8
mov dword [ebx + 0xc], 7
pop edi
pop esi
pop ebp
xor eax, eax
pop ebx
add esp, 0x88
ret
push ebp
call fcn.0085d010
and eax, 0xffff
add esp, 4
mov dword [ebx + 0xc], eax
add eax, 0xfffffffd
cmp eax, 3
ja case.default.0x85ceb7
jmp dword [eax*4 + 0x85d000]
cmp dword [ebx + 0x13c], esi
jle case.0x85ceb7.4
push ebp
call fcn.0085c9c0
mov cx, word [ebx + 0x30]
add esp, 4
inc ecx
cmp cx, ax
jne case.0x85ceb7.4
mov edx, dword [ebx + 0x13c]
mov eax, dword [ebp]
mov ecx, dword [esp + 0x9c]
sub edx, esi
add eax, esi
push edx
push eax
push 1
push ecx
call fcn.00846650
mov esi, eax
add esp, 0x10
test esi, esi
je 0x85cf20
push 5
push ebx
call fcn.0085c110
add esp, 8
mov eax, esi
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x88
ret
mov eax, dword [ebx + 0x13c]
mov ecx, dword [edi + 0x98]
sub eax, 4
cdq
add ecx, eax
mov dword [edi + 0x98], ecx
mov ebp, dword [edi + 0x9c]
adc ebp, edx
mov dword [edi + 0x9c], ebp
mov eax, dword [edi + 0x98]
mov edx, ebp
push edx
push eax
push edi
call fcn.008535e0
jmp 0x85cfc9
push ebp
call fcn.0085c9c0
mov ebp, dword [ebp]
and eax, 0xffff
add ebp, esi
mov esi, dword [ebx + 0x13c]
sub esi, 4
mov dword [ebx + 8], eax
push esi
push ebp
call fcn.0085d030
add esp, 0xc
cmp eax, esi
jae case.0x85ceb7.4
push ebp
push str.TFTP_error:__s_n
push edi
call fcn.00846060
jmp 0x85cfc9
mov ecx, dword [ebx + 0x13c]
mov edx, dword [ebp]
sub ecx, 2
add edx, 2
push ecx
push edx
push ebx
call fcn.0085d060
add esp, 0xc
test eax, eax
je case.0x85ceb7.4
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x88
ret
push str.Internal_error:_Unexpected_packet
push 0x8bb3b0
push edi
call fcn.00846120
add esp, 0xc
mov eax, dword [esp + 0x9c]
push eax
call fcn.008537c0
add esp, 4
test eax, eax
je 0x85ce8d
push 5
push ebx
call fcn.0085c110
add esp, 8
mov eax, 0x2a
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x88
ret
Function at 0x85f200
Capabilities:
Initialize winsock library

Disassembly:
sub esp, 0x190
lea eax, [esp]
push eax
push 2
call dword [sym.imp.WS2_32.dll_WSAStartup]
test eax, eax
je 0x85f239
mov ecx, dword [esp + 0x194]
push eax
push str.WSAStartup_failed___d_
push ecx
call fcn.00846120
add esp, 0xc
mov eax, 2
add esp, 0x190
ret
call dword [sym.imp.WS2_32.dll_WSACleanup]
mov ax, word [esp]
cmp al, 2
jne 0x85f259
xor edx, edx
mov dl, ah
test dl, dl
jne 0x85f259
xor eax, eax
add esp, 0x190
ret
mov eax, dword [esp + 0x194]
push str.insufficient_winsock_version_to_support_telnet
push eax
call fcn.00846120
add esp, 8
mov eax, 2
add esp, 0x190
ret

Function at 0x85f3e0
Capabilities:
Send data
Send data on socket

Disassembly:
mov al, byte [esp + 0xc]
push ebx
mov ebx, dword [esp + 0xc]
push esi
mov esi, dword [esp + 0xc]
push edi
push 0
lea ecx, [esp + 0x14]
mov edx, dword [esi + 0x408]
mov edi, dword [esi]
push 3
push ecx
push edx
mov byte [esp + 0x20], 0xff
mov byte [esp + 0x21], bl
mov byte [esp + 0x22], al
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jge 0x85f42d
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push edi
call fcn.00846120
add esp, 0xc
mov eax, dword [esp + 0x18]
mov ecx, dword [esi]
push eax
push ebx
push str.SENT
push ecx
call fcn.0085f450
add esp, 0x10
pop edi
pop esi
pop ebx
ret
Function at 0x8605d0
Capabilities:
Send data
Send data on socket

Disassembly:
push ecx
mov eax, dword [esp + 8]
push ebx
push edi
mov eax, dword [eax]
mov dword [esp + 8], eax
mov edi, dword [eax + 0x128]
mov eax, dword [esp + 0x14]
cmp eax, 0x1f
jne 0x860739
push ebp
push esi
lea ebp, [edi + 0x1cb0]
lea esi, [edi + 0x1eb0]
cmp ebp, esi
mov dword [esi], ebp
jae 0x86060d
mov byte [ebp], 0xff
mov eax, dword [esi]
inc eax
mov dword [esi], eax
mov eax, dword [esi]
cmp eax, esi
jae 0x86061b
mov byte [eax], 0xfa
mov eax, dword [esi]
inc eax
mov dword [esi], eax
mov eax, dword [esi]
cmp eax, esi
jae 0x860629
mov byte [eax], 0x1f
mov eax, dword [esi]
inc eax
mov dword [esi], eax
mov cx, word [edi + 0x1ca8]
mov ebx, dword [sym.imp.WS2_32.dll_htons]
push ecx
call ebx
mov dx, word [edi + 0x1caa]
mov dword [esp + 0x1c], eax
push edx
call ebx
mov ecx, dword [esi]
cmp ecx, esi
jae 0x860658
mov dl, byte [esp + 0x1c]
mov byte [ecx], dl
mov ecx, dword [esi]
inc ecx
mov dword [esi], ecx
mov ecx, dword [esi]
cmp ecx, esi
jae 0x860669
mov dl, byte [esp + 0x1d]
mov byte [ecx], dl
mov ecx, dword [esi]
inc ecx
mov dword [esi], ecx
mov ecx, dword [esi]
cmp ecx, esi
jae 0x860676
mov byte [ecx], al
mov ecx, dword [esi]
inc ecx
mov dword [esi], ecx
mov ecx, dword [esi]
cmp ecx, esi
jae 0x860683
mov byte [ecx], ah
mov eax, dword [esi]
inc eax
mov dword [esi], eax
mov eax, dword [esi]
cmp eax, esi
jae 0x860691
mov byte [eax], 0xff
mov eax, dword [esi]
inc eax
mov dword [esi], eax
mov eax, dword [esi]
cmp eax, esi
jae 0x86069f
mov byte [eax], 0xf0
mov eax, dword [esi]
inc eax
mov dword [esi], eax
mov eax, dword [esi]
mov ebx, dword [esp + 0x10]
mov ecx, eax
lea edx, [edi + 0x1cb2]
sub ecx, ebp
mov dword [edi + 0x1eb4], eax
sub ecx, 2
mov dword [esi], ebp
push ecx
push edx
push 0x3e
push ebx
call fcn.008602c0
add esp, 0x10
mov esi, dword [sym.imp.WS2_32.dll_send]
push 0
push 3
push ebp
mov ebp, dword [esp + 0x24]
mov eax, dword [ebp + 0x408]
push eax
call esi
test eax, eax
jge 0x8606f8
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.00846120
add esp, 0xc
lea ecx, [edi + 0x1cb3]
push 4
push ecx
push ebp
call fcn.00860740
mov edx, dword [ebp + 0x408]
add esp, 0xc
add edi, 0x1cb7
push 0
push 2
push edi
push edx
call esi
pop esi
pop ebp
test eax, eax
jge 0x860739
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.00846120
add esp, 0xc
pop edi
pop ebx
pop ecx
ret