joyce8/EMBER2024-capa huggingface dataset:
Function at 0x5c9370
Capabilities:
Check http status code

Disassembly:
push ebp
mov ebp, esp
mov ecx, dword [ebp + 0xc]
push ebx
push esi
mov esi, dword [ebp + 8]
push edi
lea eax, [ecx - 0xc8]
xor edi, edi
mov ebx, dword [esi + 0xc]
cmp eax, 0x64
jb 0x5c93a2
push str.Couldnt_set_desired_mode
push esi
call fcn.005bea70
add esp, 8
lea eax, [edi + 0x11]
pop edi
pop esi
pop ebx
pop ebp
ret
cmp ecx, 0xc8
je 0x5c93b9
push ecx
push str.Got_a__03d_response_code_instead_of_the_assumed_200
push esi
call fcn.005beb30
add esp, 0xc
mov eax, dword [ebp + 0x10]
cmp eax, 0x13
jne 0x5c93d2
push ebx
push esi
call fcn.005c9010
add esp, 8
mov edi, eax
pop edi
pop esi
pop ebx
pop ebp
ret
cmp eax, 0x14
jne 0x5c93e7
push esi
call fcn.005c8020
add esp, 4
mov edi, eax
pop edi
pop esi
pop ebx
pop ebp
ret
cmp eax, 0x15
jne 0x5c93fc
push esi
call fcn.005c8ff0
add esp, 4
mov edi, eax
pop edi
pop esi
pop ebx
pop ebp
ret
cmp eax, 0x16
jne 0x5c940c
push esi
call fcn.005c9250
add esp, 4
mov edi, eax
mov eax, edi
pop edi
pop esi
pop ebx
pop ebp
ret
Function at 0x5d43c0
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
mov ecx, dword [ebp + 0x10]
push ebx
mov ebx, dword [ebp + 0xc]
push esi
mov esi, dword [ebp + 8]
push 0
mov byte [ebp + 0xa], cl
lea ecx, [ebp + 8]
push 3
mov eax, dword [esi + 0xc]
push ecx
mov byte [ebp + 8], 0xff
mov byte [ebp + 9], bl
push dword [eax + 0x150]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x5d4408
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push esi
call fcn.005bea70
add esp, 0xc
push dword [ebp + 0x10]
push ebx
push str.SENT
push esi
call fcn.005d3c70
add esp, 0x10
pop esi
pop ebx
pop ebp
ret

Function at 0x5d4540
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
cmp dword [ebp + 0xc], 0x1f
push ebx
mov ebx, dword [ebp + 8]
mov eax, dword [ebx + 0x134]
mov ecx, dword [ebx + 0xc]
mov dword [ebp - 4], eax
mov dword [ebp - 8], ecx
jne 0x5d469e
push edi
lea ecx, [eax + 0x1cb4]
lea edi, [eax + 0x1eb4]
mov dword [edi], ecx
cmp ecx, edi
jae 0x5d4591
mov byte [ecx], 0xff
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x5d4591
mov byte [ecx], 0xfa
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x5d4591
mov byte [ecx], 0x1f
inc dword [edi]
movzx eax, word [eax + 0x1ca8]
push esi
mov esi, dword [sym.imp.WS2_32.dll_htons]
push eax
call esi
movzx eax, ax
mov dword [ebp + 8], eax
mov eax, dword [ebp - 4]
movzx eax, word [eax + 0x1caa]
push eax
call esi
mov edx, dword [ebp + 8]
movzx ecx, ax
mov eax, dword [edi]
cmp eax, edi
jae 0x5d45fd
mov byte [eax], dl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x5d45fd
mov byte [eax], dh
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x5d45fd
mov byte [eax], cl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x5d45fd
shr ecx, 8
mov byte [eax], cl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x5d45fd
mov byte [eax], 0xff
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x5d45fd
mov byte [eax], 0xf0
mov eax, dword [edi]
inc eax
mov esi, dword [ebp - 4]
mov dword [esi + 0x1eb8], eax
lea ecx, [esi + 0x1cb4]
sub eax, ecx
mov dword [edi], ecx
sub eax, 2
push eax
lea eax, [esi + 0x1cb6]
push eax
push 0x3e
push ebx
call fcn.005d3d70
add esp, 0x10
lea eax, [esi + 0x1cb4]
push 0
push 3
push eax
mov eax, dword [ebp - 8]
push dword [eax + 0x150]
call dword [sym.imp.WS2_32.dll_send]
mov edi, dword [sym.imp.WS2_32.dll_WSAGetLastError]
test eax, eax
jns 0x5d465b
call edi
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.005bea70
add esp, 0xc
push 4
lea eax, [esi + 0x1cb7]
push eax
push ebx
call fcn.005d4420
add esp, 0xc
lea eax, [esi + 0x1cbb]
push 0
push 2
push eax
mov eax, dword [ebp - 8]
push dword [eax + 0x150]
call dword [sym.imp.WS2_32.dll_send]
pop esi
test eax, eax
jns 0x5d469d
call edi
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.005bea70
add esp, 0xc
pop edi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x5d5780
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x8c
mov eax, dword [0x79cac4]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
mov ebx, dword [ebp + 8]
push esi
push edi
mov eax, dword [ebx + 0xc]
mov edi, dword [eax + 0x320]
lea eax, [ebp - 0x88]
push eax
mov dword [ebp - 0x88], 0x80
lea eax, [ebp - 0x84]
push eax
mov eax, dword [edi + 0x13c]
lea esi, [edi + 0x148]
push 0
add eax, 4
push eax
push dword [esi]
push dword [edi + 0x14]
call dword [sym.imp.WS2_32.dll_recvfrom]
cmp dword [edi + 0x130], 0
mov dword [edi + 0x134], eax
jne 0x5d580e
push dword [ebp - 0x88]
lea eax, [ebp - 0x84]
push eax
lea eax, [edi + 0xb0]
push eax
call fcn.0064c9d0
mov eax, dword [ebp - 0x88]
add esp, 0xc
mov dword [edi + 0x130], eax
mov edx, dword [edi + 0x134]
cmp edx, 4
jge 0x5d5841
push str.Received_too_short_packet
push ebx
call fcn.005bea70
add esp, 8
mov dword [edi + 0xc], 7
pop edi
pop esi
xor eax, eax
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.006116c3
mov esp, ebp
pop ebp
ret
push esi
call fcn.005d5390
movzx eax, ax
add esp, 4
mov dword [edi + 0xc], eax
add eax, 0xfffffffd
cmp eax, 3
ja case.default.0x5d585c
jmp dword [eax*4 + 0x5d599c]
cmp edx, 4
jle case.0x5d585c.4
push esi
call fcn.005d5370
movzx ecx, word [edi + 0x144]
add esp, 4
inc ecx
cmp cx, ax
jne case.0x5d585c.4
lea eax, [edx - 4]
push eax
mov eax, dword [esi]
add eax, 4
push eax
push 1
push ebx
call fcn.005be9c0
mov esi, eax
add esp, 0x10
test esi, esi
je 0x5d58bf
push 5
push edi
call fcn.005d61e0
add esp, 8
mov eax, esi
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.006116c3
mov esp, ebp
pop ebp
ret
mov eax, dword [edi + 0x134]
sub eax, 4
cdq
add dword [ebx + 0x90], eax
adc dword [ebx + 0x94], edx
push dword [ebx + 0x94]
push dword [ebx + 0x90]
push ebx
call fcn.005e0d90
jmp 0x5d5967
mov eax, dword [esi]
lea esi, [edx - 4]
add eax, 4
mov dword [ebp - 0x8c], eax
lea eax, [edi + 0x148]
push eax
call fcn.005d5370
push esi
push dword [ebp - 0x8c]
movzx eax, ax
mov dword [edi + 8], eax
call fcn.005d6310
add esp, 0xc
cmp eax, esi
jae case.0x5d585c.4
push dword [ebp - 0x8c]
push str.TFTP_error:__s
push ebx
call fcn.005beb30
jmp 0x5d5967
lea eax, [edx - 2]
push eax
mov eax, dword [esi]
add eax, 2
push eax
push edi
call fcn.005d5550
add esp, 0xc
test eax, eax
je case.0x5d585c.4
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.006116c3
mov esp, ebp
pop ebp
ret
push str.Internal_error:_Unexpected_packet
push 0x6bbf78
push ebx
call fcn.005bea70
add esp, 0xc
push ebx
call fcn.005e10a0
add esp, 4
test eax, eax
je 0x5d582e
push 5
push edi
call fcn.005d61e0
mov ecx, dword [ebp - 4]
add esp, 8
xor ecx, ebp
mov eax, 0x2a
pop edi
pop esi
pop ebx
call fcn.006116c3
mov esp, ebp
pop ebp
ret
Function at 0x5d61e0
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
mov edx, dword [eax]
mov ecx, dword [eax + 0x10]
cmp edx, 3
ja case.default.0x5d61f0
jmp dword [edx*4 + 0x5d6244]
mov dword [ebp + 8], eax
pop ebp
jmp fcn.005d5c90
mov dword [ebp + 8], eax
pop ebp
jmp fcn.005d59b0
mov dword [ebp + 8], eax
pop ebp
jmp fcn.005d6440
push str.TFTP_finished
push 0x6bbf78
push ecx
call fcn.005beb30
add esp, 0xc
xor eax, eax
pop ebp
ret
push str.Internal_state_machine_error
push 0x6bbf78
push ecx
call fcn.005bea70
add esp, 0xc
mov eax, 0x47
pop ebp
ret
Function at 0x5d76e0
Capabilities:
Query environment variable

Disassembly:
push ebp
mov ebp, esp
pop ebp
jmp fcn.005d7650
Function at 0x5dd000
Capabilities:
Resolve dns

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x14
mov eax, dword [ebp + 0x14]
push ebx
xor ebx, ebx
mov dword [ebp - 0xc], ebx
mov dword [eax], ebx
lea eax, [ebp - 0x10]
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 - 0x14], eax
test eax, eax
jne 0x5dd17d
push esi
mov esi, dword [ebp - 0x10]
test esi, esi
je 0x5dd169
push edi
nop dword [eax]
mov eax, dword [esi + 0x14]
test eax, eax
je 0x5dd05e
lea edx, [eax + 1]
nop word [eax + eax]
mov cl, byte [eax]
inc eax
test cl, cl
jne 0x5dd050
sub eax, edx
lea ecx, [eax + 1]
jmp 0x5dd060
xor ecx, ecx
mov eax, dword [esi + 4]
mov dword [ebp - 8], ecx
cmp eax, 2
jne 0x5dd072
mov eax, 0x10
jmp 0x5dd080
cmp eax, 0x17
jne 0x5dd125
mov eax, 0x1c
cmp dword [esi + 0x18], 0
mov dword [ebp - 4], eax
je 0x5dd125
mov edx, dword [esi + 0x10]
test edx, edx
je 0x5dd125
cmp edx, eax
jb 0x5dd125
add ecx, 0x20
add eax, ecx
push eax
call dword [0x79ca20]
mov edi, eax
add esp, 4
test edi, edi
je 0x5dd15e
mov ecx, dword [esi]
mov dword [edi], ecx
mov ecx, dword [esi + 4]
mov dword [edi + 4], ecx
mov ecx, dword [esi + 8]
mov dword [edi + 8], ecx
mov eax, dword [esi + 0xc]
mov ecx, dword [ebp - 4]
mov dword [edi + 0xc], eax
lea eax, [edi + 0x20]
push ecx
mov dword [edi + 0x10], ecx
mov dword [edi + 0x14], 0
mov dword [edi + 0x1c], 0
mov dword [edi + 0x18], eax
push dword [esi + 0x18]
push eax
call fcn.0064c9d0
mov edx, dword [ebp - 8]
add esp, 0xc
test edx, edx
je 0x5dd113
mov eax, dword [edi + 0x18]
add eax, dword [ebp - 4]
push edx
mov dword [edi + 0x14], eax
push dword [esi + 0x14]
push eax
call fcn.0064c9d0
add esp, 0xc
mov eax, dword [ebp - 0xc]
test ebx, ebx
cmove ebx, edi
test eax, eax
je 0x5dd122
mov dword [eax + 0x1c], edi
mov dword [ebp - 0xc], edi
mov esi, dword [esi + 0x1c]
test esi, esi
jne 0x5dd040
mov esi, dword [ebp - 0x14]
mov eax, dword [ebp - 0x10]
pop edi
test eax, eax
je 0x5dd142
push eax
call dword [sym.imp.WS2_32.dll_freeaddrinfo]
test esi, esi
je 0x5dd165
push ebx
call fcn.005dcfd0
mov eax, dword [ebp + 0x14]
add esp, 4
xor ebx, ebx
mov dword [eax], ebx
mov eax, esi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
mov esi, 8
jmp 0x5dd133
test ebx, ebx
jne 0x5dd175
mov esi, 0x2af9
push esi
call dword [sym.imp.WS2_32.dll_WSASetLastError]
mov eax, dword [ebp + 0x14]
mov dword [eax], ebx
mov eax, esi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x5e2620
Capabilities:
Get socket status

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
push ebx
mov ebx, dword [ebp + 0x14]
push esi
mov esi, dword [ebp + 0x10]
push edi
mov edi, dword [ebp + 0xc]
test edi, edi
je 0x5e263b
cmp dword [edi], 0
jne 0x5e264d
test esi, esi
je 0x5e2644
cmp dword [esi], 0
jne 0x5e264d
test ebx, ebx
je 0x5e2696
cmp dword [ebx], 0
je 0x5e2696
push dword [ebp + 0x1c]
lea eax, [ebp - 8]
push dword [ebp + 0x18]
push eax
call fcn.005f5c60
add esp, 0xc
test ebx, ebx
je 0x5e2668
cmp dword [ebx], 0
jne 0x5e266a
xor ebx, ebx
test esi, esi
je 0x5e2673
cmp dword [esi], 0
jne 0x5e2675
xor esi, esi
test edi, edi
je 0x5e267e
cmp dword [edi], 0
jne 0x5e2680
xor edi, edi
push eax
mov eax, dword [ebp + 8]
push ebx
push esi
push edi
inc eax
push eax
call dword [sym.imp.WS2_32.dll_select]
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
push dword [ebp + 0x1c]
push dword [ebp + 0x18]
call fcn.005e25d0
add esp, 8
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret

Function at 0x5e3680
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
cmp byte [eax + 0x1a4], 0
je 0x5e36a0
push eax
call fcn.005ba400
add esp, 4
test eax, eax
jne 0x5e36be
xor al, al
pop ebp
ret
mov eax, dword [eax + 0x150]
cmp eax, 0xffffffff
je 0x5e369c
push 2
push 1
lea ecx, [ebp + 0xb]
push ecx
push eax
call dword [sym.imp.WS2_32.dll_recv]
test eax, eax
je 0x5e369c
mov al, 1
pop ebp
ret

Function at 0x5e38f0
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x188
mov eax, dword [0x79cac4]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
mov ebx, dword [ebp + 8]
lea eax, [ebp - 0x184]
push esi
mov esi, dword [ebp + 0x10]
push edi
mov edi, dword [ebp + 0x14]
push 0x80
push 0
push eax
mov dword [ebp - 0x188], 0x80
call fcn.0064cf50
add esp, 0xc
lea eax, [ebp - 0x188]
push eax
lea eax, [ebp - 0x184]
push eax
push dword [ebp + 0xc]
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
je 0x5e396d
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
lea eax, [ebp - 0x104]
push 0x100
push eax
push esi
call fcn.005bcc90
push eax
push esi
push str.getsockname___failed_with_errno__d:__s
jmp 0x5e39b0
push edi
push esi
push dword [ebp - 0x188]
lea eax, [ebp - 0x184]
push eax
call fcn.005e34e0
add esp, 0x10
test al, al
jne 0x5e39b9
call fcn.0065d88f
mov esi, dword [eax]
call fcn.0065d88f
mov edi, eax
lea eax, [ebp - 0x104]
push 0x100
push eax
push esi
call fcn.005bcc90
push eax
push dword [edi]
push str.ssloc_inet_ntop___failed_with_errno__d:__s
push ebx
call fcn.005bea70
add esp, 0x1c
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.006116c3
mov esp, ebp
pop ebp
ret
Function at 0x5e41c0
Capabilities:
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc
mov eax, dword [0x7a8df4]
mov dword [ebp - 8], 0x4020
mov dword [ebp - 4], 0
mov dword [ebp - 0xc], 4
test eax, eax
jne 0x5e4212
push 3
push 2
push eax
push eax
push 6
call fcn.005f5d10
add esp, 0x14
test al, al
je 0x5e4206
mov dword [0x7a8df4], 2
mov esp, ebp
pop ebp
ret
mov dword [0x7a8df4], 1
jmp 0x5e4217
cmp eax, 2
je 0x5e4257
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 0x5e423e
mov eax, dword [ebp - 4]
cmp eax, dword [ebp - 8]
jg 0x5e4257
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 0x5e50c0
Capabilities:
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x18
mov eax, dword [0x79cac4]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
mov esi, dword [ebp + 8]
xor eax, eax
push edi
mov edi, dword [ebp + 0xc]
push 4
cmp byte [esi + 0x727], al
setne al
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 0x5e511d
push edi
push str.Failed_to_set_SO_KEEPALIVE_on_fd__d
push esi
call fcn.005beb30
add esp, 0xc
pop edi
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.006116c3
mov esp, ebp
pop ebp
ret
push dword [esi + 0x6c0]
mov dword [ebp - 0x10], 1
call fcn.005bb180
push dword [esi + 0x6c4]
imul eax, eax, 0x3e8
mov dword [ebp - 0x14], eax
mov dword [ebp - 0xc], eax
call fcn.005bb180
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 0x5e518d
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push edi
push str.Failed_to_set_SIO_KEEPALIVE_VALS_on_fd__d:__d
push esi
call fcn.005beb30
add esp, 0x10
mov ecx, dword [ebp - 4]
pop edi
xor ecx, ebp
pop esi
call fcn.006116c3
mov esp, ebp
pop ebp
ret

Function at 0x5e51a0
Capabilities:
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x108
mov eax, dword [0x79cac4]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
mov esi, dword [ebp + 8]
lea eax, [ebp - 0x108]
push 4
push eax
push 1
push 6
push dword [ebp + 0xc]
mov dword [ebp - 0x108], 1
call dword [sym.imp.WS2_32.dll_setsockopt]
test eax, eax
jns 0x5e5202
push 0x100
lea eax, [ebp - 0x104]
push eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
call fcn.005bcc90
push eax
push str.Could_not_set_TCP_NODELAY:__s
push esi
call fcn.005beb30
add esp, 0x18
mov ecx, dword [ebp - 4]
xor ecx, ebp
pop esi
call fcn.006116c3
mov esp, ebp
pop ebp
ret
Function at 0x5e5750
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_GetModuleHandleW]
mov dword [ebp - 4], eax
test eax, eax
jne 0x5e5770
pop edi
mov esp, ebp
pop ebp
ret
push ebx
push esi
push 0x6f584c
push eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov esi, dword [ebp + 8]
mov ebx, eax
push 0x6f585c
push esi
mov dword [ebp - 8], ebx
call fcn.0066619f
add esp, 8
test eax, eax
je 0x5e57bc
test ebx, ebx
je 0x5e57ac
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_LoadLibraryW]
pop esi
mov edi, eax
pop ebx
pop edi
mov esp, ebp
pop ebp
ret
test ebx, ebx
je 0x5e57e5
push str.AddDllDirectory
push dword [ebp - 4]
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
je 0x5e57e5
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_GetSystemDirectoryW]
mov edx, eax
mov dword [ebp - 4], edx
test edx, edx
je 0x5e58a8
mov ecx, esi
lea ebx, [ecx + 2]
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x5e5801
sub ecx, ebx
sar ecx, 1
lea eax, [ecx + edx]
lea eax, [eax*2 + 2]
push eax
call dword [0x79ca20]
mov ebx, eax
add esp, 4
test ebx, ebx
je 0x5e589e
push dword [ebp - 4]
push ebx
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryW]
test eax, eax
je 0x5e589e
mov ecx, ebx
lea edx, [ecx + 2]
nop dword [eax]
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x5e5840
sub ecx, edx
sar ecx, 1
mov dword [ebx + ecx*2], 0x5c
mov ecx, ebx
lea edx, [ecx + 2]
nop dword [eax + eax]
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x5e5860
sub ecx, edx
sar ecx, 1
add ecx, ecx
sub ecx, esi
add ecx, ebx
movzx eax, word [esi]
lea esi, [esi + 2]
mov word [ecx + esi - 2], ax
test ax, ax
jne 0x5e5875
mov eax, dword [ebp - 8]
test eax, eax
je 0x5e5895
push 8
push 0
push ebx
call eax
jmp 0x5e589c
push ebx
call dword [sym.imp.KERNEL32.dll_LoadLibraryW]
mov edi, eax
push ebx
call dword [0x79ca24]
add esp, 4
pop esi
pop ebx
mov eax, edi
pop edi
mov esp, ebp
pop ebp
ret
Function at 0x5e58c0
Capabilities:
Initialize winsock library

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x194
mov eax, dword [0x79cac4]
xor eax, ebp
mov dword [ebp - 4], eax
test byte [ebp + 8], 2
je 0x5e5919
lea eax, [ebp - 0x194]
push eax
push 0x202
call dword [sym.imp.WS2_32.dll_WSAStartup]
test eax, eax
jne 0x5e5906
mov eax, dword [ebp - 0x194]
cmp al, 2
jne 0x5e5900
shr eax, 8
cmp al, 2
je 0x5e5919
call dword [sym.imp.WS2_32.dll_WSACleanup]
mov eax, 2
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.006116c3
mov esp, ebp
pop ebp
ret
push str.iphlpapi.dll
call fcn.005e5750
add esp, 4
mov dword [0x7a8dfc], eax
test eax, eax
je 0x5e594c
push str.if_nametoindex
push eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov ecx, dword [0x7a8df8]
test eax, eax
cmovne ecx, eax
mov dword [0x7a8df8], ecx
push 3
push 2
push 0
push 0
push 6
call fcn.005f5d10
add esp, 0x14
test al, al
setne byte [0x7ab390]
push 0x7ab398
call dword [sym.imp.KERNEL32.dll_QueryPerformanceFrequency]
mov ecx, dword [ebp - 4]
xor eax, eax
xor ecx, ebp
call fcn.006116c3
mov esp, ebp
pop ebp
ret

Function at 0x5ef150
Capabilities:
Get hostname

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 0xc]
push edi
mov edi, dword [ebp + 8]
push esi
push edi
mov byte [edi], 0
call dword [sym.imp.WS2_32.dll_gethostname]
mov byte [edi + esi - 1], 0
test eax, eax
jne 0x5ef183
push 0x2e
push edi
call fcn.0064d0b0
add esp, 8
test eax, eax
je 0x5ef181
mov byte [eax], 0
xor eax, eax
pop edi
pop esi
pop ebp
ret
Function at 0x5f59c0
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
Set socket configuration
Start tcp server

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x34
mov eax, dword [0x79cac4]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
push edi
mov edi, dword [ebp + 0x14]
push 6
push 1
push 2
mov dword [ebp - 0x28], 0x10
mov dword [ebp - 0x2c], 1
call dword [sym.imp.WS2_32.dll_socket]
mov esi, eax
cmp esi, 0xffffffff
je 0x5f5b91
xorps xmm0, xmm0
mov eax, 2
push 0x7f000001
movlpd qword [ebp - 0xc], xmm0
mov word [ebp - 0x14], ax
call dword [sym.imp.WS2_32.dll_htonl]
mov dword [ebp - 0x10], eax
xor eax, eax
push 4
mov word [ebp - 0x12], ax
lea eax, [ebp - 0x2c]
push eax
push 4
push 0xffff
push esi
mov dword [edi + 4], 0xffffffff
mov dword [edi], 0xffffffff
call dword [sym.imp.WS2_32.dll_setsockopt]
cmp eax, 0xffffffff
je 0x5f5b7f
push 0x10
lea eax, [ebp - 0x14]
push eax
push esi
call dword [sym.imp.WS2_32.dll_bind]
cmp eax, 0xffffffff
je 0x5f5b7f
lea eax, [ebp - 0x28]
push eax
lea eax, [ebp - 0x14]
push eax
push esi
call dword [sym.imp.WS2_32.dll_getsockname]
cmp eax, 0xffffffff
je 0x5f5b7f
cmp dword [ebp - 0x28], 0x10
jl 0x5f5b7f
push 1
push esi
call dword [sym.imp.WS2_32.dll_listen]
cmp eax, 0xffffffff
je 0x5f5b7f
push 0
push 1
push 2
call dword [sym.imp.WS2_32.dll_socket]
mov dword [edi], eax
cmp eax, 0xffffffff
je 0x5f5b7f
push 0x10
lea ecx, [ebp - 0x14]
push ecx
push eax
call dword [sym.imp.WS2_32.dll_connect]
cmp eax, 0xffffffff
je 0x5f5b7f
push 1
push esi
call fcn.005f01c0
add esp, 8
test eax, eax
js 0x5f5b7f
push 0
push 0x2710
lea eax, [ebp - 0x34]
mov dword [ebp - 0x34], esi
push 1
push eax
mov dword [ebp - 0x30], 1
call fcn.005e2230
add esp, 0x10
push 0
push 0
push esi
call dword [sym.imp.WS2_32.dll_accept]
mov dword [edi + 4], eax
cmp eax, 0xffffffff
je 0x5f5b7f
lea eax, [ebp - 0x28]
mov dword [ebp - 0x28], 0x10
push eax
lea eax, [ebp - 0x14]
push eax
push dword [edi]
call dword [sym.imp.WS2_32.dll_getsockname]
cmp eax, 0xffffffff
je 0x5f5b7f
cmp dword [ebp - 0x28], 0x10
jl 0x5f5b7f
lea eax, [ebp - 0x28]
mov dword [ebp - 0x28], 0x10
push eax
lea eax, [ebp - 0x24]
push eax
push dword [edi + 4]
call dword [sym.imp.WS2_32.dll_getpeername]
cmp eax, 0xffffffff
je 0x5f5b7f
cmp dword [ebp - 0x28], 0x10
jl 0x5f5b7f
mov ax, word [ebp - 0x14]
cmp ax, word [ebp - 0x24]
jne 0x5f5b7f
mov eax, dword [ebp - 0x10]
cmp eax, dword [ebp - 0x20]
jne 0x5f5b7f
mov ax, word [ebp - 0x12]
cmp ax, word [ebp - 0x22]
jne 0x5f5b7f
push esi
call dword [sym.imp.WS2_32.dll_closesocket]
pop edi
xor eax, eax
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.006116c3
mov esp, ebp
pop ebp
ret
push esi
mov esi, dword [sym.imp.WS2_32.dll_closesocket]
call esi
push dword [edi]
call esi
push dword [edi + 4]
call esi
mov ecx, dword [ebp - 4]
or eax, 0xffffffff
pop edi
xor ecx, ebp
pop esi
call fcn.006116c3
mov esp, ebp
pop ebp
ret
Function at 0x5f5bb0
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.0065f4c6
add esp, 0x18
test eax, eax
je 0x5f5bd2
cmp eax, 0xffffffff
jne 0x5f5bd4
xor eax, eax
pop ebp
ret

Function at 0x5f7020
Capabilities:
Authenticate hmac
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
push esi
mov esi, dword [ebp + 8]
push edi
mov ecx, dword [esi + 0xc]
mov eax, dword [esi + 0x14]
lea eax, [eax + ecx*2]
add eax, 0xc
push eax
call dword [0x79ca20]
mov edi, eax
add esp, 4
test edi, edi
jne 0x5f704d
pop edi
pop esi
mov esp, ebp
pop ebp
ret
lea ecx, [edi + 0xc]
mov dword [edi], esi
mov dword [edi + 4], ecx
mov eax, dword [esi + 0xc]
add eax, ecx
push ebx
mov ebx, dword [ebp + 0x10]
mov dword [edi + 8], eax
cmp ebx, dword [esi + 0x10]
jbe 0x5f7097
mov eax, dword [esi]
push ecx
call eax
mov eax, dword [esi + 4]
push ebx
push dword [ebp + 0xc]
push dword [edi + 4]
call eax
mov eax, dword [edi + 8]
add eax, dword [esi + 0xc]
push dword [edi + 4]
mov dword [ebp - 4], eax
push eax
mov eax, dword [esi + 8]
call eax
mov ebx, dword [esi + 0x14]
add esp, 0x18
mov ecx, dword [edi + 4]
mov dword [ebp + 0x10], ebx
jmp 0x5f709d
mov eax, dword [ebp + 0xc]
mov dword [ebp - 4], eax
mov eax, dword [esi]
push ecx
call eax
push dword [edi + 8]
mov eax, dword [esi]
call eax
mov eax, dword [ebp + 0x10]
add esp, 8
xor ebx, ebx
test eax, eax
je 0x5f70fb
mov ebx, dword [ebp - 4]
mov dword [ebp - 8], eax
nop dword [eax + eax]
movzx eax, byte [ebx]
xor al, 0x36
mov byte [ebp + 0xb], al
lea eax, [ebp + 0xb]
push 1
push eax
push dword [edi + 4]
mov eax, dword [esi + 4]
call eax
movzx eax, byte [ebx]
lea ebx, [ebx + 1]
xor al, 0x5c
mov byte [ebp + 0xb], al
lea eax, [ebp + 0xb]
push 1
push eax
push dword [edi + 8]
mov eax, dword [esi + 4]
call eax
add esp, 0x18
sub dword [ebp + 0x10], 1
jne 0x5f70c0
mov ebx, dword [ebp - 8]
cmp ebx, dword [esi + 0x10]
jae 0x5f7127
mov eax, dword [esi + 4]
push 1
push 0x6f882c
push dword [edi + 4]
call eax
mov eax, dword [esi + 4]
push 1
push 0x6f882d
push dword [edi + 8]
call eax
inc ebx
add esp, 0x18
cmp ebx, dword [esi + 0x10]
jb 0x5f7100
pop ebx
mov eax, edi
pop edi
pop esi
mov esp, ebp
pop ebp
ret