joyce8/EMBER2024-capa huggingface dataset:
Function at 0x488d60
Capabilities:
Receive data
Receive data on socket
Send data
Send data on socket

Disassembly:
sub esp, 0x10c
mov eax, dword [0x542094]
xor eax, esp
mov dword [esp + 0x108], eax
mov eax, dword [esp + 0x118]
mov edx, dword [esp + 0x114]
push ebx
mov ebx, dword [esp + 0x114]
mov dword [esp + 8], eax
xor eax, eax
push ebp
mov ebp, dword [esp + 0x128]
mov ecx, dword [ebx + 0x424]
cmp edx, ecx
push esi
sete al
mov esi, 0x440
push edi
lea eax, [eax*4 + 0x420]
mov eax, dword [eax + ebx]
mov dword [esp + 0x10], eax
mov eax, 0x450
cmove esi, eax
mov eax, dword [ebx + 0x540]
add esi, ebx
mov edi, dword [esi + 4]
sub edi, dword [esi + 8]
test byte [eax + 0x40], 3
je 0x488e6e
xor eax, eax
cmp edx, ecx
sete al
lea eax, [eax*4 + 0x430]
cmp dword [eax + ebx], 0x488920
jne 0x488e6e
cmp dword [esi], 0
je 0x488df8
test edi, edi
je 0x488e6e
push 0
push 0
push 0xffffffffffffffff
push 0xffffffffffffffff
push dword [esp + 0x20]
call fcn.00497eb0
add esp, 0x14
cmp eax, 0xffffffff
je 0x488e6e
test al, 1
je 0x488e6e
mov ecx, dword [esi]
test ecx, ecx
jne 0x488e4b
mov eax, dword [ebx]
mov eax, dword [eax + 0x90c]
add eax, eax
push eax
mov dword [esi + 4], eax
call dword [section..data]
mov edi, dword [esi + 4]
mov ecx, eax
add esp, 4
mov dword [esi], ecx
mov dword [esi + 8], 0
mov dword [esi + 0xc], 0
test ecx, ecx
je 0x488e67
mov eax, dword [esi + 8]
push 0
push edi
add eax, ecx
push eax
push dword [esp + 0x1c]
call dword [sym.imp.WS2_32.dll_recv]
test eax, eax
jle 0x488e6e
add dword [esi + 8], eax
jmp 0x488e6e
mov dword [esi + 4], 0
push 0
push dword [esp + 0x130]
push dword [esp + 0x1c]
push dword [esp + 0x1c]
call dword [sym.imp.WS2_32.dll_send]
mov edi, eax
cmp edi, 0xffffffff
jne 0x488ed7
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
cmp esi, 0x2733
jne 0x488ea8
mov dword [ebp], 0
lea eax, [edi + 0x52]
jmp 0x488edc
push 0x100
lea eax, [esp + 0x1c]
push eax
push esi
call fcn.004757c0
push eax
push str.Send_failure:__s
push dword [ebx]
call fcn.00488670
mov eax, dword [ebx]
add esp, 0x18
mov dword [eax + 0xd44], esi
mov eax, 0x37
jmp 0x488ed9
xor eax, eax
mov dword [ebp], edi
mov ecx, dword [esp + 0x118]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.004bf82c
add esp, 0x10c
ret

Function at 0x489300
Capabilities:
Receive data
Receive data on socket

Disassembly:
mov eax, dword [esp + 4]
cmp byte [eax + 0x46c], 0
je 0x48931d
push eax
call fcn.00482720
add esp, 4
test eax, eax
jne 0x48933c
xor al, al
ret
mov eax, dword [eax + 0x420]
cmp eax, 0xffffffff
je 0x48931a
push 2
push 1
lea ecx, [esp + 0xc]
push ecx
push eax
call dword [sym.imp.WS2_32.dll_recv]
test eax, eax
je 0x48931a
mov al, 1
ret
Function at 0x48b040
Capabilities:
Get common file path

Disassembly:
push ecx
push ebx
push edi
push 0x4f26cc
xor edi, edi
call dword [sym.imp.KERNEL32.dll_GetModuleHandleA]
mov ebx, eax
test ebx, ebx
jne 0x48b05a
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 0x4f26e8
push esi
call fcn.004d2070
add esp, 8
test eax, eax
je 0x48b0a2
test ebp, ebp
je 0x48b093
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 0x48b0c8
push str.AddDllDirectory
push ebx
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
je 0x48b0c8
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 0x48b17f
mov ecx, esi
lea ebx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x48b0e5
sub ecx, ebx
lea eax, [edx + 1]
add eax, ecx
push eax
call dword [section..data]
mov ebx, eax
add esp, 4
test ebx, ebx
je 0x48b175
push dword [esp + 0x10]
push ebx
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
test eax, eax
je 0x48b175
mov ecx, ebx
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x48b117
sub ecx, edx
mov eax, 0x5c
mov word [ecx + ebx], ax
mov ecx, ebx
lea edx, [ecx + 1]
nop
mov al, byte [ecx]
inc ecx
test al, al
jne 0x48b130
sub ecx, edx
sub ecx, esi
add ecx, ebx
nop dword [eax]
mov al, byte [esi]
lea esi, [esi + 1]
mov byte [ecx + esi - 1], al
test al, al
jne 0x48b140
test ebp, ebp
je 0x48b16c
push 8
push 0
push ebx
call ebp
push ebx
mov edi, eax
call dword [0x542004]
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 [0x542004]
add esp, 4
pop esi
pop ebp
mov eax, edi
pop edi
pop ebx
pop ecx
ret
Function at 0x490600
Capabilities:
Create udp socket

Disassembly:
mov eax, dword [esp + 4]
test eax, eax
je 0x490614
mov eax, dword [eax]
mov eax, dword [eax + 0x78]
mov al, byte [eax + 0xe7]
ret
push 0
push 2
push 0x17
call dword [sym.imp.WS2_32.dll_socket]
cmp eax, 0xffffffff
jne 0x490628
xor al, al
ret
push eax
push 0
call fcn.00489230
add esp, 8
mov al, 1
ret
Function at 0x4963e0
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, 0x34
mov eax, dword [0x542094]
xor eax, esp
mov dword [esp + 0x30], eax
push ebx
mov ebx, dword [esp + 0x48]
push esi
mov esi, dword [sym.imp.WS2_32.dll_socket]
push edi
push 6
push 1
push 2
mov dword [esp + 0x1c], 0x10
mov dword [esp + 0x18], 1
call esi
mov edi, eax
cmp edi, 0xffffffff
je 0x4965c6
xorps xmm0, xmm0
mov eax, 2
push 0x7f000001
movlpd qword [esp + 0x20], xmm0
mov word [esp + 0x18], ax
call dword [sym.imp.WS2_32.dll_htonl]
mov dword [esp + 0x18], eax
xor eax, eax
push 4
mov word [esp + 0x1a], ax
lea eax, [esp + 0x10]
push eax
push 4
push 0xffff
push edi
mov dword [ebx + 4], 0xffffffff
mov dword [ebx], 0xffffffff
call dword [sym.imp.WS2_32.dll_setsockopt]
cmp eax, 0xffffffff
je 0x4965b4
push 0x10
lea eax, [esp + 0x18]
push eax
push edi
call dword [sym.imp.WS2_32.dll_bind]
cmp eax, 0xffffffff
je 0x4965b4
lea eax, [esp + 0x10]
push eax
lea eax, [esp + 0x18]
push eax
push edi
call dword [sym.imp.WS2_32.dll_getsockname]
cmp eax, 0xffffffff
je 0x4965b4
push 1
push edi
call dword [sym.imp.WS2_32.dll_listen]
cmp eax, 0xffffffff
je 0x4965b4
push 0
push 1
push 2
call esi
mov dword [ebx], eax
cmp eax, 0xffffffff
je 0x4965b4
push 0x10
lea ecx, [esp + 0x18]
push ecx
push eax
call dword [sym.imp.WS2_32.dll_connect]
cmp eax, 0xffffffff
je 0x4965b4
push 0
push 0
push edi
call dword [sym.imp.WS2_32.dll_accept]
mov dword [ebx + 4], eax
cmp eax, 0xffffffff
je 0x4965b4
push ebx
push 0x536c84
lea eax, [esp + 0x2c]
push 0xc
push eax
call fcn.0048b720
lea esi, [esp + 0x34]
add esp, 0x10
lea ecx, [esi + 1]
mov al, byte [esi]
inc esi
test al, al
jne 0x496512
push 0
sub esi, ecx
lea eax, [esp + 0x28]
push esi
push eax
push dword [ebx]
call dword [sym.imp.WS2_32.dll_send]
cmp eax, esi
jne 0x4965b4
push 0
push 0xc
lea eax, [esp + 0x38]
push eax
push dword [ebx + 4]
call dword [sym.imp.WS2_32.dll_recv]
cmp eax, esi
jne 0x4965b4
lea ecx, [esp + 0x24]
lea edx, [esp + 0x30]
sub esi, 4
jb 0x496567
mov eax, dword [ecx]
cmp eax, dword [edx]
jne 0x49656c
add ecx, 4
add edx, 4
sub esi, 4
jae 0x496556
cmp esi, 0xfffffffc
je 0x496599
mov al, byte [ecx]
cmp al, byte [edx]
jne 0x4965b4
cmp esi, 0xfffffffd
je 0x496599
mov al, byte [ecx + 1]
cmp al, byte [edx + 1]
jne 0x4965b4
cmp esi, 0xfffffffe
je 0x496599
mov al, byte [ecx + 2]
cmp al, byte [edx + 2]
jne 0x4965b4
cmp esi, 0xffffffff
je 0x496599
mov al, byte [ecx + 3]
cmp al, byte [edx + 3]
jne 0x4965b4
push edi
call dword [sym.imp.WS2_32.dll_closesocket]
pop edi
pop esi
xor eax, eax
pop ebx
mov ecx, dword [esp + 0x30]
xor ecx, esp
call fcn.004bf82c
add esp, 0x34
ret
mov esi, dword [sym.imp.WS2_32.dll_closesocket]
push edi
call esi
push dword [ebx]
call esi
push dword [ebx + 4]
call esi
mov ecx, dword [esp + 0x3c]
or eax, 0xffffffff
pop edi
pop esi
pop ebx
xor ecx, esp
call fcn.004bf82c
add esp, 0x34
ret
Function at 0x49a400
Capabilities:
Resolve dns

Disassembly:
sub esp, 0xc
mov eax, dword [esp + 0x1c]
push esi
xor esi, esi
mov dword [esp + 4], esi
mov dword [eax], esi
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 0x49a5b2
push ebx
mov ebx, dword [esp + 0xc]
push edi
test ebx, ebx
je 0x49a59c
push ebp
mov eax, dword [ebx + 4]
cmp eax, 2
jne 0x49a44f
lea ebp, [eax + 0xe]
jmp 0x49a45b
cmp eax, 0x17
jne 0x49a509
lea ebp, [eax + 5]
cmp dword [ebx + 0x18], 0
je 0x49a509
mov eax, dword [ebx + 0x10]
test eax, eax
je 0x49a509
cmp eax, ebp
jb 0x49a509
push 0x20
call dword [section..data]
mov edi, eax
add esp, 4
test edi, edi
je 0x49a591
mov ecx, dword [ebx]
mov dword [edi], ecx
mov ecx, dword [ebx + 4]
mov dword [edi + 4], ecx
mov ecx, dword [ebx + 8]
mov dword [edi + 8], ecx
mov eax, dword [ebx + 0xc]
push ebp
mov dword [edi + 0xc], eax
mov dword [edi + 0x10], ebp
mov dword [edi + 0x18], 0
mov dword [edi + 0x14], 0
mov dword [edi + 0x1c], 0
call dword [section..data]
add esp, 4
mov dword [edi + 0x18], eax
test eax, eax
je 0x49a580
push ebp
push dword [ebx + 0x18]
push eax
call fcn.004c16e0
mov eax, dword [ebx + 0x14]
add esp, 0xc
test eax, eax
je 0x49a4f5
push eax
call dword [0x54200c]
add esp, 4
mov dword [edi + 0x14], eax
test eax, eax
je 0x49a566
mov eax, dword [esp + 0x10]
test esi, esi
cmove esi, edi
test eax, eax
je 0x49a505
mov dword [eax + 0x1c], edi
mov dword [esp + 0x10], edi
mov ebx, dword [ebx + 0x1c]
test ebx, ebx
jne 0x49a442
mov ebx, dword [esp + 0x18]
mov eax, dword [esp + 0x14]
pop ebp
test eax, eax
je 0x49a528
push eax
call dword [sym.imp.WS2_32.dll_freeaddrinfo]
test ebx, ebx
je 0x49a598
test esi, esi
je 0x49a555
push dword [esi + 0x18]
call dword [0x542004]
push dword [esi + 0x14]
call dword [0x542004]
mov edi, dword [esi + 0x1c]
push esi
call dword [0x542004]
add esp, 0xc
mov esi, edi
test edi, edi
jne 0x49a530
mov eax, dword [esp + 0x28]
xor esi, esi
pop edi
mov dword [eax], esi
mov eax, ebx
pop ebx
pop esi
add esp, 0xc
ret
push dword [edi + 0x18]
mov ebx, 8
call dword [0x542004]
push edi
call dword [0x542004]
add esp, 8
jmp 0x49a518
push edi
mov ebx, 8
call dword [0x542004]
add esp, 4
jmp 0x49a518
mov ebx, 8
jmp 0x49a518
test esi, esi
jne 0x49a5a8
mov ebx, 0x2af9
push ebx
call dword [sym.imp.WS2_32.dll_WSASetLastError]
mov eax, dword [esp + 0x28]
pop edi
mov dword [eax], esi
mov eax, ebx
pop ebx
pop esi
add esp, 0xc
ret
Function at 0x49ded0
Capabilities:
Query environment variable

Disassembly:
push ebx
push ebp
xor ebp, ebp
push esi
push edi
lea esi, [ebp + 1]
push esi
push ebp
call dword [0x542008]
mov edi, eax
add esp, 8
test edi, edi
je 0x49df27
nop word [eax + eax]
push esi
push edi
push dword [esp + 0x1c]
mov ebp, edi
mov ebx, esi
call dword [sym.imp.KERNEL32.dll_GetEnvironmentVariableA]
mov esi, eax
test esi, esi
je 0x49df3f
cmp esi, ebx
je 0x49df3f
cmp esi, 0x8000
ja 0x49df3f
cmp esi, ebx
jb 0x49df38
push esi
push edi
call dword [0x542008]
mov edi, eax
add esp, 8
test edi, edi
jne 0x49def0
push ebp
call dword [0x542004]
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 [0x542004]
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
ret

Function at 0x4a39b0
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
sub esp, 0x88
mov eax, dword [0x542094]
xor eax, esp
mov dword [esp + 0x84], eax
push ebx
push ebp
push esi
push edi
mov edi, dword [esp + 0x9c]
lea eax, [esp + 0x10]
push eax
lea eax, [esp + 0x18]
mov dword [esp + 0x14], 0x80
push eax
mov ebp, dword [edi + 0x424]
or esi, 0xffffffff
mov ebx, dword [edi]
push ebp
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
jne 0x4a3a12
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 esi, eax
push ebp
push edi
call fcn.00489230
add esp, 8
cmp esi, 0xffffffff
jne 0x4a3a36
push str.Error_accept__ing_server_connect
push ebx
call fcn.00488670
add esp, 8
mov eax, 0x1e
jmp 0x4a3aa5
push str.Connection_accepted_from_server_n
push ebx
call fcn.00488750
push 1
push esi
mov byte [edi + 0x50c], 0
mov dword [edi + 0x424], esi
call fcn.004965e0
add esp, 0x10
mov byte [edi + 0x7e4], 1
cmp dword [ebx + 0x610], 0
je 0x4a3aa3
push 1
push ebx
call fcn.00479df0
mov eax, dword [ebx + 0x610]
push 1
push esi
push dword [ebx + 0x614]
call eax
push 0
push ebx
mov esi, eax
call fcn.00479df0
add esp, 0x1c
test esi, esi
je 0x4a3aa3
push edi
call fcn.004a3f40
add esp, 4
mov eax, 0x2a
jmp 0x4a3aa5
xor eax, eax
mov ecx, dword [esp + 0x94]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.004bf82c
add esp, 0x88
ret
Function at 0x4aae50
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 + 0x420]
mov byte [esp + 0x20], 0xff
mov byte [esp + 0x21], bl
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x4aae9c
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push edi
call fcn.00488670
add esp, 0xc
push dword [esp + 0x18]
push ebx
push str.SENT
push dword [esi]
call fcn.004aaa60
add esp, 0x10
pop edi
pop esi
pop ebx
ret

Function at 0x4aafd0
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 + 0x14c]
jne 0x4ab11e
push ebp
push edi
lea ebp, [ebx + 0x1cb0]
lea edi, [ebx + 0x1eb0]
mov dword [edi], ebp
cmp ebp, edi
jae 0x4ab01e
lea eax, [ebp + 1]
mov byte [ebp], 0xff
mov dword [edi], eax
cmp eax, edi
jae 0x4ab01e
mov byte [eax], 0xfa
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4ab01e
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 edx, dword [esp + 0x1c]
movzx ecx, ax
mov eax, dword [edi]
cmp eax, edi
jae 0x4ab089
mov byte [eax], dl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4ab089
mov byte [eax], dh
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4ab089
mov byte [eax], cl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4ab089
shr ecx, 8
mov byte [eax], cl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4ab089
mov byte [eax], 0xff
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4ab089
mov byte [eax], 0xf0
mov eax, dword [edi]
inc eax
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.004aab60
mov edi, dword [esp + 0x28]
add esp, 0x10
push 0
push 3
push ebp
push dword [edi + 0x420]
call dword [sym.imp.WS2_32.dll_send]
mov ebp, dword [sym.imp.WS2_32.dll_WSAGetLastError]
test eax, eax
jns 0x4ab0dd
call ebp
push eax
push str.Sending_data_failed___d_
push esi
call fcn.00488670
add esp, 0xc
push 4
lea eax, [ebx + 0x1cb3]
push eax
push edi
call fcn.004aaec0
add esp, 0xc
lea eax, [ebx + 0x1cb7]
push 0
push 2
push eax
push dword [edi + 0x420]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x4ab11b
call ebp
push eax
push str.Sending_data_failed___d_
push esi
call fcn.00488670
add esp, 0xc
pop esi
pop edi
pop ebp
pop ebx
pop ecx
ret
Function at 0x4ac5d0
Capabilities:
Receive data
Receive data on socket

Disassembly:
sub esp, 0x8c
mov eax, dword [0x542094]
xor eax, esp
mov dword [esp + 0x88], eax
push ebx
push ebp
mov ebp, dword [esp + 0x98]
lea eax, [esp + 8]
push esi
push edi
push eax
mov edi, dword [ebp + 0x720]
lea eax, [esp + 0x1c]
mov ebx, dword [ebp]
push eax
mov dword [esp + 0x18], 0x80
mov eax, dword [edi + 0x154]
push 0
add eax, 4
push eax
push dword [edi + 0x15c]
push dword [edi + 0x14]
call dword [sym.imp.WS2_32.dll_recvfrom]
cmp dword [edi + 0x148], 0
mov dword [edi + 0x14c], eax
jne 0x4ac656
push dword [esp + 0x10]
lea eax, [esp + 0x1c]
push eax
lea eax, [edi + 0xc8]
push eax
call fcn.004c16e0
mov eax, dword [esp + 0x1c]
add esp, 0xc
mov dword [edi + 0x148], eax
mov esi, dword [edi + 0x14c]
cmp esi, 4
jge 0x4ac691
push str.Received_too_short_packet
push ebx
call fcn.00488670
add esp, 8
mov dword [edi + 0xc], 7
xor eax, eax
mov ecx, dword [esp + 0x98]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.004bf82c
add esp, 0x8c
ret
mov edx, dword [edi + 0x15c]
movzx ecx, byte [edx]
movzx eax, byte [edx + 1]
shl ecx, 8
or ecx, eax
mov dword [edi + 0xc], ecx
add ecx, 0xfffffffd
cmp ecx, 3
ja case.default.0x4ac6b2
jmp dword [ecx*4 + 0x4ac7c4]
cmp esi, 4
jle case.0x4ac6b2.4
movzx ecx, byte [edx + 2]
movzx eax, byte [edx + 3]
shl ecx, 8
or ecx, eax
movzx eax, word [edi + 0x40]
inc eax
movzx eax, ax
cmp eax, ecx
jne case.0x4ac6b2.4
lea eax, [esi - 4]
push eax
lea eax, [edx + 4]
push eax
push 1
push ebp
call fcn.004885b0
mov esi, eax
add esp, 0x10
test esi, esi
je 0x4ac70a
push 5
push edi
call fcn.004ad160
add esp, 8
mov eax, esi
jmp 0x4ac678
mov eax, dword [edi + 0x14c]
sub eax, 4
cdq
add dword [ebx + 0x98], eax
adc dword [ebx + 0x9c], edx
push dword [ebx + 0x9c]
push dword [ebx + 0x98]
push ebx
call fcn.004968f0
jmp 0x4ac79a
movzx ecx, byte [edx + 2]
lea eax, [edx + 4]
mov dword [esp + 0x14], eax
add esi, 0xfffffffc
movzx eax, byte [edx + 3]
shl ecx, 8
or ecx, eax
lea eax, [edx + 4]
push esi
push eax
mov dword [edi + 8], ecx
call fcn.004ac2b0
add esp, 8
cmp eax, esi
jae case.0x4ac6b2.4
push dword [esp + 0x14]
push str.TFTP_error:__s_n
push ebx
call fcn.00488750
jmp 0x4ac79a
lea eax, [esi - 2]
push eax
lea eax, [edx + 2]
push eax
push edi
call fcn.004ac360
add esp, 0xc
test eax, eax
je case.0x4ac6b2.4
jmp 0x4ac678
push str.Internal_error:_Unexpected_packet
push 0x4f6124
push ebx
call fcn.00488670
add esp, 0xc
push ebp
call fcn.00496cc0
add esp, 4
test eax, eax
je 0x4ac676
push 5
push edi
call fcn.004ad160
add esp, 8
mov eax, 0x2a
jmp 0x4ac678
Function at 0x4bbc70
Capabilities:
Create new key via cryptacquirecontext
Encrypt data using des via winapi
Encrypt or decrypt via wincrypt

Disassembly:
sub esp, 0x24
mov eax, dword [0x542094]
xor eax, esp
mov dword [esp + 0x20], eax
push edi
mov edi, dword [esp + 0x30]
lea eax, [esp + 4]
push 0xf0000000
push 1
push 0
push 0
push eax
mov dword [esp + 0x1c], 8
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextA]
test eax, eax
je 0x4bbd70
push esi
mov esi, dword [esp + 0x38]
push 8
mov dword [esp + 0x18], 0x208
mov dword [esp + 0x1c], 0x6601
mov dl, byte [esi + 1]
mov cl, byte [esi]
mov al, dl
shr al, 1
mov byte [esp + 0x24], cl
shl cl, 7
or al, cl
shl dl, 6
mov cl, byte [esi + 2]
mov byte [esp + 0x25], al
mov al, cl
shr al, 2
or al, dl
shl cl, 5
mov dl, byte [esi + 3]
mov byte [esp + 0x26], al
mov al, dl
shr al, 3
or al, cl
shl dl, 4
mov cl, byte [esi + 4]
mov byte [esp + 0x27], al
mov al, cl
shr al, 4
or al, dl
shl cl, 3
mov dl, byte [esi + 5]
mov byte [esp + 0x28], al
mov al, dl
shr al, 5
or al, cl
shl dl, 2
mov cl, byte [esi + 6]
mov byte [esp + 0x29], al
mov al, cl
shr al, 6
add cl, cl
or al, dl
mov dword [esp + 0x20], 8
mov byte [esp + 0x2a], al
lea eax, [esp + 0x24]
push eax
mov byte [esp + 0x2f], cl
call fcn.004bdb70
add esp, 8
lea eax, [esp + 0x10]
push eax
push 0
push 0
push 0x14
lea eax, [esp + 0x24]
push eax
push dword [esp + 0x1c]
call dword [sym.imp.ADVAPI32.dll_CryptImportKey]
pop esi
test eax, eax
jne 0x4bbd82
push eax
push dword [esp + 8]
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
xor al, al
pop edi
mov ecx, dword [esp + 0x20]
xor ecx, esp
call fcn.004bf82c
add esp, 0x24
ret
mov ecx, dword [esp + 0x2c]
push dword [esp + 8]
mov eax, dword [ecx]
mov dword [edi], eax
mov eax, dword [ecx + 4]
mov dword [edi + 4], eax
lea eax, [esp + 0xc]
push eax
push edi
push 0
push 0
push 0
push dword [esp + 0x24]
call dword [sym.imp.ADVAPI32.dll_CryptEncrypt]
push dword [esp + 0xc]
call dword [sym.imp.ADVAPI32.dll_CryptDestroyKey]
push 0
push dword [esp + 8]
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
mov ecx, dword [esp + 0x24]
mov al, 1
pop edi
xor ecx, esp
call fcn.004bf82c
add esp, 0x24
ret
Function at 0x4bdbd0
Capabilities:
Hash data using md4
Hash data via wincrypt
Initialize hashing via wincrypt

Disassembly:
sub esp, 0xc
push 0xf0000000
push 1
push 0
push 0
lea eax, [esp + 0x14]
mov dword [esp + 0x14], 0
push eax
mov dword [esp + 0x1c], 0
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextA]
test eax, eax
je 0x4bdc15
lea eax, [esp + 8]
push eax
push 0
push 0
push 0x8002
push dword [esp + 0x14]
call dword [sym.imp.ADVAPI32.dll_CryptCreateHash]
push dword [esp + 0x18]
call fcn.0048adf0
add esp, 4
push 0
push eax
push dword [esp + 0x1c]
push dword [esp + 0x14]
call dword [sym.imp.ADVAPI32.dll_CryptHashData]
push 0
lea eax, [esp + 4]
mov dword [esp + 4], 0
push eax
push 0
push 2
push dword [esp + 0x18]
call dword [sym.imp.ADVAPI32.dll_CryptGetHashParam]
cmp dword [esp], 0x10
jne 0x4bdc6c
push 0
lea eax, [esp + 4]
push eax
push dword [esp + 0x18]
push 2
push dword [esp + 0x18]
call dword [sym.imp.ADVAPI32.dll_CryptGetHashParam]
mov eax, dword [esp + 8]
test eax, eax
je 0x4bdc7b
push eax
call dword [sym.imp.ADVAPI32.dll_CryptDestroyHash]
mov eax, dword [esp + 4]
test eax, eax
je 0x4bdc8c
push 0
push eax
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
add esp, 0xc
ret

Function at 0x4bdce0
Capabilities:
Authenticate hmac
Encode data using xor

Disassembly:
push ecx
push esi
mov esi, dword [esp + 0xc]
push edi
mov ecx, dword [esi + 0xc]
mov eax, dword [esi + 0x14]
lea eax, [eax + ecx*2]
add eax, 0xc
push eax
call dword [section..data]
mov edi, eax
add esp, 4
test edi, edi
jne 0x4bdd07
pop edi
pop esi
pop ecx
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 [esp + 0x1c]
mov dword [edi + 8], eax
push ebp
cmp ebx, dword [esi + 0x10]
jbe 0x4bdd52
mov eax, dword [esi]
push ecx
call eax
mov eax, dword [esi + 4]
push ebx
push dword [esp + 0x24]
push dword [edi + 4]
call eax
mov ebp, dword [edi + 8]
push dword [edi + 4]
add ebp, dword [esi + 0xc]
mov eax, dword [esi + 8]
push ebp
call eax
mov ebx, dword [esi + 0x14]
add esp, 0x18
mov ecx, dword [edi + 4]
mov dword [esp + 0x20], ebx
jmp 0x4bdd56
mov ebp, dword [esp + 0x1c]
mov eax, dword [esi]
push ecx
call eax
push dword [edi + 8]
mov eax, dword [esi]
call eax
mov eax, dword [esp + 0x28]
add esp, 8
xor ebx, ebx
test eax, eax
je 0x4bddb6
mov dword [esp + 0x10], eax
mov ebx, eax
movzx eax, byte [ebp]
xor al, 0x36
mov byte [esp + 0x18], al
lea eax, [esp + 0x18]
push 1
push eax
push dword [edi + 4]
mov eax, dword [esi + 4]
call eax
movzx eax, byte [ebp]
lea ebp, [ebp + 1]
xor al, 0x5c
mov byte [esp + 0x24], al
lea eax, [esp + 0x24]
push 1
push eax
push dword [edi + 8]
mov eax, dword [esi + 4]
call eax
add esp, 0x18
sub ebx, 1
jne 0x4bdd75
mov ebx, dword [esp + 0x10]
cmp ebx, dword [esi + 0x10]
jae 0x4bdde7
nop dword [eax + eax]
mov eax, dword [esi + 4]
push 1
push 0x4facd6
push dword [edi + 4]
call eax
mov eax, dword [esi + 4]
push 1
push 0x4facd7
push dword [edi + 8]
call eax
inc ebx
add esp, 0x18
cmp ebx, dword [esi + 0x10]
jb 0x4bddc0
pop ebp
pop ebx
mov eax, edi
pop edi
pop esi
pop ecx
ret