joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4697a0
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x14
cmp dword [ebp + 0xc], 0x1f
mov eax, dword [ebp + 8]
push ebx
mov eax, dword [eax]
mov dword [ebp - 4], eax
mov ebx, dword [eax + 0x150]
jne 0x4698f6
push edi
lea eax, [ebx + 0x1cb0]
lea edi, [ebx + 0x1eb0]
mov dword [edi], eax
cmp eax, edi
jae 0x4697d7
mov byte [eax], 0xff
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4697e2
mov byte [eax], 0xfa
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4697ed
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
mov word [ebp - 0xc], ax
movzx eax, word [ebx + 0x1caa]
push eax
call esi
mov ecx, dword [edi]
mov word [ebp - 0x14], ax
cmp ecx, edi
jae 0x46981d
mov al, byte [ebp - 0xc]
mov byte [ecx], al
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x46982a
mov al, byte [ebp - 0xb]
mov byte [ecx], al
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x469837
mov al, byte [ebp - 0x14]
mov byte [ecx], al
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x469844
mov al, byte [ebp - 0x13]
mov byte [ecx], al
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x46984f
mov byte [eax], 0xff
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x46985a
mov byte [eax], 0xf0
inc dword [edi]
mov eax, dword [edi]
lea esi, [ebx + 0x1cb0]
mov dword [ebx + 0x1eb4], eax
sub eax, esi
sub eax, 2
mov dword [edi], esi
mov edi, dword [ebp - 4]
push eax
lea eax, [ebx + 0x1cb2]
push eax
push 0x3e
push edi
call fcn.00469020
add esp, 0x10
push 0
push 3
push esi
mov esi, dword [ebp + 8]
push dword [esi + 0x1a8]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x4698b2
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push edi
call fcn.0044c6d0
add esp, 0xc
push 4
lea eax, [ebx + 0x1cb3]
push eax
push esi
call fcn.00469690
add esp, 0xc
lea eax, [ebx + 0x1cb7]
push 0
push 2
push eax
push dword [esi + 0x1a8]
call dword [sym.imp.WS2_32.dll_send]
pop esi
test eax, eax
jns 0x4698f5
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push edi
call fcn.0044c6d0
add esp, 0xc
pop edi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x469a50
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x90c
mov eax, dword [0x5a49f0]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push esi
push edi
mov edi, dword [ebp + 8]
lea eax, [ebp - 0x104]
push 0x80
push 0
push eax
mov dword [ebp - 0x90c], edi
call fcn.0051de60
push 0x80
lea eax, [ebp - 0x84]
push 0
push eax
call fcn.0051de60
mov ebx, dword [edi]
mov dword [ebp - 0x908], ebx
mov esi, dword [ebx + 0x150]
mov eax, dword [esi + 0x1eb4]
sub eax, dword [esi + 0x1eb0]
add eax, 2
push eax
lea eax, [esi + 0x1cb0]
push eax
push 0x3c
push ebx
call fcn.00469020
mov eax, dword [esi + 0x1eb0]
add esp, 0x28
movzx ecx, byte [eax]
inc eax
mov dword [esi + 0x1eb0], eax
cmp ecx, 0x18
je 0x469c38
cmp ecx, 0x23
je 0x469c12
cmp ecx, 0x27
jne 0x469cc6
push 0
push ecx
push 0xfa
push 0xff
push str._c_c_c_c
lea eax, [ebp - 0x904]
push 0x800
push eax
call fcn.0044e920
mov esi, dword [esi + 0x1cac]
add esp, 0x1c
mov edi, 4
mov eax, 0x800
test esi, esi
je 0x469bb1
nop
mov edx, dword [esi]
mov ecx, edx
lea ebx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x469b37
sub ecx, ebx
lea ebx, [edi + 1]
add ebx, ecx
cmp ebx, 0x7fa
jae 0x469b9f
lea eax, [ebp - 0x84]
push eax
lea eax, [ebp - 0x104]
push eax
push str._127_____127s
push edx
call fcn.0041f870
add esp, 0x10
test eax, eax
je 0x469b9f
lea eax, [ebp - 0x84]
push eax
push 1
lea eax, [ebp - 0x104]
push eax
push 0
mov eax, 0x800
sub eax, edi
push str._c_s_c_s
push eax
lea eax, [ebp - 0x904]
add eax, edi
push eax
call fcn.0044e920
add esp, 0x1c
mov edi, ebx
mov esi, dword [esi + 4]
test esi, esi
jne 0x469b30
mov ebx, dword [ebp - 0x908]
mov eax, 0x800
push 0xf0
push 0xff
sub eax, edi
push str._c_c
push eax
lea eax, [ebp - 0x904]
add eax, edi
push eax
call fcn.0044e920
add esp, 0x14
lea eax, [edi + 2]
push 0
push eax
lea eax, [ebp - 0x904]
push eax
mov eax, dword [ebp - 0x90c]
push dword [eax + 0x1a8]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x469c0c
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.0044c6d0
add esp, 0xc
push edi
jmp 0x469cb4
lea edx, [esi + 0x1c28]
mov ecx, edx
lea esi, [ecx + 1]
nop dword [eax]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x469c20
push 0xf0
push 0xff
push edx
push 0
push 0x23
jmp 0x469c59
lea edx, [esi + 0x1c08]
mov ecx, edx
lea esi, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x469c43
push 0xf0
push 0xff
push edx
push 0
push 0x18
push 0xfa
push 0xff
push str._c_c_c_c_s_c_c
sub ecx, esi
lea eax, [ebp - 0x904]
push 0x800
push eax
lea esi, [ecx + 6]
call fcn.0044e920
add esp, 0x28
lea eax, [ebp - 0x904]
push 0
push esi
push eax
push dword [edi + 0x1a8]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x469cb0
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.0044c6d0
add esp, 0xc
lea eax, [esi - 2]
push eax
lea eax, [ebp - 0x902]
push eax
push 0x3e
push ebx
call fcn.00469020
add esp, 0x10
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.0051ad3f
mov esp, ebp
pop ebp
ret
Function at 0x46a920
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x8c
mov eax, dword [0x5a49f0]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
push ebx
push esi
push edi
mov esi, dword [eax + 0x480]
mov edi, dword [eax]
lea ebx, [esi + 0x15c]
mov dword [ebp - 0x8c], eax
lea eax, [ebp - 0x88]
push eax
mov dword [ebp - 0x88], 0x80
lea eax, [ebp - 0x84]
push eax
mov eax, dword [esi + 0x154]
push 0
add eax, 4
push eax
push dword [ebx]
push dword [esi + 0x14]
call dword [sym.imp.WS2_32.dll_recvfrom]
cmp dword [esi + 0x148], 0
mov dword [esi + 0x14c], eax
jne 0x46a9b3
push dword [ebp - 0x88]
lea eax, [ebp - 0x84]
push eax
lea eax, [esi + 0xc8]
push eax
call fcn.0051dfc0
mov eax, dword [ebp - 0x88]
add esp, 0xc
mov dword [esi + 0x148], eax
mov edx, dword [esi + 0x14c]
cmp edx, 4
jge 0x46a9e6
push str.Received_too_short_packet
push edi
call fcn.0044c6d0
add esp, 8
mov dword [esi + 0xc], 7
pop edi
pop esi
xor eax, eax
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0051ad3f
mov esp, ebp
pop ebp
ret
push ebx
call fcn.0046a520
movzx eax, ax
add esp, 4
mov dword [esi + 0xc], eax
add eax, 0xfffffffd
cmp eax, 3
ja case.default.0x46aa01
jmp dword [eax*4 + 0x46ab24]
cmp edx, 4
jle case.0x46aa01.4
push ebx
call fcn.0046a500
movzx ecx, word [esi + 0x40]
add esp, 4
inc ecx
cmp cx, ax
jne case.0x46aa01.4
lea eax, [edx - 4]
push eax
mov eax, dword [ebx]
add eax, 4
push eax
push 1
push dword [ebp - 0x8c]
call fcn.0044c5c0
mov ebx, eax
add esp, 0x10
test ebx, ebx
je 0x46aa66
push 5
push esi
call fcn.0046b2a0
add esp, 8
mov eax, ebx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0051ad3f
mov esp, ebp
pop ebp
ret
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.00456ca0
jmp 0x46aaea
push ebx
call fcn.0046a500
movzx eax, ax
mov dword [esi + 8], eax
mov eax, dword [ebx]
add eax, 4
push eax
push 0x547940
push edi
call fcn.0044c7a0
add esp, 0x10
jmp case.0x46aa01.4
lea eax, [edx - 2]
push eax
mov eax, dword [ebx]
add eax, 2
push eax
push esi
call fcn.0046a6d0
add esp, 0xc
test eax, eax
je case.0x46aa01.4
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0051ad3f
mov esp, ebp
pop ebp
ret
push str.Internal_error:_Unexpected_packet
push 0x54b858
push edi
call fcn.0044c6d0
add esp, 0xc
push dword [ebp - 0x8c]
call fcn.00457060
add esp, 4
test eax, eax
je 0x46a9d3
push 5
push esi
call fcn.0046b2a0
mov ecx, dword [ebp - 4]
add esp, 8
xor ecx, ebp
mov eax, 0x2a
pop edi
pop esi
pop ebx
call fcn.0051ad3f
mov esp, ebp
pop ebp
ret
Function at 0x46ab40
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
push ebx
push esi
push edi
mov edi, dword [ebp + 8]
mov eax, dword [edi + 0x10]
mov ebx, dword [eax]
mov eax, dword [ebp + 0xc]
add eax, 0xfffffffd
cmp eax, 4
ja case.0x46ab5d.4
jmp dword [eax*4 + 0x46ad74]
lea eax, [edi + 0x15c]
push eax
call fcn.0046a500
movzx ecx, word [edi + 0x40]
add esp, 4
movzx esi, ax
lea eax, [ecx + 1]
movzx eax, ax
cmp eax, esi
jne 0x46ab8d
mov dword [edi + 0x18], 0
jmp 0x46aba4
cmp ecx, esi
jne 0x46ac18
push esi
push str.Received_last_DATA_packet_block__d_again._n
push ebx
call fcn.0044c7a0
add esp, 0xc
mov word [edi + 0x40], si
lea esi, [edi + 0x160]
push 4
push esi
call fcn.0046a560
movzx eax, word [edi + 0x40]
push eax
push esi
call fcn.0046a540
add esp, 0x10
lea eax, [edi + 0xc8]
push dword [edi + 0x148]
push eax
push 0
push 4
push dword [esi]
push dword [edi + 0x14]
call dword [sym.imp.WS2_32.dll_sendto]
test eax, eax
js 0x46acea
mov eax, dword [edi + 0x154]
xor ecx, ecx
add eax, 4
cmp dword [edi + 0x14c], eax
lea eax, [edi + 0x38]
push eax
setl cl
lea ecx, [ecx*2 + 1]
mov dword [edi], ecx
call fcn.00529344
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebx
pop ebp
ret
push eax
push esi
push str.Received_unexpected_DATA_packet_block__d__expecting_block__d_n
push ebx
call fcn.0044c7a0
add esp, 0x10
xor eax, eax
pop edi
pop esi
pop ebx
pop ebp
ret
xor eax, eax
lea esi, [edi + 0x160]
push 4
push esi
mov word [edi + 0x40], ax
mov dword [edi + 0x18], eax
call fcn.0046a560
movzx eax, word [edi + 0x40]
push eax
push esi
call fcn.0046a540
add esp, 0x10
lea eax, [edi + 0xc8]
push dword [edi + 0x148]
push eax
push 0
push 4
push dword [esi]
push dword [edi + 0x14]
call dword [sym.imp.WS2_32.dll_sendto]
test eax, eax
js 0x46acea
lea eax, [edi + 0x38]
mov dword [edi], 1
push eax
call fcn.00529344
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebx
pop ebp
ret
movzx eax, word [edi + 0x40]
inc dword [edi + 0x18]
inc eax
push dword [edi + 0x18]
movzx eax, ax
push eax
push str.Timeout_waiting_for_block__d_ACK.__Retries___d_n
push ebx
call fcn.0044c7a0
mov eax, dword [edi + 0x18]
add esp, 0x10
cmp eax, dword [edi + 0x20]
jle 0x46acc6
mov dword [edi + 8], 0xffffff9d
xor eax, eax
mov dword [edi], 3
pop edi
pop esi
pop ebx
pop ebp
ret
push dword [edi + 0x148]
lea eax, [edi + 0xc8]
push eax
push 0
push 4
push dword [edi + 0x160]
push dword [edi + 0x14]
call dword [sym.imp.WS2_32.dll_sendto]
test eax, eax
jns 0x46ad50
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push dword [edi + 0x10]
call fcn.0043c6d0
push eax
push 0x54b858
push ebx
call fcn.0044c6d0
add esp, 0x14
mov eax, 0x37
pop edi
pop esi
pop ebx
pop ebp
ret
lea esi, [edi + 0x160]
push 5
push esi
call fcn.0046a560
movzx eax, word [edi + 0x40]
push eax
push esi
call fcn.0046a540
add esp, 0x10
lea eax, [edi + 0xc8]
push dword [edi + 0x148]
push eax
push 0
push 4
push dword [esi]
push dword [edi + 0x14]
call dword [sym.imp.WS2_32.dll_sendto]
mov dword [edi], 3
pop edi
pop esi
xor eax, eax
pop ebx
pop ebp
ret
push str.tftp_rx:_internal_error
push 0x54b858
push ebx
call fcn.0044c6d0
add esp, 0xc
mov eax, 0x47
pop edi
pop esi
pop ebx
pop ebp
ret
Function at 0x46b2a0
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
mov ecx, dword [ebp + 8]
mov eax, dword [ecx + 0x10]
mov edx, dword [ecx]
mov eax, dword [eax]
cmp edx, 3
ja case.default.0x46b2b2
jmp dword [edx*4 + 0x46b308]
mov dword [ebp + 8], ecx
pop ebp
jmp fcn.0046ad90
mov dword [ebp + 8], ecx
pop ebp
jmp fcn.0046ab40
mov dword [ebp + 8], ecx
pop ebp
jmp fcn.0046b4b0
push str.TFTP_finished
push 0x547940
push eax
call fcn.0044c7a0
add esp, 0xc
xor eax, eax
pop ebp
ret
push str.Internal_state_machine_error
push 0x54b858
push eax
call fcn.0044c6d0
add esp, 0xc
mov eax, 0x47
pop ebp
ret
Function at 0x46fd90
Capabilities:
Query environment variable

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x108
mov eax, dword [0x5a49f0]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
push eax
call fcn.005297aa
add esp, 4
mov byte [ebp - 0x108], 0
test eax, eax
je 0x46fdf4
push 0x104
lea ecx, [ebp - 0x108]
push ecx
push eax
call dword [sym.imp.KERNEL32.dll_ExpandEnvironmentStringsA]
cmp byte [ebp - 0x108], 0
je 0x46fdf4
lea eax, [ebp - 0x108]
push eax
call dword [0x59c00c]
add esp, 4
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0051ad3f
mov esp, ebp
pop ebp
ret
mov ecx, dword [ebp - 4]
xor eax, eax
xor ecx, ebp
call fcn.0051ad3f
mov esp, ebp
pop ebp
ret

Function at 0x46fe10
Capabilities:
Query environment variable

Disassembly:
push ebp
mov ebp, esp
pop ebp
jmp fcn.0046fd90

Function at 0x471a60
Capabilities:
Get common file path

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
push edi
push 0x54f32c
xor edi, edi
call dword [sym.imp.KERNEL32.dll_GetModuleHandleA]
mov dword [ebp - 4], eax
test eax, eax
jne 0x471a80
pop edi
mov esp, ebp
pop ebp
ret
push ebx
push esi
push str.LoadLibraryExA
push eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov esi, dword [ebp + 8]
mov ebx, eax
push 0x54f348
push esi
mov dword [ebp - 8], ebx
call fcn.0052e746
add esp, 8
test eax, eax
je 0x471acc
test ebx, ebx
je 0x471abc
push 8
push 0
push esi
call ebx
pop esi
mov edi, eax
pop ebx
pop edi
mov esp, ebp
pop ebp
ret
push esi
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
pop esi
mov edi, eax
pop ebx
pop edi
mov esp, ebp
pop ebp
ret
test ebx, ebx
je 0x471af5
push str.AddDllDirectory
push dword [ebp - 4]
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
je 0x471af5
push 0x800
push 0
push esi
call ebx
pop esi
mov edi, eax
pop ebx
pop edi
mov esp, ebp
pop ebp
ret
push 0
push 0
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
mov edx, eax
mov dword [ebp - 4], edx
test edx, edx
je 0x471ba0
mov ecx, esi
lea ebx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x471b11
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 0x471b96
push dword [ebp - 4]
push ebx
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
test eax, eax
je 0x471b96
mov ecx, ebx
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x471b42
sub ecx, edx
mov eax, 0x5c
mov word [ecx + ebx], ax
mov ecx, ebx
lea edx, [ecx + 1]
nop dword [eax]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x471b60
sub ecx, edx
add ecx, ebx
sub ecx, esi
nop dword [eax]
mov al, byte [esi]
lea esi, [esi + 1]
mov byte [ecx + esi - 1], al
test al, al
jne 0x471b70
mov eax, dword [ebp - 8]
test eax, eax
je 0x471b8d
push 8
push 0
push ebx
call eax
jmp 0x471b94
push ebx
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov edi, eax
push ebx
call dword [0x59c004]
add esp, 4
pop esi
pop ebx
mov eax, edi
pop edi
mov esp, ebp
pop ebp
ret
Function at 0x4752c0
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 0x4752f3
push 0x2e
push edi
call fcn.0051d8d0
add esp, 8
test eax, eax
je 0x4752f1
mov byte [eax], 0
xor eax, eax
pop edi
pop esi
pop ebp
ret

Function at 0x4777d0
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 [section..data]
mov edi, eax
add esp, 4
test edi, edi
jne 0x4777fd
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 0x477844
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 dword [ebp + 0x10], ebx
jmp 0x47784a
mov eax, dword [ebp + 0xc]
mov dword [ebp - 4], eax
push dword [edi + 4]
mov eax, dword [esi]
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 0x4778ab
mov ebx, dword [ebp - 4]
mov dword [ebp - 8], eax
nop word [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 0x477870
mov ebx, dword [ebp - 8]
cmp ebx, dword [esi + 0x10]
jae 0x4778d7
mov eax, dword [esi + 4]
push 1
push str.6OpenSSL_1.0.2l__25_May_2017
push dword [edi + 4]
call eax
mov eax, dword [esi + 4]
push 1
push 0x54fb3f
push dword [edi + 8]
call eax
inc ebx
add esp, 0x18
cmp ebx, dword [esi + 0x10]
jb 0x4778b0
pop ebx
mov eax, edi
pop edi
pop esi
mov esp, ebp
pop ebp
ret
Function at 0x494750
Capabilities:
Encode data using xor

Disassembly:
mov eax, 0xa8
call fcn.0051b8b0
mov eax, dword [0x5a49f0]
xor eax, esp
mov dword [esp + 0xa4], eax
mov eax, dword [esp + 0xac]
push ebx
mov dword [esp + 0x24], eax
mov eax, dword [esp + 0xb4]
push ebp
push esi
mov esi, dword [esp + 0xc4]
xor ebp, ebp
mov eax, dword [eax + 4]
push edi
mov edi, dword [esp + 0xc4]
mov dword [esp + 0x14], eax
sub eax, edi
mov dword [esp + 0x10], eax
cmp esi, edi
jae 0x4947b6
push str.orig_len___md_size
push 0xf8
push str.._ssl_s3_cbc.c
call fcn.004b22a0
add esp, 0xc
cmp edi, 0x40
jbe 0x4947d2
push str.md_size___EVP_MAX_MD_SIZE
push 0xf9
push str.._ssl_s3_cbc.c
call fcn.004b22a0
add esp, 0xc
lea eax, [esp + 0x34]
neg eax
lea ebx, [esp + 0x34]
and eax, 0x3f
add ebx, eax
lea eax, [edi + 0x100]
mov dword [esp + 0x20], ebx
cmp esi, eax
jbe 0x4947f9
mov ebp, esi
sub ebp, edi
sub ebp, 0x100
mov eax, edi
xor edx, edx
and eax, 0xfffffffe
shl eax, 0x17
sub eax, ebp
add eax, dword [esp + 0x10]
div edi
push edi
mov esi, edx
push 0
push ebx
mov dword [esp + 0x38], esi
call fcn.0051de60
add esp, 0xc
mov dword [esp + 0x18], 0
cmp ebp, dword [esp + 0xc8]
jae 0x4948f1
mov ecx, dword [esp + 0x10]
mov edx, ecx
mov ebx, dword [esp + 0x14]
mov esi, ebx
mov eax, dword [esp + 0xc0]
sub esi, ecx
shr edx, 0x1f
mov dword [esp + 0x1c], edx
mov edx, ebx
shr edx, 0x1f
mov eax, dword [eax + 0xc]
mov dword [esp + 0x14], edx
mov edx, ebp
sub edx, ebx
mov dword [esp + 0x24], esi
mov esi, dword [esp + 0x20]
add eax, ebx
mov dword [esp + 0x10], edx
mov dword [esp + 0x28], eax
mov ebx, dword [esp + 0x24]
mov ecx, ebp
shr ecx, 0x1f
inc ebp
mov al, cl
xor al, byte [esp + 0x1c]
lea ebx, [ebx + edx]
shr edx, 0x1f
xor dl, byte [esp + 0x14]
shr ebx, 0x1f
xor bl, byte [esp + 0x1c]
or bl, al
mov al, cl
xor al, byte [esp + 0x14]
xor bl, cl
or dl, al
dec bl
mov eax, dword [esp + 0x10]
xor dl, cl
mov ecx, dword [esp + 0x28]
dec dl
not dl
mov al, byte [ecx + eax]
mov ecx, dword [esp + 0x18]
and dl, al
and dl, bl
or byte [ecx + esi], dl
mov edx, ecx
inc edx
mov ecx, edx
mov eax, edx
sub ecx, edi
xor eax, edi
xor ecx, edi
or ecx, eax
xor ecx, edx
shr ecx, 0x1f
neg ecx
and edx, ecx
mov dword [esp + 0x18], edx
mov edx, dword [esp + 0x10]
inc edx
mov dword [esp + 0x10], edx
cmp ebp, dword [esp + 0xc8]
jb 0x494870
mov esi, dword [esp + 0x2c]
mov ebx, dword [esp + 0x20]
xor edx, edx
test edi, edi
je 0x49492a
mov ebp, dword [esp + 0x30]
nop dword [eax + eax]
mov eax, esi
xor eax, 0x20
mov al, byte [eax + ebx]
movzx eax, byte [esi + ebx]
inc esi
mov byte [edx + ebp], al
mov ecx, esi
sub ecx, edi
mov eax, esi
xor ecx, edi
xor eax, edi
or ecx, eax
inc edx
xor ecx, esi
shr ecx, 0x1f
neg ecx
and esi, ecx
cmp edx, edi
jb 0x494900
mov ecx, dword [esp + 0xb4]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.0051ad3f
add esp, 0xa8
ret
Function at 0x495360
Capabilities:
Encode data using xor

Disassembly:
mov eax, 4
call fcn.0051b8b0
push ebp
mov ebp, dword [esp + 0x18]
push esi
mov esi, dword [esp + 0x14]
inc ebp
push edi
mov edi, dword [esp + 0x14]
mov eax, dword [edi + 8]
mov eax, dword [eax + 0x64]
test byte [eax + 0x38], 1
je 0x4953a8
mov ecx, dword [esp + 0x1c]
mov edx, dword [esi + 4]
lea eax, [ecx + ebp]
cmp eax, edx
jbe 0x49539b
pop edi
pop esi
xor eax, eax
pop ebp
pop ecx
ret
add dword [esi + 0xc], ecx
add dword [esi + 0x10], ecx
sub edx, ecx
mov dword [esi + 4], edx
jmp 0x4953ad
cmp ebp, dword [esi + 4]
ja 0x495394
test dword [edi + 0x100], 0x200
mov ecx, dword [esi + 0xc]
mov eax, dword [esi + 4]
push ebx
movzx ebx, byte [ecx + eax - 1]
je 0x495400
cmp dword [edi + 0x88], 0
jne 0x495400
mov eax, dword [edi + 0x58]
push 8
add eax, 8
push 0x555914
push eax
call fcn.004b1e90
add esp, 0xc
test eax, eax
jne 0x4953f3
test bl, 1
jne 0x4953f3
mov eax, dword [edi + 0x58]
or dword [eax], 8
mov eax, dword [edi + 0x58]
test byte [eax], 8
je 0x495400
test ebx, ebx
je 0x495400
dec ebx
mov eax, dword [edi + 0x80]
push dword [eax]
call fcn.004db030
add esp, 4
test eax, 0x200000
je 0x49542a
or eax, 0xffffffff
sub eax, ebx
add dword [esi + 4], eax
mov eax, 1
pop ebx
pop edi
pop esi
pop ebp
pop ecx
ret
mov edi, dword [esi + 4]
lea ecx, [ebx + ebp]
mov edx, edi
mov dword [esp + 0x10], edi
sub edx, ecx
mov eax, edi
xor edx, ecx
xor eax, ecx
or edx, eax
mov ebp, 0xff
xor edx, edi
lea eax, [edi - 1]
shr edx, 0x1f
dec edx
cmp eax, ebp
mov dword [esp + 0x24], edx
cmovb ebp, eax
xor edx, edx
test ebp, ebp
je 0x4954af
mov ecx, ebx
dec edi
shr ecx, 0x1f
add edi, dword [esi + 0xc]
mov dword [esp + 0x18], ecx
nop word [eax + eax]
mov ecx, ebx
lea edi, [edi - 1]
sub ecx, edx
mov eax, edx
shr ecx, 0x1f
inc edx
shr eax, 0x1f
xor cl, al
xor al, byte [esp + 0x18]
or cl, al
movzx eax, byte [edi + 1]
xor cl, byte [esp + 0x18]
xor eax, ebx
dec cl
movzx ecx, cl
and ecx, eax
mov eax, dword [esp + 0x24]
not ecx
and eax, ecx
mov dword [esp + 0x24], eax
cmp edx, ebp
jb 0x495470
mov edi, dword [esp + 0x10]
jmp 0x4954b3
mov eax, dword [esp + 0x24]
not eax
movzx eax, al
lea ecx, [eax - 1]
not eax
shr eax, 0x1f
shr ecx, 0x1f
and ecx, eax
lea eax, [ebx + 1]
neg ecx
and eax, ecx
sub edi, eax
shl eax, 8
or dword [esi], eax
mov eax, ecx
pop ebx
mov dword [esi + 4], edi
and eax, 1
pop edi
not ecx
pop esi
or eax, ecx
pop ebp
pop ecx
ret