joyce8/EMBER2024-capa huggingface dataset:
Function at 0x499b00
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x90c
mov eax, dword [0x5f9090]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
mov ebx, dword [ebp + 8]
lea eax, [ebp - 0x104]
push esi
push edi
push 0x80
push 0
push eax
mov dword [ebp - 0x908], ebx
call fcn.00437fe0
push 0x80
lea eax, [ebp - 0x84]
push 0
push eax
call fcn.00437fe0
mov esi, dword [ebx + 0x134]
mov edi, dword [ebx + 0xc]
mov dword [ebp - 0x90c], edi
mov eax, dword [esi + 0x1eb8]
sub eax, dword [esi + 0x1eb4]
add eax, 2
push eax
lea eax, [esi + 0x1cb4]
push eax
push 0x3c
push ebx
call fcn.00499070
mov eax, dword [esi + 0x1eb4]
add esp, 0x28
mov cl, byte [eax]
inc eax
mov dword [esi + 0x1eb4], eax
cmp cl, 0x18
je 0x499ce8
cmp cl, 0x23
je 0x499cc2
cmp cl, 0x27
jne 0x499d76
push 0
push 0x27
push 0xfa
push 0xff
push str._c_c_c_c
lea eax, [ebp - 0x904]
push 0x800
push eax
call fcn.00476840
mov esi, dword [esi + 0x1cb0]
add esp, 0x1c
mov edi, 4
mov eax, 0x800
test esi, esi
je 0x499c61
nop
mov edx, dword [esi]
mov ecx, edx
lea ebx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x499be7
sub ecx, ebx
lea ebx, [edi + 1]
add ebx, ecx
cmp ebx, 0x7fa
jae 0x499c4f
lea eax, [ebp - 0x84]
push eax
lea eax, [ebp - 0x104]
push eax
push str._127_____127s
push edx
call fcn.00469350
add esp, 0x10
test eax, eax
je 0x499c4f
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.00476840
add esp, 0x1c
mov edi, ebx
mov esi, dword [esi + 4]
test esi, esi
jne 0x499be0
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.00476840
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 + 0x148]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x499cbc
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.00472f70
add esp, 0xc
push edi
jmp 0x499d64
lea edx, [esi + 0x1c28]
mov ecx, edx
lea esi, [ecx + 1]
nop dword [eax]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x499cd0
push 0xf0
push 0xff
push edx
push 0
push 0x23
jmp 0x499d09
lea edx, [esi + 0x1c08]
mov ecx, edx
lea esi, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x499cf3
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.00476840
add esp, 0x28
lea eax, [ebp - 0x904]
push 0
push esi
push eax
push dword [edi + 0x148]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x499d60
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.00472f70
add esp, 0xc
lea eax, [esi - 2]
push eax
lea eax, [ebp - 0x902]
push eax
push 0x3e
push ebx
call fcn.00499070
add esp, 0x10
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.004202b9
mov esp, ebp
pop ebp
ret
Function at 0x49aa40
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x8c
mov eax, dword [0x5f9090]
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 + 0x300]
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 0x49aace
push dword [ebp - 0x88]
lea eax, [ebp - 0x84]
push eax
lea eax, [edi + 0xb0]
push eax
call fcn.004381b0
mov eax, dword [ebp - 0x88]
add esp, 0xc
mov dword [edi + 0x130], eax
mov edx, dword [edi + 0x134]
cmp edx, 4
jge 0x49ab01
push str.Received_too_short_packet
push ebx
call fcn.00472f70
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.004202b9
mov esp, ebp
pop ebp
ret
push esi
call fcn.0049a630
movzx eax, ax
add esp, 4
mov dword [edi + 0xc], eax
add eax, 0xfffffffd
cmp eax, 3
ja case.default.0x49ab1c
jmp dword [eax*4 + 0x49ac5c]
cmp edx, 4
jle case.0x49ab1c.4
push esi
call fcn.0049a610
movzx ecx, word [edi + 0x144]
add esp, 4
inc ecx
cmp cx, ax
jne case.0x49ab1c.4
lea eax, [edx - 4]
push eax
mov eax, dword [esi]
add eax, 4
push eax
push 1
push ebx
call fcn.00472eb0
mov esi, eax
add esp, 0x10
test esi, esi
je 0x49ab7f
push 5
push edi
call fcn.0049b4a0
add esp, 8
mov eax, esi
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004202b9
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.00480ed0
jmp 0x49ac27
mov eax, dword [esi]
lea esi, [edx - 4]
add eax, 4
mov dword [ebp - 0x8c], eax
lea eax, [edi + 0x148]
push eax
call fcn.0049a610
push esi
push dword [ebp - 0x8c]
movzx eax, ax
mov dword [edi + 8], eax
call fcn.0049b5d0
add esp, 0xc
cmp eax, esi
jae case.0x49ab1c.4
push dword [ebp - 0x8c]
push str.TFTP_error:__s_n
push ebx
call fcn.00473030
jmp 0x49ac27
lea eax, [edx - 2]
push eax
mov eax, dword [esi]
add eax, 2
push eax
push edi
call fcn.0049a7f0
add esp, 0xc
test eax, eax
je case.0x49ab1c.4
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004202b9
mov esp, ebp
pop ebp
ret
push str.Internal_error:_Unexpected_packet
push 0x5996b0
push ebx
call fcn.00472f70
add esp, 0xc
push ebx
call fcn.004811b0
add esp, 4
test eax, eax
je 0x49aaee
push 5
push edi
call fcn.0049b4a0
mov ecx, dword [ebp - 4]
add esp, 8
xor ecx, ebp
mov eax, 0x2a
pop edi
pop esi
pop ebx
call fcn.004202b9
mov esp, ebp
pop ebp
ret
Function at 0x49b4a0
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.0x49b4b0
jmp dword [edx*4 + 0x49b504]
mov dword [ebp + 8], eax
pop ebp
jmp fcn.0049af50
mov dword [ebp + 8], eax
pop ebp
jmp fcn.0049ac70
mov dword [ebp + 8], eax
pop ebp
jmp fcn.0049b700
push str.TFTP_finished
push 0x5942b8
push ecx
call fcn.00473030
add esp, 0xc
xor eax, eax
pop ebp
ret
push str.Internal_state_machine_error
push 0x5996b0
push ecx
call fcn.00472f70
add esp, 0xc
mov eax, 0x47
pop ebp
ret
Function at 0x4a4ad0
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 0x4a4b03
push 0x2e
push edi
call fcn.004397a0
add esp, 8
test eax, eax
je 0x4a4b01
mov byte [eax], 0
xor eax, eax
pop edi
pop esi
pop ebp
ret

Function at 0x4a6450
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 [0x5f9ac4]
mov edi, eax
add esp, 4
test edi, edi
jne 0x4a647d
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 0x4a64c7
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 0x4a64cd
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 0x4a652b
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 0x4a64f0
mov ebx, dword [ebp - 8]
cmp ebx, dword [esi + 0x10]
jae 0x4a6557
mov eax, dword [esi + 4]
push 1
push 0x59d6f0
push dword [edi + 4]
call eax
mov eax, dword [esi + 4]
push 1
push 0x59d6f1
push dword [edi + 8]
call eax
inc ebx
add esp, 0x18
cmp ebx, dword [esi + 0x10]
jb 0x4a6530
pop ebx
mov eax, edi
pop edi
pop esi
mov esp, ebp
pop ebp
ret
Function at 0x4a8fe0
Capabilities:
Compute adler32 checksum

Disassembly:
push ebp
mov ebp, esp
pop ebp
jmp fcn.004a8ff0

Function at 0x4a9270
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
push ebp
mov ebp, esp
pop ebp
jmp fcn.004a9280

Function at 0x4b0280
Capabilities:
Check if file exists

Disassembly:
push ebx
push esi
mov esi, dword [esp + 0x10]
push edi
push esi
push dword [esp + 0x14]
call fcn.004c60d0
push 0x62
push esi
mov edi, eax
mov ebx, 1
call fcn.004397a0
add esp, 0x10
mov ecx, 0x11
test eax, eax
cmove ebx, ecx
test edi, edi
jne 0x4b0337
push 0x4a
push str.....openssl_1.1.0fcrypto_bio_bss_file.c
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
push 1
push 2
call fcn.004bd0a0
push 0x59fff4
push esi
push 0x59fff8
push dword [esp + 0x30]
push str.fopen_
push 5
call fcn.004bc810
add esp, 0x2c
call fcn.0043f8db
cmp dword [eax], 2
je 0x4b0319
call fcn.0043f8db
cmp dword [eax], 6
je 0x4b0319
push 0x53
push str.....openssl_1.1.0fcrypto_bio_bss_file.c
push 2
push 0x6d
push 0x20
call fcn.004bd0a0
add esp, 0x14
xor eax, eax
pop edi
pop esi
pop ebx
ret
push 0x51
push str.....openssl_1.1.0fcrypto_bio_bss_file.c
push 0x80
push 0x6d
push 0x20
call fcn.004bd0a0
add esp, 0x14
xor eax, eax
pop edi
pop esi
pop ebx
ret
push 0x59ff90
call fcn.004b0890
mov esi, eax
add esp, 4
test esi, esi
jne 0x4b0359
push edi
call fcn.0044bc72
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebx
ret
push 0
push esi
call fcn.004b0460
push edi
push ebx
push 0x6a
push esi
call fcn.004b0490
add esp, 0x18
mov eax, esi
pop edi
pop esi
pop ebx
ret
Function at 0x4bb230
Capabilities:
Query environment variable

Disassembly:
push ebp
mov ebp, esp
mov eax, 0x10
call fcn.00420e60
mov eax, dword [0x5f9090]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push esi
push edi
xor edi, edi
mov dword [ebp - 0xc], 1
push edi
push edi
push str.RANDFILE
mov dword [ebp - 8], str.RANDFILE
call dword [sym.imp.KERNEL32.dll_GetEnvironmentVariableW]
mov ebx, dword [ebp + 8]
mov esi, eax
test esi, esi
jne 0x4bb2c1
push edi
push edi
push str.HOME
mov dword [ebp - 8], str.HOME
mov dword [ebp - 0xc], edi
call dword [sym.imp.KERNEL32.dll_GetEnvironmentVariableW]
mov esi, eax
test esi, esi
jne 0x4bb2c1
push eax
push eax
push str.USERPROFILE
mov dword [ebp - 8], str.USERPROFILE
call dword [sym.imp.KERNEL32.dll_GetEnvironmentVariableW]
mov esi, eax
test esi, esi
jne 0x4bb2c1
push eax
push eax
push str.SYSTEMROOT
mov dword [ebp - 8], str.SYSTEMROOT
call dword [sym.imp.KERNEL32.dll_GetEnvironmentVariableW]
mov esi, eax
test esi, esi
je 0x4bb339
lea eax, [esi + esi]
call fcn.00420cd0
mov eax, esp
push esi
push eax
push dword [ebp - 8]
mov dword [ebp - 0x10], eax
call dword [sym.imp.KERNEL32.dll_GetEnvironmentVariableW]
cmp eax, esi
jae 0x4bb327
push 0
push 0
push 0
push 0
push 0xffffffffffffffff
push dword [ebp - 0x10]
push 0
push 0xfde9
call dword [sym.imp.KERNEL32.dll_WideCharToMultiByte]
mov dword [ebp - 8], eax
test eax, eax
je 0x4bb327
call fcn.00420cd0
mov esi, esp
push 0
push 0
push dword [ebp - 8]
push esi
push 0xffffffffffffffff
push dword [ebp - 0x10]
push 0
push 0xfde9
call dword [sym.imp.KERNEL32.dll_WideCharToMultiByte]
mov edi, eax
neg edi
sbb edi, edi
and edi, esi
mov edx, dword [ebp - 0xc]
test edx, edx
jne 0x4bb342
test edi, edi
jne 0x4bb346
mov edi, 0x5a1730
jmp 0x4bb34b
mov edx, edi
mov edi, 0x5a1730
jmp 0x4bb34b
test edi, edi
je 0x4bb3b8
cmp byte [edi], 0
je 0x4bb3b8
mov ecx, edi
lea esi, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4bb350
sub ecx, esi
mov esi, dword [ebp + 0xc]
test edx, edx
je 0x4bb38c
lea eax, [ecx + 1]
cmp eax, esi
jae 0x4bb38c
push esi
push edi
push ebx
call fcn.004c6050
add esp, 0xc
cmp eax, esi
jb 0x4bb3bb
xor eax, eax
lea esp, [ebp - 0x1c]
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004202b9
mov esp, ebp
pop ebp
ret
lea eax, [ecx + 6]
cmp eax, esi
jae 0x4bb3bb
push esi
push edi
push ebx
call fcn.004c6050
push esi
push 0x5a1734
push ebx
call fcn.004c5ff0
push esi
push str..rnd
push ebx
call fcn.004c5ff0
add esp, 0x24
jmp 0x4bb3bb
mov byte [ebx], 0
xor eax, eax
cmp byte [ebx], al
cmovne eax, ebx
lea esp, [ebp - 0x1c]
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004202b9
mov esp, ebp
pop ebp
ret
Function at 0x4bb3e0
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
and esp, 0xffffffc0
mov eax, 0x474
call fcn.00420e60
mov eax, dword [0x5f9090]
xor eax, esp
mov dword [esp + 0x470], eax
mov eax, dword [ebp + 8]
push ebx
push esi
push edi
xor edi, edi
mov dword [esp + 0x44], edi
test eax, eax
jne 0x4bb425
xor eax, eax
pop edi
pop esi
pop ebx
mov ecx, dword [esp + 0x470]
xor ecx, esp
call fcn.004202b9
mov esp, ebp
pop ebp
ret
mov esi, dword [ebp + 0xc]
test esi, esi
je 0x4bb40e
push 0x5a16dc
push eax
call fcn.004c60d0
mov ebx, eax
add esp, 8
mov dword [esp + 0x40], ebx
test ebx, ebx
je 0x4bb545
push 0x30
lea eax, [esp + 0x4c]
push 0
push eax
call fcn.00437fe0
add esp, 0xc
lea eax, [esp + 0x48]
push eax
push ebx
call fcn.00453577
add esp, 4
push eax
call fcn.004ad19b
add esp, 8
test eax, eax
js 0x4bb53c
mov eax, 8
call fcn.00420e60
xorps xmm0, xmm0
lea eax, [esp + 0x50]
movsd qword [esp], xmm0
push 0x30
push eax
call fcn.004bb020
add esp, 0x10
test dword [esp + 0x4e], 0x2000
je 0x4bb4c0
mov eax, 0x800
cmp esi, 0xffffffff
push 0
push ebx
cmove esi, eax
call fcn.0057af88
add esp, 8
nop dword [eax]
mov edi, 0x400
test esi, esi
jle 0x4bb4ce
cmp esi, edi
cmovl edi, esi
push ebx
push edi
lea eax, [esp + 0x80]
push 1
push eax
call fcn.0044cdb8
mov ebx, eax
add esp, 0x10
test ebx, ebx
jle 0x4bb522
movd xmm0, ebx
mov eax, 8
cvtdq2pd xmm0, xmm0
call fcn.00420e60
lea eax, [esp + 0x80]
movsd qword [esp], xmm0
push ebx
push eax
call fcn.004bb020
add dword [esp + 0x54], ebx
add esp, 0x10
mov ebx, dword [esp + 0x40]
test esi, esi
jle 0x4bb4c0
sub esi, edi
test esi, esi
jg 0x4bb4c0
lea eax, [esp + 0x78]
push 0x400
push eax
call fcn.004c5c00
mov ebx, dword [esp + 0x48]
add esp, 8
mov edi, dword [esp + 0x44]
push ebx
call fcn.0044bc72
add esp, 4
mov ecx, dword [esp + 0x47c]
mov eax, edi
pop edi
pop esi
pop ebx
xor ecx, esp
call fcn.004202b9
mov esp, ebp
pop ebp
ret
Function at 0x4c6320
Capabilities:
Set socket configuration

Disassembly:
mov eax, dword [esp + 8]
push esi
mov dword [esp + 0xc], eax
lea eax, [esp + 0xc]
push eax
push 0x8004667e
push dword [esp + 0x10]
call dword [sym.imp.WS2_32.dll_ioctlsocket]
mov esi, eax
test esi, esi
jns 0x4c6360
push 0xcc
push str.....openssl_1.1.0fcrypto_bio_b_sock.c
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push 5
push 2
call fcn.004bd0a0
add esp, 0x14
xor eax, eax
test esi, esi
pop esi
sete al
ret

Function at 0x4c6490
Capabilities:
Resolve dns

Disassembly:
mov eax, 0x20
call fcn.00420e60
push esi
push edi
mov edi, dword [esp + 0x38]
xor esi, esi
mov eax, edi
sub eax, esi
je 0x4c64d8
sub eax, 2
je 0x4c64d8
sub eax, 0x15
je 0x4c64d8
push 0x289
push str.....openssl_1.1.0fcrypto_bio_b_addr.c
push 0x83
push 0x87
push 0x20
call fcn.004bd0a0
add esp, 0x14
pop edi
xor eax, eax
pop esi
add esp, 0x20
ret
call fcn.004c62a0
cmp eax, 1
jne 0x4c64d0
cmp dword [esp + 0x34], 1
xorps xmm0, xmm0
mov eax, dword [esp + 0x3c]
movups xmmword [esp + 8], xmm0
mov dword [esp + 0xc], edi
movups xmmword [esp + 0x18], xmm0
mov dword [esp + 0x10], eax
jne 0x4c6507
or dword [esp + 8], 1
push dword [esp + 0x40]
lea eax, [esp + 0xc]
push eax
push dword [esp + 0x38]
push dword [esp + 0x38]
call dword [sym.imp.WS2_32.dll_getaddrinfo]
mov edi, eax
test edi, edi
je 0x4c6555
push 0x2b5
push str.....openssl_1.1.0fcrypto_bio_b_addr.c
push 2
push 0x87
push 0x20
call fcn.004bd0a0
push edi
call fcn.004c6980
push eax
push 1
call fcn.004bc810
add esp, 0x20
pop edi
mov eax, esi
pop esi
add esp, 0x20
ret
mov esi, 1
pop edi
mov eax, esi
pop esi
add esp, 0x20
ret

Function at 0x4c6d10
Capabilities:
Encode data using xor

Disassembly:
mov eax, dword [esp + 4]
xor dl, dl
push esi
mov esi, dword [esp + 0x10]
push edi
mov edi, dword [esp + 0x10]
test esi, esi
je 0x4c6d36
sub edi, eax
mov cl, byte [edi + eax]
lea eax, [eax + 1]
xor cl, byte [eax - 1]
or dl, cl
sub esi, 1
jne 0x4c6d26
pop edi
movzx eax, dl
pop esi
ret
Function at 0x4e31d0
Capabilities:
Encrypt data using rc4 prga

Disassembly:
mov edx, dword [esp + 4]
push ebx
mov ebx, dword [esp + 0x10]
mov ecx, ebx
push ebp
mov ebp, dword [esp + 0x10]
push esi
mov esi, ebp
push edi
sub ecx, 4
jb 0x4e3201
nop dword [eax]
mov eax, dword [edx]
cmp eax, dword [esi]
jne 0x4e3208
add edx, 4
add esi, 4
sub ecx, 4
jae 0x4e31f0
xor edi, edi
cmp ecx, 0xfffffffc
je 0x4e3243
movzx edi, byte [edx]
movzx eax, byte [esi]
sub edi, eax
jne 0x4e3243
cmp ecx, 0xfffffffd
je 0x4e3243
movzx edi, byte [edx + 1]
movzx eax, byte [esi + 1]
sub edi, eax
jne 0x4e3243
cmp ecx, 0xfffffffe
je 0x4e3243
movzx edi, byte [edx + 2]
movzx eax, byte [esi + 2]
sub edi, eax
jne 0x4e3243
cmp ecx, 0xffffffff
je 0x4e3243
movzx edi, byte [edx + 3]
movzx eax, byte [esi + 3]
sub edi, eax
test edi, edi
jle 0x4e325e
push 0x157
push str.....openssl_1.1.0fcryptox509v3_v3_addr.c
push str.assertion_failed:_memcmp_min__max__length____0
call fcn.004c6d40
add esp, 0xc
mov edi, dword [esp + 0x14]
xor ecx, ecx
test ebx, ebx
jle 0x4e327d
mov esi, edi
mov edx, ebp
sub esi, ebp
nop
mov al, byte [esi + edx]
cmp al, byte [edx]
jne 0x4e327d
inc ecx
inc edx
cmp ecx, ebx
jl 0x4e3270
lea edx, [ebx - 1]
test edx, edx
js 0x4e32a1
mov esi, edi
lea eax, [edx + ebp]
sub esi, ebp
nop dword [eax + eax]
cmp byte [eax + esi], 0
jne 0x4e32a1
cmp byte [eax], 0xff
jne 0x4e32a1
dec eax
sub edx, 1
jns 0x4e3290
cmp ecx, edx
jl case.0x4e32cd.2
jle 0x4e32b3
pop edi
pop esi
pop ebp
lea eax, [ecx*8]
pop ebx
ret
mov bl, byte [ecx + ebp]
mov dh, byte [ecx + edi]
mov dl, bl
xor dl, dh
movzx eax, dl
dec eax
cmp eax, 0x7e
ja case.0x4e32cd.2
movzx eax, byte [eax + 0x4e3340]
jmp dword [eax*4 + 0x4e3320]
mov eax, 7
jmp 0x4e3303
mov eax, 6
jmp 0x4e3303
mov eax, 5
jmp 0x4e3303
mov eax, 4
jmp 0x4e3303
mov eax, 3
jmp 0x4e3303
mov eax, 2
jmp 0x4e3303
mov eax, 1
test dl, dh
jne case.0x4e32cd.2
and bl, dl
cmp bl, dl
jne case.0x4e32cd.2
pop edi
pop esi
pop ebp
lea eax, [eax + ecx*8]
pop ebx
ret
pop edi
pop esi
pop ebp
or eax, 0xffffffff
pop ebx
ret
Function at 0x4f8390
Capabilities:
Send data
Send data on socket

Disassembly:
push esi
push edi
push 0
call dword [sym.imp.WS2_32.dll_WSASetLastError]
mov edi, dword [esp + 0xc]
push 0
push dword [esp + 0x18]
push dword [esp + 0x18]
push dword [edi + 0x1c]
call dword [sym.imp.WS2_32.dll_send]
push 0xf
push edi
mov esi, eax
call fcn.004b0460
add esp, 8
test esi, esi
jg 0x4f83e7
je 0x4f83c9
cmp esi, 0xffffffff
jne 0x4f83e7
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
call fcn.004f85e0
add esp, 4
test eax, eax
je 0x4f83e7
push 0xa
push edi
call fcn.004b0bc0
add esp, 8
pop edi
mov eax, esi
pop esi
ret

Function at 0x4fcfc0
Capabilities:
Encrypt data using curve25519

Disassembly:
push ebx
mov ebx, dword [esp + 0x18]
push edi
mov edi, dword [esp + 0x14]
cmp ebx, 2
je 0x4fd01c
mov eax, dword [esp + 0x10]
test eax, eax
je 0x4fd00d
push eax
push 0
lea eax, [esp + 0x24]
push eax
push 0
call fcn.004dd410
add esp, 0x10
cmp dword [esp + 0x1c], 0xffffffff
je 0x4fd00d
push 0x2f
push str.....openssl_1.1.0fcryptoececx_meth.c
push 0x66
push 0x10a
push 0x10
call fcn.004bd0a0
add esp, 0x14
xor eax, eax
pop edi
pop ebx
ret
test edi, edi
je 0x4fd018
cmp dword [esp + 0x18], 0x20
je 0x4fd01c
push 0x35
jmp 0x4fcff2
push esi
push 0x3a
push str.....openssl_1.1.0fcryptoececx_meth.c
push 0x24
call fcn.004afd30
mov esi, eax
add esp, 0xc
test esi, esi
jne 0x4fd052
push 0x3c
push str.....openssl_1.1.0fcryptoececx_meth.c
push 0x41
push 0x10a
push 0x10
call fcn.004bd0a0
add esp, 0x14
xor eax, eax
pop esi
pop edi
pop ebx
ret
test ebx, ebx
jne 0x4fd069
push dword [esp + 0x1c]
push edi
push esi
call fcn.004381b0
add esp, 0xc
jmp 0x4fd115
push 0x43
push str.....openssl_1.1.0fcryptoececx_meth.c
push 0x20
call fcn.004c7110
add esp, 0xc
mov dword [esi + 0x20], eax
test eax, eax
jne 0x4fd0ac
push 0x45
push str.....openssl_1.1.0fcryptoececx_meth.c
push 0x41
push 0x10a
push 0x10
call fcn.004bd0a0
push 0x46
push str.....openssl_1.1.0fcryptoececx_meth.c
push esi
call fcn.004afaf0
add esp, 0x20
xor eax, eax
pop esi
pop edi
pop ebx
ret
cmp ebx, 2
jne 0x4fd0fb
push 0x20
push eax
call fcn.004bb060
add esp, 8
test eax, eax
jg 0x4fd0e5
push 0x4b
push str.....openssl_1.1.0fcryptoececx_meth.c
push dword [esi + 0x20]
call fcn.004c7100
push 0x4c
push str.....openssl_1.1.0fcryptoececx_meth.c
push esi
call fcn.004afaf0
add esp, 0x18
xor eax, eax
pop esi
pop edi
pop ebx
ret
mov eax, dword [esi + 0x20]
and byte [eax], 0xf8
mov eax, dword [esi + 0x20]
and byte [eax + 0x1f], 0x7f
mov eax, dword [esi + 0x20]
or byte [eax + 0x1f], 0x40
jmp 0x4fd109
movups xmm0, xmmword [edi]
movups xmmword [eax], xmm0
movups xmm0, xmmword [edi + 0x10]
movups xmmword [eax + 0x10], xmm0
push dword [esi + 0x20]
push esi
call fcn.0051c5e0
add esp, 8
push esi
push 0x40a
push dword [esp + 0x18]
call fcn.004b6810
add esp, 0xc
mov eax, 1
pop esi
pop edi
pop ebx
ret
Function at 0x4fee30
Capabilities:
Encode data using xor

Disassembly:
mov eax, 4
call fcn.00420e60
push esi
mov esi, dword [esp + 0xc]
push esi
call fcn.004b4180
add esp, 4
cmp eax, 0x72
jne 0x4fef8d
mov esi, dword [esp + 0x20]
mov eax, dword [esp + 0x14]
push ebp
push edi
mov edi, dword [esp + 0x2c]
mov ebp, eax
push edi
push esi
push dword [esp + 0x2c]
and eax, 1
shr ebp, 1
push dword [esp + 0x2c]
add eax, ebp
push eax
push dword [esp + 0x2c]
mov dword [esp + 0x24], eax
call fcn.004e42f0
push eax
call fcn.004febc0
add esp, 0x1c
test eax, eax
jne 0x4fee92
pop edi
pop ebp
pop esi
pop ecx
ret
push ebx
push 0xf8
push str.....openssl_1.1.0fcryptokdf_tls1_prf.c
push edi
call fcn.004afac0
mov ebx, eax
add esp, 0xc
test ebx, ebx
je 0x4feee7
mov eax, dword [esp + 0x1c]
push edi
push ebx
push dword [esp + 0x30]
add eax, ebp
push dword [esp + 0x30]
push dword [esp + 0x20]
push eax
call fcn.004b67c0
push eax
call fcn.004febc0
add esp, 0x1c
test eax, eax
jne 0x4feeef
push 0xfd
push str.....openssl_1.1.0fcryptokdf_tls1_prf.c
push edi
push ebx
call fcn.004afbc0
add esp, 0x10
pop ebx
pop edi
pop ebp
xor eax, eax
pop esi
pop ecx
ret
xor edx, edx
test edi, edi
je 0x4fef6e
cmp edi, 0x20
jb 0x4fef4b
lea eax, [edi - 1]
lea ecx, [esi - 1]
add eax, ebx
add ecx, edi
cmp esi, eax
ja 0x4fef0c
cmp ecx, ebx
jae 0x4fef4b
mov ecx, edi
mov ebp, ebx
and ecx, 0xffffffe0
mov eax, esi
sub ebp, esi
nop word [eax + eax]
movups xmm0, xmmword [eax]
lea eax, [eax + 0x20]
movups xmm1, xmmword [eax + ebp - 0x20]
pxor xmm1, xmm0
movups xmmword [eax - 0x20], xmm1
movups xmm1, xmmword [ebx + edx + 0x10]
add edx, 0x20
movups xmm0, xmmword [eax - 0x10]
pxor xmm1, xmm0
movups xmmword [eax - 0x10], xmm1
cmp edx, ecx
jb 0x4fef20
cmp edx, edi
jae 0x4fef6e
mov ebp, ebx
lea ecx, [edx + esi]
sub ebp, esi
mov esi, edi
sub esi, edx
nop word [eax + eax]
mov al, byte [ecx + ebp]
lea ecx, [ecx + 1]
xor byte [ecx - 1], al
sub esi, 1
jne 0x4fef60
push 0x102
push str.....openssl_1.1.0fcryptokdf_tls1_prf.c
push edi
push ebx
call fcn.004afbc0
add esp, 0x10
mov eax, 1
pop ebx
pop edi
pop ebp
pop esi
pop ecx
ret
push dword [esp + 0x24]
push dword [esp + 0x24]
push dword [esp + 0x24]
push dword [esp + 0x24]
push dword [esp + 0x24]
push dword [esp + 0x24]
push esi
call fcn.004febc0
add esp, 0x1c
neg eax
sbb eax, eax
neg eax
pop esi
pop ecx
ret