joyce8/EMBER2024-capa huggingface dataset:
Function at 0x502e10
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x8c
mov eax, dword [0x6ba4f8]
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 0x502e9e
push dword [ebp - 0x88]
lea eax, [ebp - 0x84]
push eax
lea eax, [edi + 0xb0]
push eax
call fcn.005286a0
mov eax, dword [ebp - 0x88]
add esp, 0xc
mov dword [edi + 0x130], eax
mov edx, dword [edi + 0x134]
cmp edx, 4
jge 0x502ed1
push str.Received_too_short_packet
push ebx
call fcn.004dba90
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.0050fa22
mov esp, ebp
pop ebp
ret
push esi
call fcn.00502a00
movzx eax, ax
add esp, 4
mov dword [edi + 0xc], eax
add eax, 0xfffffffd
cmp eax, 3
ja case.default.0x502eec
jmp dword [eax*4 + 0x50302c]
cmp edx, 4
jle case.0x502eec.4
push esi
call fcn.005029e0
movzx ecx, word [edi + 0x144]
add esp, 4
inc ecx
cmp cx, ax
jne case.0x502eec.4
lea eax, [edx - 4]
push eax
mov eax, dword [esi]
add eax, 4
push eax
push 1
push ebx
call fcn.004db9d0
mov esi, eax
add esp, 0x10
test esi, esi
je 0x502f4f
push 5
push edi
call fcn.00503870
add esp, 8
mov eax, esi
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0050fa22
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.004e92a0
jmp 0x502ff7
mov eax, dword [esi]
lea esi, [edx - 4]
add eax, 4
mov dword [ebp - 0x8c], eax
lea eax, [edi + 0x148]
push eax
call fcn.005029e0
push esi
push dword [ebp - 0x8c]
movzx eax, ax
mov dword [edi + 8], eax
call fcn.005039a0
add esp, 0xc
cmp eax, esi
jae case.0x502eec.4
push dword [ebp - 0x8c]
push str.TFTP_error:__s_n
push ebx
call fcn.004dbb50
jmp 0x502ff7
lea eax, [edx - 2]
push eax
mov eax, dword [esi]
add eax, 2
push eax
push edi
call fcn.00502bc0
add esp, 0xc
test eax, eax
je case.0x502eec.4
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0050fa22
mov esp, ebp
pop ebp
ret
push str.Internal_error:_Unexpected_packet
push 0x646aa8
push ebx
call fcn.004dba90
add esp, 0xc
push ebx
call fcn.004e9580
add esp, 4
test eax, eax
je 0x502ebe
push 5
push edi
call fcn.00503870
mov ecx, dword [ebp - 4]
add esp, 8
xor ecx, ebp
mov eax, 0x2a
pop edi
pop esi
pop ebx
call fcn.0050fa22
mov esp, ebp
pop ebp
ret
Function at 0x503870
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.0x503880
jmp dword [edx*4 + 0x5038d4]
mov dword [ebp + 8], eax
pop ebp
jmp fcn.00503320
mov dword [ebp + 8], eax
pop ebp
jmp fcn.00503040
mov dword [ebp + 8], eax
pop ebp
jmp fcn.00503ad0
push str.TFTP_finished
push 0x6416f8
push ecx
call fcn.004dbb50
add esp, 0xc
xor eax, eax
pop ebp
ret
push str.Internal_state_machine_error
push 0x646aa8
push ecx
call fcn.004dba90
add esp, 0xc
mov eax, 0x47
pop ebp
ret
Function at 0x50d1c0
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 0x50d1f3
push 0x2e
push edi
call fcn.00529610
add esp, 8
test eax, eax
je 0x50d1f1
mov byte [eax], 0
xor eax, eax
pop edi
pop esi
pop ebp
ret

Function at 0x50eb40
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 [0x6ba4b0]
mov edi, eax
add esp, 4
test edi, edi
jne 0x50eb6d
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 0x50ebb7
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 0x50ebbd
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 0x50ec1b
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 0x50ebe0
mov ebx, dword [ebp - 8]
cmp ebx, dword [esi + 0x10]
jae 0x50ec47
mov eax, dword [esi + 4]
push 1
push 0x64aae4
push dword [edi + 4]
call eax
mov eax, dword [esi + 4]
push 1
push 0x64aae5
push dword [edi + 8]
call eax
inc ebx
add esp, 0x18
cmp ebx, dword [esi + 0x10]
jb 0x50ec20
pop ebx
mov eax, edi
pop edi
pop esi
mov esp, ebp
pop ebp
ret

Function at 0x511e74
Capabilities:
Create thread

Disassembly:
push ebp
mov ebp, esp
push dword [ebp + 0x1c]
push dword [ebp + 0x18]
push dword [ebp + 0x14]
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push dword [ebp + 8]
call dword [sym.imp.KERNEL32.dll_CreateThread]
pop ebp
ret

Function at 0x549e1f
Capabilities:
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
pop ebp
jmp fcn.00549ae2

Function at 0x549e2a
Capabilities:
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
pop ebp
jmp fcn.00549c63

Function at 0x54fece
Capabilities:
Set environment variable

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
pop ebp
jmp fcn.0054fb8e
Function at 0x5563a0
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.0056c1f0
push 0x62
push esi
mov edi, eax
mov ebx, 1
call fcn.00529610
add esp, 0x10
mov ecx, 0x11
test eax, eax
cmove ebx, ecx
test edi, edi
jne 0x556457
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.005631c0
push 0x656a24
push esi
push 0x656a28
push dword [esp + 0x30]
push str.fopen_
push 5
call fcn.00562930
add esp, 0x2c
call fcn.00530226
cmp dword [eax], 2
je 0x556439
call fcn.00530226
cmp dword [eax], 6
je 0x556439
push 0x53
push str.....openssl_1.1.0fcrypto_bio_bss_file.c
push 2
push 0x6d
push 0x20
call fcn.005631c0
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.005631c0
add esp, 0x14
xor eax, eax
pop edi
pop esi
pop ebx
ret
push 0x6569c0
call fcn.005569b0
mov esi, eax
add esp, 4
test esi, esi
jne 0x556479
push edi
call fcn.0052f1a0
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebx
ret
push 0
push esi
call fcn.00556580
push edi
push ebx
push 0x6a
push esi
call fcn.005565b0
add esp, 0x18
mov eax, esi
pop edi
pop esi
pop ebx
ret
Function at 0x561360
Capabilities:
Query environment variable

Disassembly:
push ebp
mov ebp, esp
mov eax, 0x10
call fcn.005109c0
mov eax, dword [0x6ba4f8]
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 0x5613f1
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 0x5613f1
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 0x5613f1
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 0x561469
lea eax, [esi + esi]
call fcn.00510a30
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 0x561457
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 0x561457
call fcn.00510a30
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 0x561472
test edi, edi
jne 0x561476
mov edi, 0x658160
jmp 0x56147b
mov edx, edi
mov edi, 0x658160
jmp 0x56147b
test edi, edi
je 0x5614e8
cmp byte [edi], 0
je 0x5614e8
mov ecx, edi
lea esi, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x561480
sub ecx, esi
mov esi, dword [ebp + 0xc]
test edx, edx
je 0x5614bc
lea eax, [ecx + 1]
cmp eax, esi
jae 0x5614bc
push esi
push edi
push ebx
call fcn.0056c170
add esp, 0xc
cmp eax, esi
jb 0x5614eb
xor eax, eax
lea esp, [ebp - 0x1c]
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0050fa22
mov esp, ebp
pop ebp
ret
lea eax, [ecx + 6]
cmp eax, esi
jae 0x5614eb
push esi
push edi
push ebx
call fcn.0056c170
push esi
push 0x658164
push ebx
call fcn.0056c110
push esi
push str..rnd
push ebx
call fcn.0056c110
add esp, 0x24
jmp 0x5614eb
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.0050fa22
mov esp, ebp
pop ebp
ret
Function at 0x561510
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
and esp, 0xffffffc0
mov eax, 0x474
call fcn.005109c0
mov eax, dword [0x6ba4f8]
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 0x561555
xor eax, eax
pop edi
pop esi
pop ebx
mov ecx, dword [esp + 0x470]
xor ecx, esp
call fcn.0050fa22
mov esp, ebp
pop ebp
ret
mov esi, dword [ebp + 0xc]
test esi, esi
je 0x56153e
push 0x65810c
push eax
call fcn.0056c1f0
mov ebx, eax
add esp, 8
mov dword [esp + 0x40], ebx
test ebx, ebx
je 0x561675
push 0x30
lea eax, [esp + 0x4c]
push 0
push eax
call fcn.005291a0
add esp, 0xc
lea eax, [esp + 0x48]
push eax
push ebx
call fcn.005478f5
add esp, 4
push eax
call fcn.00542952
add esp, 8
test eax, eax
js 0x56166c
mov eax, 8
call fcn.005109c0
xorps xmm0, xmm0
lea eax, [esp + 0x50]
movsd qword [esp], xmm0
push 0x30
push eax
call fcn.00561150
add esp, 0x10
test dword [esp + 0x4e], 0x2000
je 0x5615f0
mov eax, 0x800
cmp esi, 0xffffffff
push 0
push ebx
cmove esi, eax
call fcn.006213ba
add esp, 8
nop dword [eax]
mov edi, 0x400
test esi, esi
jle 0x5615fe
cmp esi, edi
cmovl edi, esi
push ebx
push edi
lea eax, [esp + 0x80]
push 1
push eax
call fcn.0052fd08
mov ebx, eax
add esp, 0x10
test ebx, ebx
jle 0x561652
movd xmm0, ebx
mov eax, 8
cvtdq2pd xmm0, xmm0
call fcn.005109c0
lea eax, [esp + 0x80]
movsd qword [esp], xmm0
push ebx
push eax
call fcn.00561150
add dword [esp + 0x54], ebx
add esp, 0x10
mov ebx, dword [esp + 0x40]
test esi, esi
jle 0x5615f0
sub esi, edi
test esi, esi
jg 0x5615f0
lea eax, [esp + 0x78]
push 0x400
push eax
call fcn.0056bd20
mov ebx, dword [esp + 0x48]
add esp, 8
mov edi, dword [esp + 0x44]
push ebx
call fcn.0052f1a0
add esp, 4
mov ecx, dword [esp + 0x47c]
mov eax, edi
pop edi
pop esi
pop ebx
xor ecx, esp
call fcn.0050fa22
mov esp, ebp
pop ebp
ret
Function at 0x56c440
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 0x56c480
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.005631c0
add esp, 0x14
xor eax, eax
test esi, esi
pop esi
sete al
ret

Function at 0x56c5b0
Capabilities:
Resolve dns

Disassembly:
mov eax, 0x20
call fcn.005109c0
push esi
push edi
mov edi, dword [esp + 0x38]
xor esi, esi
mov eax, edi
sub eax, esi
je 0x56c5f8
sub eax, 2
je 0x56c5f8
sub eax, 0x15
je 0x56c5f8
push 0x289
push str.....openssl_1.1.0fcrypto_bio_b_addr.c
push 0x83
push 0x87
push 0x20
call fcn.005631c0
add esp, 0x14
pop edi
xor eax, eax
pop esi
add esp, 0x20
ret
call fcn.0056c3c0
cmp eax, 1
jne 0x56c5f0
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 0x56c627
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 0x56c675
push 0x2b5
push str.....openssl_1.1.0fcrypto_bio_b_addr.c
push 2
push 0x87
push 0x20
call fcn.005631c0
push edi
call fcn.0056caa0
push eax
push 1
call fcn.00562930
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 0x56ce30
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 0x56ce56
sub edi, eax
mov cl, byte [edi + eax]
lea eax, [eax + 1]
xor cl, byte [eax - 1]
or dl, cl
sub esi, 1
jne 0x56ce46
pop edi
movzx eax, dl
pop esi
ret
Function at 0x5892f0
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 0x589321
nop dword [eax]
mov eax, dword [edx]
cmp eax, dword [esi]
jne 0x589328
add edx, 4
add esi, 4
sub ecx, 4
jae 0x589310
xor edi, edi
cmp ecx, 0xfffffffc
je 0x589363
movzx edi, byte [edx]
movzx eax, byte [esi]
sub edi, eax
jne 0x589363
cmp ecx, 0xfffffffd
je 0x589363
movzx edi, byte [edx + 1]
movzx eax, byte [esi + 1]
sub edi, eax
jne 0x589363
cmp ecx, 0xfffffffe
je 0x589363
movzx edi, byte [edx + 2]
movzx eax, byte [esi + 2]
sub edi, eax
jne 0x589363
cmp ecx, 0xffffffff
je 0x589363
movzx edi, byte [edx + 3]
movzx eax, byte [esi + 3]
sub edi, eax
test edi, edi
jle 0x58937e
push 0x157
push str.....openssl_1.1.0fcryptox509v3_v3_addr.c
push str.assertion_failed:_memcmp_min__max__length____0
call fcn.0056ce60
add esp, 0xc
mov edi, dword [esp + 0x14]
xor ecx, ecx
test ebx, ebx
jle 0x58939d
mov esi, edi
mov edx, ebp
sub esi, ebp
nop
mov al, byte [esi + edx]
cmp al, byte [edx]
jne 0x58939d
inc ecx
inc edx
cmp ecx, ebx
jl 0x589390
lea edx, [ebx - 1]
test edx, edx
js 0x5893c1
mov esi, edi
lea eax, [edx + ebp]
sub esi, ebp
nop dword [eax + eax]
cmp byte [eax + esi], 0
jne 0x5893c1
cmp byte [eax], 0xff
jne 0x5893c1
dec eax
sub edx, 1
jns 0x5893b0
cmp ecx, edx
jl case.0x5893ed.2
jle 0x5893d3
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.0x5893ed.2
movzx eax, byte [eax + 0x589460]
jmp dword [eax*4 + 0x589440]
mov eax, 7
jmp 0x589423
mov eax, 6
jmp 0x589423
mov eax, 5
jmp 0x589423
mov eax, 4
jmp 0x589423
mov eax, 3
jmp 0x589423
mov eax, 2
jmp 0x589423
mov eax, 1
test dl, dh
jne case.0x5893ed.2
and bl, dl
cmp bl, dl
jne case.0x5893ed.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 0x59e4e0
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.00556580
add esp, 8
test esi, esi
jg 0x59e537
je 0x59e519
cmp esi, 0xffffffff
jne 0x59e537
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
call fcn.0059e730
add esp, 4
test eax, eax
je 0x59e537
push 0xa
push edi
call fcn.00556ce0
add esp, 8
pop edi
mov eax, esi
pop esi
ret

Function at 0x5a3110
Capabilities:
Encrypt data using curve25519

Disassembly:
push ebx
mov ebx, dword [esp + 0x18]
push edi
mov edi, dword [esp + 0x14]
cmp ebx, 2
je 0x5a316c
mov eax, dword [esp + 0x10]
test eax, eax
je 0x5a315d
push eax
push 0
lea eax, [esp + 0x24]
push eax
push 0
call fcn.00583530
add esp, 0x10
cmp dword [esp + 0x1c], 0xffffffff
je 0x5a315d
push 0x2f
push str.....openssl_1.1.0fcryptoececx_meth.c
push 0x66
push 0x10a
push 0x10
call fcn.005631c0
add esp, 0x14
xor eax, eax
pop edi
pop ebx
ret
test edi, edi
je 0x5a3168
cmp dword [esp + 0x18], 0x20
je 0x5a316c
push 0x35
jmp 0x5a3142
push esi
push 0x3a
push str.....openssl_1.1.0fcryptoececx_meth.c
push 0x24
call fcn.00555e50
mov esi, eax
add esp, 0xc
test esi, esi
jne 0x5a31a2
push 0x3c
push str.....openssl_1.1.0fcryptoececx_meth.c
push 0x41
push 0x10a
push 0x10
call fcn.005631c0
add esp, 0x14
xor eax, eax
pop esi
pop edi
pop ebx
ret
test ebx, ebx
jne 0x5a31b9
push dword [esp + 0x1c]
push edi
push esi
call fcn.005286a0
add esp, 0xc
jmp 0x5a3265
push 0x43
push str.....openssl_1.1.0fcryptoececx_meth.c
push 0x20
call fcn.0056d230
add esp, 0xc
mov dword [esi + 0x20], eax
test eax, eax
jne 0x5a31fc
push 0x45
push str.....openssl_1.1.0fcryptoececx_meth.c
push 0x41
push 0x10a
push 0x10
call fcn.005631c0
push 0x46
push str.....openssl_1.1.0fcryptoececx_meth.c
push esi
call fcn.00555c10
add esp, 0x20
xor eax, eax
pop esi
pop edi
pop ebx
ret
cmp ebx, 2
jne 0x5a324b
push 0x20
push eax
call fcn.00561190
add esp, 8
test eax, eax
jg 0x5a3235
push 0x4b
push str.....openssl_1.1.0fcryptoececx_meth.c
push dword [esi + 0x20]
call fcn.0056d220
push 0x4c
push str.....openssl_1.1.0fcryptoececx_meth.c
push esi
call fcn.00555c10
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 0x5a3259
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.005c2720
add esp, 8
push esi
push 0x40a
push dword [esp + 0x18]
call fcn.0055c940
add esp, 0xc
mov eax, 1
pop esi
pop edi
pop ebx
ret
Function at 0x5a4f70
Capabilities:
Encode data using xor

Disassembly:
mov eax, 4
call fcn.005109c0
push esi
mov esi, dword [esp + 0xc]
push esi
call fcn.0055a2b0
add esp, 4
cmp eax, 0x72
jne 0x5a50cd
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.0058a410
push eax
call fcn.005a4d00
add esp, 0x1c
test eax, eax
jne 0x5a4fd2
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.00555be0
mov ebx, eax
add esp, 0xc
test ebx, ebx
je 0x5a5027
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.0055c8f0
push eax
call fcn.005a4d00
add esp, 0x1c
test eax, eax
jne 0x5a502f
push 0xfd
push str.....openssl_1.1.0fcryptokdf_tls1_prf.c
push edi
push ebx
call fcn.00555ce0
add esp, 0x10
pop ebx
pop edi
pop ebp
xor eax, eax
pop esi
pop ecx
ret
xor edx, edx
test edi, edi
je 0x5a50ae
cmp edi, 0x20
jb 0x5a508b
lea eax, [edi - 1]
lea ecx, [esi - 1]
add eax, ebx
add ecx, edi
cmp esi, eax
ja 0x5a504c
cmp ecx, ebx
jae 0x5a508b
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 0x5a5060
cmp edx, edi
jae 0x5a50ae
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 0x5a50a0
push 0x102
push str.....openssl_1.1.0fcryptokdf_tls1_prf.c
push edi
push ebx
call fcn.00555ce0
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.005a4d00
add esp, 0x1c
neg eax
sbb eax, eax
neg eax
pop esi
pop ecx
ret
Function at 0x5b6270
Capabilities:
Encode data using base64

Disassembly:
push ebx
push esi
mov esi, dword [esp + 0x14]
xor ebx, ebx
test esi, esi
jle 0x5b635c
mov edx, dword [esp + 0xc]
push edi
mov edi, dword [esp + 0x14]
inc edi
nop word [eax + eax]
cmp esi, 3
jl 0x5b62ed
movzx ecx, byte [edi - 1]
movzx eax, byte [edi]
shl ecx, 8
or ecx, eax
movzx eax, byte [edi + 1]
shl ecx, 8
or ecx, eax
mov eax, ecx
shr eax, 0x12
movzx eax, byte [eax + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [edx], al
mov eax, ecx
shr eax, 0xc
and eax, 0x3f
movzx eax, byte [eax + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [edx + 1], al
mov eax, ecx
shr eax, 6
and eax, 0x3f
movzx eax, byte [eax + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [edx + 2], al
add edx, 3
and ecx, 0x3f
movzx eax, byte [ecx + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [edx], al
jmp 0x5b6341
movzx eax, byte [edi - 1]
shl eax, 0x10
cmp esi, 2
jne 0x5b6301
movzx ecx, byte [edi]
shl ecx, 8
or eax, ecx
mov ecx, eax
shr ecx, 0x12
movzx ecx, byte [ecx + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [edx], cl
mov ecx, eax
shr ecx, 0xc
and ecx, 0x3f
movzx ecx, byte [ecx + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [edx + 1], cl
cmp esi, 1
jne 0x5b632b
lea eax, [esi + 0x3c]
jmp 0x5b6338
shr eax, 6
and eax, 0x3f
movzx eax, byte [eax + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [edx + 2], al
add edx, 3
mov byte [edx], 0x3d
sub esi, 3
add ebx, 4
add edi, 3
inc edx
test esi, esi
jg 0x5b6290
pop edi
pop esi
mov eax, ebx
mov byte [edx], 0
pop ebx
ret
mov eax, dword [esp + 0xc]
pop esi
mov byte [eax], bl
mov eax, ebx
pop ebx
ret