joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4a9640
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 0x4a9673
push 0x2e
push edi
call fcn.0043d4d0
add esp, 8
test eax, eax
je 0x4a9671
mov byte [eax], 0
xor eax, eax
pop edi
pop esi
pop ebp
ret

Function at 0x4aafc0
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 [0x5fdad4]
mov edi, eax
add esp, 4
test edi, edi
jne 0x4aafed
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 0x4ab037
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 0x4ab03d
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 0x4ab09b
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 0x4ab060
mov ebx, dword [ebp - 8]
cmp ebx, dword [esi + 0x10]
jae 0x4ab0c7
mov eax, dword [esi + 4]
push 1
push 0x5a0da8
push dword [edi + 4]
call eax
mov eax, dword [esi + 4]
push 1
push 0x5a0da9
push dword [edi + 8]
call eax
inc ebx
add esp, 0x18
cmp ebx, dword [esi + 0x10]
jb 0x4ab0a0
pop ebx
mov eax, edi
pop edi
pop esi
mov esp, ebp
pop ebp
ret
Function at 0x4adb50
Capabilities:
Compute adler32 checksum

Disassembly:
push ebp
mov ebp, esp
pop ebp
jmp fcn.004adb60

Function at 0x4adde0
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
push ebp
mov ebp, esp
pop ebp
jmp fcn.004addf0

Function at 0x4b29c0
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.004c8820
push 0x62
push esi
mov edi, eax
mov ebx, 1
call fcn.0043d4d0
add esp, 0x10
mov ecx, 0x11
test eax, eax
cmove ebx, ecx
test edi, edi
jne 0x4b2a77
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.004bf7e0
push 0x5a34d8
push esi
push 0x5a34dc
push dword [esp + 0x30]
push str.fopen_
push 5
call fcn.004bef50
add esp, 0x2c
call fcn.00443528
cmp dword [eax], 2
je 0x4b2a59
call fcn.00443528
cmp dword [eax], 6
je 0x4b2a59
push 0x53
push str.....openssl_1.1.0fcrypto_bio_bss_file.c
push 2
push 0x6d
push 0x20
call fcn.004bf7e0
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.004bf7e0
add esp, 0x14
xor eax, eax
pop edi
pop esi
pop ebx
ret
push 0x5a3474
call fcn.004b2fd0
mov esi, eax
add esp, 4
test esi, esi
jne 0x4b2a99
push edi
call fcn.0044fa44
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebx
ret
push 0
push esi
call fcn.004b2ba0
push edi
push ebx
push 0x6a
push esi
call fcn.004b2bd0
add esp, 0x18
mov eax, esi
pop edi
pop esi
pop ebx
ret
Function at 0x4bd970
Capabilities:
Query environment variable

Disassembly:
push ebp
mov ebp, esp
mov eax, 0x10
call fcn.00424b90
mov eax, dword [0x5fd098]
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 0x4bda01
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 0x4bda01
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 0x4bda01
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 0x4bda79
lea eax, [esi + esi]
call fcn.00424aa0
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 0x4bda67
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 0x4bda67
call fcn.00424aa0
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 0x4bda82
test edi, edi
jne 0x4bda86
mov edi, 0x5a4c10
jmp 0x4bda8b
mov edx, edi
mov edi, 0x5a4c10
jmp 0x4bda8b
test edi, edi
je 0x4bdaf8
cmp byte [edi], 0
je 0x4bdaf8
mov ecx, edi
lea esi, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4bda90
sub ecx, esi
mov esi, dword [ebp + 0xc]
test edx, edx
je 0x4bdacc
lea eax, [ecx + 1]
cmp eax, esi
jae 0x4bdacc
push esi
push edi
push ebx
call fcn.004c87a0
add esp, 0xc
cmp eax, esi
jb 0x4bdafb
xor eax, eax
lea esp, [ebp - 0x1c]
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00423fe9
mov esp, ebp
pop ebp
ret
lea eax, [ecx + 6]
cmp eax, esi
jae 0x4bdafb
push esi
push edi
push ebx
call fcn.004c87a0
push esi
push 0x5a4c14
push ebx
call fcn.004c8740
push esi
push str..rnd
push ebx
call fcn.004c8740
add esp, 0x24
jmp 0x4bdafb
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.00423fe9
mov esp, ebp
pop ebp
ret
Function at 0x4bdb20
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
and esp, 0xffffffc0
mov eax, 0x474
call fcn.00424b90
mov eax, dword [0x5fd098]
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 0x4bdb65
xor eax, eax
pop edi
pop esi
pop ebx
mov ecx, dword [esp + 0x470]
xor ecx, esp
call fcn.00423fe9
mov esp, ebp
pop ebp
ret
mov esi, dword [ebp + 0xc]
test esi, esi
je 0x4bdb4e
push 0x5a4bbc
push eax
call fcn.004c8820
mov ebx, eax
add esp, 8
mov dword [esp + 0x40], ebx
test ebx, ebx
je 0x4bdc85
push 0x30
lea eax, [esp + 0x4c]
push 0
push eax
call fcn.0043bd10
add esp, 0xc
lea eax, [esp + 0x48]
push eax
push ebx
call fcn.00458087
add esp, 4
push eax
call fcn.004b05eb
add esp, 8
test eax, eax
js 0x4bdc7c
mov eax, 8
call fcn.00424b90
xorps xmm0, xmm0
lea eax, [esp + 0x50]
movsd qword [esp], xmm0
push 0x30
push eax
call fcn.004bd760
add esp, 0x10
test dword [esp + 0x4e], 0x2000
je 0x4bdc00
mov eax, 0x800
cmp esi, 0xffffffff
push 0
push ebx
cmove esi, eax
call fcn.0057d6e8
add esp, 8
nop dword [eax]
mov edi, 0x400
test esi, esi
jle 0x4bdc0e
cmp esi, edi
cmovl edi, esi
push ebx
push edi
lea eax, [esp + 0x80]
push 1
push eax
call fcn.00450b8a
mov ebx, eax
add esp, 0x10
test ebx, ebx
jle 0x4bdc62
movd xmm0, ebx
mov eax, 8
cvtdq2pd xmm0, xmm0
call fcn.00424b90
lea eax, [esp + 0x80]
movsd qword [esp], xmm0
push ebx
push eax
call fcn.004bd760
add dword [esp + 0x54], ebx
add esp, 0x10
mov ebx, dword [esp + 0x40]
test esi, esi
jle 0x4bdc00
sub esi, edi
test esi, esi
jg 0x4bdc00
lea eax, [esp + 0x78]
push 0x400
push eax
call fcn.004c8350
mov ebx, dword [esp + 0x48]
add esp, 8
mov edi, dword [esp + 0x44]
push ebx
call fcn.0044fa44
add esp, 4
mov ecx, dword [esp + 0x47c]
mov eax, edi
pop edi
pop esi
pop ebx
xor ecx, esp
call fcn.00423fe9
mov esp, ebp
pop ebp
ret
Function at 0x4c8a70
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 0x4c8ab0
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.004bf7e0
add esp, 0x14
xor eax, eax
test esi, esi
pop esi
sete al
ret

Function at 0x4c8be0
Capabilities:
Resolve dns

Disassembly:
mov eax, 0x20
call fcn.00424b90
push esi
push edi
mov edi, dword [esp + 0x38]
xor esi, esi
mov eax, edi
sub eax, esi
je 0x4c8c28
sub eax, 2
je 0x4c8c28
sub eax, 0x15
je 0x4c8c28
push 0x289
push str.....openssl_1.1.0fcrypto_bio_b_addr.c
push 0x83
push 0x87
push 0x20
call fcn.004bf7e0
add esp, 0x14
pop edi
xor eax, eax
pop esi
add esp, 0x20
ret
call fcn.004c89f0
cmp eax, 1
jne 0x4c8c20
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 0x4c8c57
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 0x4c8ca5
push 0x2b5
push str.....openssl_1.1.0fcrypto_bio_b_addr.c
push 2
push 0x87
push 0x20
call fcn.004bf7e0
push edi
call fcn.004c90d0
push eax
push 1
call fcn.004bef50
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 0x4c9460
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 0x4c9486
sub edi, eax
mov cl, byte [edi + eax]
lea eax, [eax + 1]
xor cl, byte [eax - 1]
or dl, cl
sub esi, 1
jne 0x4c9476
pop edi
movzx eax, dl
pop esi
ret
Function at 0x4e5930
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 0x4e5961
nop dword [eax]
mov eax, dword [edx]
cmp eax, dword [esi]
jne 0x4e5968
add edx, 4
add esi, 4
sub ecx, 4
jae 0x4e5950
xor edi, edi
cmp ecx, 0xfffffffc
je 0x4e59a3
movzx edi, byte [edx]
movzx eax, byte [esi]
sub edi, eax
jne 0x4e59a3
cmp ecx, 0xfffffffd
je 0x4e59a3
movzx edi, byte [edx + 1]
movzx eax, byte [esi + 1]
sub edi, eax
jne 0x4e59a3
cmp ecx, 0xfffffffe
je 0x4e59a3
movzx edi, byte [edx + 2]
movzx eax, byte [esi + 2]
sub edi, eax
jne 0x4e59a3
cmp ecx, 0xffffffff
je 0x4e59a3
movzx edi, byte [edx + 3]
movzx eax, byte [esi + 3]
sub edi, eax
test edi, edi
jle 0x4e59be
push 0x157
push str.....openssl_1.1.0fcryptox509v3_v3_addr.c
push str.assertion_failed:_memcmp_min__max__length____0
call fcn.004c9490
add esp, 0xc
mov edi, dword [esp + 0x14]
xor ecx, ecx
test ebx, ebx
jle 0x4e59dd
mov esi, edi
mov edx, ebp
sub esi, ebp
nop
mov al, byte [esi + edx]
cmp al, byte [edx]
jne 0x4e59dd
inc ecx
inc edx
cmp ecx, ebx
jl 0x4e59d0
lea edx, [ebx - 1]
test edx, edx
js 0x4e5a01
mov esi, edi
lea eax, [edx + ebp]
sub esi, ebp
nop dword [eax + eax]
cmp byte [eax + esi], 0
jne 0x4e5a01
cmp byte [eax], 0xff
jne 0x4e5a01
dec eax
sub edx, 1
jns 0x4e59f0
cmp ecx, edx
jl case.0x4e5a2d.2
jle 0x4e5a13
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.0x4e5a2d.2
movzx eax, byte [eax + 0x4e5aa0]
jmp dword [eax*4 + 0x4e5a80]
mov eax, 7
jmp 0x4e5a63
mov eax, 6
jmp 0x4e5a63
mov eax, 5
jmp 0x4e5a63
mov eax, 4
jmp 0x4e5a63
mov eax, 3
jmp 0x4e5a63
mov eax, 2
jmp 0x4e5a63
mov eax, 1
test dl, dh
jne case.0x4e5a2d.2
and bl, dl
cmp bl, dl
jne case.0x4e5a2d.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 0x4fab10
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.004b2ba0
add esp, 8
test esi, esi
jg 0x4fab67
je 0x4fab49
cmp esi, 0xffffffff
jne 0x4fab67
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
call fcn.004fad60
add esp, 4
test eax, eax
je 0x4fab67
push 0xa
push edi
call fcn.004b3300
add esp, 8
pop edi
mov eax, esi
pop esi
ret

Function at 0x4ff750
Capabilities:
Encrypt data using curve25519

Disassembly:
push ebx
mov ebx, dword [esp + 0x18]
push edi
mov edi, dword [esp + 0x14]
cmp ebx, 2
je 0x4ff7ac
mov eax, dword [esp + 0x10]
test eax, eax
je 0x4ff79d
push eax
push 0
lea eax, [esp + 0x24]
push eax
push 0
call fcn.004dfb70
add esp, 0x10
cmp dword [esp + 0x1c], 0xffffffff
je 0x4ff79d
push 0x2f
push str.....openssl_1.1.0fcryptoececx_meth.c
push 0x66
push 0x10a
push 0x10
call fcn.004bf7e0
add esp, 0x14
xor eax, eax
pop edi
pop ebx
ret
test edi, edi
je 0x4ff7a8
cmp dword [esp + 0x18], 0x20
je 0x4ff7ac
push 0x35
jmp 0x4ff782
push esi
push 0x3a
push str.....openssl_1.1.0fcryptoececx_meth.c
push 0x24
call fcn.004b2470
mov esi, eax
add esp, 0xc
test esi, esi
jne 0x4ff7e2
push 0x3c
push str.....openssl_1.1.0fcryptoececx_meth.c
push 0x41
push 0x10a
push 0x10
call fcn.004bf7e0
add esp, 0x14
xor eax, eax
pop esi
pop edi
pop ebx
ret
test ebx, ebx
jne 0x4ff7f9
push dword [esp + 0x1c]
push edi
push esi
call fcn.0043bee0
add esp, 0xc
jmp 0x4ff8a5
push 0x43
push str.....openssl_1.1.0fcryptoececx_meth.c
push 0x20
call fcn.004c9860
add esp, 0xc
mov dword [esi + 0x20], eax
test eax, eax
jne 0x4ff83c
push 0x45
push str.....openssl_1.1.0fcryptoececx_meth.c
push 0x41
push 0x10a
push 0x10
call fcn.004bf7e0
push 0x46
push str.....openssl_1.1.0fcryptoececx_meth.c
push esi
call fcn.004b2230
add esp, 0x20
xor eax, eax
pop esi
pop edi
pop ebx
ret
cmp ebx, 2
jne 0x4ff88b
push 0x20
push eax
call fcn.004bd7a0
add esp, 8
test eax, eax
jg 0x4ff875
push 0x4b
push str.....openssl_1.1.0fcryptoececx_meth.c
push dword [esi + 0x20]
call fcn.004c9850
push 0x4c
push str.....openssl_1.1.0fcryptoececx_meth.c
push esi
call fcn.004b2230
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 0x4ff899
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.0051ed30
add esp, 8
push esi
push 0x40a
push dword [esp + 0x18]
call fcn.004b8f50
add esp, 0xc
mov eax, 1
pop esi
pop edi
pop ebx
ret
Function at 0x5015b0
Capabilities:
Encode data using xor

Disassembly:
mov eax, 4
call fcn.00424b90
push esi
mov esi, dword [esp + 0xc]
push esi
call fcn.004b68c0
add esp, 4
cmp eax, 0x72
jne 0x50170d
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.004e6a50
push eax
call fcn.00501340
add esp, 0x1c
test eax, eax
jne 0x501612
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.004b2200
mov ebx, eax
add esp, 0xc
test ebx, ebx
je 0x501667
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.004b8f00
push eax
call fcn.00501340
add esp, 0x1c
test eax, eax
jne 0x50166f
push 0xfd
push str.....openssl_1.1.0fcryptokdf_tls1_prf.c
push edi
push ebx
call fcn.004b2300
add esp, 0x10
pop ebx
pop edi
pop ebp
xor eax, eax
pop esi
pop ecx
ret
xor edx, edx
test edi, edi
je 0x5016ee
cmp edi, 0x20
jb 0x5016cb
lea eax, [edi - 1]
lea ecx, [esi - 1]
add eax, ebx
add ecx, edi
cmp esi, eax
ja 0x50168c
cmp ecx, ebx
jae 0x5016cb
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 0x5016a0
cmp edx, edi
jae 0x5016ee
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 0x5016e0
push 0x102
push str.....openssl_1.1.0fcryptokdf_tls1_prf.c
push edi
push ebx
call fcn.004b2300
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.00501340
add esp, 0x1c
neg eax
sbb eax, eax
neg eax
pop esi
pop ecx
ret
Function at 0x512890
Capabilities:
Encode data using base64

Disassembly:
push ebx
push esi
mov esi, dword [esp + 0x14]
xor ebx, ebx
test esi, esi
jle 0x51297c
mov edx, dword [esp + 0xc]
push edi
mov edi, dword [esp + 0x14]
inc edi
nop word [eax + eax]
cmp esi, 3
jl 0x51290d
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 0x512961
movzx eax, byte [edi - 1]
shl eax, 0x10
cmp esi, 2
jne 0x512921
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 0x51294b
lea eax, [esi + 0x3c]
jmp 0x512958
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 0x5128b0
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
Function at 0x512da0
Capabilities:
Generate random numbers via winapi
Get memory capacity

Disassembly:
mov eax, 0x6c
call fcn.00424b90
mov eax, dword [0x5fd098]
xor eax, esp
mov dword [esp + 0x68], eax
push 0xf0000040
push 1
push 0
push 0
lea eax, [esp + 0x10]
push eax
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextW]
test eax, eax
je 0x512e16
lea eax, [esp + 0x28]
push eax
push 0x40
push dword [esp + 8]
call dword [sym.imp.ADVAPI32.dll_CryptGenRandom]
test eax, eax
je 0x512e0a
mov eax, 8
call fcn.00424b90
movsd xmm0, qword [0x5c77c0]
lea eax, [esp + 0x30]
movsd qword [esp], xmm0
push 0x40
push eax
call fcn.004bd760
add esp, 0x10
push 0
push dword [esp + 4]
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
push 0xf0000040
push 0x16
push str.Intel_Hardware_Cryptographic_Service_Provider
push 0
lea eax, [esp + 0x10]
push eax
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextW]
test eax, eax
je 0x512e7a
lea eax, [esp + 0x28]
push eax
push 0x40
push dword [esp + 8]
call dword [sym.imp.ADVAPI32.dll_CryptGenRandom]
test eax, eax
je 0x512e6e
mov eax, 8
call fcn.00424b90
movsd xmm0, qword [0x5c77c0]
lea eax, [esp + 0x30]
movsd qword [esp], xmm0
push 0x40
push eax
call fcn.004bd760
add esp, 0x10
push 0
push dword [esp + 4]
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
call fcn.00512f00
lea eax, [esp + 8]
push eax
call dword [sym.imp.KERNEL32.dll_GlobalMemoryStatus]
mov eax, 8
call fcn.00424b90
movsd xmm0, qword [0x58a980]
lea eax, [esp + 0x10]
movsd qword [esp], xmm0
push 0x20
push eax
call fcn.004bd760
add esp, 0x10
call dword [sym.imp.KERNEL32.dll_GetCurrentProcessId]
mov dword [esp + 4], eax
mov eax, 8
call fcn.00424b90
movsd xmm0, qword [0x58a980]
lea eax, [esp + 0xc]
movsd qword [esp], xmm0
push 4
push eax
call fcn.004bd760
mov ecx, dword [esp + 0x78]
add esp, 0x10
xor ecx, esp
mov eax, 1
call fcn.00423fe9
add esp, 0x6c
ret
Function at 0x513ac0
Capabilities:
Authenticate hmac
Encode data using xor

Disassembly:
mov eax, 0x8c
call fcn.00424b90
mov eax, dword [0x5fd098]
xor eax, esp
mov dword [esp + 0x88], eax
mov edx, dword [esp + 0xa0]
xor eax, eax
push ebx
mov ebx, dword [esp + 0x9c]
push ebp
mov ebp, dword [esp + 0x9c]
push esi
mov esi, dword [esp + 0x9c]
push edi
mov edi, dword [esp + 0xac]
mov dword [esp + 0x10], edx
test edi, edi
je 0x513b26
cmp edi, dword [esi]
je 0x513b1d
test ebp, ebp
je 0x513ba0
test ebx, ebx
js 0x513ba0
mov eax, 1
mov dword [esi], edi
jmp 0x513b2c
mov edi, dword [esi]
test edi, edi
je 0x513ba0
test ebp, ebp
je 0x513cba
push edi
call fcn.004bc3b0
add esp, 4
mov dword [esp + 0x14], eax
cmp eax, 0x80
jle 0x513b60
push 0x28
push str.....openssl_1.1.0fcryptohmachmac.c
push str.assertion_failed:_j____int_sizeof_ctx__key_
call fcn.004c9490
mov eax, dword [esp + 0x20]
add esp, 0xc
cmp eax, ebx
jge 0x513bbb
push dword [esp + 0x10]
push edi
push dword [esi + 4]
call fcn.004b8810
add esp, 0xc
test eax, eax
je 0x513ba0
push ebx
push ebp
push dword [esi + 4]
call fcn.004b89c0
add esp, 0xc
test eax, eax
je 0x513ba0
lea ebp, [esi + 0x10]
push ebp
lea eax, [esi + 0x14]
push eax
push dword [esi + 4]
call fcn.004b8770
add esp, 0xc
test eax, eax
jne 0x513bd7
xor eax, eax
mov ecx, dword [esp + 0x98]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.00423fe9
add esp, 0x8c
ret
cmp ebx, 0x80
ja 0x513ba0
push ebx
lea eax, [esi + 0x14]
push ebp
push eax
call fcn.0043bee0
lea ebp, [esi + 0x10]
add esp, 0xc
mov dword [ebp], ebx
mov ecx, dword [ebp]
cmp ecx, 0x80
je 0x513bfa
mov eax, 0x80
sub eax, ecx
push eax
lea eax, [esi + 0x14]
add eax, ecx
push 0
push eax
call fcn.0043bd10
add esp, 0xc
mov edx, dword [esp + 0x10]
xor ecx, ecx
mov al, byte [esi + ecx + 0x14]
xor al, 0x36
mov byte [esp + ecx + 0x18], al
inc ecx
cmp ecx, 0x80
jl 0x513c00
push edx
push edi
push dword [esi + 8]
call fcn.004b8810
add esp, 0xc
test eax, eax
je 0x513ba0
push edi
call fcn.004bc3b0
push eax
lea eax, [esp + 0x20]
push eax
push dword [esi + 8]
call fcn.004b89c0
add esp, 0x10
test eax, eax
je 0x513ba0
xor ecx, ecx
nop dword [eax]
mov al, byte [esi + ecx + 0x14]
xor al, 0x5c
mov byte [esp + ecx + 0x18], al
inc ecx
cmp ecx, 0x80
jl 0x513c50
push dword [esp + 0x10]
push edi
push dword [esi + 0xc]
call fcn.004b8810
add esp, 0xc
test eax, eax
je 0x513ba0
push edi
call fcn.004bc3b0
push eax
lea eax, [esp + 0x20]
push eax
push dword [esi + 0xc]
call fcn.004b89c0
add esp, 0x10
test eax, eax
je 0x513ba0
push dword [esi + 8]
push dword [esi + 4]
call fcn.004b89f0
add esp, 8
test eax, eax
je 0x513ba0
mov eax, 1
jmp 0x513ba2
test eax, eax
je 0x513c9a
jmp 0x513bfe