joyce8/EMBER2024-capa huggingface dataset:
Function at 0x56ce70
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 0xc]
xor ecx, ecx
push ebx
push edi
mov edi, dword [ebp + 8]
mov dword [ebp + 8], 0
lea eax, [edi + eax*4]
mov ebx, eax
sub ebx, edi
add ebx, 3
shr ebx, 2
cmp edi, eax
cmova ebx, ecx
test ebx, ebx
je 0x56cedb
push esi
mov esi, dword [ebp + 0x10]
nop
mov edx, dword [edi]
lea esi, [esi + 2]
mov ecx, edx
lea edi, [edi + 4]
shr ecx, 0x10
mov eax, edx
shr eax, 0xc
xor cl, al
mov eax, edx
shr eax, 0x10
and cl, 0xf
xor cl, al
mov eax, edx
shr eax, 0x1c
xor al, dl
mov byte [esi - 2], cl
and al, 0xf
xor al, dl
mov byte [esi - 1], al
mov eax, dword [ebp + 8]
inc eax
mov dword [ebp + 8], eax
cmp eax, ebx
jb 0x56cea0
pop esi
pop edi
pop ebx
pop ebp
ret

Function at 0x587c60
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.0059da80
push 0x62
push esi
mov edi, eax
mov ebx, 1
call fcn.004e7a70
add esp, 0x10
mov ecx, 0x11
test eax, eax
cmove ebx, ecx
test edi, edi
jne 0x587d17
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.00594a80
push 0x68ce04
push esi
push 0x68ce08
push dword [esp + 0x30]
push str.fopen_
push 5
call fcn.005941f0
add esp, 0x2c
call fcn.004ee580
cmp dword [eax], 2
je 0x587cf9
call fcn.004ee580
cmp dword [eax], 6
je 0x587cf9
push 0x53
push str.....openssl_1.1.0fcrypto_bio_bss_file.c
push 2
push 0x6d
push 0x20
call fcn.00594a80
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.00594a80
add esp, 0x14
xor eax, eax
pop edi
pop esi
pop ebx
ret
push 0x68cda0
call fcn.00588270
mov esi, eax
add esp, 4
test esi, esi
jne 0x587d39
push edi
call fcn.004ee487
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebx
ret
push 0
push esi
call fcn.00587e40
push edi
push ebx
push 0x6a
push esi
call fcn.00587e70
add esp, 0x18
mov eax, esi
pop edi
pop esi
pop ebx
ret
Function at 0x592c10
Capabilities:
Query environment variable

Disassembly:
push ebp
mov ebp, esp
mov eax, 0x10
call fcn.004cea70
mov eax, dword [0x6f03ac]
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 0x592ca1
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 0x592ca1
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 0x592ca1
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 0x592d19
lea eax, [esi + esi]
call fcn.004ce6c0
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 0x592d07
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 0x592d07
call fcn.004ce6c0
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 0x592d22
test edi, edi
jne 0x592d26
mov edi, 0x68e540
jmp 0x592d2b
mov edx, edi
mov edi, 0x68e540
jmp 0x592d2b
test edi, edi
je 0x592d98
cmp byte [edi], 0
je 0x592d98
mov ecx, edi
lea esi, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x592d30
sub ecx, esi
mov esi, dword [ebp + 0xc]
test edx, edx
je 0x592d6c
lea eax, [ecx + 1]
cmp eax, esi
jae 0x592d6c
push esi
push edi
push ebx
call fcn.0059da00
add esp, 0xc
cmp eax, esi
jb 0x592d9b
xor eax, eax
lea esp, [ebp - 0x1c]
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004cdca5
mov esp, ebp
pop ebp
ret
lea eax, [ecx + 6]
cmp eax, esi
jae 0x592d9b
push esi
push edi
push ebx
call fcn.0059da00
push esi
push 0x68e544
push ebx
call fcn.0059d9a0
push esi
push str..rnd
push ebx
call fcn.0059d9a0
add esp, 0x24
jmp 0x592d9b
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.004cdca5
mov esp, ebp
pop ebp
ret
Function at 0x592dc0
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
and esp, 0xffffffc0
mov eax, 0x474
call fcn.004cea70
mov eax, dword [0x6f03ac]
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 0x592e05
xor eax, eax
pop edi
pop esi
pop ebx
mov ecx, dword [esp + 0x470]
xor ecx, esp
call fcn.004cdca5
mov esp, ebp
pop ebp
ret
mov esi, dword [ebp + 0xc]
test esi, esi
je 0x592dee
push 0x68e4ec
push eax
call fcn.0059da80
mov ebx, eax
add esp, 8
mov dword [esp + 0x40], ebx
test ebx, ebx
je 0x592f25
push 0x30
lea eax, [esp + 0x4c]
push 0
push eax
call fcn.004e59d0
add esp, 0xc
lea eax, [esp + 0x48]
push eax
push ebx
call fcn.00502937
add esp, 4
push eax
call fcn.00584f23
add esp, 8
test eax, eax
js 0x592f1c
mov eax, 8
call fcn.004cea70
xorps xmm0, xmm0
lea eax, [esp + 0x50]
movsd qword [esp], xmm0
push 0x30
push eax
call fcn.00592a00
add esp, 0x10
test dword [esp + 0x4e], 0x2000
je 0x592ea0
mov eax, 0x800
cmp esi, 0xffffffff
push 0
push ebx
cmove esi, eax
call fcn.00652958
add esp, 8
nop dword [eax]
mov edi, 0x400
test esi, esi
jle 0x592eae
cmp esi, edi
cmovl edi, esi
push ebx
push edi
lea eax, [esp + 0x80]
push 1
push eax
call fcn.004edf0b
mov ebx, eax
add esp, 0x10
test ebx, ebx
jle 0x592f02
movd xmm0, ebx
mov eax, 8
cvtdq2pd xmm0, xmm0
call fcn.004cea70
lea eax, [esp + 0x80]
movsd qword [esp], xmm0
push ebx
push eax
call fcn.00592a00
add dword [esp + 0x54], ebx
add esp, 0x10
mov ebx, dword [esp + 0x40]
test esi, esi
jle 0x592ea0
sub esi, edi
test esi, esi
jg 0x592ea0
lea eax, [esp + 0x78]
push 0x400
push eax
call fcn.0059d5b0
mov ebx, dword [esp + 0x48]
add esp, 8
mov edi, dword [esp + 0x44]
push ebx
call fcn.004ee487
add esp, 4
mov ecx, dword [esp + 0x47c]
mov eax, edi
pop edi
pop esi
pop ebx
xor ecx, esp
call fcn.004cdca5
mov esp, ebp
pop ebp
ret
Function at 0x59dcd0
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 0x59dd10
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.00594a80
add esp, 0x14
xor eax, eax
test esi, esi
pop esi
sete al
ret

Function at 0x59de40
Capabilities:
Resolve dns

Disassembly:
mov eax, 0x20
call fcn.004cea70
push esi
push edi
mov edi, dword [esp + 0x38]
xor esi, esi
mov eax, edi
sub eax, esi
je 0x59de88
sub eax, 2
je 0x59de88
sub eax, 0x15
je 0x59de88
push 0x289
push str.....openssl_1.1.0fcrypto_bio_b_addr.c
push 0x83
push 0x87
push 0x20
call fcn.00594a80
add esp, 0x14
pop edi
xor eax, eax
pop esi
add esp, 0x20
ret
call fcn.0059dc50
cmp eax, 1
jne 0x59de80
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 0x59deb7
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 0x59df05
push 0x2b5
push str.....openssl_1.1.0fcrypto_bio_b_addr.c
push 2
push 0x87
push 0x20
call fcn.00594a80
push edi
call fcn.0059e330
push eax
push 1
call fcn.005941f0
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 0x59e6c0
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 0x59e6e6
sub edi, eax
mov cl, byte [edi + eax]
lea eax, [eax + 1]
xor cl, byte [eax - 1]
or dl, cl
sub esi, 1
jne 0x59e6d6
pop edi
movzx eax, dl
pop esi
ret
Function at 0x5bab90
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 0x5babc1
nop dword [eax]
mov eax, dword [edx]
cmp eax, dword [esi]
jne 0x5babc8
add edx, 4
add esi, 4
sub ecx, 4
jae 0x5babb0
xor edi, edi
cmp ecx, 0xfffffffc
je 0x5bac03
movzx edi, byte [edx]
movzx eax, byte [esi]
sub edi, eax
jne 0x5bac03
cmp ecx, 0xfffffffd
je 0x5bac03
movzx edi, byte [edx + 1]
movzx eax, byte [esi + 1]
sub edi, eax
jne 0x5bac03
cmp ecx, 0xfffffffe
je 0x5bac03
movzx edi, byte [edx + 2]
movzx eax, byte [esi + 2]
sub edi, eax
jne 0x5bac03
cmp ecx, 0xffffffff
je 0x5bac03
movzx edi, byte [edx + 3]
movzx eax, byte [esi + 3]
sub edi, eax
test edi, edi
jle 0x5bac1e
push 0x157
push str.....openssl_1.1.0fcryptox509v3_v3_addr.c
push str.assertion_failed:_memcmp_min__max__length____0
call fcn.0059e6f0
add esp, 0xc
mov edi, dword [esp + 0x14]
xor ecx, ecx
test ebx, ebx
jle 0x5bac3d
mov esi, edi
mov edx, ebp
sub esi, ebp
nop
mov al, byte [esi + edx]
cmp al, byte [edx]
jne 0x5bac3d
inc ecx
inc edx
cmp ecx, ebx
jl 0x5bac30
lea edx, [ebx - 1]
test edx, edx
js 0x5bac61
mov esi, edi
lea eax, [edx + ebp]
sub esi, ebp
nop dword [eax + eax]
cmp byte [eax + esi], 0
jne 0x5bac61
cmp byte [eax], 0xff
jne 0x5bac61
dec eax
sub edx, 1
jns 0x5bac50
cmp ecx, edx
jl case.0x5bac8d.2
jle 0x5bac73
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.0x5bac8d.2
movzx eax, byte [eax + 0x5bad00]
jmp dword [eax*4 + 0x5bace0]
mov eax, 7
jmp 0x5bacc3
mov eax, 6
jmp 0x5bacc3
mov eax, 5
jmp 0x5bacc3
mov eax, 4
jmp 0x5bacc3
mov eax, 3
jmp 0x5bacc3
mov eax, 2
jmp 0x5bacc3
mov eax, 1
test dl, dh
jne case.0x5bac8d.2
and bl, dl
cmp bl, dl
jne case.0x5bac8d.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 0x5cfd50
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.00587e40
add esp, 8
test esi, esi
jg 0x5cfda7
je 0x5cfd89
cmp esi, 0xffffffff
jne 0x5cfda7
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
call fcn.005cffa0
add esp, 4
test eax, eax
je 0x5cfda7
push 0xa
push edi
call fcn.005885a0
add esp, 8
pop edi
mov eax, esi
pop esi
ret

Function at 0x5d4980
Capabilities:
Encrypt data using curve25519

Disassembly:
push ebx
mov ebx, dword [esp + 0x18]
push edi
mov edi, dword [esp + 0x14]
cmp ebx, 2
je 0x5d49dc
mov eax, dword [esp + 0x10]
test eax, eax
je 0x5d49cd
push eax
push 0
lea eax, [esp + 0x24]
push eax
push 0
call fcn.005b4dd0
add esp, 0x10
cmp dword [esp + 0x1c], 0xffffffff
je 0x5d49cd
push 0x2f
push str.....openssl_1.1.0fcryptoececx_meth.c
push 0x66
push 0x10a
push 0x10
call fcn.00594a80
add esp, 0x14
xor eax, eax
pop edi
pop ebx
ret
test edi, edi
je 0x5d49d8
cmp dword [esp + 0x18], 0x20
je 0x5d49dc
push 0x35
jmp 0x5d49b2
push esi
push 0x3a
push str.....openssl_1.1.0fcryptoececx_meth.c
push 0x24
call fcn.00587710
mov esi, eax
add esp, 0xc
test esi, esi
jne 0x5d4a12
push 0x3c
push str.....openssl_1.1.0fcryptoececx_meth.c
push 0x41
push 0x10a
push 0x10
call fcn.00594a80
add esp, 0x14
xor eax, eax
pop esi
pop edi
pop ebx
ret
test ebx, ebx
jne 0x5d4a29
push dword [esp + 0x1c]
push edi
push esi
call fcn.004e5ba0
add esp, 0xc
jmp 0x5d4ad5
push 0x43
push str.....openssl_1.1.0fcryptoececx_meth.c
push 0x20
call fcn.0059eac0
add esp, 0xc
mov dword [esi + 0x20], eax
test eax, eax
jne 0x5d4a6c
push 0x45
push str.....openssl_1.1.0fcryptoececx_meth.c
push 0x41
push 0x10a
push 0x10
call fcn.00594a80
push 0x46
push str.....openssl_1.1.0fcryptoececx_meth.c
push esi
call fcn.005874d0
add esp, 0x20
xor eax, eax
pop esi
pop edi
pop ebx
ret
cmp ebx, 2
jne 0x5d4abb
push 0x20
push eax
call fcn.00592a40
add esp, 8
test eax, eax
jg 0x5d4aa5
push 0x4b
push str.....openssl_1.1.0fcryptoececx_meth.c
push dword [esi + 0x20]
call fcn.0059eab0
push 0x4c
push str.....openssl_1.1.0fcryptoececx_meth.c
push esi
call fcn.005874d0
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 0x5d4ac9
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.005f3f60
add esp, 8
push esi
push 0x40a
push dword [esp + 0x18]
call fcn.0058e1f0
add esp, 0xc
mov eax, 1
pop esi
pop edi
pop ebx
ret
Function at 0x5d67e0
Capabilities:
Encode data using xor

Disassembly:
mov eax, 4
call fcn.004cea70
push esi
mov esi, dword [esp + 0xc]
push esi
call fcn.0058bb60
add esp, 4
cmp eax, 0x72
jne 0x5d693d
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.005bbcb0
push eax
call fcn.005d6570
add esp, 0x1c
test eax, eax
jne 0x5d6842
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.005874a0
mov ebx, eax
add esp, 0xc
test ebx, ebx
je 0x5d6897
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.0058e1a0
push eax
call fcn.005d6570
add esp, 0x1c
test eax, eax
jne 0x5d689f
push 0xfd
push str.....openssl_1.1.0fcryptokdf_tls1_prf.c
push edi
push ebx
call fcn.005875a0
add esp, 0x10
pop ebx
pop edi
pop ebp
xor eax, eax
pop esi
pop ecx
ret
xor edx, edx
test edi, edi
je 0x5d691e
cmp edi, 0x20
jb 0x5d68fb
lea eax, [edi - 1]
lea ecx, [esi - 1]
add eax, ebx
add ecx, edi
cmp esi, eax
ja 0x5d68bc
cmp ecx, ebx
jae 0x5d68fb
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 0x5d68d0
cmp edx, edi
jae 0x5d691e
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 0x5d6910
push 0x102
push str.....openssl_1.1.0fcryptokdf_tls1_prf.c
push edi
push ebx
call fcn.005875a0
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.005d6570
add esp, 0x1c
neg eax
sbb eax, eax
neg eax
pop esi
pop ecx
ret
Function at 0x5e7ac0
Capabilities:
Encode data using base64

Disassembly:
push ebx
push esi
mov esi, dword [esp + 0x14]
xor ebx, ebx
test esi, esi
jle 0x5e7bac
mov edx, dword [esp + 0xc]
push edi
mov edi, dword [esp + 0x14]
inc edi
nop word [eax + eax]
cmp esi, 3
jl 0x5e7b3d
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 0x5e7b91
movzx eax, byte [edi - 1]
shl eax, 0x10
cmp esi, 2
jne 0x5e7b51
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 0x5e7b7b
lea eax, [esi + 0x3c]
jmp 0x5e7b88
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 0x5e7ae0
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 0x5e7fd0
Capabilities:
Generate random numbers via winapi
Get memory capacity

Disassembly:
mov eax, 0x6c
call fcn.004cea70
mov eax, dword [0x6f03ac]
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 0x5e8046
lea eax, [esp + 0x28]
push eax
push 0x40
push dword [esp + 8]
call dword [sym.imp.ADVAPI32.dll_CryptGenRandom]
test eax, eax
je 0x5e803a
mov eax, 8
call fcn.004cea70
movsd xmm0, qword [0x6b10e0]
lea eax, [esp + 0x30]
movsd qword [esp], xmm0
push 0x40
push eax
call fcn.00592a00
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 0x5e80aa
lea eax, [esp + 0x28]
push eax
push 0x40
push dword [esp + 8]
call dword [sym.imp.ADVAPI32.dll_CryptGenRandom]
test eax, eax
je 0x5e809e
mov eax, 8
call fcn.004cea70
movsd xmm0, qword [0x6b10e0]
lea eax, [esp + 0x30]
movsd qword [esp], xmm0
push 0x40
push eax
call fcn.00592a00
add esp, 0x10
push 0
push dword [esp + 4]
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
call fcn.005e8130
lea eax, [esp + 8]
push eax
call dword [sym.imp.KERNEL32.dll_GlobalMemoryStatus]
mov eax, 8
call fcn.004cea70
movsd xmm0, qword [0x663488]
lea eax, [esp + 0x10]
movsd qword [esp], xmm0
push 0x20
push eax
call fcn.00592a00
add esp, 0x10
call dword [sym.imp.KERNEL32.dll_GetCurrentProcessId]
mov dword [esp + 4], eax
mov eax, 8
call fcn.004cea70
movsd xmm0, qword [0x663488]
lea eax, [esp + 0xc]
movsd qword [esp], xmm0
push 4
push eax
call fcn.00592a00
mov ecx, dword [esp + 0x78]
add esp, 0x10
xor ecx, esp
mov eax, 1
call fcn.004cdca5
add esp, 0x6c
ret
Function at 0x5e8cf0
Capabilities:
Authenticate hmac
Encode data using xor

Disassembly:
mov eax, 0x8c
call fcn.004cea70
mov eax, dword [0x6f03ac]
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 0x5e8d56
cmp edi, dword [esi]
je 0x5e8d4d
test ebp, ebp
je 0x5e8dd0
test ebx, ebx
js 0x5e8dd0
mov eax, 1
mov dword [esi], edi
jmp 0x5e8d5c
mov edi, dword [esi]
test edi, edi
je 0x5e8dd0
test ebp, ebp
je 0x5e8eea
push edi
call fcn.00591650
add esp, 4
mov dword [esp + 0x14], eax
cmp eax, 0x80
jle 0x5e8d90
push 0x28
push str.....openssl_1.1.0fcryptohmachmac.c
push str.assertion_failed:_j____int_sizeof_ctx__key_
call fcn.0059e6f0
mov eax, dword [esp + 0x20]
add esp, 0xc
cmp eax, ebx
jge 0x5e8deb
push dword [esp + 0x10]
push edi
push dword [esi + 4]
call fcn.0058dab0
add esp, 0xc
test eax, eax
je 0x5e8dd0
push ebx
push ebp
push dword [esi + 4]
call fcn.0058dc60
add esp, 0xc
test eax, eax
je 0x5e8dd0
lea ebp, [esi + 0x10]
push ebp
lea eax, [esi + 0x14]
push eax
push dword [esi + 4]
call fcn.0058da10
add esp, 0xc
test eax, eax
jne 0x5e8e07
xor eax, eax
mov ecx, dword [esp + 0x98]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.004cdca5
add esp, 0x8c
ret
cmp ebx, 0x80
ja 0x5e8dd0
push ebx
lea eax, [esi + 0x14]
push ebp
push eax
call fcn.004e5ba0
lea ebp, [esi + 0x10]
add esp, 0xc
mov dword [ebp], ebx
mov ecx, dword [ebp]
cmp ecx, 0x80
je 0x5e8e2a
mov eax, 0x80
sub eax, ecx
push eax
lea eax, [esi + 0x14]
add eax, ecx
push 0
push eax
call fcn.004e59d0
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 0x5e8e30
push edx
push edi
push dword [esi + 8]
call fcn.0058dab0
add esp, 0xc
test eax, eax
je 0x5e8dd0
push edi
call fcn.00591650
push eax
lea eax, [esp + 0x20]
push eax
push dword [esi + 8]
call fcn.0058dc60
add esp, 0x10
test eax, eax
je 0x5e8dd0
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 0x5e8e80
push dword [esp + 0x10]
push edi
push dword [esi + 0xc]
call fcn.0058dab0
add esp, 0xc
test eax, eax
je 0x5e8dd0
push edi
call fcn.00591650
push eax
lea eax, [esp + 0x20]
push eax
push dword [esi + 0xc]
call fcn.0058dc60
add esp, 0x10
test eax, eax
je 0x5e8dd0
push dword [esi + 8]
push dword [esi + 4]
call fcn.0058dc90
add esp, 8
test eax, eax
je 0x5e8dd0
mov eax, 1
jmp 0x5e8dd2
test eax, eax
je 0x5e8eca
jmp 0x5e8e2e