Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename: /in/8e4J0
function name: (null)
number of ops: 31
compiled vars: !0 = $key, !1 = $ciphertextA, !2 = $xor, !3 = $ciphertextB
line #* E I O op fetch ext return operands
-------------------------------------------------------------------------------------
26 0 E > INIT_FCALL 'str_repeat'
1 SEND_VAL '3.14'
2 SEND_VAL 4
3 DO_ICALL $4
4 ASSIGN !0, $4
28 5 INIT_FCALL 'insecureencryptdonotuse'
6 SEND_VAL '0000000000000001'
7 SEND_VAR !0
8 DO_FCALL 0 $6
9 ASSIGN !1, $6
29 10 INIT_FCALL 'str_repeat'
11 SEND_VAL '%00'
12 INIT_FCALL 'mb_strlen'
13 SEND_VAR !1
14 SEND_VAL '8bit'
15 DO_ICALL $8
16 SUB ~9 $8, 1
17 SEND_VAL ~9
18 DO_ICALL $10
19 CONCAT ~11 $10, '%40'
20 ASSIGN !2, ~11
30 21 BW_XOR ~13 !1, !2
22 ASSIGN !3, ~13
31 23 INIT_FCALL 'var_dump'
24 INIT_FCALL 'insecuredecryptdonotuse'
25 SEND_VAR !3
26 SEND_VAR !0
27 DO_FCALL 0 $15
28 SEND_VAR $15
29 DO_ICALL
30 > RETURN 1
Function insecureencryptdonotuse:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename: /in/8e4J0
function name: insecureEncryptDoNotUse
number of ops: 20
compiled vars: !0 = $plaintext, !1 = $key
line #* E I O op fetch ext return operands
-------------------------------------------------------------------------------------
4 0 E > RECV !0
1 RECV !1
6 2 INIT_FCALL_BY_NAME 'openssl_encrypt'
7 3 SEND_VAR_EX !0
8 4 SEND_VAL_EX 'aes-128-ctr'
7 5 SEND_VAR_EX !1
10 6 FETCH_CONSTANT ~2 'OPENSSL_RAW_DATA'
7 FETCH_CONSTANT ~3 'OPENSSL_ZERO_PADDING'
8 BW_OR ~4 ~2, ~3
9 SEND_VAL_EX ~4
11 10 INIT_FCALL 'str_repeat'
11 SEND_VAL '%00'
12 SEND_VAL 16
13 DO_ICALL $5
14 SEND_VAR_NO_REF_EX $5
6 15 DO_FCALL 0 $6
11 16 VERIFY_RETURN_TYPE $6
17 > RETURN $6
13 18* VERIFY_RETURN_TYPE
19* > RETURN null
End of function insecureencryptdonotuse
Function insecuredecryptdonotuse:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename: /in/8e4J0
function name: insecureDecryptDoNotUse
number of ops: 20
compiled vars: !0 = $ciphertext, !1 = $key
line #* E I O op fetch ext return operands
-------------------------------------------------------------------------------------
15 0 E > RECV !0
1 RECV !1
17 2 INIT_FCALL_BY_NAME 'openssl_decrypt'
18 3 SEND_VAR_EX !0
19 4 SEND_VAL_EX 'aes-128-ctr'
18 5 SEND_VAR_EX !1
21 6 FETCH_CONSTANT ~2 'OPENSSL_RAW_DATA'
7 FETCH_CONSTANT ~3 'OPENSSL_ZERO_PADDING'
8 BW_OR ~4 ~2, ~3
9 SEND_VAL_EX ~4
22 10 INIT_FCALL 'str_repeat'
11 SEND_VAL '%00'
12 SEND_VAL 16
13 DO_ICALL $5
14 SEND_VAR_NO_REF_EX $5
17 15 DO_FCALL 0 $6
22 16 VERIFY_RETURN_TYPE $6
17 > RETURN $6
24 18* VERIFY_RETURN_TYPE
19* > RETURN null
End of function insecuredecryptdonotuse
Generated using Vulcan Logic Dumper, using php 8.0.0