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ADD week 3

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This commit is contained in:
Rémi Heredero
2025-03-12 11:12:06 +01:00
parent bf74dd7e22
commit 84135a321e
35 changed files with 452 additions and 0 deletions
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01-VeryEasy3/VE3.gpr Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<FILE_INFO>
<BASIC_INFO>
<STATE NAME="CONTENT_TYPE" TYPE="string" VALUE="Program" />
<STATE NAME="PARENT" TYPE="string" VALUE="/" />
<STATE NAME="FILE_ID" TYPE="string" VALUE="a2e40c5a22540267163090739" />
<STATE NAME="FILE_TYPE" TYPE="int" VALUE="0" />
<STATE NAME="READ_ONLY" TYPE="boolean" VALUE="false" />
<STATE NAME="NAME" TYPE="string" VALUE="VE3" />
</BASIC_INFO>
</FILE_INFO>

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VERSION=1
/
NEXT-ID:0
MD5:d41d8cd98f00b204e9800998ecf8427e

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VERSION=1
/
00000000:VE3:a2e40c5a22540267163090739
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IADD:00000000:/VE3
IDSET:/VE3:a2e40c5a22540267163090739

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<?xml version="1.0" encoding="UTF-8"?>
<FILE_INFO>
<BASIC_INFO>
<STATE NAME="OWNER" TYPE="string" VALUE="remi" />
</BASIC_INFO>
</FILE_INFO>

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<?xml version="1.0" encoding="UTF-8"?>
<PROJECT>
<PROJECT_DATA_XML_NAME NAME="DISPLAY_DATA">
<SAVE_STATE>
<ARRAY NAME="EXPANDED_PATHS" TYPE="string">
<A VALUE="VE3:" />
</ARRAY>
<STATE NAME="SHOW_TABLE" TYPE="boolean" VALUE="false" />
</SAVE_STATE>
</PROJECT_DATA_XML_NAME>
<TOOL_MANAGER ACTIVE_WORKSPACE="Workspace">
<WORKSPACE NAME="Workspace" ACTIVE="true" />
</TOOL_MANAGER>
</PROJECT>

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<?xml version="1.0" encoding="UTF-8"?>
<FILE_INFO>
<BASIC_INFO>
<STATE NAME="CONTENT_TYPE" TYPE="string" VALUE="ProgramUserData" />
<STATE NAME="PARENT" TYPE="string" VALUE="/" />
<STATE NAME="FILE_ID" TYPE="string" VALUE="a2e40c594c340888329008539" />
<STATE NAME="FILE_TYPE" TYPE="int" VALUE="0" />
<STATE NAME="READ_ONLY" TYPE="boolean" VALUE="false" />
<STATE NAME="NAME" TYPE="string" VALUE="udf_a2e40c5a22540267163090739" />
</BASIC_INFO>
</FILE_INFO>

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/
00000000:udf_a2e40c5a22540267163090739:a2e40c594c340888329008539
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IADD:00000000:/udf_a2e40c5a22540267163090739
IDSET:/udf_a2e40c5a22540267163090739:a2e40c594c340888329008539

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01-VeryEasy3/VE3.txt Normal file
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1. What is the target platform of this executable?
ARM32
2. Was this executable stripped?
no
3. What is the secret password hardcoded into this executable? You must send this value by email to pascal+sre25@mod-p.ch before Mar. 10th, 2025, 12h00 CET to validate this lab and get 1 point.
33X5yPBehep4

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#include <stdio.h>
#include <stdint.h>
#include <stdbool.h>
#include <string.h>
#include <sys/types.h>
bool check_password(char *param_1) {
bool uVar1;
//33X5yPBehep4
if (((((param_1[0] == '3') && (param_1[1] == '3')) && (param_1[2] == 'X')) &&
((((param_1[3] == '5' && (param_1[4] == 'y')) &&
((param_1[5] == 'P' && ((param_1[6] == 'B' && (param_1[7] == 'e')))))) &&
(param_1[8] == 'h')))) &&
(((param_1[9] == 'e' && (param_1[10] == 'p')) && (param_1[11] == '4')))) {
uVar1 = true;
}
else {
uVar1 = false;
}
return uVar1;
}
uint64_t main(int param_1,char* *param_2) {
size_t pw_length;
bool pw_correct;
uint64_t uVar3;
if (param_1 == 2) {
pw_length = strlen((char *)param_2[1]);
if (pw_length == 12) {
pw_correct = check_password(param_2[1]);
if (pw_correct == false) {
fwrite("\nWrong password ! Try again...\n\n",1,0x20,stderr);
uVar3 = 1;
}
else {
fprintf(stderr,"\nCongratulations ! The right password is indeed %s :-)\n\n",param_2[1]);
uVar3 = 0;
}
}
else {
fwrite("\nWrong password ! Try again...\n\n",1,0x20,stderr);
uVar3 = 1;
}
}
else {
fwrite("\nMSE-SRE Challenge VE3 --- Enjoy !\n",1,0x23,stderr);
fprintf(stderr,"\nUsage: %s <password>\n\n",*param_2);
uVar3 = 1;
}
return uVar3;
}