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🐼 Rewind 200 (Forensics)

Solution

$ tar xvf rewind.tar.gz
$ unzip rewind.zip
$ rg -a -e "flag\{" --null-data
rewind-rr-snp:while [ true ]; do printf "flag{FAKE_FLAG_IS_ALWAYS_GOOD}" | ./a.out; done�rewind-rr-snp:while [ true ]; do printf "flag{FAKE_FLAG_IS_ALWAYS_GOOD}" | ./a.out; done�rewind-rr-snp:??ls??flag{RUN_R3C0RD_ANA1YZ3_R3P3AT}
??flag{RUN_R3C0RD_ANA1YZ3_R3P3AT}
??flag{RUN_R3C0RD_ANA1YZ3_R3P3AT}
??flag{RUN_R3C0RD_ANA1YZ3_R3P3AT}
???�OA??flag{RUN_R3C0RD_ANA1YZ3_R3P3AT}
??flag{RUN_R3C0RD_ANA1YZ3_R3P3AT}
??flag{RUN_R3C0RD_ANA1YZ3_R3P3AT}
???�OA??flag{RUN_R3C0RD_ANA1YZ3_R3P3AT}
�rewind-rr-snp:@asd123
ls
cd De
ls
./a
flag{RUN_R3C0RD_ANA1YZ3_R3P3AT}
�OA
flag{RUN_R3C0RD_ANA1YZ3_R3P3AT}
�OA
flag{RUN_R3C0RD_ANA1YZ3_R3P3AT}
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flag{RUN_R3C0RD_ANA1YZ3_R3P3AT}
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flag{RUN_R3C0RD_ANA1YZ3_R3P3AT}
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flag{RUN_R3C0RD_ANA1YZ3_R3P3AT}
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flag{RUN_R3C0RD_ANA1YZ3_R3P3AT}
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flag{RUN_R3C0RD_ANA1YZ3_R3P3AT}
??�?fA?G<�??H?4?�rewind-rr-snp:??�(


Ubuntu 16.04.4 LTS danny ttyS0



danny login: danny


Password:

Last login: Wed Aug  8 20:54:28 EDT 2018 on ttyS0

Welcome to Ubuntu 16.04.4 LTS (GNU/Linux 4.4.0-130-generic x86_64)



 * Documentation:  https://help.ubuntu.com

 * Management:     https://landscape.canonical.com

 * Support:        https://ubuntu.com/advantage



33 packages can be updated.

0 updates are security updates.



lsdanny@danny:~$ ls

Desktop    Downloads         Music  Pictures  Templates

Documents  examples.desktop  peda   Public    Videos

danny@danny:~$ cd Desktop/

danny@danny:~/Desktop$ ls

a.out  team.c  vms

danny@danny:~/Desktop$ ./a.out

flag{RUN_R3C0RD_ANA1YZ3_R3P3AT}

flag{RUN_R3C0RD_ANA1YZ3_R3P3AT}

danny@danny:~/Desktop$ ./a.out

flag{RUN_R3C0RD_ANA1YZ3_R3P3AT}

flag{RUN_R3C0RD_ANA1YZ3_R3P3AT}

danny@danny:~/Desktop$ ./a.out

flag{RUN_R3C0RD_ANA1YZ3_R3P3AT}

flag{RUN_R3C0RD_ANA1YZ3_R3P3AT}

danny@danny:~/Desktop$ ./a.out

flag{RUN_R3C0RD_ANA1YZ3_R3P3AT}

^[[Aflag{RUN_R3C0RD_ANA1YZ3_R3P3AT}

danny@danny:~/Desktop$ ./a.out

flag{RUN_R3C0RD_ANA1YZ3_R3P3AT}

flag{RUN_R3C0RD_ANA1YZ3_R3P3AT}

danny@danny:~/Desktop$ ./a.out

flag{RUN_R3C0RD_ANA1YZ3_R3P3AT}

flag{RUN_R3C0RD_ANA1YZ3_R3P3AT}

danny@danny:~/Desktop$ ./a.out

flag{RUN_R3C0RD_ANA1YZ3_R3P3AT}

^[[Aflag{RUN_R3C0RD_ANA1YZ3_R3P3AT}

danny@danny:~/Desktop$ ./a.out

flag{RUN_R3C0RD_ANA1YZ3_R3P3AT}

flag{RUN_R3C0RD_ANA1YZ3_R3P3AT}

danny@danny:~/Desktop$ �rewind-rr-snp:?�?(ls
cd Desktop/
ls
./a.out
ls
./a.out
while [ true ]; do printf "flag{FAKE_FLAG_IS_ALWAYS_GOOD}" | ./a.out; done
ls
./a.out
while [ true ]; do printf "flag{FAKE_FLAG_IS_ALWAYS_GOOD}" | ./a.out; done
ls
cd Desktop/
ls
./a.out
ls
./a.out
while [ true ]; do printf "flag{FAKE_FLAG_IS_ALWAYS_GOOD}" | ./a.out; done
ls
./a.out
while [ true ]; do printf "flag{FAKE_FLAG_IS_ALWAYS_GOOD}" | ./a.out; done
�rewind-rr-snp:�???(ls
cd Desktop/
ls
./a.out
ls
./a.out
while [ true ]; do printf "flag{FAKE_FLAG_IS_ALWAYS_GOOD}" | ./a.out; done
ls
./a.out
while [ true ]; do printf "flag{FAKE_FLAG_IS_ALWAYS_GOOD}" | ./a.out; done
ls
cd Desktop/
ls
./a.out
ls
./a.out
while [ true ]; do printf "flag{FAKE_FLAG_IS_ALWAYS_GOOD}" | ./a.out; done
ls
./a.out
while [ true ]; do printf "flag{FAKE_FLAG_IS_ALWAYS_GOOD}" | ./a.out; done
�rewind-rr-snp:while [ true ]; do printf "flag{FAKE_FLAG_IS_ALWAYS_GOOD}" | ./a.out; done�rewind-rr-snp:while [ true ]; do printf "flag{FAKE_FLAG_IS_ALWAYS_GOOD}" | ./a.out; done�rewind-rr-snp:danny
asd123
ls
cd De
ls
./a
flag{RUN_R3C0RD_ANA1YZ3_R3P3AT}
�OA
flag{RUN_R3C0RD_ANA1YZ3_R3P3AT}
�OA
flag{RUN_R3C0RD_ANA1YZ3_R3P3AT}
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flag{RUN_R3C0RD_ANA1YZ3_R3P3AT}
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flag{RUN_R3C0RD_ANA1YZ3_R3P3AT}
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flag{RUN_R3C0RD_ANA1YZ3_R3P3AT}
�OA
flag{RUN_R3C0RD_ANA1YZ3_R3P3AT}
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flag{RUN_R3C0RD_ANA1YZ3_R3P3AT}
�

Flag

flag{RUN_R3C0RD_ANA1YZ3_R3P3AT}