# RIP Transmissions
O desafio apresentava um binário ELF 64 bits com um arquivo zip dentro dele, extraindo esse zip era ainda necessário descobrir a senha do mesmo, na primeira tentativa utilizando o john-the-ripper conseguimos extrair a flag
```greyhound//deadcow ~/fun/icectf/rip % file riprip: ELF 64-bit LSB executable, x86-64, version 1 (SYSV), dynamically linked, interpreter /lib64/ld-linux-x86-64.so.2, for GNU/Linux 2.6.32, BuildID[sha1]=d25812cd846673ab364694e08d9adb83f38bb96f, strippedgreyhound//deadcow ~/fun/icectf/rip % foremost ripProcessing: rip|foundat=rip.jpgUT*|greyhound//deadcow ~/fun/icectf/rip % cd output/zipgreyhound//deadcow ~/fun/icectf/rip/output/zip % zip2john 00000026.zip > passver 14 efh 5455 efh 7875 00000026.zip->rip.jpg PKZIP Encr: 2b chk, TS_chk, cmplen=112199, decmplen=112190, crc=FB1DC293greyhound//deadcow ~/fun/icectf/rip/output/zip % john --wordlist=~/rockyou.txt passCreated directory: /home/deadcow/.johnLoaded 1 password hash (PKZIP [32/64])Will run 4 OpenMP threadsPress 'q' or Ctrl-C to abort, almost any other key for statusbunny (00000026.zip)1g 0:00:00:00 DONE (2016-08-16 21:58) 3.571g/s 58514p/s 58514c/s 58514C/s 123456..christalUse the "--show" option to display all of the cracked passwords reliablySession completedgreyhound//deadcow ~/fun/icectf/rip/output/zip % unzip 00000026.zipArchive: 00000026.zip[00000026.zip] rip.jpg password:inflating: rip.jpggreyhound//deadcow ~/fun/icectf/rip/output/zip % feh rip.jpg```
