Analysis

  • max time kernel
    152s
  • max time network
    159s
  • platform
    ubuntu-20.04_amd64
  • resource
    ubuntu2004-amd64-20240221-en
  • resource tags

    arch:amd64arch:i386image:ubuntu2004-amd64-20240221-enkernel:5.4.0-169-genericlocale:en-usos:ubuntu-20.04-amd64system
  • submitted
    03-03-2024 03:21

General

  • Target

    The-MALWARE-Repo-master/Botnets/FritzFrog/30c150419000d27dafcd5d00702411b2b23b0f5d7e4d0cc729a7d63b2e460a01

  • Size

    8.6MB

  • MD5

    819b0fdb2b9c8a440b734a7b72522f12

  • SHA1

    f3aff7e1c44d21508eb60797211570c84a53597a

  • SHA256

    30c150419000d27dafcd5d00702411b2b23b0f5d7e4d0cc729a7d63b2e460a01

  • SHA512

    fee2c0dbbc91e2486e409e8b6a877c6ec500e6c7c0491d4c44d37006c30de79b95dd4640c7c8c8efcc920abccbdb659a590fde1e2526126279b7486778d08b5a

  • SSDEEP

    98304:zhPTaS9ki2kJxOU/ci9Z6uHFg3+QIEvRihdF7Xk:dPTaS9kitnEi9Z6uHq3+XE8z

Malware Config

Signatures

  • Adds new SSH keys 2 IoCs

    Linux special file to hold SSH keys. The threat actor may add new keys for further remote access.

  • Deletes itself 1 IoCs
  • Reads EFI boot settings 1 IoCs

    Reads EFI boot settings from the efivars filesystem, may contain security secrets or sensitive data.

  • Checks CPU configuration 1 TTPs 1 IoCs

    Checks CPU information which indicate if the system is a virtual machine.

  • Deletes log files 1 TTPs 2 IoCs

    Deletes log files on the system.

  • Enumerates running processes

    Discovers information about currently running processes on the system

  • Reads CPU attributes 1 TTPs 30 IoCs
  • Enumerates kernel/hardware configuration 1 TTPs 1 IoCs

    Reads contents of /sys virtual filesystem to enumerate system information.

  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

Processes

  • /tmp/The-MALWARE-Repo-master/Botnets/FritzFrog/30c150419000d27dafcd5d00702411b2b23b0f5d7e4d0cc729a7d63b2e460a01
    /tmp/The-MALWARE-Repo-master/Botnets/FritzFrog/30c150419000d27dafcd5d00702411b2b23b0f5d7e4d0cc729a7d63b2e460a01
    1⤵
    • Adds new SSH keys
    • Deletes itself
    • Deletes log files
    • Reads runtime system information
    PID:1531
    • /usr/bin/uname
      uname -a
      2⤵
        PID:1584
      • /usr/bin/cat
        cat /proc/cpuinfo
        2⤵
        • Checks CPU configuration
        PID:1689
      • /usr/bin/cat
        cat /etc/issue
        2⤵
          PID:1690
        • /usr/bin/free
          free -m
          2⤵
          • Reads CPU attributes
          PID:1692
        • /usr/bin/uptime
          uptime
          2⤵
          • Reads CPU attributes
          • Reads runtime system information
          PID:1695
        • /usr/bin/journalctl
          journalctl -S "@0" -u sshd
          2⤵
          • Reads EFI boot settings
          • Enumerates kernel/hardware configuration
          • Reads runtime system information
          PID:1716
        • /usr/bin/free
          free -m
          2⤵
          • Reads CPU attributes
          PID:1964
        • /usr/bin/uptime
          uptime
          2⤵
          • Reads CPU attributes
          PID:1965
        • /usr/bin/free
          free -m
          2⤵
          • Reads CPU attributes
          PID:2076
        • /usr/bin/uptime
          uptime
          2⤵
          • Reads CPU attributes
          • Reads runtime system information
          PID:2077
        • /usr/bin/free
          free -m
          2⤵
          • Reads CPU attributes
          PID:2078
        • /usr/bin/uptime
          uptime
          2⤵
          • Reads CPU attributes
          • Reads runtime system information
          PID:2079
        • /usr/bin/free
          free -m
          2⤵
          • Reads CPU attributes
          • Reads runtime system information
          PID:2088
        • /usr/bin/uptime
          uptime
          2⤵
          • Reads CPU attributes
          • Reads runtime system information
          PID:2089
      • /usr/bin/cat
        cat "/var/log/auth*"
        1⤵
          PID:1737
        • /usr/bin/zcat
          zcat "/var/log/auth*"
          1⤵
            PID:1740
          • /usr/local/sbin/gzip
            gzip -cd "/var/log/auth*"
            1⤵
              PID:1740
            • /usr/local/bin/gzip
              gzip -cd "/var/log/auth*"
              1⤵
                PID:1740
              • /usr/sbin/gzip
                gzip -cd "/var/log/auth*"
                1⤵
                  PID:1740
                • /usr/bin/gzip
                  gzip -cd "/var/log/auth*"
                  1⤵
                    PID:1740
                  • /usr/bin/free
                    free -m
                    1⤵
                    • Reads CPU attributes
                    • Reads runtime system information
                    PID:2057
                  • /usr/bin/uptime
                    uptime
                    1⤵
                    • Reads CPU attributes
                    • Reads runtime system information
                    PID:2058
                  • /usr/bin/free
                    free -m
                    1⤵
                    • Reads CPU attributes
                    PID:2086
                  • /usr/bin/uptime
                    uptime
                    1⤵
                    • Reads CPU attributes
                    PID:2087
                  • /usr/bin/free
                    free -m
                    1⤵
                    • Reads CPU attributes
                    • Reads runtime system information
                    PID:2090
                  • /usr/bin/uptime
                    uptime
                    1⤵
                    • Reads CPU attributes
                    PID:2091
                  • /usr/bin/free
                    free -m
                    1⤵
                    • Reads CPU attributes
                    PID:2092
                  • /usr/bin/uptime
                    uptime
                    1⤵
                    • Reads CPU attributes
                    PID:2093
                  • /usr/bin/free
                    free -m
                    1⤵
                    • Reads CPU attributes
                    PID:2094
                  • /usr/bin/uptime
                    uptime
                    1⤵
                    • Reads CPU attributes
                    PID:2095
                  • /usr/bin/free
                    free -m
                    1⤵
                    • Reads CPU attributes
                    PID:2096
                  • /usr/bin/uptime
                    uptime
                    1⤵
                    • Reads CPU attributes
                    PID:2097
                  • /usr/bin/free
                    free -m
                    1⤵
                    • Reads CPU attributes
                    PID:2098
                  • /usr/bin/uptime
                    uptime
                    1⤵
                    • Reads CPU attributes
                    PID:2099
                  • /usr/bin/free
                    free -m
                    1⤵
                    • Reads CPU attributes
                    PID:2101
                  • /usr/bin/uptime
                    uptime
                    1⤵
                    • Reads CPU attributes
                    PID:2102
                  • /usr/bin/free
                    free -m
                    1⤵
                    • Reads CPU attributes
                    • Reads runtime system information
                    PID:2103
                  • /usr/bin/uptime
                    uptime
                    1⤵
                    • Reads CPU attributes
                    • Reads runtime system information
                    PID:2104
                  • /usr/bin/free
                    free -m
                    1⤵
                    • Reads CPU attributes
                    • Reads runtime system information
                    PID:2105
                  • /usr/bin/uptime
                    uptime
                    1⤵
                    • Reads CPU attributes
                    PID:2106

                  Network

                  MITRE ATT&CK Enterprise v15

                  Replay Monitor

                  Loading Replay Monitor...

                  Downloads

                  • /root/.ssh/authorized_keys

                    Filesize

                    381B

                    MD5

                    9da18d38b6dd4c4aa84642378d63fa89

                    SHA1

                    c5a976691e4b5963b5e760044f22cc9685268db6

                    SHA256

                    43062900b2539d8d1f67f30fa7042c56b53541f63875b5f0de5d8fbde0e0a8bf

                    SHA512

                    222b20b5b2ff8956c13dbac1f8d3f81435613b751913d65f4c4082ea9c1a7c8ae91be17a24ef4ae0c708bfe09daab552bb209615714d70acfaaed89c536c71b3