Resubmissions

08-02-2024 01:32

240208-bx7pqsbg96 10

27-01-2024 14:19

240127-rmwgqadhc4 10

Analysis

  • max time kernel
    153s
  • max time network
    143s
  • platform
    ubuntu-18.04_amd64
  • resource
    ubuntu1804-amd64-20231221-en
  • resource tags

    arch:amd64arch:i386image:ubuntu1804-amd64-20231221-enkernel:4.15.0-213-genericlocale:en-usos:ubuntu-18.04-amd64system
  • submitted
    27-01-2024 14:19

General

  • Target

    The-MALWARE-Repo-master/The-MALWARE-Repo-master/Botnets/FritzFrog/6fe6808b9cfe654f526108ec61cb5211bb

  • Size

    8.7MB

  • MD5

    3fe7b88a9ba6c5acee4faae760642b78

  • SHA1

    bae245bc98c516604838c6ce5a233f066de44a50

  • SHA256

    6fe6808b9cfe654f526108ec61cb5211bb6601d28e192cadf06102073b54f69c

  • SHA512

    02abc8d4fe280306a9ac6a25d28cf174a8d51a43d98b6837bc129701d8c0ab486eebaeef11062b58c455627d4de7c8782b3828aa02891fe439ca1ca617038f95

  • SSDEEP

    98304:g4K0/V2eKEDj+VK61qXXiQqwMwUa/f0OstejSUVv7Xk:g4K0/V2eKM+D4SQbMwX/f0Oskz

Score
8/10

Malware Config

Signatures

  • Adds new SSH keys 1 IoCs

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

  • Deletes itself 1 IoCs
  • Checks CPU configuration 1 TTPs 1 IoCs

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

  • Deletes log files 1 TTPs 1 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
  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

Processes

  • /tmp/The-MALWARE-Repo-master/The-MALWARE-Repo-master/Botnets/FritzFrog/6fe6808b9cfe654f526108ec61cb5211bb
    /tmp/The-MALWARE-Repo-master/The-MALWARE-Repo-master/Botnets/FritzFrog/6fe6808b9cfe654f526108ec61cb5211bb
    1⤵
      PID:1543
    • /bin/uname
      uname -a
      1⤵
        PID:1553
      • /bin/cat
        cat /proc/cpuinfo
        1⤵
        • Checks CPU configuration
        PID:1558
      • /bin/cat
        cat /etc/issue
        1⤵
          PID:1559
        • /usr/bin/free
          free -m
          1⤵
          • Reads CPU attributes
          • Reads runtime system information
          PID:1560
        • /usr/bin/uptime
          uptime
          1⤵
          • Reads CPU attributes
          PID:1561
        • /bin/journalctl
          journalctl -S "@0" -u sshd
          1⤵
            PID:1562
          • /bin/cat
            cat "/var/log/auth*"
            1⤵
              PID:1563
            • /bin/zcat
              zcat "/var/log/auth*"
              1⤵
                PID:1564
              • /bin/gzip
                gzip -cd "/var/log/auth*"
                1⤵
                  PID:1564
                • /usr/bin/free
                  free -m
                  1⤵
                  • Reads CPU attributes
                  PID:1565
                • /usr/bin/uptime
                  uptime
                  1⤵
                  • Reads CPU attributes
                  • Reads runtime system information
                  PID:1566
                • /usr/bin/free
                  free -m
                  1⤵
                  • Reads CPU attributes
                  • Reads runtime system information
                  PID:1567
                • /usr/bin/uptime
                  uptime
                  1⤵
                  • Reads CPU attributes
                  PID:1568
                • /usr/bin/free
                  free -m
                  1⤵
                  • Reads CPU attributes
                  • Reads runtime system information
                  PID:1571
                • /usr/bin/uptime
                  uptime
                  1⤵
                  • Reads CPU attributes
                  PID:1572
                • /usr/bin/free
                  free -m
                  1⤵
                  • Reads CPU attributes
                  • Reads runtime system information
                  PID:1573
                • /usr/bin/uptime
                  uptime
                  1⤵
                  • Reads CPU attributes
                  PID:1574
                • /usr/bin/free
                  free -m
                  1⤵
                  • Reads CPU attributes
                  • Reads runtime system information
                  PID:1575
                • /usr/bin/uptime
                  uptime
                  1⤵
                  • Reads CPU attributes
                  PID:1576
                • /usr/bin/free
                  free -m
                  1⤵
                  • Reads CPU attributes
                  PID:1577
                • /usr/bin/uptime
                  uptime
                  1⤵
                  • Reads CPU attributes
                  PID:1578
                • /usr/bin/free
                  free -m
                  1⤵
                  • Reads CPU attributes
                  • Reads runtime system information
                  PID:1579
                • /usr/bin/uptime
                  uptime
                  1⤵
                  • Reads CPU attributes
                  • Reads runtime system information
                  PID:1580
                • /usr/bin/free
                  free -m
                  1⤵
                  • Reads CPU attributes
                  PID:1581
                • /usr/bin/uptime
                  uptime
                  1⤵
                  • Reads CPU attributes
                  PID:1582
                • /usr/bin/free
                  free -m
                  1⤵
                  • Reads CPU attributes
                  PID:1583
                • /usr/bin/uptime
                  uptime
                  1⤵
                  • Reads CPU attributes
                  PID:1584
                • /usr/bin/free
                  free -m
                  1⤵
                  • Reads CPU attributes
                  PID:1585
                • /usr/bin/uptime
                  uptime
                  1⤵
                  • Reads CPU attributes
                  PID:1586
                • /usr/bin/free
                  free -m
                  1⤵
                  • Reads CPU attributes
                  PID:1587
                • /usr/bin/uptime
                  uptime
                  1⤵
                  • Reads CPU attributes
                  PID:1588
                • /usr/bin/free
                  free -m
                  1⤵
                  • Reads CPU attributes
                  • Reads runtime system information
                  PID:1589
                • /usr/bin/uptime
                  uptime
                  1⤵
                  • Reads CPU attributes
                  • Reads runtime system information
                  PID:1590
                • /usr/bin/free
                  free -m
                  1⤵
                  • Reads CPU attributes
                  PID:1591
                • /usr/bin/uptime
                  uptime
                  1⤵
                  • Reads CPU attributes
                  • Reads runtime system information
                  PID:1592
                • /usr/bin/free
                  free -m
                  1⤵
                  • Reads CPU attributes
                  PID:1593
                • /usr/bin/uptime
                  uptime
                  1⤵
                  • Reads CPU attributes
                  • Reads runtime system information
                  PID:1594

                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