Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    ubuntu-24.04_amd64
  • resource
    ubuntu2404-amd64-20240523-en
  • resource tags

    arch:amd64arch:i386image:ubuntu2404-amd64-20240523-enkernel:6.8.0-31-genericlocale:en-usos:ubuntu-24.04-amd64system
  • submitted
    18-07-2024 21:48

General

  • Target

    The-MALWARE-Repo-master/Botnets/FritzFrog/2378e76aba1ad6e0c937fb39989217bf0de616fdad4726c0f4233bf5414cde86

  • Size

    8.7MB

  • MD5

    3a371a09bfcba3d545465339f1e1d481

  • SHA1

    7f5712878929aab6a2ab297072a5a5f3d3c15a01

  • SHA256

    2378e76aba1ad6e0c937fb39989217bf0de616fdad4726c0f4233bf5414cde86

  • SHA512

    35efc5129316ea697f1f4591c37e70c74b643942cdb3cb1aac6a0f14f5d133da39c0c393439490bc059361e9feeacee3d4056f88700f56dfe1088ba0ab22613b

  • SSDEEP

    98304:f/VrKprvLVtb8E0dD71puy219CZ2gT3/3Khbw+Aw:3VrKpjROndH1puy219CZBShb

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
  • 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

  • Checks CPU configuration 1 TTPs 1 IoCs

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

  • 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.

  • Writes file to tmp directory 1 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/The-MALWARE-Repo-master/Botnets/FritzFrog/2378e76aba1ad6e0c937fb39989217bf0de616fdad4726c0f4233bf5414cde86
    /tmp/The-MALWARE-Repo-master/Botnets/FritzFrog/2378e76aba1ad6e0c937fb39989217bf0de616fdad4726c0f4233bf5414cde86
    1⤵
    • Adds new SSH keys
    • Deletes itself
    • Deletes log files
    • Enumerates kernel/hardware configuration
    • Reads runtime system information
    • Writes file to tmp directory
    PID:2428
    • /usr/bin/uname
      uname -a
      2⤵
        PID:2440
      • /usr/bin/cat
        cat /proc/cpuinfo
        2⤵
        • Checks CPU configuration
        PID:2442
      • /usr/bin/cat
        cat /etc/issue
        2⤵
          PID:2443
        • /usr/bin/free
          free -m
          2⤵
          • Reads runtime system information
          PID:2446
        • /usr/bin/uptime
          uptime
          2⤵
          • Reads runtime system information
          PID:2447
        • /usr/bin/journalctl
          journalctl -S "@0" -u sshd
          2⤵
            PID:2454
          • /usr/bin/cat
            cat "/var/log/auth*"
            2⤵
              PID:2456
            • /usr/bin/zcat
              zcat "/var/log/auth*"
              2⤵
                PID:2457
              • /usr/local/sbin/gzip
                gzip -cd "/var/log/auth*"
                2⤵
                  PID:2457
                • /usr/local/bin/gzip
                  gzip -cd "/var/log/auth*"
                  2⤵
                    PID:2457
                  • /usr/sbin/gzip
                    gzip -cd "/var/log/auth*"
                    2⤵
                      PID:2457
                    • /usr/bin/gzip
                      gzip -cd "/var/log/auth*"
                      2⤵
                        PID:2457
                      • /usr/bin/free
                        free -m
                        2⤵
                          PID:2458
                        • /usr/bin/uptime
                          uptime
                          2⤵
                          • Reads runtime system information
                          PID:2459
                        • /usr/bin/free
                          free -m
                          2⤵
                            PID:2460
                          • /usr/bin/uptime
                            uptime
                            2⤵
                              PID:2461
                            • /usr/bin/free
                              free -m
                              2⤵
                                PID:2466
                              • /usr/bin/uptime
                                uptime
                                2⤵
                                • Reads runtime system information
                                PID:2467
                              • /usr/bin/free
                                free -m
                                2⤵
                                  PID:2468
                                • /usr/bin/uptime
                                  uptime
                                  2⤵
                                  • Reads runtime system information
                                  PID:2469
                                • /usr/bin/free
                                  free -m
                                  2⤵
                                    PID:2470
                                  • /usr/bin/uptime
                                    uptime
                                    2⤵
                                      PID:2471
                                    • /usr/bin/free
                                      free -m
                                      2⤵
                                        PID:2472
                                      • /usr/bin/uptime
                                        uptime
                                        2⤵
                                        • Reads runtime system information
                                        PID:2473
                                      • /usr/bin/free
                                        free -m
                                        2⤵
                                          PID:2474
                                        • /usr/bin/uptime
                                          uptime
                                          2⤵
                                            PID:2475
                                          • /usr/bin/free
                                            free -m
                                            2⤵
                                              PID:2476
                                            • /usr/bin/uptime
                                              uptime
                                              2⤵
                                                PID:2477
                                              • /usr/bin/free
                                                free -m
                                                2⤵
                                                • Reads runtime system information
                                                PID:2478
                                              • /usr/bin/uptime
                                                uptime
                                                2⤵
                                                  PID:2479
                                                • /usr/bin/free
                                                  free -m
                                                  2⤵
                                                    PID:2480
                                                  • /usr/bin/uptime
                                                    uptime
                                                    2⤵
                                                      PID:2481
                                                    • /usr/bin/free
                                                      free -m
                                                      2⤵
                                                        PID:2482
                                                      • /usr/bin/uptime
                                                        uptime
                                                        2⤵
                                                          PID:2483
                                                        • /usr/bin/free
                                                          free -m
                                                          2⤵
                                                          • Reads runtime system information
                                                          PID:2498
                                                        • /usr/bin/uptime
                                                          uptime
                                                          2⤵
                                                            PID:2499
                                                          • /usr/bin/free
                                                            free -m
                                                            2⤵
                                                              PID:2503
                                                            • /usr/bin/uptime
                                                              uptime
                                                              2⤵
                                                                PID:2504
                                                              • /usr/bin/free
                                                                free -m
                                                                2⤵
                                                                  PID:2505
                                                                • /usr/bin/uptime
                                                                  uptime
                                                                  2⤵
                                                                  • Reads runtime system information
                                                                  PID:2506

                                                              Network

                                                              MITRE ATT&CK Enterprise v15

                                                              Replay Monitor

                                                              Loading Replay Monitor...

                                                              Downloads

                                                              • /tmp/The-MALWARE-Repo-master/Botnets/FritzFrog/nc

                                                                Filesize

                                                                8.7MB

                                                                MD5

                                                                3a371a09bfcba3d545465339f1e1d481

                                                                SHA1

                                                                7f5712878929aab6a2ab297072a5a5f3d3c15a01

                                                                SHA256

                                                                2378e76aba1ad6e0c937fb39989217bf0de616fdad4726c0f4233bf5414cde86

                                                                SHA512

                                                                35efc5129316ea697f1f4591c37e70c74b643942cdb3cb1aac6a0f14f5d133da39c0c393439490bc059361e9feeacee3d4056f88700f56dfe1088ba0ab22613b