Overview

overview

10

Static

static

10

hoodlum.i686.elf

ubuntu-22.04-amd64

7

Analysis

  • max time kernel
    144s
  • max time network
    148s
  • platform
    ubuntu-22.04_amd64
  • resource
    ubuntu2204-amd64-20240611-en
  • resource tags

    arch:amd64arch:i386image:ubuntu2204-amd64-20240611-enkernel:5.15.0-105-genericlocale:en-usos:ubuntu-22.04-amd64system
  • submitted
    22/02/2025, 17:12

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General

  • Target

    hoodlum.i686.elf

  • Size

    111KB

  • MD5

    1d94761620e2fb40d084f3b1d8029a67

  • SHA1

    80e691debcf5981bbe1a8d27b848fe581453299f

  • SHA256

    8fd2ef68325614ca08a318ee89a9747fcc680b5802fe64b3439e25fb987d375f

  • SHA512

    9db49a44d4d32c6bc1e8ed76f5de5e852e97d5b7495eb06c1ce40ac50ac19c29baa525685914d414c388d3c397233ea894abd1d3508d03b1fbbb564d9497836e

  • SSDEEP

    3072:p61RPKvVjRWDTEEvQVzCdUC/EWi1sB5htYozmB80CjKaIU:p61RPKvVjRWDTEzb1sB5ht/mB80C+aIU

Score
7/10
defense_evasiondiscoveryprivilege_escalation

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Deletes journal logs 1 TTPs 3 IoCs

    Deletes systemd journal logs. Likely to evade detection.

    defense_evasion
  • Flushes firewall rules 1 TTPs 6 IoCs

    Flushes/ disables firewall rules inside the Linux kernel.

    defense_evasion
  • Writes DNS configuration 1 TTPs 1 IoCs

    Writes data to DNS resolver config file.

  • Abuse Elevation Control Mechanism: Sudo and Sudo Caching 1 TTPs 1 IoCs

    Abuse sudo or cached sudo credentials to execute code.

    privilege_escalationdefense_evasion
  • Deletes log files 1 TTPs 62 IoCs

    Deletes log files on the system.

    defense_evasion
  • Enumerates running processes

    Discovers information about currently running processes on the system

  • Reads system routing table 1 TTPs 1 IoCs

    Gets active network interfaces from /proc virtual filesystem.

    discovery
  • Changes its process name 1 IoCs
  • Reads CPU attributes 1 TTPs 3 IoCs
    discovery
  • Reads system network configuration 1 TTPs 1 IoCs

    Uses contents of /proc filesystem to enumerate network settings.

    discovery
  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

    discovery
  • System Network Configuration Discovery 1 TTPs 1 IoCs

    Adversaries may gather information about the network configuration of a system.

    discovery

Processes

  • /usr/bin/rm
    rm -rf /tmp/gdm3-config-err-n2WIav /tmp/snap-private-tmp /tmp/systemd-private-286e069599fe4ee4b357218f47fe4dfd-ModemManager.service-Ai7PQj /tmp/systemd-private-286e069599fe4ee4b357218f47fe4dfd-colord.service-VsmpfT /tmp/systemd-private-286e069599fe4ee4b357218f47fe4dfd-power-profiles-daemon.service-W9pYGd /tmp/systemd-private-286e069599fe4ee4b357218f47fe4dfd-switcheroo-control.service-Rt2zVp /tmp/systemd-private-286e069599fe4ee4b357218f47fe4dfd-systemd-logind.service-O0OsZo /tmp/systemd-private-286e069599fe4ee4b357218f47fe4dfd-systemd-oomd.service-w523zw /tmp/systemd-private-286e069599fe4ee4b357218f47fe4dfd-systemd-resolved.service-WXhxau /tmp/systemd-private-286e069599fe4ee4b357218f47fe4dfd-systemd-timedated.service-MAafrQ /tmp/systemd-private-286e069599fe4ee4b357218f47fe4dfd-upower.service-1vj6Ar /var/backups /var/cache /var/crash /var/lib /var/local /var/lock /var/log /var/mail /var/metrics /var/opt /var/run /var/snap /var/spool /var/tmp /var/run/NetworkManager /var/run/acpid.pid /var/run/acpid.socket /var/run/agetty.reload /var/run/avahi-daemon /var/run/blkid /var/run/cloud-init /var/run/console-setup /var/run/credentials /var/run/crond.pid /var/run/crond.reboot /var/run/cryptsetup /var/run/cups /var/run/dbus /var/run/dmeventd-client /var/run/dmeventd-server /var/run/fsck /var/run/gdm3 /var/run/gdm3.pid /var/run/initctl /var/run/initramfs /var/run/lock /var/run/log /var/run/lvm /var/run/lxd-installer.socket /var/run/mount /var/run/multipath /var/run/multipathd.pid /var/run/openvpn /var/run/openvpn-client /var/run/openvpn-server /var/run/sendsigs.omit.d /var/run/shm /var/run/snapd-snap.socket /var/run/snapd.socket /var/run/speech-dispatcher /var/run/spice-vdagentd /var/run/sshd /var/run/sshd.pid /var/run/sudo /var/run/systemd /var/run/tmpfiles.d /var/run/udev /var/run/udisks2 /var/run/user /var/run/utmp /var/tmp/systemd-private-286e069599fe4ee4b357218f47fe4dfd-ModemManager.service-JuRf4H /var/tmp/systemd-private-286e069599fe4ee4b357218f47fe4dfd-colord.service-EoT3ah /var/tmp/systemd-private-286e069599fe4ee4b357218f47fe4dfd-power-profiles-daemon.service-nl1hBj /var/tmp/systemd-private-286e069599fe4ee4b357218f47fe4dfd-switcheroo-control.service-xjwDv9 /var/tmp/systemd-private-286e069599fe4ee4b357218f47fe4dfd-systemd-logind.service-zdcygq /var/tmp/systemd-private-286e069599fe4ee4b357218f47fe4dfd-systemd-oomd.service-eBiHwi /var/tmp/systemd-private-286e069599fe4ee4b357218f47fe4dfd-systemd-resolved.service-Z3QkCP /var/tmp/systemd-private-286e069599fe4ee4b357218f47fe4dfd-systemd-timedated.service-sVy7lW /var/tmp/systemd-private-286e069599fe4ee4b357218f47fe4dfd-upower.service-EXvVQB
    1⤵
    • Deletes journal logs
    • Abuse Elevation Control Mechanism: Sudo and Sudo Caching
    • Deletes log files
    PID:1601
  • /usr/bin/rm
    rm -rf /var/log/wtmp
    1⤵
    • Deletes log files
    PID:1625
  • /usr/bin/rm
    rm -rf "/tmp/*"
    1⤵
      PID:1627
    • /usr/bin/rm
      rm -rf /bin/netstat
      1⤵
        PID:1629
      • /usr/bin/pkill
        pkill -9 busybox
        1⤵
        • Reads CPU attributes
        • Reads runtime system information
        PID:1632
      • /usr/bin/pkill
        pkill -9 perl
        1⤵
        • Reads CPU attributes
        • Reads runtime system information
        PID:1634
      • /usr/bin/pkill
        pkill -9 python
        1⤵
        • Reads CPU attributes
        • Reads runtime system information
        PID:1636
      • /usr/sbin/service
        service iptables stop
        1⤵
        • System Network Configuration Discovery
        PID:1638
        • /usr/bin/basename
          basename /usr/sbin/service
          2⤵
            PID:1639
          • /usr/bin/basename
            basename /usr/sbin/service
            2⤵
              PID:1640
            • /usr/bin/sed
              sed -ne "s/\\.socket\\s*[a-z]*\\s*\$/.socket/p"
              2⤵
                PID:1643
              • /usr/bin/systemctl
                systemctl list-unit-files --full "--type=socket"
                2⤵
                  PID:1642
              • /usr/local/sbin/systemctl
                systemctl stop iptables.service
                1⤵
                  PID:1638
                • /usr/local/bin/systemctl
                  systemctl stop iptables.service
                  1⤵
                    PID:1638
                  • /usr/sbin/systemctl
                    systemctl stop iptables.service
                    1⤵
                      PID:1638
                    • /usr/bin/systemctl
                      systemctl stop iptables.service
                      1⤵
                        PID:1638
                      • /sbin/iptables
                        /sbin/iptables -F
                        1⤵
                        • Flushes firewall rules
                        PID:1645
                      • /sbin/iptables
                        /sbin/iptables -X
                        1⤵
                        • Flushes firewall rules
                        PID:1646
                      • /usr/sbin/service
                        service firewalld stop
                        1⤵
                          PID:1648
                          • /usr/bin/basename
                            basename /usr/sbin/service
                            2⤵
                              PID:1649
                            • /usr/bin/basename
                              basename /usr/sbin/service
                              2⤵
                                PID:1650
                              • /usr/bin/sed
                                sed -ne "s/\\.socket\\s*[a-z]*\\s*\$/.socket/p"
                                2⤵
                                  PID:1653
                                • /usr/bin/systemctl
                                  systemctl list-unit-files --full "--type=socket"
                                  2⤵
                                    PID:1652
                                • /usr/local/sbin/systemctl
                                  systemctl stop firewalld.service
                                  1⤵
                                  • Flushes firewall rules
                                  PID:1648
                                • /usr/local/bin/systemctl
                                  systemctl stop firewalld.service
                                  1⤵
                                  • Flushes firewall rules
                                  PID:1648
                                • /usr/sbin/systemctl
                                  systemctl stop firewalld.service
                                  1⤵
                                  • Flushes firewall rules
                                  PID:1648
                                • /usr/bin/systemctl
                                  systemctl stop firewalld.service
                                  1⤵
                                  • Flushes firewall rules
                                  PID:1648
                                • /usr/bin/rm
                                  rm -rf "~/.bash_history"
                                  1⤵
                                    PID:1661

                                  Network

                                  MITRE ATT&CK Enterprise v15

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