Analysis

  • max time kernel
    5s
  • max time network
    144s
  • platform
    ubuntu-22.04_amd64
  • resource
    ubuntu2204-amd64-20250307-en
  • resource tags

    arch:amd64arch:i386image:ubuntu2204-amd64-20250307-enkernel:5.15.0-105-genericlocale:en-usos:ubuntu-22.04-amd64system
  • submitted
    28/03/2025, 17:28

General

  • Target

    na.elf

  • Size

    425KB

  • MD5

    9dedbf4be6b5bf234a26de159f605cb0

  • SHA1

    39870ac62deac3cbd38557dd9fa0e8a13673267b

  • SHA256

    0fd40d2ef17e10df7672c476f319f1ebcef3be1e12c7db0dddc65716a469f4da

  • SHA512

    97d686588289a51ef62c544ced55e796d997e67654637e6b0bd752d464ad93fd810533de3f59a716bcf868c10b157bc9888c9748bdaaa2ff8cb52b7d8be09763

  • SSDEEP

    6144:63fxS1fHETSACF2Gzm5DVvSHrKKRH4SCra+HWMiFbcAOXmb4Dsi6wwcitgH:25WOSACZSV6eKRH5EPiamb4DsDwwcX

Malware Config

Signatures

  • Prometei

    Prometei is a multiplatform botnet used to mine cryptocurrency.

  • Prometei_elf family
  • Deletes itself 1 IoCs
  • Modifies hosts file 1 IoCs

    Adds to hosts file used for mapping hosts to IP addresses.

  • Enumerates running processes

    Discovers information about currently running processes on the system

  • Modifies systemd 2 TTPs 1 IoCs

    Adds/ modifies systemd service files. Likely to achieve persistence.

  • Write file to user bin folder 1 IoCs
  • UPX packed file 1 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Reads CPU attributes 1 TTPs 3 IoCs
  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

Processes

  • /tmp/na.elf
    /tmp/na.elf
    1⤵
    • Deletes itself
    • Modifies hosts file
    • Modifies systemd
    • Write file to user bin folder
    PID:1569
    • /bin/sh
      sh -c "pgrep na.elf"
      2⤵
        PID:1572
        • /usr/bin/pgrep
          pgrep na.elf
          3⤵
          • Reads CPU attributes
          • Reads runtime system information
          PID:1573
      • /bin/sh
        sh -c "pgrep uplugplay"
        2⤵
          PID:1576
          • /usr/bin/pgrep
            pgrep uplugplay
            3⤵
            • Reads CPU attributes
            • Reads runtime system information
            PID:1577
        • /bin/sh
          sh -c "pidof uplugplay"
          2⤵
            PID:1583
            • /usr/bin/pidof
              pidof uplugplay
              3⤵
              • Reads runtime system information
              PID:1584
          • /bin/sh
            sh -c "pgrep upnpsetup"
            2⤵
              PID:1587
              • /usr/bin/pgrep
                pgrep upnpsetup
                3⤵
                • Reads CPU attributes
                • Reads runtime system information
                PID:1588
            • /bin/sh
              sh -c "pidof upnpsetup"
              2⤵
                PID:1591
                • /usr/bin/pidof
                  pidof upnpsetup
                  3⤵
                  • Reads runtime system information
                  PID:1592
              • /bin/sh
                sh -c "systemctl daemon-reload"
                2⤵
                  PID:1593
                  • /usr/bin/systemctl
                    systemctl daemon-reload
                    3⤵
                      PID:1594
                  • /bin/sh
                    sh -c "systemctl enable uplugplay.service"
                    2⤵
                      PID:1628
                      • /usr/bin/systemctl
                        systemctl enable uplugplay.service
                        3⤵
                          PID:1629
                      • /bin/sh
                        sh -c "systemctl start uplugplay.service"
                        2⤵
                          PID:1665
                          • /usr/bin/systemctl
                            systemctl start uplugplay.service
                            3⤵
                              PID:1666

                        Network

                        MITRE ATT&CK Enterprise v15

                        Replay Monitor

                        Loading Replay Monitor...

                        Downloads

                        • /usr/lib/systemd/system/uplugplay.service

                          Filesize

                          145B

                          MD5

                          8ca62d1f47880bce036c2956c9b7b272

                          SHA1

                          3bcc3a5c4fcc5b0d08c4524a59f6b8e113b62060

                          SHA256

                          c655d3d4e374fad38313ec4262207b2d7d68a870238f203ef3c33f85e66c8e32

                          SHA512

                          4cd2d9d67151fa25e833707dee2442c4a5f752053fc2c36ec73c0e2b734c66ca69c63fceb47714d9add5b9fe2eee1e45be5199e2cae7c26173e766b333877da6

                        • /usr/sbin/uplugplay

                          Filesize

                          425KB

                          MD5

                          9dedbf4be6b5bf234a26de159f605cb0

                          SHA1

                          39870ac62deac3cbd38557dd9fa0e8a13673267b

                          SHA256

                          0fd40d2ef17e10df7672c476f319f1ebcef3be1e12c7db0dddc65716a469f4da

                          SHA512

                          97d686588289a51ef62c544ced55e796d997e67654637e6b0bd752d464ad93fd810533de3f59a716bcf868c10b157bc9888c9748bdaaa2ff8cb52b7d8be09763