Overview

overview

10

Static

static

5

na.elf

ubuntu-20.04-amd64

10

Analysis

  • max time kernel
    5s
  • max time network
    145s
  • platform
    ubuntu-20.04_amd64
  • resource
    ubuntu2004-amd64-20250410-en
  • resource tags

    arch:amd64arch:i386image:ubuntu2004-amd64-20250410-enkernel:5.4.0-169-genericlocale:en-usos:ubuntu-20.04-amd64system
  • submitted
    26/04/2025, 19:50

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General

  • Target
    na.elf
  • Size 425KB
  • Sample250426-ykcedsysaz
  • SHA256 a6bcc59ab0e8f943fb39d25ecdc07b1cbb60589cd01aab2c3f9ae9209d73aff7
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
prometei_elfbotnetdiscoveryminerpersistenceprivilege_escalationstealerupx

Malware Config

Signatures

  • Prometei

    Prometei is a multiplatform botnet used to mine cryptocurrency.

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

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

  • Reads EFI boot settings 1 TTPs 3 IoCs

    Reads EFI boot settings from the efivars filesystem, may contain security secrets or sensitive data.

    stealer
  • 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.

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

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

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

    Reads data from /proc virtual filesystem.

    discovery

Processes

  • /tmp/na.elf
    /tmp/na.elf
    1⤵
    • Deletes itself
    • Modifies hosts file
    • Modifies systemd
    • Write file to user bin folder
    PID:1413
    • /bin/sh
      sh -c "pgrep na.elf"
      2⤵
        PID:1416
        • /usr/bin/pgrep
          pgrep na.elf
          3⤵
          • Reads CPU attributes
          • Reads runtime system information
          PID:1417
      • /bin/sh
        sh -c "pgrep uplugplay"
        2⤵
          PID:1420
          • /usr/bin/pgrep
            pgrep uplugplay
            3⤵
            • Reads CPU attributes
            • Reads runtime system information
            PID:1421
        • /bin/sh
          sh -c "pidof uplugplay"
          2⤵
            PID:1427
            • /usr/bin/pidof
              pidof uplugplay
              3⤵
              • Reads runtime system information
              PID:1428
          • /bin/sh
            sh -c "pgrep upnpsetup"
            2⤵
              PID:1468
              • /usr/bin/pgrep
                pgrep upnpsetup
                3⤵
                • Reads CPU attributes
                • Reads runtime system information
                PID:1469
            • /bin/sh
              sh -c "pidof upnpsetup"
              2⤵
                PID:1472
                • /usr/bin/pidof
                  pidof upnpsetup
                  3⤵
                  • Reads runtime system information
                  PID:1473
              • /bin/sh
                sh -c "systemctl daemon-reload"
                2⤵
                  PID:1474
                  • /usr/bin/systemctl
                    systemctl daemon-reload
                    3⤵
                    • Reads EFI boot settings
                    PID:1475
                • /bin/sh
                  sh -c "systemctl enable uplugplay.service"
                  2⤵
                    PID:1515
                    • /usr/bin/systemctl
                      systemctl enable uplugplay.service
                      3⤵
                      • Reads EFI boot settings
                      PID:1516
                  • /bin/sh
                    sh -c "systemctl start uplugplay.service"
                    2⤵
                      PID:1543
                      • /usr/bin/systemctl
                        systemctl start uplugplay.service
                        3⤵
                        • Reads EFI boot settings
                        PID:1544

                  Network

                        MITRE ATT&CK Enterprise v16

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                        Downloads

                        uplugplay.service
                        • Path /usr/lib/systemd/system/uplugplay.service
                        • Size 145B
                        • SHA256 c655d3d4e374fad38313ec4262207b2d7d68a870238f203ef3c33f85e66c8e32
                        • MD5 SHA1 SHA512
                        Submit Download

                        uplugplay
                        • Path /usr/sbin/uplugplay
                        • Size 425KB
                        • SHA256 a6bcc59ab0e8f943fb39d25ecdc07b1cbb60589cd01aab2c3f9ae9209d73aff7
                        • MD5 SHA1 SHA512 SSDEEP
                        Submit Download