Overview

overview

10

Static

static

1

mips

debian-9-mips

10

Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    debian-9_mips
  • resource
    debian9-mipsbe-20260513-en
  • resource tags

    arch:mipsimage:debian9-mipsbe-20260513-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipssystem
  • submitted
    09/10/2026, 12:20

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General

  • Target
    mips
  • Size 236KB
  • Sample261009-ph62jswtbw
  • SHA256 a1bca91d3e2bd012c3e0dbe88e09062848c1cff602c990a541d7b1c9224ad16e
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defense_evasiondiscoveryexectionexecutionxmrig_linuxminerpersistenceprivilege_escalation

Malware Config

Signatures

  • Family: xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

    minerxmrig_linux
  • Contacts a large (3292) amount of remote hosts 1 TTPs

    This may indicate a network scan to discover remotely running services.

    discovery
  • Creates a large amount of network flows 1 TTPs

    This may indicate a network scan to discover remotely running services.

    discovery
  • Modifies the dynamic linker configuration file 2 TTPs 1 IoCs

    Malware can modify the configuration file of the dynamic linker to preload malicous libraries with every executed process.

    exectionpersistenceprivilege_escalationdefense_evasion
  • Creates/modifies Cron job 1 TTPs 4 IoCs

    Cron allows running tasks on a schedule, and is commonly used for malware persistence.

    executionpersistenceprivilege_escalation
  • Creates/modifies environment variables 1 TTPs 4 IoCs

    Creating/modifying environment variables is a common persistence mechanism.

    persistenceprivilege_escalationdefense_evasion
  • Enumerates active TCP sockets 1 TTPs 1 IoCs

    Gets active TCP sockets from /proc virtual filesystem.

    discovery
  • Enumerates running processes

    Discovers information about currently running processes on the system

  • Modifies init.d 2 TTPs 1 IoCs

    Adds/modifies system service, likely for persistence.

    persistence
  • Modifies rc script 2 TTPs 1 IoCs

    Adding/modifying system rc scripts is a common persistence mechanism.

    persistence
  • Modifies systemd 2 TTPs 1 IoCs

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

    persistenceprivilege_escalation
  • Schedules an At job 1 TTPs 1 IoCs

    Schedules a job to be run using the at command.

    executionpersistenceprivilege_escalation
  • Write file to user bin folder 1 IoCs
    persistence
  • Modifies Bash startup script 2 TTPs 4 IoCs
    persistence
  • Changes its process name 3 IoCs
  • Reads system network configuration 1 TTPs 1 IoCs

    Uses contents of /proc filesystem to enumerate network settings.

    discovery
  • Enumerates kernel/hardware configuration 1 TTPs 2 IoCs

    Reads contents of /sys virtual filesystem to enumerate system information.

    discovery
  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

    discovery
  • System Network Configuration Discovery 1 TTPs 1 IoCs

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

    discovery
  • Writes file to tmp directory 2 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/mips
    /tmp/mips
    1⤵
    • Modifies the dynamic linker configuration file
    • Creates/modifies Cron job
    • Creates/modifies environment variables
    • Enumerates active TCP sockets
    • Modifies init.d
    • Modifies rc script
    • Modifies systemd
    • Write file to user bin folder
    • Modifies Bash startup script
    • Changes its process name
    • Reads system network configuration
    • Reads runtime system information
    • System Network Configuration Discovery
    • Writes file to tmp directory
    PID:707
    • /tmp/mips
      .qv3g vps --guardian
      2⤵
      • Changes its process name
      PID:708
    • /bin/sh
      sh -c "systemctl enable qv3b 2>/dev/null; systemctl start qv3b 2>/dev/null"
      2⤵
        PID:710
        • /bin/systemctl
          systemctl enable qv3b
          3⤵
          • Enumerates kernel/hardware configuration
          • Reads runtime system information
          PID:711
        • /bin/systemctl
          systemctl start qv3b
          3⤵
          • Enumerates kernel/hardware configuration
          • Reads runtime system information
          PID:743
      • /bin/sh
        sh -c "(crontab -l 2>/dev/null; echo '*/5 * * * * /tmp/.qv3b') | crontab - 2>/dev/null"
        2⤵
          PID:746
          • /usr/bin/crontab
            crontab -
            3⤵
            • Creates/modifies Cron job
            PID:748
          • /usr/bin/crontab
            crontab -l
            3⤵
              PID:749
          • /bin/sh
            sh -c "echo '/tmp/.qv3b' | at now + 1 minute 2>/dev/null"
            2⤵
              PID:750
              • /usr/bin/at
                at now + 1 minute
                3⤵
                • Creates/modifies Cron job
                • Schedules an At job
                • Reads runtime system information
                PID:754

          Network

                MITRE ATT&CK Enterprise v16

                Reconnaissance

                Resource Development

                Initial Access

                Execution

                Scheduled Task/Job

                2
                T1053

                At

                1
                T1053.002

                Cron

                1
                T1053.003

                Shared Modules

                1
                T1129

                Persistence

                Boot or Logon Autostart Execution

                4
                T1547

                XDG Autostart Entries

                1
                T1547.013

                Boot or Logon Initialization Scripts

                2
                T1037

                RC Scripts

                2
                T1037.004

                Create or Modify System Process

                1
                T1543

                Systemd Service

                1
                T1543.002

                Event Triggered Execution

                1
                T1546

                Unix Shell Configuration Modification

                1
                T1546.004

                Hijack Execution Flow

                2
                T1574

                Dynamic Linker Hijacking

                1
                T1574.006

                Path Interception by PATH Environment Variable

                1
                T1574.007

                Scheduled Task/Job

                2
                T1053

                At

                1
                T1053.002

                Cron

                1
                T1053.003

                Privilege Escalation

                Boot or Logon Autostart Execution

                4
                T1547

                XDG Autostart Entries

                1
                T1547.013

                Boot or Logon Initialization Scripts

                2
                T1037

                RC Scripts

                2
                T1037.004

                Create or Modify System Process

                1
                T1543

                Systemd Service

                1
                T1543.002

                Event Triggered Execution

                1
                T1546

                Unix Shell Configuration Modification

                1
                T1546.004

                Hijack Execution Flow

                2
                T1574

                Dynamic Linker Hijacking

                1
                T1574.006

                Path Interception by PATH Environment Variable

                1
                T1574.007

                Scheduled Task/Job

                2
                T1053

                At

                1
                T1053.002

                Cron

                1
                T1053.003

                Defense Evasion

                Hijack Execution Flow

                2
                T1574

                Dynamic Linker Hijacking

                1
                T1574.006

                Path Interception by PATH Environment Variable

                1
                T1574.007

                Credential Access

                Discovery

                Network Service Discovery

                2
                T1046

                System Information Discovery

                1
                T1082

                System Network Configuration Discovery

                2
                T1016

                Internet Connection Discovery

                1
                T1016.001

                System Network Connections Discovery

                1
                T1049

                Lateral Movement

                Collection

                Command and Control

                Exfiltration

                Impact

                Replay Monitor

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                Downloads

                qv3b
                • Path /etc/cron.d/qv3b
                • Size 52B
                • SHA256 274cc1e613280698b79e534ad79bebf2cc7aa9d60a7670fc82867797434ceccc
                • MD5 SHA1 SHA512
                Submit Download

                qv3b
                • Path /etc/init.d/qv3b
                • Size 57B
                • SHA256 b70c45c5db1a50913f4447ef09811359aac0500e0598871e11156c2146100c93
                • MD5 SHA1 SHA512 TLSH
                Submit Download

                qv3b.sh
                • Path /etc/profile.d/qv3b.sh
                • Size 13B
                • SHA256 d7429c45f0d22296f3cf22a8d5a8660fb30543faabbfdde1e6e6d513c7d4ae28
                • MD5 SHA1 SHA512
                Submit Download

                qv3b.service
                • Path /etc/systemd/system/qv3b.service
                • Size 142B
                • SHA256 4bd35498b17e206574809f7cb47f5a610741f54d70945d21dc911697c57c6482
                • MD5 SHA1 SHA512 TLSH
                Submit Download

                .qv3alive
                • Path /tmp/.qv3alive
                • Size 1B
                • SHA256 6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b
                • MD5 SHA1 SHA512
                Submit Download

                .qv3b
                • Path /tmp/.qv3b
                • Size 236KB
                • SHA256 a1bca91d3e2bd012c3e0dbe88e09062848c1cff602c990a541d7b1c9224ad16e
                • MD5 SHA1 SHA512 SSDEEP TLSH
                Submit Download

                a0000101c79d45
                • Path /var/spool/cron/atjobs/a0000101c79d45
                • Size 374B
                • SHA256 8267ac6bfa3a962975aa2e84e8ec16778e0c3572b48fb218258550b939009cc6
                • MD5 SHA1 SHA512 TLSH
                Submit Download

                tmp.vMQDWs
                • Path /var/spool/cron/crontabs/tmp.vMQDWs
                • Size 198B
                • SHA256 8ffa7aabc7d11196f7c9cb94bd56a0ac4b759394ef1aec4a3eede6ed8185e2dd
                • MD5 SHA1 SHA512 TLSH
                Submit Download