Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    debian-12_armhf
  • resource
    debian12-armhf-20260127-en
  • resource tags

    arch:armhfimage:debian12-armhf-20260127-enkernel:6.1.0-17-armmp-lpaelocale:en-usos:debian-12-armhfsystem
  • submitted
    02/11/2026, 12:20

General

  • Target
    arm7
  • Size 196KB
  • Sample261102-ph62jsbz4j
  • SHA256 8bd2ba21d2cc13916e0d15ac0d0208795926e45ff0977e7bb11553e117014119
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Modifies Watchdog functionality 1 TTPs 2 IoCs

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

  • Creates/modifies Cron job 1 TTPs 1 IoCs

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

  • 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.

  • Changes its process name 1 IoCs
  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

Processes

  • /tmp/arm7
    /tmp/arm7
    1⤵
    • Modifies Watchdog functionality
    • Creates/modifies Cron job
    • Modifies init.d
    • Changes its process name
    • Reads runtime system information
    PID:783

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        procmon

        • Path /etc/init.d/procmon
        • Size 35B
        • SHA256 08b40a23d18baebad00e2e329097c86e417ad0e12371c4d6586b1110a86fb480
        • MD5 SHA1 SHA512

        root

        • Path /var/spool/cron/crontabs/root
        • Size 18B
        • SHA256 51b0336240688b1ab1d0ff432cb1c4ed4ece34c4a59f9b9f817696a13e00195d
        • MD5 SHA1 SHA512