Overview

overview

10

Static

static

10

9b2c1555ec...b6.elf

debian-9-armhf

9

Analysis

  • max time kernel
    149s
  • max time network
    160s
  • platform
    debian-9_armhf
  • resource
    debian9-armhf-20240611-en
  • resource tags

    arch:armhfimage:debian9-armhf-20240611-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
  • submitted
    20/03/2025, 03:52

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General

  • Target

    9b2c1555ec6fdf5ef324ae712df57e49ddbe66b821f437c9b7df37950ec2dbb6.elf

  • Size

    60KB

  • MD5

    9b4de4d4341f1ea8f5ba6f0fcfb1bee8

  • SHA1

    200cec8d2413a153f3a11293f5b2451010f06474

  • SHA256

    9b2c1555ec6fdf5ef324ae712df57e49ddbe66b821f437c9b7df37950ec2dbb6

  • SHA512

    941eb58197b2f194874e9dc4027b5593526257c137c378246a232e2c44560ce09236a35ee10d67d1ba7acc408852b3fe61254dc8f1e702b7cc8d6c0d1f60e2ab

  • SSDEEP

    1536:2W7iFfylT3vVpLs8a7xZEtgRilzsuXPbbBR:V7iFknD6eIil4uXPb

Score
9/10
credential_accessdefense_evasiondiscovery

Malware Config

Signatures

  • Contacts a large (31083) 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 Watchdog functionality 1 TTPs 2 IoCs

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

    defense_evasion
  • Renames itself 1 IoCs
  • Unexpected DNS network traffic destination 1 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • 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

  • Reads process memory 1 TTPs 64 IoCs

    Read the memory of a process through the /proc virtual filesystem. This can be used to steal credentials.

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

    Uses contents of /proc filesystem to enumerate network settings.

    discovery
  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

    discovery

Processes

  • /tmp/9b2c1555ec6fdf5ef324ae712df57e49ddbe66b821f437c9b7df37950ec2dbb6.elf
    /tmp/9b2c1555ec6fdf5ef324ae712df57e49ddbe66b821f437c9b7df37950ec2dbb6.elf
    1⤵
    • Modifies Watchdog functionality
    • Renames itself
    • Enumerates active TCP sockets
    • Reads process memory
    • Changes its process name
    • Reads system network configuration
    • Reads runtime system information
    PID:658

Network

MITRE ATT&CK Enterprise v15

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