Overview

overview

10

Static

static

10

5212d8b358...7f.elf

debian-9-armhf

9

Analysis

  • max time kernel
    81s
  • max time network
    150s
  • platform
    debian-9_armhf
  • resource
    debian9-armhf-20240729-en
  • resource tags

    arch:armhfimage:debian9-armhf-20240729-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
  • submitted
    15/04/2025, 01:18

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General

  • Target

    5212d8b358f20bf2332656390509a6327585b9b58f70a13c1158af7666ac7c7f.elf

  • Size

    56KB

  • MD5

    4364490e43282a3ce22f4f1dd9b8c083

  • SHA1

    5d1b6a049b7af4bb64b85b4598adca346f8bc15e

  • SHA256

    5212d8b358f20bf2332656390509a6327585b9b58f70a13c1158af7666ac7c7f

  • SHA512

    18d01c2d9f8d76c71513d8b689a7111bfdc71bbbd77dbed10fbbfa85b59aa4fa7f3e37a81f603077e24d8fb5e07d863ca5fc68f4693772c664b5da04e6dfea70

  • SSDEEP

    1536:GFu1YDiTwVNrHyQlr4ioErp5XcXqrzVIVcI:GF8YRzLtZrv8CzVIVD

Score
9/10
credential_accessdefense_evasiondiscovery

Malware Config

Signatures

  • Contacts a large (66999) 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 16 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/5212d8b358f20bf2332656390509a6327585b9b58f70a13c1158af7666ac7c7f.elf
    /tmp/5212d8b358f20bf2332656390509a6327585b9b58f70a13c1158af7666ac7c7f.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:639

Network

MITRE ATT&CK Enterprise v16

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