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Analysis

  • max time kernel
    109s
  • max time network
    152s
  • 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
    07/03/2025, 04:04

General

  • Target

    494100c806fe62f35ed5c3be8beff7469d490f0ab1f0bb7e48cff5ee2338c704.elf

  • Size

    78KB

  • MD5

    99154e7a3a17fd455bc0131558ac9ca5

  • SHA1

    e05cb68fb3ef86f8ed9b33464447931c976d19d2

  • SHA256

    494100c806fe62f35ed5c3be8beff7469d490f0ab1f0bb7e48cff5ee2338c704

  • SHA512

    9312a49e34448c583541993b9778fa033abeddb62588b6e609c71e4a2db6af64dc0bc886cde06e391997fb40deaa65ee89133ccf718ec273e8c00dc629c46273

  • SSDEEP

    1536:dhnAdZrtZo+xc8GvGaA4opT/p9t4KCfp9E6dgNtR9iC8Q+dlMUEi7K+aIGD:0Z5Zu8GvGaA40T/+KCfpqGgNtR9iCAlQ

Malware Config

Signatures

  • Contacts a large (164910) amount of remote hosts 1 TTPs

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

  • Creates a large amount of network flows 1 TTPs

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

  • Modifies Watchdog functionality 1 TTPs 2 IoCs

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

  • 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.

  • 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.

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

    Uses contents of /proc filesystem to enumerate network settings.

  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

Processes

  • /tmp/494100c806fe62f35ed5c3be8beff7469d490f0ab1f0bb7e48cff5ee2338c704.elf
    /tmp/494100c806fe62f35ed5c3be8beff7469d490f0ab1f0bb7e48cff5ee2338c704.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:673

Network

MITRE ATT&CK Enterprise v15

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