Analysis

  • max time kernel
    123s
  • max time network
    154s
  • platform
    debian-9_mips
  • resource
    debian9-mipsbe-20240611-en
  • resource tags

    arch:mipsimage:debian9-mipsbe-20240611-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipssystem
  • submitted
    08/03/2025, 13:54

General

  • Target

    d062f272fc6c0dfafbe1e5f36191f0806685c7331a06a4728e153953d512df31.elf

  • Size

    50KB

  • MD5

    234e1f7d3eb2f996d2db9d7fc998fe98

  • SHA1

    ff06b027a462f1e7295e6b85762e331554fc7586

  • SHA256

    d062f272fc6c0dfafbe1e5f36191f0806685c7331a06a4728e153953d512df31

  • SHA512

    87270432a2025637fcf9bf6bcb747334adadd7000f5adb8a505f7aa1deea58f203ba98bd57acacc43c4d7587dffbebed65326bb17cb9f52322f24c65cba1239a

  • SSDEEP

    768:YF8t7FeD2dgjFlA3J9YbpVJnicUnvBwDsi1VJJwdwewxawywtawQj4YwQn7dxr9x:My7Fs2e8uwnGcj4E7dxhkRE1Tu60Vi

Malware Config

Signatures

  • Contacts a large (11896) amount of remote hosts 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.

  • Creates a large amount of network flows 1 TTPs

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

  • 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/d062f272fc6c0dfafbe1e5f36191f0806685c7331a06a4728e153953d512df31.elf
    /tmp/d062f272fc6c0dfafbe1e5f36191f0806685c7331a06a4728e153953d512df31.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:712

Network

MITRE ATT&CK Enterprise v15

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