Analysis

  • max time kernel
    123s
  • max time network
    150s
  • 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
    29-10-2024 19:06

General

  • Target

    belks.mips.elf

  • Size

    91KB

  • MD5

    136dd80aed610d45bbe9449a770b1571

  • SHA1

    dbcf3f00cb344527c39d990f27d3fee563630a75

  • SHA256

    b08b58acb44d6d8fd3c188b2218e17d62b9a13bef589a728beab257a0a07064d

  • SHA512

    f3aeffab5b4199c0cb0d34578c274dde3e286b49f307e075af6a9313c6fe69583f80c8ae15e10238fe27c7d4fc3a82cec5b18f3715eda4c2ae0ffe439d6bde7b

  • SSDEEP

    1536:r7bil4kcwdrxb4+ba5vRE/ENLnz13ugYnTFR+LHuKxgL+Pn9G:bilzxbVMQEdnz1+g4R+LHuKCqc

Malware Config

Signatures

  • Contacts a large (132036) 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.

  • Enumerates active TCP sockets 1 TTPs 1 IoCs

    Gets active TCP sockets from /proc virtual filesystem.

  • 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 22 IoCs

    Reads data from /proc virtual filesystem.

  • System Network Configuration Discovery 1 TTPs 1 IoCs

    Adversaries may gather information about the network configuration of a system.

Processes

  • /tmp/belks.mips.elf
    /tmp/belks.mips.elf
    1⤵
    • Modifies Watchdog functionality
    • Enumerates active TCP sockets
    • Changes its process name
    • Reads system network configuration
    • Reads runtime system information
    • System Network Configuration Discovery
    PID:705

Network

MITRE ATT&CK Enterprise v15

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