Analysis

  • max time kernel
    146s
  • max time network
    151s
  • platform
    debian-9_mips
  • resource
    debian9-mipsbe-20240418-en
  • resource tags

    arch:mipsimage:debian9-mipsbe-20240418-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipssystem
  • submitted
    15/04/2025, 01:37

General

  • Target

    0157370c52eb8f81e7f74bc5e9b8bc66117491bb97ac1e74fa7256a7645a076a.elf

  • Size

    74KB

  • MD5

    998bd60ed9634b27d4c9f036a7605ef8

  • SHA1

    a6fdab55047789563a0c659c31385b7d326d5d27

  • SHA256

    0157370c52eb8f81e7f74bc5e9b8bc66117491bb97ac1e74fa7256a7645a076a

  • SHA512

    696bb22ceab0a2a52dc91ed5e00ad63470bec50c5b311fe7fbda0ecebd138af80d97dc6926a571e8fcc31ce7f9f4a3b9bbcb64e1a9dcf8f027b46e108d44c0a6

  • SSDEEP

    1536:k4C3DLunNg6U28HcUt8wnZw8wwj5yoz1/HcH:ATL2NgQquw0ozVw

Malware Config

Signatures

  • Contacts a large (66027) 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/0157370c52eb8f81e7f74bc5e9b8bc66117491bb97ac1e74fa7256a7645a076a.elf
    /tmp/0157370c52eb8f81e7f74bc5e9b8bc66117491bb97ac1e74fa7256a7645a076a.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:710

Network

MITRE ATT&CK Enterprise v16

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