Analysis

  • max time kernel
    151s
  • max time network
    153s
  • platform
    debian-12_mipsel
  • resource
    debian12-mipsel-20240221-en
  • resource tags

    arch:mipselimage:debian12-mipsel-20240221-enkernel:6.1.0-17-4kc-maltalocale:en-usos:debian-12-mipselsystem
  • submitted
    23/03/2025, 02:52

General

  • Target

    mpsl.elf

  • Size

    82KB

  • MD5

    d10cde406bb6e741caa075ae3eb1b59b

  • SHA1

    3b8761c325ff59e67ced6151d5c0b483e7009ff0

  • SHA256

    33aaa80f492242f0a5e3e8edec511d11b09910e21d044b7425f2b19c79885275

  • SHA512

    d475ae20989beac90cb6bd51b2a91536880af3c07c7a5e5de5210670ee0292e599871488659fbf99206aaf1e99e19b5344ef936a0a602abffdf62b4473edb48d

  • SSDEEP

    768:Awr5KJUlYduHE4gJT9LZjVrZsWESEm8u7epaA8tFcxqRxqrcveTE5y3odGbsB6fX:Awr5c8pa4it85gHsMq9Io/4KNg93

Malware Config

Signatures

  • 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.

  • Reads process memory 1 TTPs 14 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.

Processes

  • /tmp/mpsl.elf
    /tmp/mpsl.elf
    1⤵
    • Modifies Watchdog functionality
    • Enumerates active TCP sockets
    • Reads process memory
    • Changes its process name
    • Reads system network configuration
    PID:741

Network

MITRE ATT&CK Enterprise v15

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