Overview

overview

10

Static

static

7

42eca5af3e...97.elf

debian-9-mipsel

10

Analysis

  • max time kernel
    151s
  • max time network
    155s
  • platform
    linux_mipsel
  • resource
    debian9-mipsel-en-20211208
  • resource tags

    arch:mipselimage:debian9-mipsel-en-20211208kernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipselsystem
  • submitted
    30-04-2023 21:48

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General

  • Target

    42eca5af3ea9b13d88404974c1720197.elf

  • Size

    44KB

  • MD5

    42eca5af3ea9b13d88404974c1720197

  • SHA1

    4caa835eefa6ad74817384123292814cad31149e

  • SHA256

    e049a4f5e8bccb9767124feb8a4eb55ab4715194630efabfa66ff929a3217cbf

  • SHA512

    763e72ac779f305d64b135f5a4bcf6feba4dbc5274b51236a2447f8f7aeb2613be0fdd3593fd1f596b30736c04011b7ffea9077244900e3c7a4205ead8ce96ec

  • SSDEEP

    768:fJS4GmW3BHKBa0BJXEALN5oSWgjYS62j5Zg3lyReMGXTUAiflWz:bGmqga0BJXEALNWghjaly0PTUAis

Score
10/10
miraikytonbotnetdiscovery

Malware Config

Extracted

Family

mirai

Botnet

KYTON

Signatures

  • Mirai

    Mirai is a prevalent Linux malware infecting exposed network devices.

    botnetmirai
  • Contacts a large (112284) amount of remote hosts 1 TTPs

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

    discovery
  • Creates a large amount of network flows 1 TTPs

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

    discovery
  • Modifies the Watchdog daemon 1 TTPs

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

  • Writes file to system bin folder 1 TTPs 1 IoCs
  • Changes its process name 1 IoCs
  • Enumerates active TCP sockets 1 TTPs 1 IoCs

    Gets active TCP sockets from /proc virtual filesystem.

  • Reads system network configuration 1 TTPs 1 IoCs

    Uses contents of /proc filesystem to enumerate network settings.

  • Reads runtime system information 1 IoCs

    Reads data from /proc virtual filesystem.

Processes

  • /tmp/42eca5af3ea9b13d88404974c1720197.elf
    /tmp/42eca5af3ea9b13d88404974c1720197.elf
    1⤵
    • Changes its process name
    PID:336

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Hijack Execution Flow

1
T1574

Privilege Escalation

Hijack Execution Flow

1
T1574

Defense Evasion

Impair Defenses

1
T1562

Hijack Execution Flow

1
T1574

Credential Access

Discovery

Network Service Scanning

2
T1046

System Network Connections Discovery

1
T1049

System Network Configuration Discovery

1
T1016

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • memory/336-1-0x00400000-0x00463f7c-memory.dmp
    Download