Overview

overview

10

Static

static

7

3128bffe8b...d6.elf

debian-9-armhf

10

Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    debian-9_armhf
  • resource
    debian9-armhf-20221111-en
  • resource tags

    arch:armhfimage:debian9-armhf-20221111-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
  • submitted
    03-05-2023 16:00

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General

  • Target

    3128bffe8b7ec9bcfcf2a761fd4958d6.elf

  • Size

    48KB

  • MD5

    3128bffe8b7ec9bcfcf2a761fd4958d6

  • SHA1

    b938e0e0aca26825d991abd489f5bc07f81447b4

  • SHA256

    f37156d08947cadc02b422cd99d539f8599dcabce959838cd77aa510060195ff

  • SHA512

    11f0c59836cbc22b569bafda7e92276f34185f3ede5fce6eb61d5c8b16b5afb7777da3a4f6e5f50879bf3e661fe4cd3d6d56d3ea9d27e74252349c128502c48c

  • SSDEEP

    1536:zzIVF/thIhT9sqavNL9YdyNXV7yixQnHY:zzkb8RsqalL90yNXV+ix64

Score
10/10
miraibotnetbotnetdiscovery

Malware Config

Extracted

Family

mirai

Botnet

BOTNET

C2

cnc.kintaro.cc

Signatures

  • Mirai

    Mirai is a prevalent Linux malware infecting exposed network devices.

    botnetmirai
  • Contacts a large (94468) 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.

  • 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 64 IoCs

    Reads data from /proc virtual filesystem.

Processes

  • /tmp/3128bffe8b7ec9bcfcf2a761fd4958d6.elf
    /tmp/3128bffe8b7ec9bcfcf2a761fd4958d6.elf
    1⤵
    • Changes its process name
    • Enumerates active TCP sockets
    • Reads system network configuration
    • Reads runtime system information
    PID:367

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Impair Defenses

1
T1562

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/367-1-0x00008000-0x000255ec-memory.dmp
    Download