Overview

overview

10

Static

static

7

db0fa4b8db...86.elf

ubuntu-18.04-amd64

10

Sharing

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General

  • Target

    db0fa4b8db0333367e9bda3ab68b8042.x86.elf

  • Size

    32KB

  • Sample

    230531-lkbrmsea25

  • MD5

    61f55cf67c82b9d3fe28b747f327f22a

  • SHA1

    677d68175090638c32075b5d2776c7db493d4816

  • SHA256

    ad3be43a4feb37bf709b20aad0d2ee4df99f273e5f6086383be9fe0d5e7028b6

  • SHA512

    dea5b6392475c0b69da2adfbd60e7193d440bf87763c9649d2163786474a6d8fb56d45517e255982af9309944a093b4fb9963dcee9188e52ca7347e3502ea8d2

  • SSDEEP

    768:7Plc0REzRgcK+UqwoyspZy7TyNBYkXM2qbp5U5fnbcuyD7UiyqV:CdRgci8yiNz6g5fnouy8ZqV

Score
10/10
miraiunstablebotnetdiscoverylinuxupx

Malware Config

Extracted

Family

mirai

Botnet

UNSTABLE

Targets

    • Target

      db0fa4b8db0333367e9bda3ab68b8042.x86.elf

    • Size

      32KB

    • MD5

      61f55cf67c82b9d3fe28b747f327f22a

    • SHA1

      677d68175090638c32075b5d2776c7db493d4816

    • SHA256

      ad3be43a4feb37bf709b20aad0d2ee4df99f273e5f6086383be9fe0d5e7028b6

    • SHA512

      dea5b6392475c0b69da2adfbd60e7193d440bf87763c9649d2163786474a6d8fb56d45517e255982af9309944a093b4fb9963dcee9188e52ca7347e3502ea8d2

    • SSDEEP

      768:7Plc0REzRgcK+UqwoyspZy7TyNBYkXM2qbp5U5fnbcuyD7UiyqV:CdRgci8yiNz6g5fnouy8ZqV

    Score
    10/10
    miraiunstablebotnetdiscovery

    • Mirai

      Mirai is a prevalent Linux malware infecting exposed network devices.

      botnetmirai

    • Contacts a large (203796) amount of remote hosts

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

      discovery

    • Creates a large amount of network flows

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

      discovery

    • Changes its process name

    • Modifies Watchdog functionality

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

    • Writes file to system bin folder

    behavioral1

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

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks