Overview

overview

10

Static

static

7

b3astmode.x86

ubuntu-18.04-amd64

10

Sharing

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General

  • Target

    b3astmode.x86

  • Size

    27KB

  • Sample

    230429-hrtn9aab47

  • MD5

    03131d436afb62e6632944dae320979f

  • SHA1

    db78ded95196d8e671b2f2136e90427885788715

  • SHA256

    da62b86b8ccb705b060d91a343fd58c2bccd0118b1f9d2ff2a883c2ead091c5e

  • SHA512

    ca3a26af5730ca43ff53544a23066e098dd4862f7ce627905d11b3d7ac89c00a597720d8c3134639314af89318f538270d68133c771de709cf729a94222897e6

  • SSDEEP

    384:MAZ83WvukT8nkIhpEIsYlDd4aIefzm70u9fAhCPj14AaJFA0jHIjW9GgD4duxlfC:j+Wv/CnpEQgefzMZUkRvVi4zGYtT3Ay

Score
10/10
miraiunstbotnetdiscoverylinuxupx

Malware Config

Extracted

Family

mirai

Botnet

UNST

Targets

    • Target

      b3astmode.x86

    • Size

      27KB

    • MD5

      03131d436afb62e6632944dae320979f

    • SHA1

      db78ded95196d8e671b2f2136e90427885788715

    • SHA256

      da62b86b8ccb705b060d91a343fd58c2bccd0118b1f9d2ff2a883c2ead091c5e

    • SHA512

      ca3a26af5730ca43ff53544a23066e098dd4862f7ce627905d11b3d7ac89c00a597720d8c3134639314af89318f538270d68133c771de709cf729a94222897e6

    • SSDEEP

      384:MAZ83WvukT8nkIhpEIsYlDd4aIefzm70u9fAhCPj14AaJFA0jHIjW9GgD4duxlfC:j+Wv/CnpEQgefzMZUkRvVi4zGYtT3Ay

    Score
    10/10
    miraiunstbotnetdiscovery

    • Mirai

      Mirai is a prevalent Linux malware infecting exposed network devices.

      botnetmirai

    • Contacts a large (69098) 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

    • Modifies the Watchdog daemon

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

    • Enumerates active TCP sockets

      Gets active TCP sockets from /proc virtual filesystem.

    • Reads system network configuration

      Uses contents of /proc filesystem to enumerate network settings.

    • Reads runtime system information

      Reads data from /proc virtual filesystem.

    behavioral1

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

Tasks