Overview

overview

10

Static

static

1

test.sh

ubuntu-18.04-amd64

10

test.sh

debian-9-armhf

10

test.sh

debian-9-mips

10

test.sh

debian-9-mipsel

10

Sharing

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General

  • Target
    test.sh
  • Size 5KB
  • Sample260831-v6vlbaxeqa
  • SHA256 75f1acc1a43b319031abd03d6d6d14241e0574c50e6bc6e553201348cf8d3873
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
mettleantivmbackdoordefense_evasiondiscoveryexecutionlinuxpersistenceprivilege_escalation

Malware Config

Targets

    • Target
      test.sh
    • Size 5KB
    • SHA256 75f1acc1a43b319031abd03d6d6d14241e0574c50e6bc6e553201348cf8d3873
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    backdoordefense_evasiondiscoveryexecutionmettlepersistenceprivilege_escalationantivm

    • Detects Mettle payload

    • Family: Mettle

      Mettle is an open-source Meterpreter payload for Linux.

      backdoormettle

    • File and Directory Permissions Modification

      Adversaries may modify file or directory permissions to evade defenses.

      defense_evasion

    • Creates/modifies Cron job

      Cron allows running tasks on a schedule, and is commonly used for malware persistence.

      executionpersistenceprivilege_escalation

    • Modifies systemd

      Adds/ modifies systemd service files. Likely to achieve persistence.

      persistenceprivilege_escalation
    behavioral1behavioral2behavioral3behavioral4

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1
T1053

Cron

1
T1053.003

Persistence

Boot or Logon Autostart Execution

1
T1547

XDG Autostart Entries

1
T1547.013

Create or Modify System Process

1
T1543

Systemd Service

1
T1543.002

Scheduled Task/Job

1
T1053

Cron

1
T1053.003

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

XDG Autostart Entries

1
T1547.013

Create or Modify System Process

1
T1543

Systemd Service

1
T1543.002

Scheduled Task/Job

1
T1053

Cron

1
T1053.003

Defense Evasion

File and Directory Permissions Modification

1
T1222

Linux and Mac File and Directory Permissions Modification

1
T1222.002

Virtualization/Sandbox Evasion

1
T1497

System Checks

1
T1497.001

Credential Access

Discovery

System Information Discovery

1
T1082

Virtualization/Sandbox Evasion

1
T1497

System Checks

1
T1497.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks