sigmahighHunting

JexBoss Command Sequence

Detects suspicious command sequence that JexBoss

MITRE ATT&CK

execution

Detection Query

keywords:
  "|all":
    - bash -c /bin/bash
    - "&/dev/tcp/"
condition: keywords

Author

Florian Roth (Nextron Systems)

Created

2017-08-24

Data Sources

linux

Platforms

linux

References

https://www.us-cert.gov/ncas/analysis-reports/AR18-312A

Tags

attack.executionattack.t1059.004

Raw Content

title: JexBoss Command Sequence
id: 8ec2c8b4-557a-4121-b87c-5dfb3a602fae
status: test
description: Detects suspicious command sequence that JexBoss
references:
    - https://www.us-cert.gov/ncas/analysis-reports/AR18-312A
author: Florian Roth (Nextron Systems)
date: 2017-08-24
modified: 2025-11-22
tags:
    - attack.execution
    - attack.t1059.004
logsource:
    product: linux
detection:
    keywords:
        '|all':
            - 'bash -c /bin/bash'
            - '&/dev/tcp/'
    condition: keywords
falsepositives:
    - Unknown
level: high