MITRE ATT&CK Technique
Reconnaissance T1592
Description

Adversaries may gather information about the victim's hosts that can be used during targeting. Information about hosts may include a variety of details, including administrative data (ex: name, assigned IP, functionality, etc.) as well as specifics regarding its configuration (ex: operating system, language, etc.). Adversaries may gather this information in various ways, such as direct collection actions via [Active Scanning](https://attack.mitre.org/techniques/T1595) or [Phishing for Information](https://attack.mitre.org/techniques/T1598). Adversaries may also compromise sites then include malicious content designed to collect host information from visitors.(Citation: ATT ScanBox) Information about hosts may also be exposed to adversaries via online or other accessible data sets (ex: [Social Media](https://attack.mitre.org/techniques/T1593/001) or [Search Victim-Owned Websites](https://attack.mitre.org/techniques/T1594)). Gathering this information may reveal opportunities for other forms of reconnaissance (ex: [Search Open Websites/Domains](https://attack.mitre.org/techniques/T1593) or [Search Open Technical Databases](https://attack.mitre.org/techniques/T1596)), establishing operational resources (ex: [Develop Capabilities](https://attack.mitre.org/techniques/T1587) or [Obtain Capabilities](https://attack.mitre.org/techniques/T1588)), and/or initial access (ex: [Supply Chain Compromise](https://attack.mitre.org/techniques/T1195) or [External Remote Services](https://attack.mitre.org/techniques/T1133)). Adversaries may also gather victim host information via User-Agent HTTP headers, which are sent to a server to identify the application, operating system, vendor, and/or version of the requesting user agent. This can be used to inform the adversary’s follow-on action. For example, adversaries may check user agents for the requesting operating system, then only serve malware for target operating systems while ignoring others.(Citation: TrellixQakbot)

Supported Platforms
PRE
Created

April 29, 2026

Last Updated

April 29, 2026

STIX Data
{'created': '2020-10-02T16:39:33.966Z',
 'created_by_ref': 'identity--c78cb6e5-0c4b-4611-8297-d1b8b55e40b5',
 'description': "Adversaries may gather information about the victim's hosts "
                'that can be used during targeting. Information about hosts '
                'may include a variety of details, including administrative '
                'data (ex: name, assigned IP, functionality, etc.) as well as '
                'specifics regarding its configuration (ex: operating system, '
                'language, etc.).\n'
                '\n'
                'Adversaries may gather this information in various ways, such '
                'as direct collection actions via [Active '
                'Scanning](https://attack.mitre.org/techniques/T1595) or '
                '[Phishing for '
                'Information](https://attack.mitre.org/techniques/T1598). '
                'Adversaries may also compromise sites then include malicious '
                'content designed to collect host information from '
                'visitors.(Citation: ATT ScanBox) Information about hosts may '
                'also be exposed to adversaries via online or other accessible '
                'data sets (ex: [Social '
                'Media](https://attack.mitre.org/techniques/T1593/001) or '
                '[Search Victim-Owned '
                'Websites](https://attack.mitre.org/techniques/T1594)). '
                'Gathering this information may reveal opportunities for other '
                'forms of reconnaissance (ex: [Search Open '
                'Websites/Domains](https://attack.mitre.org/techniques/T1593) '
                'or [Search Open Technical '
                'Databases](https://attack.mitre.org/techniques/T1596)), '
                'establishing operational resources (ex: [Develop '
                'Capabilities](https://attack.mitre.org/techniques/T1587) or '
                '[Obtain '
                'Capabilities](https://attack.mitre.org/techniques/T1588)), '
                'and/or initial access (ex: [Supply Chain '
                'Compromise](https://attack.mitre.org/techniques/T1195) or '
                '[External Remote '
                'Services](https://attack.mitre.org/techniques/T1133)).\n'
                '\n'
                'Adversaries may also gather victim host information via '
                'User-Agent HTTP headers, which are sent to a server to '
                'identify the application, operating system, vendor, and/or '
                'version of the requesting user agent. This can be used to '
                'inform the adversary’s follow-on action. For example, '
                'adversaries may check user agents for the requesting '
                'operating system, then only serve malware for target '
                'operating systems while ignoring others.(Citation: '
                'TrellixQakbot)',
 'external_references': [{'external_id': 'T1592',
                          'source_name': 'mitre-attack',
                          'url': 'https://attack.mitre.org/techniques/T1592'},
                         {'description': 'Blasco, J. (2014, August 28). '
                                         'Scanbox: A Reconnaissance Framework '
                                         'Used with Watering Hole Attacks. '
                                         'Retrieved October 19, 2020.',
                          'source_name': 'ATT ScanBox',
                          'url': 'https://cybersecurity.att.com/blogs/labs-research/scanbox-a-reconnaissance-framework-used-on-watering-hole-attacks'},
                         {'description': 'Pham Duy Phuc, John Fokker J.E., '
                                         'Alejandro Houspanossian and '
                                         'Mathanraj Thangaraju. (2023, March '
                                         '7). Qakbot Evolves to OneNote '
                                         'Malware Distribution. Retrieved '
                                         'August 1, 2024.',
                          'source_name': 'TrellixQakbot',
                          'url': 'https://www.trellix.com/blogs/research/qakbot-evolves-to-onenote-malware-distribution/'},
                         {'description': 'ThreatConnect. (2020, December 15). '
                                         'Infrastructure Research and Hunting: '
                                         'Boiling the Domain Ocean. Retrieved '
                                         'October 12, 2021.',
                          'source_name': 'ThreatConnect Infrastructure Dec '
                                         '2020',
                          'url': 'https://threatconnect.com/blog/infrastructure-research-hunting/'}],
 'id': 'attack-pattern--09312b1a-c3c6-4b45-9844-3ccc78e5d82f',
 'kill_chain_phases': [{'kill_chain_name': 'mitre-attack',
                        'phase_name': 'reconnaissance'}],
 'modified': '2025-10-24T17:48:21.583Z',
 'name': 'Gather Victim Host Information',
 'object_marking_refs': ['marking-definition--fa42a846-8d90-4e51-bc29-71d5b4802168'],
 'revoked': False,
 'spec_version': '2.1',
 'type': 'attack-pattern',
 'x_mitre_attack_spec_version': '3.2.0',
 'x_mitre_contributors': ['Sam Seabrook, Duke Energy'],
 'x_mitre_deprecated': False,
 'x_mitre_detection': '',
 'x_mitre_domains': ['enterprise-attack'],
 'x_mitre_is_subtechnique': False,
 'x_mitre_modified_by_ref': 'identity--c78cb6e5-0c4b-4611-8297-d1b8b55e40b5',
 'x_mitre_platforms': ['PRE'],
 'x_mitre_version': '1.2'}
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