T0873.001: Siemens Project File Format
Adversaries may infect Siemens PLC project files (i.e., Step 7, WinCC, etc.) to achieve Execution, Persistence, and Lateral Movement objectives. Adversaries may modify an existing project file or bring their own project files into the environment.[1]
The ability for an adversary to deploy an infected project file relies on access to a workstation with Siemens PLC programming software installed on it from which a program download can be performed.
Security context for executives and security teams
T0873.001: Siemens Project File Format describes Adversaries may infect Siemens PLC project files (i.e., Step 7, WinCC, etc.) to achieve [Execution](https://attack.mitre.org/tactics/TA0104), [Persistence](https://attack.mitre.org/tactics/TA0110), and [Lateral Movement](https://attack.mitre.org/tactics/TA0109) objectives. Adversaries may modify an existing project file or bring their own project files into the environment.(Citation: Nicolas Falliere, Liam O Murchu, Eric Chien February 2011) The ability for an adversary to deploy an infected project file relies on ...
Executive priority
T0873.001: Siemens Project File Format is an official MITRE ATT&CK technique. Glexia treats it as defensive behavior context for prioritizing monitoring, control validation, and response planning without using the object by itself as an attribution claim.
Technical view
Security teams should validate T0873.001: Siemens Project File Format by reviewing the official ATT&CK relationships, mapped tactics (persistence), supported platforms (the platforms named in the official object), and available local telemetry before making detection or mitigation decisions.
Likely telemetry
- Official ATT&CK relationships and object metadata
- Identity, privilege, and authentication events
Detection direction
- Validate whether T0873.001: Siemens Project File Format appears in your detection coverage and tabletop scenarios.
- Use the object to align executive risk language with SOC, incident response, and detection engineering work.
- Do not treat ATT&CK relationship context as attribution without corroborating evidence.
Mitigation priorities
- Map the object to existing controls and identify missing telemetry or response ownership.
- Prioritize mitigations that reduce exposure on the listed platforms and tactics.
- Review adjacent ATT&CK relationships before changing policy, detections, or reporting language.
Additional notes and limits
Baseline Glexia take generated from the official MITRE ATT&CK STIX object, source hash, tactics, platforms, and detection fields. It is safe to replace with a richer model-generated take for the same source hash later.
This baseline take is source-grounded and schema-validated, but it does not include environment-specific telemetry, incident evidence, or threat-intelligence corroboration.
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Siemens Project File Format
Adversaries may infect Siemens PLC project files (i.e., Step 7, WinCC, etc.) to achieve Execution, Persistence, and Lateral Movement objectives. Adversaries may modify an existing project file or bring their own project files into the environment.[1]
The ability for an adversary to deploy an infected project file relies on access to a workstation with Siemens PLC programming software installed on it from which a program download can be performed.
How security teams should use this page
Treat this object as behavior context, not an attribution claim. Validate the related groups, software, data sources, and mitigations against official ATT&CK relationships and your own telemetry before making control-coverage decisions.
Related techniques
This mirrors the MITRE pattern of making group, software, campaign, and technique relationships scannable. Relationship notes come from mirrored ATT&CK relationship text when available.
| Domain | ID | Name | Relationship / procedure |
|---|---|---|---|
| ICS | T0873 | Project File Infection | This object subtechnique of Project File Infection. |
Groups, software, and campaigns
S0603: Stuxnet
Stuxnet was the first publicly reported malware to specifically target industrial control systems devices. Stuxnet is a large and complex malware that utilized multiple behaviors, including numerous zero-day vulnerabilities, a sophisticated Windows rootkit, and network infection routines.[1][2][3][4] Stuxnet was discovered in 2010, with some components being used as early as November 2008.[1]
All related ATT&CK context
Mitigation direction
Object version and sync metadata
The fields below describe the current mirrored snapshot. When Glexia retains multiple ATT&CK source imports, you can open the table to compare the same object across releases (hashes and MITRE timestamps). For MITRE’s own release notes and roadmap, see ATT&CK resources — Updates.
Imported snapshots across ATT&CK releases(2)
| Release | Bundle imported | Object version | Modified | Status | Raw hash |
|---|---|---|---|---|---|
| 19.2 | 1.0 | Current bundle | d3cf446726b8… | ||
| 19.1 | 1.0 | Older bundle | d3cf446726b8… |
Mirrored ATT&CK source object
The raw object is retained through the mirrored ATT&CK source bundle and object hash. The raw endpoint returns the exact object from the mirrored bundle when available.
External references and citations
MITRE external references are preserved separately from Glexia analysis so citations remain traceable to their original source records.
- [1]Nicolas Falliere, Liam O Murchu, Eric Chien February 2011
Nicolas Falliere, Liam O Murchu, Eric Chien 2011, February W32.Stuxnet Dossier (Version 1.4) Retrieved November 17, 2024.
Open source URL - [2]mitre-attackT0873.001Open source URL
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