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MITRE ATT&CK® Malware

S9031: AshTag

AshTag is a modular .NET backdoor with multiple features that has been used by WIRTE since at least 2025. AshTag is designed for persistence and remote command execution and can masquerade as a legitimate VisualServer utility.[1]

EnterpriseS9031MalwareObject v1.0Modified
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Glexia's Take · Automated analysis

Security context for executives and security teams

Automation confidenceMedium

AshTag matters because ATT&CK describes it as a Windows modular .NET backdoor built for persistence and remote command execution, with masquerading as a legitimate VisualServer utility. For leaders, the practical risk is not a single malware name; it is whether Windows endpoint, egress, scheduled task, WMI, and application-control coverage can expose a stealthy backdoor that blends into normal administration and web traffic.

Executive priority

Prioritize this as a validation case for Windows resilience against espionage-style backdoors: can the organization prove it would notice persistence, remote command execution, discovery, screen capture, tool transfer, and data movement over command-and-control channels? The relationship to WIRTE in ATT&CK adds threat-intelligence relevance for organizations tracking diplomatic, financial, military, legal, technology, Middle East, North Africa, or Europe exposure, but local prioritization should be based on actual business presence, telemetry, and risk appetite.

Technical view

SOC and IR teams should map AshTag coverage to the supplied Windows platform and related behaviors: masquerading or legitimate-name/location matching, encrypted or encoded files, deobfuscation, scheduled task persistence, WMI execution, JavaScript execution, process/system/file/local storage/location discovery, DLL abuse, delayed execution, web-protocol or web-service C2, ingress tool transfer, screen capture, and exfiltration over the C2 channel. Because ATT&CK provides no official detection text, validation should focus on whether existing endpoint, network, and identity/admin telemetry can correlate these behaviors rather than relying on a malware signature alone.

Likely telemetry

  • Windows endpoint process creation and parent-child process relationships, especially .NET, script, WMI, and administrative utilities
  • Scheduled task creation, modification, and execution events
  • WMI activity and remote/local management execution evidence
  • File creation, rename, path, hash, and metadata telemetry for masquerading, encoded files, DLLs, and VisualServer-like naming
  • DLL load telemetry where available

Detection direction

  • Validate correlation across persistence plus execution plus network egress; any single behavior may look administrative or benign.
  • Tune for masquerading by comparing file names, paths, signatures, expected publishers, and known legitimate VisualServer deployments in the local environment.
  • Review scheduled task and WMI detections for false positives from IT administration tools while preserving visibility into unusual users, hosts, timing, or command content.
  • Look for encoded or encrypted payload artifacts followed by deobfuscation or execution, especially when paired with delayed execution or DLL abuse.
  • Baseline web-service and web-protocol egress so unusual destinations, user agents, timing, volume, or host roles can be investigated without over-alerting on normal web traffic.

Mitigation priorities

  • Confirm endpoint logging and retention are sufficient for Windows process, file, scheduled task, WMI, script, DLL, and network investigations.
  • Apply least privilege and administrative access controls to reduce abuse of WMI, scheduled tasks, and remote command execution paths.
  • Use application control, script control, and allowlisting where practical to limit untrusted .NET, JavaScript/JScript, DLL, and masqueraded utility execution.
  • Harden egress controls and web-service governance so unmanaged systems cannot freely communicate with unapproved external services.
  • Strengthen email/file handling controls and user resilience for malicious-file execution paths referenced by the related techniques.
Additional notes and limits

ATT&CK identifies AshTag as a modular .NET backdoor used by WIRTE since at least 2025 and cites Unit 42 reporting. The most useful defensive interpretation is behavior-based: persistence, remote command execution, masquerading, discovery, collection, C2, tool transfer, and potential exfiltration behaviors should be tested against the organization’s actual Windows monitoring stack.

The supplied ATT&CK object has no official detection guidance, no malware tactics listed directly, and no aliases or labels. Relationship techniques provide behavioral context, but some related technique platform lists are broader than this malware object; this take therefore treats Windows as the supported platform for AshTag. Local software inventory, legitimate VisualServer use, network baselines, and log availability are required to assess real coverage.

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Official MITRE ATT&CK definition

AshTag

AshTag is a modular .NET backdoor with multiple features that has been used by WIRTE since at least 2025. AshTag is designed for persistence and remote command execution and can masquerade as a legitimate VisualServer utility.[1]

View the same entry on attack.mitre.org (MITRE-hosted reference; in-page links above use the Glexia ATT&CK library.)

Glexia analysis

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.

ATT&CK relationship table

Techniques used

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.

19 rows
DomainIDNameRelationship / procedure
EnterpriseT1113Screen Capture

The AshTag AshenOrchestrator component has the ability to take screenshots.[1]

EnterpriseT1083File and Directory Discovery

The AshTag AshenOrchestrator component can enumerate files on victim hosts.[1]

EnterpriseT1047Windows Management Instrumentation

AshTag can use a .NET program to execute WMI queries and send unique victim IDs to C2.[1]

EnterpriseT1204.002Malicious FileSub-technique

AshTag has been executed through victims downloading and opening malicious RAR archive files.[1]

EnterpriseT1082System Information Discovery

The AshTag loader and AshenOrchestrator components can collect reconnaissance data from victim machines.[1]

EnterpriseT1102Web Service

AshTag can download malicious payloads from file sharing services.[1]

EnterpriseT1071.001Web ProtocolsSub-technique

AshTag can use HTTP to send and receive data from C2.[1]

EnterpriseT1041Exfiltration Over C2 Channel

AshTag has exfiltrated reconnaissance data on targeted systems to C2 servers.[1]

EnterpriseT1574.001DLLSub-technique

AshTag has enabled execution via DLL sideloading using a legitimate executable paired with a malicious DLL named wtsapi32.[1]

EnterpriseT1027.013Encrypted/Encoded FileSub-technique

The AshTag AshenOrchestrator component payload as been Base64 encoded and embedded with HTML content from the C2 server.[1]

EnterpriseT1053.005Scheduled TaskSub-technique

AshTag can set persistence using scheduled tasks.[1]

EnterpriseT1140Deobfuscate/Decode Files or Information

The AshTag stager compoment can decode and decrypt Base64 and XOR-encrypted payloads.[1]

EnterpriseT1059.007JavaScriptSub-technique

AshTag can use JSON files to deliver payloads and configuration files.[1]

EnterpriseT1105Ingress Tool Transfer

The AshTag stager component can retrieve and execute the main payload.[1]

EnterpriseT1614System Location Discovery

AshTag can check geolocation on targeted systems.[1]

EnterpriseT1057Process Discovery

The AshTag AshenOrchestrator component has process management functionality.[1]

EnterpriseT1036.005Match Legitimate Resource Name or LocationSub-technique

AshTag has masqueraded as a legitimate VisualServer utility.[1]

EnterpriseT1680Local Storage Discovery

AshTag can use `volumeserialnumber` to enumerate volumes.[1]

EnterpriseT1678Delay Execution

AshTag can use a set sleep time to delay C2 beaconing.[1]

Associated objects

Groups, software, and campaigns

GroupEnterprise

G0090: WIRTE

WIRTE is a cyberespionage actor, believed to be a subgroup of the Hamas-affiliated Gaza Cybergang, that has been active since at least August 2018. WIRTE has targeted diplomatic, financial, military, legal, and technology organizations across the Middle East, North Africa, and in Europe to gather intelligence. WIRTE has remained persistently active despite the ongoing Israel-Hamas conflict and has expanded their operations to include wiper malware attacks against Israeli targets.[1][2][3][4]

Relationship explorer

All related ATT&CK context

uses · TechniqueT1113: Screen CaptureEnterpriseuses · TechniqueT1083: File and Directory DiscoveryEnterpriseuses · TechniqueT1047: Windows Management InstrumentationEnterpriseuses · TechniqueT1204.002: Malicious FileEnterpriseuses · TechniqueT1082: System Information DiscoveryEnterpriseuses · TechniqueT1102: Web ServiceEnterpriseuses · TechniqueT1071.001: Web ProtocolsEnterpriseuses · TechniqueT1041: Exfiltration Over C2 ChannelEnterpriseuses · TechniqueT1574.001: DLLEnterpriseuses · TechniqueT1027.013: Encrypted/Encoded FileEnterpriseuses · TechniqueT1053.005: Scheduled TaskEnterpriseuses · TechniqueT1140: Deobfuscate/Decode Files or InformationEnterpriseuses · TechniqueT1059.007: JavaScriptEnterpriseuses · TechniqueT1105: Ingress Tool TransferEnterpriseuses · TechniqueT1614: System Location DiscoveryEnterpriseuses · GroupG0090: WIRTEEnterpriseuses · TechniqueT1057: Process DiscoveryEnterpriseuses · TechniqueT1036.005: Match Legitimate Resource Name or LocationEnterpriseuses · TechniqueT1680: Local Storage DiscoveryEnterpriseuses · TechniqueT1678: Delay ExecutionEnterprise
Change history

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.

ATT&CK release
19.1
Object version
1.0
Created
Modified
Raw hash
1625cc9fcbc7055c...
Imported snapshots across ATT&CK releases(1)
ReleaseBundle importedObject versionModifiedStatusRaw hash
19.11.0Current bundle1625cc9fcbc7…
Raw source

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.

Open mirrored raw JSONOpen MITRE-hosted copy
Source references

External references and citations

MITRE external references are preserved separately from Glexia analysis so citations remain traceable to their original source records.

  1. [1]
    Palo Alto Ashen Lepus DEC 2025

    Unit 42. (2025, December 11). Hamas-Affiliated Ashen Lepus Targets Middle Eastern Diplomatic Entities With New AshTag Malware Suite. Retrieved April 20, 2026.

    Open source URL
  2. [2]
    Palo Alto Ashen Lepus DEC 2025

    Unit 42. (2025, December 11). Hamas-Affiliated Ashen Lepus Targets Middle Eastern Diplomatic Entities With New AshTag Malware Suite. Retrieved April 20, 2026.

    Open source URL
  3. [3]
    Palo Alto Ashen Lepus DEC 2025

    Unit 42. (2025, December 11). Hamas-Affiliated Ashen Lepus Targets Middle Eastern Diplomatic Entities With New AshTag Malware Suite. Retrieved April 20, 2026.

    Open source URL
  4. [4]
    mitre-attackS9031
    Open source URL
  5. [5]
    mitre-attackS9031
    Open source URL
  6. [6]
    mitre-attackS9031
    Open source URL
  7. [7]
    Palo Alto Ashen Lepus DEC 2025

    Unit 42. (2025, December 11). Hamas-Affiliated Ashen Lepus Targets Middle Eastern Diplomatic Entities With New AshTag Malware Suite. Retrieved April 20, 2026.

    Open source URL
  8. [8]
    Palo Alto Ashen Lepus DEC 2025

    Unit 42. (2025, December 11). Hamas-Affiliated Ashen Lepus Targets Middle Eastern Diplomatic Entities With New AshTag Malware Suite. Retrieved April 20, 2026.

    Open source URL
  9. [9]
    Palo Alto Ashen Lepus DEC 2025

    Unit 42. (2025, December 11). Hamas-Affiliated Ashen Lepus Targets Middle Eastern Diplomatic Entities With New AshTag Malware Suite. Retrieved April 20, 2026.

    Open source URL
  10. [10]
    Palo Alto Ashen Lepus DEC 2025

    Unit 42. (2025, December 11). Hamas-Affiliated Ashen Lepus Targets Middle Eastern Diplomatic Entities With New AshTag Malware Suite. Retrieved April 20, 2026.

    Open source URL
  11. [11]
    Palo Alto Ashen Lepus DEC 2025

    Unit 42. (2025, December 11). Hamas-Affiliated Ashen Lepus Targets Middle Eastern Diplomatic Entities With New AshTag Malware Suite. Retrieved April 20, 2026.

    Open source URL
  12. [12]
    Palo Alto Ashen Lepus DEC 2025

    Unit 42. (2025, December 11). Hamas-Affiliated Ashen Lepus Targets Middle Eastern Diplomatic Entities With New AshTag Malware Suite. Retrieved April 20, 2026.

    Open source URL
  13. [13]
    Palo Alto Ashen Lepus DEC 2025

    Unit 42. (2025, December 11). Hamas-Affiliated Ashen Lepus Targets Middle Eastern Diplomatic Entities With New AshTag Malware Suite. Retrieved April 20, 2026.

    Open source URL
  14. [14]
    Palo Alto Ashen Lepus DEC 2025

    Unit 42. (2025, December 11). Hamas-Affiliated Ashen Lepus Targets Middle Eastern Diplomatic Entities With New AshTag Malware Suite. Retrieved April 20, 2026.

    Open source URL
  15. [15]
    Palo Alto Ashen Lepus DEC 2025

    Unit 42. (2025, December 11). Hamas-Affiliated Ashen Lepus Targets Middle Eastern Diplomatic Entities With New AshTag Malware Suite. Retrieved April 20, 2026.

    Open source URL
  16. [16]
    Palo Alto Ashen Lepus DEC 2025

    Unit 42. (2025, December 11). Hamas-Affiliated Ashen Lepus Targets Middle Eastern Diplomatic Entities With New AshTag Malware Suite. Retrieved April 20, 2026.

    Open source URL
  17. [17]
    Palo Alto Ashen Lepus DEC 2025

    Unit 42. (2025, December 11). Hamas-Affiliated Ashen Lepus Targets Middle Eastern Diplomatic Entities With New AshTag Malware Suite. Retrieved April 20, 2026.

    Open source URL
  18. [18]
    Palo Alto Ashen Lepus DEC 2025

    Unit 42. (2025, December 11). Hamas-Affiliated Ashen Lepus Targets Middle Eastern Diplomatic Entities With New AshTag Malware Suite. Retrieved April 20, 2026.

    Open source URL
  19. [19]
    Palo Alto Ashen Lepus DEC 2025

    Unit 42. (2025, December 11). Hamas-Affiliated Ashen Lepus Targets Middle Eastern Diplomatic Entities With New AshTag Malware Suite. Retrieved April 20, 2026.

    Open source URL
  20. [20]
    Palo Alto Ashen Lepus DEC 2025

    Unit 42. (2025, December 11). Hamas-Affiliated Ashen Lepus Targets Middle Eastern Diplomatic Entities With New AshTag Malware Suite. Retrieved April 20, 2026.

    Open source URL
  21. [21]
    Palo Alto Ashen Lepus DEC 2025

    Unit 42. (2025, December 11). Hamas-Affiliated Ashen Lepus Targets Middle Eastern Diplomatic Entities With New AshTag Malware Suite. Retrieved April 20, 2026.

    Open source URL
  22. [22]
    Palo Alto Ashen Lepus DEC 2025

    Unit 42. (2025, December 11). Hamas-Affiliated Ashen Lepus Targets Middle Eastern Diplomatic Entities With New AshTag Malware Suite. Retrieved April 20, 2026.

    Open source URL
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    Palo Alto Ashen Lepus DEC 2025

    Unit 42. (2025, December 11). Hamas-Affiliated Ashen Lepus Targets Middle Eastern Diplomatic Entities With New AshTag Malware Suite. Retrieved April 20, 2026.

    Open source URL
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    Unit 42. (2025, December 11). Hamas-Affiliated Ashen Lepus Targets Middle Eastern Diplomatic Entities With New AshTag Malware Suite. Retrieved April 20, 2026.

    Open source URL
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    Unit 42. (2025, December 11). Hamas-Affiliated Ashen Lepus Targets Middle Eastern Diplomatic Entities With New AshTag Malware Suite. Retrieved April 20, 2026.

    Open source URL
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    Unit 42. (2025, December 11). Hamas-Affiliated Ashen Lepus Targets Middle Eastern Diplomatic Entities With New AshTag Malware Suite. Retrieved April 20, 2026.

    Open source URL
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    Open source URL
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    Open source URL
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    Open source URL
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    Open source URL
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    Open source URL
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    Palo Alto Ashen Lepus DEC 2025

    Unit 42. (2025, December 11). Hamas-Affiliated Ashen Lepus Targets Middle Eastern Diplomatic Entities With New AshTag Malware Suite. Retrieved April 20, 2026.

    Open source URL
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    Palo Alto Ashen Lepus DEC 2025

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    Open source URL
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    Palo Alto Ashen Lepus DEC 2025

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    Open source URL
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    Palo Alto Ashen Lepus DEC 2025

    Unit 42. (2025, December 11). Hamas-Affiliated Ashen Lepus Targets Middle Eastern Diplomatic Entities With New AshTag Malware Suite. Retrieved April 20, 2026.

    Open source URL
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    Palo Alto Ashen Lepus DEC 2025

    Unit 42. (2025, December 11). Hamas-Affiliated Ashen Lepus Targets Middle Eastern Diplomatic Entities With New AshTag Malware Suite. Retrieved April 20, 2026.

    Open source URL
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    Palo Alto Ashen Lepus DEC 2025

    Unit 42. (2025, December 11). Hamas-Affiliated Ashen Lepus Targets Middle Eastern Diplomatic Entities With New AshTag Malware Suite. Retrieved April 20, 2026.

    Open source URL
  42. [42]
    Palo Alto Ashen Lepus DEC 2025

    Unit 42. (2025, December 11). Hamas-Affiliated Ashen Lepus Targets Middle Eastern Diplomatic Entities With New AshTag Malware Suite. Retrieved April 20, 2026.

    Open source URL
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