S1080: Fakecalls

Fakecalls is an Android trojan, first detected in January 2021, that masquerades as South Korean banking apps. It has capabilities to intercept calls to banking institutions and even maintain realistic dialogues with the victim using pre-recorded audio snippets.[1]

MobileS1080MalwareObject v1.0ModifiedOct 11, 2023, 14:36 UTC (UTC+00:00)

S1080: Fakecalls describes [Fakecalls](https://attack.mitre.org/software/S1080) is an Android trojan, first detected in January 2021, that masquerades as South Korean banking apps. It has capabilities to intercept calls to banking institutions and even maintain realistic dialogues with the victim using pre-recorded audio snippets.(Citation: kaspersky_fakecalls_0422)

Executive priority

S1080: Fakecalls is an official MITRE ATT&CK software. 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 S1080: Fakecalls by reviewing the official ATT&CK relationships, mapped tactics (the mapped ATT&CK tactic context), supported platforms (Android), and available local telemetry before making detection or mitigation decisions.

Likely telemetry

Official ATT&CK relationships and object metadata

Detection direction

Validate whether S1080: Fakecalls 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.

Official MITRE ATT&CK definition

Fakecalls

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.

Filter related techniques11 rows

Domain	ID	Name	Relationship / procedure
Mobile	T1533	Data from Local System	Fakecalls can access and exfiltrate files, such as photos or video.[1]
Mobile	T1636.002	Call LogSub-technique	Fakecalls can access the device’s call log.[1]
Mobile	T1512	Video Capture	Fakecalls can request camera permissions.[1]
Mobile	T1430	Location Tracking	Fakecalls can access a device’s location.[1]
Mobile	T1636.003	Contact ListSub-technique	Fakecalls can copy and exfiltrate a device’s contact list.[1]
Mobile	T1429	Audio Capture	Fakecalls can turn on a device’s microphone to capture audio.[1]
Mobile	T1636.004	SMS MessagesSub-technique	Fakecalls can access text message history.[1]
Mobile	T1616	Call Control	Fakecalls can intercept and imitate phone conversations by breaking the connection and displaying a fake call screen. It can also make outgoing calls and spoof incoming calls.[1]
Mobile	T1655.001	Match Legitimate Name or LocationSub-technique	Fakecalls has masqueraded as popular Korean banking apps.[1]
Mobile	T1646	Exfiltration Over C2 Channel	Fakecalls can send exfiltrated data back to the C2 server.[1]
Mobile	T1630.002	File DeletionSub-technique	Fakecalls can manipulate a device’s call log, including deleting incoming calls.[1]

Relationship explorer

All related ATT&CK context

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: 19.2
Object version: 1.0
Created: Jul 21, 2023, 19:49 UTC (UTC+00:00)
Modified: Oct 11, 2023, 14:36 UTC (UTC+00:00)
Raw hash: cbd8689f16cb2c8a...

Imported snapshots across ATT&CK releases(2)

Release	Bundle imported	Object version	Modified	Status	Raw hash
19.2	Aug 6, 2026, 02:58 UTC (UTC+00:00)	1.0	Oct 11, 2023, 14:36 UTC (UTC+00:00)	Current bundle	`cbd8689f16cb…`
19.1	Jul 14, 2026, 09:14 UTC (UTC+00:00)	1.0	Oct 11, 2023, 14:36 UTC (UTC+00:00)	Older bundle	`cbd8689f16cb…`

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 JSON Open 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]
kaspersky_fakecalls_0422
Igor Golovin. (2022, April 11). Fakecalls: a talking Trojan. Retrieved July 21, 2023.
Open source URL
[2]
mitre-attackS1080
Open source URL

Source and licensing

Source: MITRE ATT&CK®. © 2026 The MITRE Corporation. This work is reproduced and distributed with the permission of The MITRE Corporation. MITRE ATT&CK and ATT&CK are registered trademarks of The MITRE Corporation. Glexia is not affiliated with or endorsed by MITRE.

Official MITRE ATT&CK site Official STIX data repository MITRE ATT&CK terms of use