T1636.002_call-log

T1636.002 Call Log

Sub-technique of: T1636

High-Level Description

Adversaries may utilize standard operating system APIs to gather call log data. On Android, this can be accomplished using the Call Log Content Provider. iOS provides no standard API to access the call log.

If the device has been jailbroken or rooted, an adversary may be able to access the Call Log without the user’s knowledge or approval.

Kill Chain Phase

• Collection (TA0035)

Platforms: Android, iOS

What to Check

• Identify if Call Log technique is applicable to target mobile environment
• Check Android devices for indicators of Call Log
• Check iOS devices for indicators of Call Log
• Verify mitigations are bypassed or absent (1 known mitigations)
• Assess detection coverage (1 detection strategies)

How to Test

Identify Attack Surface

Determine if the target mobile environment is susceptible to Call Log by examining the target platforms (Android, iOS).

Assess Existing Defenses

Review whether mitigations for T1636.002 are in place. If defenses are absent or misconfigured, this technique may be exploitable.

Remediation Guide

M1011 User Guidance

Call Log access an uncommonly needed permission, so users should be instructedto use extra scrutiny when granting access to their call logs.

Detection

Detection of Call Log

Risk Assessment

CWE Categories

References

• NIST Mobile Threat Catalogue
• MITRE ATT&CK Mobile - T1636.002