Suspicious Data Exfiltration to Telegram or Discord Web Service

ATT&CK techniques

Exfiltration

Recon
Resource Dev
Initial Access
Execution
Persistence
Priv Esc
Defense Evasion
Cred Access
Discovery
Lateral Movement
Collection
C2
Exfiltration
- T1567.002Exfiltration to Cloud Storage
Impact

What it detects

This rule detects outbound requests to the Telegram bot API or a Discord webhook endpoint which the MUT-8694 campaign uses to exfiltrate stolen host information and credentials from infected Windows machines to attacker controlled channels.

Reporting behind it

Related detections9 linkedT1567.002 — drag to rearrange

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Malicious Data Exfiltration to MEGA via Rclone

Malicious Silver Fox Stealer Exfiltration Using WhatsAppBackup User Agent

Suspicious Data Exfiltration to Azure Blob Storage via AzCopy (via process_creation)

Suspicious Data Exfiltration via Rclone Cloud Transfer (via process_creation)

Suspicious Data Exfiltration to Dropbox via curl (via process_creation)

Suspicious Lambda Function Creation Across Regions in AWS Extortion Operation

Suspicious Data Exfiltration to Telegram or Discord Web Service

Pivot detection · T1567.002 · 9 related

Detection content is published as a reviewed draft. Tune thresholds and exclusions against your own telemetry before enabling this rule for alerting.

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