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

Suspicious ALPHA SPIDER Rclone Exfiltration Tool Masquerading as System Binary (via process_creation)

Malicious GhostLocker2 C2 Communication via HTTP POST (via proxy)

Suspicious Rclone Exfiltration Masquerading as wininit.exe

Malicious Bulk Data Exfiltration via Rclone (via process_creation)

Rclone SMB Share Exfiltration

Suspicious Data Exfiltration via Rclone to Cloud Storage (via process_creation)

Malicious Data Exfiltration via MEGAcmd

Suspicious Command and Control via Discord or Telegram Bot API

Data Exfiltration to WebDAV Share via curl Upload

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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