Emerging Threatcriticaltest
Small Sieve Malware Potential C2 Communication
Detects potential C2 communication related to Small Sieve malware
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Launch
Emerging Threat
Active Threat
Developed to detect an active or emerging threat. Prioritize investigation of any alerts and correlate with threat intelligence.
Log Source
Proxy Log
CategoryProxy Log← raw: proxy
Detection Logic
Detection Logic1 selector
detection:
selection:
cs-method: 'GET'
cs-host: 'api.telegram.org'
cs-uri|contains|all:
- 'chat_id=2090761833'
- 'text=com/'
condition: selectionFalse Positives
Unlikely
False positives are unlikely for most environments. High confidence detection.
References
MITRE ATT&CK
Tactics
Other
detection.emerging-threats
Rule Metadata
Rule ID
b0422664-37a4-4e78-949a-4a139309eaf0
Status
test
Level
critical
Type
Emerging Threat
Created
Fri May 19
Path
rules-emerging-threats/2021/Malware/Small-Sieve/proxy_malware_small_sieve_telegram_communication.yml
Raw Tags
attack.command-and-controldetection.emerging-threats