@@ -8,7 +8,7 @@ author: Zaki Zarkasih Al Mustafa
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type : TTP
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status : production
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description : Detects suspicious process activity related to Telegram API
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- search : index=windows (sourcetype=Wineventlog:Security OR source=Wineventlog:Security)
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+ search : ` wineventlog_security `
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AND ParentProcessName=*Telegram* AND CommandLine=*api.telegram* | eval utc_time=strptime(TimeCreated,
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" %Y-%m-%dT%H:%M:%S.%6NZ" ) | eval Time_Created=strftime(utc_time + 25200, "%Y-%m-%d
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%H:%M:%S") | rename Time_Created as "Time Created", host as Host, src_user as User
@@ -28,33 +28,27 @@ known_false_positives: |
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Developers testing Telegram API functionality in controlled environments.
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drilldown_searches :
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- - name : Original Detection
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- description : Original detection search results
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- search : " %original_detection_search%"
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- earliest_offset : -24h
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- latest_offset : now
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-
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- name : Investigate Parent Process
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description : |
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This drilldown searches for other processes spawned by the same parent process
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to identify potential patterns or related activities.
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search : |
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- index=windows (sourcetype=Wineventlog:Security OR source=Wineventlog:Security)
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+ `wineventlog_security`
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AND ParentProcessName="$ParentProcessName$"
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| table _time, ParentProcessName, NewProcessName, CommandLine
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- earliest_offset : -24h
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- latest_offset : now
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+ earliest_offset : $info_min_time$
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+ latest_offset : $info_max_time$
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- name : Investigate User Activity
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description : |
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This drilldown searches for all activities performed by the same user in the
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Windows Event Logs to provide additional context.
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search : |
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- index=windows (sourcetype=Wineventlog:Security OR source=Wineventlog:Security)
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+ `wineventlog_security`
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AND src_user="$src_user$"
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| table _time, src_user, EventID, host, CommandLine
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- earliest_offset : -24h
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- latest_offset : now
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+ earliest_offset : $info_min_time$
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+ latest_offset : $info_max_time$
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references :
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- https://securelist.com/telegram-phishing-services/109383/
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attack_data :
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- data : https://github.com/splunk/contentctl/wiki
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sourcetype : Wineventlog:Security
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- source : Wineventlog
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+ source : Wineventlog
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