""ET TROJAN Cobalt Strike CnC Domain in DNS Lookup (a .pwn-t .tk)""
SID: 2034539
Revision: 2
Class Type: trojan-activity
Metadata: attack_target Client_Endpoint, created_at 2021_11_23, deployment Perimeter, malware_family Cobalt_Strike, signature_severity Major, updated_at 2021_11_23, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1001, mitre_technique_name Data_Obfuscation
Reference:
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md5
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36be5b491426de64f9ac85c50f85808c
Protocol: udp
Source Network: $HOME_NET
Source Port: any
Destination Network: any
Destination Port: 53
Flow:
Contents:
-
Value: "|01|" Depth: 1 Offset: 2
-
Value: "|00 01 00 00 00 00 00|"
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Value: "|01|a|05|pwn-t|02|tk|00|"
Within: 12
PCRE:
Special Options:
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nocase
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fast_pattern