Emerging Threathightest
TAIDOOR RAT DLL Load
Detects specific process characteristics of Chinese TAIDOOR RAT malware load
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Launch
Florian Roth (Nextron Systems)Created Thu Jul 30Updated Sat Nov 27d1aa3382-abab-446f-96ea-4de52908210b2020
Emerging Threat
Active Threat
Developed to detect an active or emerging threat. Prioritize investigation of any alerts and correlate with threat intelligence.
Log Source
WindowsProcess Creation
ProductWindows← raw: windows
CategoryProcess Creation← raw: process_creation
Events generated when a new process is spawned on the system. Covers command-line arguments, parent/child relationships, and process metadata.
Detection Logic
Detection Logic3 selectors
detection:
selection1:
CommandLine|contains:
- 'dll,MyStart'
- 'dll MyStart'
selection2a:
CommandLine|endswith: ' MyStart'
selection2b:
CommandLine|contains: 'rundll32.exe'
condition: selection1 or ( selection2a and selection2b )False Positives
Unknown
False positive likelihood has not been assessed. Additional context may be needed during triage.
References
MITRE ATT&CK
Sub-techniques
Other
detection.emerging-threats
Rule Metadata
Rule ID
d1aa3382-abab-446f-96ea-4de52908210b
Status
test
Level
high
Type
Emerging Threat
Created
Thu Jul 30
Modified
Sat Nov 27
Path
rules-emerging-threats/2020/TA/TAIDOOR-RAT/proc_creation_win_apt_taidoor.yml
Raw Tags
attack.privilege-escalationattack.defense-evasionattack.executionattack.t1055.001detection.emerging-threats