Analytics BIOC Medium
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Possible code downloading from a remote host by Regsvr32

Regsvr32 may be used to fetch arbitrary code from a remote host and execute it without dropping the payload onto the disk. Known to be used for malicious purposes.

Module:
Platform Analytics
Data source:
XDR Agent
ATT&CK tactics: Defense Evasion (TA0005)
ATT&CK techniques: System Binary Proxy Execution: Regsvr32 (T1218.010)
Detector tags: LOLBIN Execution Analytics
Attacker's goals:

Gain code execution on the host and evade security controls.

Investigative actions:

Check whether the executing process is benign and if this was a desired behavior as part of its normal execution flow.

Test period:
N/A (single event)
Deduplication:
1 Day