Detectionhightest
Malicious DLL File Dropped in the Teams or OneDrive Folder
Detects creation of a malicious DLL file in the location where the OneDrive or Team applications Upon execution of the Teams or OneDrive application, the dropped malicious DLL file ("iphlpapi.dll") is sideloaded
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Log Source
WindowsFile Event
ProductWindows← raw: windows
CategoryFile Event← raw: file_event
Events for file system activity including creation, modification, and deletion.
Detection Logic
Detection Logic1 selector
detection:
selection:
TargetFilename|contains|all:
- 'iphlpapi.dll'
- '\AppData\Local\Microsoft'
condition: selectionFalse Positives
Unknown
False positive likelihood has not been assessed. Additional context may be needed during triage.
References
MITRE ATT&CK
Rule Metadata
Rule ID
1908fcc1-1b92-4272-8214-0fbaf2fa5163
Status
test
Level
high
Type
Detection
Created
Fri Aug 12
Author
Path
rules/windows/file/file_event/file_event_win_iphlpapi_dll_sideloading.yml
Raw Tags
attack.persistenceattack.privilege-escalationattack.defense-evasionattack.t1574.001