Swachchhanda Shrawan Poudel
fc716d14f6
new: Arbitrary File Download Via IMEWDBLD.EXE new: Arbitrary File Download Via MSEDGE_PROXY.EXE new: Arbitrary File Download Via Squirrel.EXE - This is a split rule from "45239e6a-b035-4aaf-b339-8ad379fcb67e" new: Msxsl.EXE Execution new: Potential File Download Via MS-AppInstaller Protocol Handler new: Remote XSL Execution Via Msxsl.EXE update: AppX Package Installation Attempts Via AppInstaller.EXE - Update description and title update: Arbitrary File Download Via MSOHTMED.EXE - Update title update: Arbitrary File Download Via PresentationHost.EXE - Update title update: File Download And Execution Via IEExec.EXE - Update title and description update: File Download From Browser Process Via Inline URL - Enhance accuracy by using the "endswith" modifier and incrasing coverage by adding new extensions to the list update: File Download Using ProtocolHandler.exe - Update logic by removing unecessary the "selection_cli_1" update: File Download Via InstallUtil.EXE - Update title and description update: File Download Via Windows Defender MpCmpRun.EXE - Update metadata information and add additional fields to the image selection update: Network Connection Initiated By IMEWDBLD.EXE - Update description and title update: Potentially Suspicious Electron Application CommandLine - Add "msedge_proxy.exe" to list of processes update: Process Proxy Execution Via Squirrel.EXE - Moved the logic that covers the "download" aspect into a new rule "1e75c1cc-c5d4-42aa-ac3d-91b0b68b3b4c" update: Suspicious Calculator Usage - Update filter to remove the "C:" prefix, which increase coverage of other partitions update: Uncommon Child Process Of Appvlp.EXE - Update description, title and enahnce false positives filters update: XBAP Execution From Uncommon Locations Via PresentationHost.EXE - Update title and description update: XSL Script Execution Via WMIC.EXE - Removed the selection that covers "Msxsl" and moved to a seperate rules "9e50a8b3-dd05-4eb8-9153-bdb6b79d50b0" --------- Co-authored-by: nasbench <8741929+nasbench@users.noreply.github.com> Co-authored-by: phantinuss <79651203+phantinuss@users.noreply.github.com>
30 lines
885 B
YAML
30 lines
885 B
YAML
title: Arbitrary File Download Via PresentationHost.EXE
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id: b124ddf4-778d-418e-907f-6dd3fc0d31cd
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status: test
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description: Detects usage of "PresentationHost" which is a utility that runs ".xbap" (Browser Applications) files to download arbitrary files
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references:
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- https://github.com/LOLBAS-Project/LOLBAS/pull/239/files
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author: Nasreddine Bencherchali (Nextron Systems)
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date: 2022/08/19
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modified: 2023/11/09
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tags:
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- attack.defense_evasion
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- attack.execution
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- attack.t1218
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logsource:
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category: process_creation
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product: windows
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detection:
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selection_img:
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- Image|endswith: '\presentationhost.exe'
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- OriginalFileName: 'PresentationHost.exe'
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selection_cli:
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CommandLine|contains:
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- 'http://'
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- 'https://'
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- 'ftp://'
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condition: all of selection_*
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falsepositives:
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- Unknown
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level: medium
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