Query: rule covering An adversary may use legitimate desktop support and remote access software, such as Team Viewer, Go2Assist, LogMein, Amm
Matching passage: Sigma rule: An adversary may use legitimate desktop support and remote access software, such as Team Viewer, Go2Assist, LogMein, Amm. Logsource: windows / process_creation. Rule: title: Remote Access Tool - Anydesk Execution From Suspicious Folder id: 065b00ca-5d5c-4557-ac95-64a6d0b64d86 related: - id: b52e84a3-029e-4529-b09b-71d19dd27e94 type: similar status: test description: 'An adversary may use legitimate desktop support and remote access software, such as Team Viewer, Go2Assist, LogMein, AmmyyAdmin, etc, to establish an interactive command and control channel to target systems within networks. These services are commonly used as legitimate technical support software, and may be allowed by application control within a target environment. Remote access tools like VNC, Ammyy, and Teamviewer are used frequently when compared with other legitimate software commonly used by adversaries. (Citation: Symantec Living off the Land) ' references: - https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1219/T1219.md#atomic-test-2---anydesk-files-detected-test-on-windows - https://thedfirreport.com/2025/02/24/confluence-exploit-leads-to-lockbit-ransomware/ author: Florian Roth (Nextron Systems) date: 2022-05-20 modified: 2025-02-24 tags: - attack.command-and-control - attack.t1219.002 logsource: category: process_creation product: windows detection: selection: - Image|endswith: - \AnyDesk.exe - \AnyDeskMSI.exe - Description: AnyDesk - Product: AnyDesk - Company: AnyDesk Software GmbH filter: Image|contains: - \AppData\ - Program Files (x86)\AnyDesk - Program Files\AnyDesk condition: selection and not filter falsepositives: - Legitimate use of AnyDesk from a non-standard folder level: high
Near-miss passage: Sigma rule: Detects attempts to create a DLL file to a known desktop application dependencies folder such as Slack, Teams or OneDriv. Logsource: windows / file_event. Rule: title: Potential Initial Access via DLL Search Order Hijacking id: dbbd9f66-2ed3-4ca2-98a4-6ea985dd1a1c status: test description: Detects attempts to create a DLL file to a known desktop application dependencies folder such as Slack, Teams or OneDrive and by an unusual process. This may indicate an attempt to load a malicious module via DLL search order hijacking. references: - https://github.com/elastic/protections-artifacts/commit/746086721fd385d9f5c6647cada1788db4aea95f#diff-5d46dd4ac6866b4337ec126be8cee0e115467b3e8703794ba6f6df6432c806bc - https://posts.specterops.io/automating-dll-hijack-discovery-81c4295904b0 author: Tim Rauch (rule), Elastic (idea) date: 2022-10-21 tags: - attack.privilege-escalation - attack.persistence - attack.execution - attack.stealth - attack.t1566 - attack.t1566.001 - attack.initial-access - attack.t1574 - attack.t1574.001 logsource: product: windows category: file_event detection: selection: Image|endswith: - \winword.exe - \excel.exe - \powerpnt.exe - \MSACCESS.EXE - \MSPUB.EXE - \fltldr.exe - \cmd.exe - \certutil.exe - \mshta.exe - \cscript.exe - \wscript.exe - \curl.exe - \powershell.exe - \pwsh.exe TargetFilename|endswith: .dll TargetFilename|contains|all: - \Users\ - \AppData\ TargetFilename|contains: - \Microsoft\OneDrive\ - \Microsoft OneDrive\ - \Microsoft\Teams\ - \Local\slack\app- - \Local\Programs\Microsoft VS Code\ filter: Image|endswith: \cmd.exe TargetFilename|contains|all: - \Users\ - \AppData\ - \Microsoft\OneDrive\ - \api-ms-win-core- condition: selection and not filter falsepositives: - Unknown level: medium