REUTERS

The administration is finalizing the details, which also are expected to include covert action that will probably involve cyber-operations, the officials said. An announcement on the public elements of the response could come as early as this week, according to WP.

The sanctions portion of the package culminates weeks of debate in the White House on how to revise a 2015 executive order that was meant to give the president authority to respond to cyberattacks from overseas but that did not cover efforts to influence the electoral system.

Read alsoU.S. plans to create commission to investigate Russia's attempts to influence presidential electionThe Obama administration rolled the executive order out to great fanfare as a way to punish and deter foreign hackers who harm U.S. economic or national security.

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The threat to use it last year helped wring a pledge out of China’s president that his country would cease hacking U.S. companies’ secrets to benefit Chinese firms.

Read alsoRussian hackers tracked Ukrainian artillery units using Android implant: reportBut officials concluded this fall that the order could not, as written, be used to punish the most significant cyber-provocation in recent memory against the United States — Russia’s hacking of Democratic organizations, targeting of state election systems and meddling in the presidential election.

With the clock ticking, the White House is working on adapting the authority to punish the Russians, according to the officials, who spoke on the condition of anonymity to discuss internal deliberations. President Obama pledged this month that there would be a response to Moscow’s interference in the U.S. elections.

Russia had denied involvement in the hacking.

Read alsoUkraine probes suspected cyberattack on Kyiv power gridOne clear way to use the order against the Russian suspects would be to declare the electoral systems part of the “critical infrastructure” of the United States. Or the order could be amended to clearly apply to the new threat — interfering in elections.