Zelensky's Presidential Office Chief Kyrylo Budanov Surfaces in Corruption Case Wiretaps, Says 'Let the Court Sort It Out'

Since Ukraine's anti-corruption bureau NABU and its prosecutor's office SAPO announced a criminal investigation touching President Volodymyr Zelensky's inner circle on Aug. 19, and Zelensky fired deputy presidential office head Iryna Mudra by one-line decree that same day, the case has widened to implicate the man now running that same office.

The tapes

On Aug. 25, a lawyer for Sense Bank CEO Oleksiy Stupak, one of the suspects in the case, told a Kyiv court that NABU wiretaps referenced a person identified only as "Kyrylo Oleksiyovich," according to the Kyiv Independent. The first name and patronymic match Kyrylo Budanov, who now serves as head of Zelensky's Presidential Office.

The outlet Hromadske reported on Aug. 26 that prosecutors' court filings state outright that Budanov took part in recorded conversations. In one alleged exchange from June 9, Mudra is heard telling former lawmaker Maksym Mykytas that Timur Mindich, a suspect in a separate 2025 Energoatom bribery case and a close Zelensky associate, had approached "Kyrylo" about taking control of cash flows at Sense Bank. In another clip, Mudra puts a call on speaker and tells Mykytas, "I'm with Kyrylo Oleksiyovich." A voice replies, "Thank you, hello. Thanks a lot."

Budanov addressed the reports on Aug. 27. "Let the court sort it out," he told Hromadske. "You know, it comes up in a lot of places." He also confirmed he spoke with Mudra after her dismissal. "I never turn my back on people until there are definitive conclusions. If the court finds her guilty, that's a different matter."

No charges have been filed against Budanov. Being named or quoted in an investigative transcript is not the same as being accused of a crime, and NABU has not identified him as a suspect. Mudra herself was not named as a suspect at the time of her firing, according to the Associated Press.

A pattern that predates this week

In November 2025, a roughly $100 million bribery scheme in the energy sector forced out Ukraine's justice and energy ministers and drove Zelensky's longtime chief of staff, Andriy Yermak, to resign. The post Budanov now holds is the one Yermak vacated. Yermak was charged with corruption in May 2026; his legal counsel denies wrongdoing. On Aug. 5, former deputy prime minister Olha Stefanishyna was formally charged with illicit enrichment and false asset declarations, which she denies. A separate probe into contracts her former asset-recovery agency allegedly steered to companies linked to her ex-husband remains open without charges.

The political backdrop worsened before Mudra's firing. On Aug. 18, ousted defense minister Mykhailo Fedorov, removed in July after a procurement-reform dispute with armed forces chief Oleksandr Syrskyi, posted a nine-minute video calling Ukraine's problem a "systemic crisis of governance" and pushing for a wartime presidential election, something Zelensky and the constitution have long ruled out. Parliament has since confirmed Yevhen Khmara as Fedorov's replacement, and the Guardian reports Fedorov is weighing a trip to the U.S., possibly within the next week, to make his case directly to American officials.

The money angle

Investigators say the current case centers on roughly 150 million hryvnia, about $3.4 million, allegedly funneled through shell companies and used to post bail for a suspect in the Energoatom case, according to National Security Journal.

On the American side, Fox News reports the U.S. committed $67.8 billion in defense articles and services to Ukraine from February 2022 through March 2026 via the Presidential Drawdown Authority, the Ukraine Security Assistance Initiative and Foreign Military Financing, with roughly $195 billion appropriated overall for Operation Atlantic Resolve, per the Council on Foreign Relations. Carrie Filipetti, a former deputy assistant secretary of state now with the Vandenberg Coalition, told Fox News more than two dozen federal agencies review that aid. "To make certain that there are no consequences to the U.S. taxpayer, U.S. contributions are very much protected," she said.

Extensive layered U.S. oversight is designed to insulate Washington from Kyiv's domestic graft problems. The harder question is whether oversight of how the money is spent inside Ukraine's own institutions is keeping pace, given that the scandal has now reached the office that runs the presidency itself twice in ten months.

A prediction market tracked by Crypto Briefing put the odds of a formal Russia-Ukraine ceasefire by Dec. 31, 2026, at 19.5% as of Aug. 30, a slight dip the outlet linked to unease over Kyiv's political turmoil. That's a market read from one source, not a verified causal link, but it captures how the corruption story is bleeding into perceptions of Ukraine's wartime stability.

The open questions are whether NABU escalates its interest in Budanov beyond wiretap chatter, whether Fedorov's Washington trip produces anything more than a political statement, and whether Zelensky addresses the Budanov tapes directly. So far, he hasn't.