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Volodymyr Viktorovych Tymoshchuk (alleged perpetrator)

The person at the center of this case

Volodymyr Viktorovych Tymoshchuk (alleged perpetrator)

Case
#966
SourceFBI WantedUpdated Mar 15, 2026
International - Multiple jurisdictions
Federal Bureau of Investigation (FBI); United States District Court, Eastern District of New York
Cold Case · Open
1 year waiting · since 2024

VOLODYMYR VIKTOROVYCH TYMOSHCHUK

Justice for Volodymyr Viktorovych Tymoshchuk (alleged perpetrator) — the trail went cold in 2024, but the truth hasn't.

Start here

Key leads to think about

🎯
suspect
Lead #1

What is Tymoshchuk's current location given his known ties to Poland, Romania, Moldova, Türkiye, Russia, and Belarus?

🔍
evidence
Lead #2

How were the three ransomware variants (LockerGoga, MegaCortex, Nefilim) technically connected and what distinguishes them?

💡
clue
Lead #3

Which of the 250+ compromised U.S. companies yielded the most critical evidence linking Tymoshchuk to the conspiracy?

Volodymyr Viktorovych Tymoshchuk is an alleged ransomware administrator who, from December 2018 through October 2021, deployed LockerGoga, MegaCortex, and Nefilim ransomware variants to compromise hundreds of companies worldwide, including over 250 in the United States. A federal arrest warrant was issued on May 7, 2024, charging him with conspiracy to commit fraud, intentional damage to protected computers, unauthorized access, and extortion threats. Tymoshchuk remains at large with suspected ties to Eastern Europe and Russia, and the FBI is seeking information leading to his capture.

Case
#966
SourceFBI WantedUpdated Mar 15, 2026
International - Multiple jurisdictions
Federal Bureau of Investigation (FBI); United States District Court, Eastern District of New York

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More leads to consider

Beyond the top three above — each detail below could be the thread that pulls this case open.

👤
person
Lead #4

Who were Tymoshchuk's co-conspirators in the ransomware operation and have they been identified or apprehended?

Have information about any of these leads?

Even the smallest detail could be the key to solving this case.

Official wording

Source Narrative

Conspiracy to Commit Fraud and Related Activity in Connection with Computers; Intentional Damage to a Protected Computer; Unauthorized Access to a Protected Computer; Transmitting a Threat to Disclose Confidential Information Caution: Volodymyr Viktorovych Tymoshchuk is an alleged ransomware administrator of at least three different ransomware variants. From December of 2018, through October of 2021, Tymoshchuk and his co-conspirators allegedly deployed LockerGoga, MegaCortex, and Nefilim ransomware, which compromised the computer networks of hundreds of companies around the world, including more than 250 companies in the United States, in order to extort ransom payments from the victim companies.

On May 7, 2024, a federal arrest warrant was issued for Tymoshchuk in the United States District Court, Eastern District of New York, Brooklyn, New York, after he was charged with two counts of Conspiracy to Commit Fraud and Related Activity in Connection with Computers; multiple counts of Intentional Damage to a Protected Computer; Unauthorized Access to a Protected Computer; and Transmitting a Threat to Disclose Confidential Information. Remarks: Tymoshchuk has ties to Poland, Romania, Moldova, Türkiye, Russia, and Belarus.

Timeline of Events

📋
2018-12-01

Ransomware campaign begins

LockerGoga, MegaCortex, and Nefilim ransomware deployment begins targeting companies worldwide

📋
2021-10-31

Campaign period ends

Alleged ransomware operations conclude in October 2021

🕵️
2024-05-07

Federal arrest warrant issued

Warrant issued in United States District Court, Eastern District of New York, Brooklyn, New York for Tymoshchuk

Case Information

Incident:December 1, 2018
Last Updated:April 29, 2026

Up to $10,000,000 Reward

For information leading to the resolution of this case

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Case Information

Incident:December 1, 2018
Last Updated:April 29, 2026

Up to $10,000,000 Reward

For information leading to the resolution of this case