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Multiple victims of ransomware attacks (corporate and institutional)

The person at the center of this case

Multiple victims of ransomware attacks (corporate and institutional)

Case
#1091
SourceFBI WantedUpdated Mar 15, 2026
United States District Court for the Northern District of Texas; FBI Cyber Division
Cold Case · Open
229 days waiting

YEVGENIY IGOREVICH POLYANIN

Justice for Multiple victims of ransomware attacks (corporate and institutional) — the trail went cold in 2026, but the truth hasn't.

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Key leads to think about

🎯
suspect
Lead #1

What is Polyanin's current location and operational status in Russia?

🔍
evidence
Lead #2

How many victims were targeted and what was the total financial impact of these ransomware campaigns?

💡
clue
Lead #3

What is the connection between Polyanin and other Sodinokibi/REvil ransomware affiliates?

Yevgeniy Igorevich Polyanin is wanted by the FBI for his alleged role as a ransomware operator deploying Sodinokibi and REvil malware to extort victims worldwide, demanding payment in virtual currency while threatening to sell stolen data. The investigation revealed a sophisticated money laundering operation tied to these attacks, with Polyanin believed to be operating from Russia. His current whereabouts remain unknown, though intelligence suggests he may be in Barnaul, making international cooperation essential to apprehend him.

Case
#1091
SourceFBI WantedUpdated Mar 15, 2026
United States District Court for the Northern District of Texas; FBI Cyber Division

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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.

📞
contact
Lead #4

Which virtual currency addresses and payment methods were used to receive ransom payments?

👤
person
Lead #5

Does Polyanin have known associates or infrastructure partners involved in the money laundering operation?

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; Conspiracy to Commit Money Laundering Caution: Yevgeniy Igorevich Polyanin is wanted for his alleged involvement in ransomware attacks and money laundering activities. It is alleged that, through the use and deployment of Sodinokibi and REvil ransomware, Polyanin left electronic notes in the form of a text file on victims’ computers.

The notes included web addresses for the victims to visit and have their files decrypted. Upon visiting these web addresses, victims were given the ransom amount demanded and provided a virtual currency address to use to pay the ransom.

If a victim paid the ransom amount, Polyanin provided the decryption key, and the victims then were able to access their files. If a victim did not pay the ransom, Polyanin typically posted the victims’ exfiltrated data or claimed he sold the exfiltrated data to third parties.

Polyanin has been charged in an indictment filed in the United States District Court for the Northern District of Texas, Dallas, Texas, with conspiracy to commit fraud and related activity in connection with computers, substantive counts of intentional damage to protected computers, and conspiracy to commit money laundering. Remarks: Polyanin is believed to be in Russia, possibly in Barnaul, and is one of many Sodinokibi/REvil ransomware affiliates.

Timeline of Events

🕵️
Unknown

Ransomware Campaign

Polyanin deployed Sodinokibi and REvil ransomware against multiple victims, leaving electronic notes demanding ransom payment in virtual currency

📋
Unknown

Money Laundering

Investigation revealed conspiracy to commit money laundering in connection with ransomware proceeds

🕵️
Unknown

Federal Indictment

Polyanin charged in U.S. District Court for the Northern District of Texas with conspiracy to commit fraud, intentional damage to protected computers, and conspiracy to commit money laundering

Key Locations
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Case Information

Incident:Invalid Date
Last Updated:October 29, 2026

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Case Information

Incident:Invalid Date
Last Updated:October 29, 2026