HOMETHREATSBitPyLock
APT / THREAT GROUP💰 FINANCIALHIGH

BitPyLock

2
aliases
Last seen:Mar 17, 2026

Intelligence Profile

Bitpylock is a ransomware that encrypts files by using asymmetric keys and puts '.bitpy' as suffix once the encryption phase ended. The ransom note appears on the affected user's Desktop with the following name: "# # HELP_TO_DECRYPT_YOUR_FILES # .html". At the time of writing the ransom request is 0.8 BTC and the communication email is: [email protected].

Threat Analysis

BitPyLock is a high-sophistication threat actor of undetermined national origin, engaged in cyber operations with a primary motivation of financial.

Financially motivated threat actors like BitPyLock prioritize monetary gain through methods such as ransomware deployment, banking trojans, cryptocurrency theft, BEC scams, or credential harvesting for resale on underground markets.

With high sophistication, BitPyLock is capable of targeted intrusions using adapted commodity tools alongside custom implants, maintaining operational security and evading standard detection mechanisms.

Quick Facts

TypeAPT / Threat Group
Motivation💰 financial
Sophisticationhigh
Aliases2

Also Known As

win.bitpylockBitPyLock

External Intelligence

Malpedia: win.bitpylock

Research Links

Data sourced from Malpedia, Ransomware.live, RansomLook, and CTIWATCH OSINT collection. Actor attribution is based on available intelligence and may be incomplete.
BitPyLock — APT / Threat Group | Threat Intelligence | CTIWATCH.COM