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Attributed metadata history

REPORTPUBLIC METADATA

KongTuke FileFix Leads to New Interlock RAT Variant

Researchers from The DFIR Report, in partnership with Proofpoint, have identified a new and resilient variant of the Interlock ransomware group’s remote access trojan (RAT). This new malware, a shift from the previously identified JavaScript-based Interlock RAT (aka NodeSnake), uses PHP and is being used in a widespread campaign. Since May 2025, activity related to […] The post KongTuke FileFix Le

Reference details

Source category
Research & news
Report title
KongTuke FileFix Leads to New Interlock RAT Variant
First reported
Jul 14, 2025 00:50 UTC
Last reported
Jul 14, 2025 00:50 UTC
Catalog updated
Oct 08, 2026 03:52 UTC
Record ID
c97b4ef213ebf01201bc72c3891bf011fa5d0d6cfdcc2e17a8134ed4d028b149

Published indicators

Network indicators are visibly defanged. This page does not make them clickable or send them to another service.

No validated file hashes or network indicators are stored for this record.

Source observations

src_4a349ec95eeb880450

Source-provided label
Not reported
Evidence class
mentioned in report
Confidence
Not reported
Observed
Jul 14, 2025 00:50 UTC
Retrieved
Oct 08, 2026 03:52 UTC

This record contains metadata and attribution only. It does not host, download, unpack, render, or execute malware samples.

Feed collection status

Sources represented on this page. Publication and observation dates describe the content; successful batch dates describe local collection. A recent batch does not certify complete coverage or current provider availability.

1 sources: 0 stale, 0 needing attention, 0 paused, 1 unverified.

Review source update dates and status
  • src_4a349ec95eeb880450Collection status unverifiedLast successful batch: Unverified

Stale means older than twice the recorded collection interval, with a minimum of one hour; without an interval, the threshold is 24 hours. Cached content remains available while a feed is stale, paused, or unverified.