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Operator dossier

BlueWhale is a ransomware operator currently active on public leak sites. Darkfield has indexed 2 public victims claimed by this operator between August 14, 2026. BlueWhale is a ransomware group first observed in August 2026 with an apparent financial motivation, having recorded two known victims to date, both within the technology sector. Due to the group's recent emergence and limited victim count, no substantial public reporting has been released by CISA, the FBI, Mandiant, or other authoritative threat intelligence organizations at this time, making definitive attribution regarding country of origin, organizational structure, or RaaS affiliation unavailable. The group's consistent targeting of technology sector organizations suggests a deliberate focus on entities that may hold sensitive intellectual property or valuable data, which could indicate an intent to leverage double extortion tactics common among contemporary ransomware operators, though this has not been publicly confirmed. No major campaigns, high-profile victims, or law enforcement actions against BlueWhale have been publicly documented as of this profile's compilation. Given its nascent stage of activity and minimal public footprint, BlueWhale should be considered an emerging threat requiring continued monitoring as further intelligence becomes available.

Most-targeted sectors

Recent disclosures by BlueWhale

All 2 indexed disclosures. Click any row for the full per-victim dossier.

See every disclosure indexed for BlueWhale →

How we know this. Operator profiles on Darkfield are built from continuous monitoring of every leak site the group is known to operate, cross-correlated with community-curated feeds (RansomLook, ransomware.live, RansomWatch, MISP-galaxy). Status flips from active to inactive when no new disclosure appears for 60 days. MITRE ATT&CK mappings shown in the interactive section below are sourced from CISA, vendor analysis, and the MITRE community catalog — we attribute each technique back to its source. Aliases reflect operator re-brands and affiliate splits.

Active ransomware operator

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BlueWhale

2 victims indexed · first seen 4 days ago · last activity 4 days ago

2
Victims indexed
#321 of 392 tracked operators
<1m
Active period
Aug 2026 → Aug 2026
—
Countries hit

At a glance

Status
active
First seen
4 days ago
Last activity
4 days ago
Primary sector
Technology · 2 hits

About

BlueWhale is a ransomware group first observed in August 2026 with an apparent financial motivation, having recorded two known victims to date, both within the technology sector. Due to the group's recent emergence and limited victim count, no substantial public reporting has been released by CISA, the FBI, Mandiant, or other authoritative threat intelligence organizations at this time, making definitive attribution regarding country of origin, organizational structure, or RaaS affiliation unavailable. The group's consistent targeting of technology sector organizations suggests a deliberate focus on entities that may hold sensitive intellectual property or valuable data, which could indicate an intent to leverage double extortion tactics common among contemporary ransomware operators, though this has not been publicly confirmed. No major campaigns, high-profile victims, or law enforcement actions against BlueWhale have been publicly documented as of this profile's compilation. Given its nascent stage of activity and minimal public footprint, BlueWhale should be considered an emerging threat requiring continued monitoring as further intelligence becomes available.

Timeline

1 months
2026-08-01T00:00:00+00:00 · 2
2026-08-01T00:00:00+00:002026-08-01T00:00:00+00:00

Top sectors

Technology
2
Technology dossier →

MITRE ATT&CK

14 techniques · 7 tactics

Tactics

Initial AccessExecutionDefense EvasionDiscoveryCollectionExfiltrationImpact

Techniques

  • T1190Exploit Public-Facing Application
  • T1566Phishing
  • T1059Command and Scripting Interpreter
  • T1106Native API
  • T1562Impair Defenses
  • T1070Indicator Removal
  • T1083File and Directory Discovery
  • T1082System Information Discovery
  • T1057Process Discovery
  • T1005Data from Local System
  • T1041Exfiltration Over C2 Channel
  • T1486Data Encrypted for Impact
  • T1490Inhibit System Recovery
  • T1489Service Stop

Recent victims

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Source

Updated 4 days ago

Data on this page is sourced from the group's own leak posts, cross-checked with public ransomware trackers (RansomLook, ransomware.live, RansomWatch), MITRE ATT&CK, and our own Tor and Telegram crawlers. This is a public observatory page — share freely.

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