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Threat intelligence API
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Live feed
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Incident records
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Vulnerabilities
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For service providers
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Back
BlueHammer
Vulnerability
Threat entity extracted from intelligence sources
Entities
›
vulnerability
›
BlueHammer
Frequency
61
occurrences
First Seen
April 6, 2026
Last Seen
September 22, 2026
API
Overview
Recent Events
Profile
Profile
MITRE ATT&CK
1 / 2
Exploited By
Chaotic Eclipse
APT28
Fancy Bear
Nightmare Eclipse
Uac-0001
Associated Malware
BigDiskBuster
BeigeBurrow
FunnyApp
Tools Used
PowerShell
BitUnlocker
Cloud Filter API
Cmd.exe
Google Chrome
Impacket
MpSigStub.exe
MRT.exe
Related CVEs
CVE-2026-33825
CVE-2026-45585
CVE-2026-41091
CVE-2026-45498
CVE-2026-50656
CVE-2026-45586
CVE-2026-49160
CVE-2026-50507
MITRE Techniques
T1068 - Exploitation for Privilege Escalation
T1003 - OS Credential Dumping
T1059 - Command and Scripting Interpreter
T1547 - Boot Or Logon Autostart Execution
T1562 - Impair Defenses
T1566 - Phishing
T1486 - Data Encrypted for Impact
T1059.003 - Windows Command Shell
Campaigns
Nightmare
No More Free Bugs
Affected Platforms
Windows
Windows Defender
BitLocker
Microsoft Defender
Windows 11
Windows Server 2025
Regions
Belgium
Portugal
Russia
Singapore
Switzerland
Sectors Affected
Finance
Government
Healthcare
-
REC
Recon
No techniques detected
-
RD
Resource Dev
No techniques detected
1
IA
Initial Access
T1566 - Phishing
3
EX
Execution
T1059 - Command and Scripting Interpreter
T1203 - Exploitation for Client Execution
T1053 - Scheduled Task/Job
1
PE
Persistence
T1547 - Boot Or Logon Autostart Execution
3
PE
Priv Esc
T1068 - Exploitation for Privilege Escalation
T1548.002 - Bypass User Account Control
T1055 - Process Injection
1
DE
Defense Evasion
T1562 - Impair Defenses
1
CA
Cred Access
T1003 - OS Credential Dumping
-
DI
Discovery
No techniques detected
1
LM
Lateral Mov
T1021 - Remote Services
-
CO
Collection
No techniques detected
-
C2
C2
No techniques detected
1
EX
Exfil
T1567.002 - Exfiltration to Cloud Storage
1
IM
Impact
T1486 - Data Encrypted for Impact
14
techniques detected across
9
tactics
Related Clusters (11)
Nightmare-Eclipse Tools Exploit FortiGate VPNs in Live Attacks
Apr 22
·
2 sources
74
Microsoft June 2026 Patch Tuesday: Record 206 Vulnerabilities Addressed
Jun 9
·
36 sources
71
New Windows Zero-Day Vulnerabilities: YellowKey and GreenPlasma Exploits Released
May 13
·
36 sources
70
New Windows Zero-Day 'ShieldBreak' Exploits Microsoft Defender Flaw
Aug 12
·
34 sources
70
Ransomware Gangs Exploit Microsoft Defender BlueHammer Flaw for Attacks
Jul 1
·
3 sources
70
MiniPlasma Zero-Day Exploit Grants SYSTEM Access on Patched Windows Systems
May 18
·
17 sources
70
Nightmare-Eclipse Banned from GitHub and GitLab for Zero-Day Exploits
May 27
·
86 sources
68
Uncoordinated Disclosure of Multiple Zero-Day Vulnerabilities Puts Users at Risk
Jun 9
·
1 sources
68
Critical RCE Vulnerability in BeyondTrust Software Requires Immediate Patching
Feb 9
·
860 sources
67
BlueHammer Zero-Day Exploit Released, Exposing Windows Users to Privilege Escalation
Apr 7
·
86 sources
67
New BigDiskBuster Zero-Day Blocks Microsoft Defender Updates
Sep 22
·
7 sources
55
Prev
1 / 3
Next
Related Articles (50)
New Microsoft Defender Zero
Linkedin
·
Sep 22
Researcher Drops BigDiskBuster Zero
Thehackernews
·
Sep 22
A Shared Responsibility Protecting Customers Through Coordinated Vulnerability Disclosure
www.microsoft.com
·
Sep 22
New Windows Defender zero-day blocks Microsoft antivirus updates
Bleepingcomputer
·
Sep 22
BlueHammer
www.cyderes.com
·
Aug 13
Microsoft
Theregister
·
Aug 12
Microsoft
Theregister
·
Aug 12
Disgruntled Researcher Discloses New Zero-Day in Windows Antivirus
Uk.Pcmag
·
Aug 12
New Microsoft Defender 'ShieldBreak' zero
Bleepingcomputer
·
Aug 12
Microsoft Reins in RoguePlanet Zero
Darkreading
·
Jul 9
Defender Zero
Techtimes
·
Jul 9
Microsoft releases patch for Defender zero
Feeds.Feedburner
·
Jul 9
RoguePlanet Zero-Day: Microsoft releases new Windows patch
Heise.De
·
Jul 9
CISA Warns BlueHammer Flaw Is Now Exploited in Ransomware Attacks
Securityaffairs.Co
·
Jul 1
Ransomware gangs exploit Microsoft Defender BlueHammer flaw for system control
Feeds.4Sysops
·
Jun 30
Nightmare-Eclipse Drops Yet Another Microsoft Exploit, RoguePlanet
Darkreading
·
Jun 10
Microsoft June 2026 Patch Tuesday fixes 5 zero-days, 200 flaws
Bleepingcomputer
·
Jun 9
Microsoft June 2026 Patch Tuesday fixes 6 zero-days, 200 flaws
Bleepingcomputer
·
Jun 9
Microsoft June 2026 Patch Tuesday fixes 3 zero-day, 200 flaws
Bleepingcomputer
·
Jun 9
Microsoft’s June 2026 Patch Tuesday Addresses 198 CVEs ( CVE-2026-49160, CVE-2026-50507)
Tenable
·
Jun 9
VS Code zero
Bleepingcomputer
·
Jun 3
Critical Windows Netlogon RCE flaw now exploited in attacks
Bleepingcomputer
·
Jun 1
Critical Windows Netlogon RCE flaw now exploited in attacks
Bleepingcomputer
·
Jun 1
Microsoft under fire for threatening security researcher with criminal investigation
Techcrunch
·
May 29
Disgruntled 0-Day Hunter Promises 'Bone Shattering Drop' as Redmond Calls Police
Gadgetreview
·
May 29
Too many zero-days: Microsoft threatens legal action
Heise.De
·
May 29
Six Zero-Days Revealed in Six Weeks: Microsoft Responds with Threat
www.heise.de
·
May 29
A Shared Responsibility Protecting Customers Through Coordinated Vulnerability Disclosure
www.microsoft.com
·
May 28
Microsoft Threatens Researcher Over Bug Reports, Triggers Cybersecurity Uproar
Uk.Pcmag
·
May 28
Disgruntled 0-day hunter 'humiliated' by Microsoft pledges 'bone shattering drop' as Redmond calls cops
Theregister
·
May 28
A shared responsibility: Protecting customers through Coordinated Vulnerability Disclosure
Microsoft
·
May 27
Rogue security researcher banned on GitHub
Cybernews
·
May 25
Picus Security: BlueHammer & RedSun
www.picussecurity.com
·
May 21
Microsoft Defender Zero-Day Vulnerabilities RedSun and UnDefend Actively Exploited ...
Rescana
·
May 21
Windows vulnerabilities: BitLocker problem and privilege escalation
Heise.De
·
May 19
'The exact same issue that was reported to Microsoft…
Inkl
·
May 18
MiniPlasma zero-day gives SYSTEM access on fully patched Windows 11
Notebookcheck
·
May 18
‘Patched’ Windows bug resurfaces 6 years later as working SYSTEM
Csoonline
·
May 18
New Windows 'MiniPlasma' zero-day exploit gives SYSTEM access, PoC released
Bleepingcomputer
·
May 17
Microsoft Faces New BitLocker Security Concerns With YellowKey
Guru3D
·
May 14
BlueHammer
cvereports.com
·
May 13
USB stick opens Windows BitLocker drives in new zero
Itnews.Au
·
May 13
Windows BitLocker zero-day gives access to protected drives, PoC released
Bleepingcomputer
·
May 13
Mystery Microsoft bug leaker keeps the zero
Theregister
·
May 13
“Dirty Frag”: Linux flaws grant root access
Heise.De
·
May 8
CISA orders feds to patch Windows flaw exploited as zero
Bleepingcomputer
·
Apr 29
Nightmare-Eclipse PoC Used in Real-World Attacks
Socprime
·
Apr 22
Hackers Use Nightmare
Cybersecuritynews
·
Apr 21
Another Microsoft Defender privilege escalation bug emerges days after patch
Csoonline
·
Apr 17
Microsoft Patch Tuesday April 2026 patches 163 vulnerabilities (8 Critical, 154 Important, 1 ...
Ccb.Belgium.Be
·
Apr 15
Prev
1 / 10
Next
Related Entities
Chaotic Eclipse
APT28
Fancy Bear
Nightmare Eclipse
Uac-0001
Zero-day Exploit
Ransomware
DDoS
Malware
Data Breach
Denial of Service
Phishing
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