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Threat intelligence API
Get started
Live feed
Recipes
Free feeds
CLI & agents
The data
Incident records
Dark web
Validated IOCs
Vulnerabilities
Entity graph
For teams
For service providers
Use cases
About ThreatCluster
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OpenAPI (Swagger)
ReDoc
Examples on GitHub
Quickstart & plans
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PrintNightmare
Vulnerability
Threat entity extracted from intelligence sources
Entities
›
vulnerability
›
PrintNightmare
Frequency
8
occurrences
First Seen
March 11, 2026
Last Seen
October 14, 2026
API
Overview
Recent Events
Profile
Profile
MITRE ATT&CK
1 / 2
Exploited By
APT29
Atlas Lion
Scattered Spider
ShadowSilk
YoroTrooper
WannaCry
Associated Malware
AntSword
Chisel
Cobalt Strike
GodZilla
JRAT
Tools Used
AADInternals
Dirsearch
Drupalgeddon2
FinalShell
FOFA
Gobuster
Godzilla Webshell
Impacket
MITRE Techniques
T1566.001 - Spearphishing Attachment
T1003 - OS Credential Dumping
T1059.001 - PowerShell
T1021 - Remote Services
T1068 - Exploitation for Privilege Escalation
T1071 - Application Layer Protocol
T1203 - Exploitation for Client Execution
T1204 - User Execution
Campaigns
SolarWinds Compromise
Affected Platforms
Windows
Azure AD
Duo
Entra ID
Microsoft Intune
Regions
Kyrgyz Republic
Tajikistan
Uzbekistan
Sectors Affected
Government
-
REC
Recon
No techniques detected
-
RD
Resource Dev
No techniques detected
1
IA
Initial Access
T1566.001 - Spearphishing Attachment
3
EX
Execution
T1059.001 - PowerShell
T1203 - Exploitation for Client Execution
T1204 - User Execution
2
PE
Persistence
T1505.003 - Web Shell
T1547 - Boot Or Logon Autostart Execution
1
PE
Priv Esc
T1068 - Exploitation for Privilege Escalation
-
DE
Defense Evasion
No techniques detected
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
1
C2
C2
T1071 - Application Layer Protocol
-
EX
Exfil
No techniques detected
1
IM
Impact
T1486 - Data Encrypted for Impact
11
techniques detected across
8
tactics
Related Clusters (2)
Critical Windows Print Spooler Vulnerability CVE-2021-34527 Exploited
Jun 17
·
1 sources
73
Risks of Skipping Windows Updates: Vulnerabilities Exploited by Attackers
Aug 6
·
2 sources
69
Related Articles (7)
ShadowSilk (Group-IB)
www.group-ib.com
·
Oct 14
What Happens To Your Computer If You Skip Windows Updates
Aol
·
Aug 6
What Happens To Your Computer If You Skip Windows Updates
Bgr
·
Aug 6
Kb5005010 Restricting Installation Of New Printer Drivers After Applying The July 6 2021 Updates 31b91c02 05bc 4ada A7ea 183b129578a7
support.microsoft.com
·
Jun 17
Clarified Guidance For Cve 2021 34527 Windows Print Spooler Vulnerability
msrc-blog.microsoft.com
·
Jun 17
Rapid7 Analysis: CVE-2021-34527 "PrintNightmare"
Rapid7
·
Jun 17
March 2026 Patch Tuesday: Critical Microsoft CVEs & Fixes
Absolute
·
Mar 11
Prev
1 / 2
Next
Related Entities
APT29
Atlas Lion
Scattered Spider
ShadowSilk
YoroTrooper
Phishing
Ransomware
Malware
Worm
Zero-day Exploit
Brute Force
Data Breach
