MalwareRansomwareData ExfiltratedDelayed DiscoveryPIIIDENTITY_BASICLowContained
ARTHUR J. GALLAGHER & CO.
bd_98f9af366bf05501 · schema v1 · pii pii-v1
Full breach record for ARTHUR J. GALLAGHER & CO. →Arthur J. Gallagher & Co. filed a supplemental data breach notification with the Delaware Attorney General regarding a ransomware incident detected on September 26, 2020. The attack occurred between June 3, 2020, and September 26, 2020, impacting internal systems. The company took systems offline, engaged forensic specialists, and notified law enforcement. The breach affected individuals' personal information, for which 24 months of credit monitoring via Kroll was provided. This is the 5th supplemental notice.
This filing is one of 21 about the same incident.View merged incident
Linked disclosures
Why this link?Regulatory filings (10) · sorted by filing gap
- bd_46c22c0e135074c1South Carolina State AGfiled 2021-08-17(5d gap)Verified
- bd_4802bf691a0b05cfDelaware State AGfiled 2021-08-17(5d gap)Verified
- bd_5a60d99cfc68d2f6South Carolina State AGfiled 2021-08-17(5d gap)Verified
- bd_d8eb454e54010120South Carolina State AGfiled 2021-08-17(5d gap)Verified
Show 6 more filings ↓Show fewer ↑up to 49d gap
- bd_d559ecce5b338533Delaware State AGfiled 2021-08-19(7d gap)Verified
- bd_367230a44c0b4f07South Carolina State AGfiled 2021-08-04(8d gap)Verified
- bd_cace63e34906c9e1Delaware State AGfiled 2021-08-04(8d gap)Verified
- bd_e05a56a536c799ddNew Hampshire State AGfiled 2021-09-07(26d gap)Verified
- bd_e1bf416a552091dfSouth Carolina State AGfiled 2021-09-08(27d gap)Verified
- bd_97dcb7179082a9e8South Carolina State AGfiled 2021-09-30(49d gap)Verified
Showing first 10 of 20 linked disclosures.
Source provenance
- Source URL
- https://attorneygeneral.delaware.gov/wp-content/uploads/sites/50/2021/09/2021-8-12-AJG-DE-5th-Supplemental-Notice-to-DE-Residents.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
- Filed at
- Aug 12, 2021
- Raw hash
- 710b664448b9afc6260034f4bad5badce3f328b90a9552f8470f686d6676f291
Reporting entity
- Name
- ARTHUR J. GALLAGHER & CO.norm: arthur j gallagher
Victim entity
- Name
- ARTHUR J. GALLAGHER & CO.norm: arthur j gallagher
Incident
- Discovered
- Sep 26, 2020
- Materiality determined
- —
- Notification sent
- Sep 12, 2021
- Affected individuals
- Not disclosed
- Data types
- PIIIDENTITY_BASIC
- Attack vector
- Ransomware
- MITRE ATT&CK
- T1486 Data Encrypted for ImpactT1119 Automated Collection
- Threat actor
- ExternalFinancial
- Regulator citations
- reported this incident to law enforcement and regulatory authorities
Compliance
- Time to disclose
- 46 weeks(320 days from discovery to filing)
- Compliance flags
- — (clock not assessable for this source)
Extraction provenance
- Status
- No extraction artifact recorded for this disclosure.