Breach taxonomy
Summary
On August 17, 2024, Microchip Technology detected suspicious activity on its IT systems; by August 19 it confirmed an unauthorized party had disrupted certain servers and some business operations. Manufacturing facilities operated at below-normal levels and order fulfillment was impacted. A subsequent update (Sep 4) confirmed that employee contact information and some encrypted/hashed passwords were obtained, and an unauthorized party claimed to have posted company data online; no customer or supplier data was confirmed exfiltrated. Systems were substantially restored within approximately two weeks. Filed under Item 8.01; company determined the incident was not material.
Tagging rationale
ThreatUnknown
Filing does not attribute the incident to a specific actor → UNKNOWN.
MethodsMalwareData Exfil
An unauthorized party disrupted servers and business operations consistent with malware deployment (MALWARE); follow-up filing confirmed data including employee credentials was obtained and claimed to be posted online → DATA-EXFIL added.
AssetsRevenue ProcessConfidential Biz
Unauthorized disruption affected manufacturing operations and order fulfillment (REVENUE-PROCESS); employee contact information and hashed passwords were subsequently confirmed accessed (CONFIDENTIAL-BIZ).
EffectsBiz InterruptionInfo Privacy Loss
Manufacturing facilities ran at below-normal levels and order fulfillment was impacted (BIZ-INTERRUPTION); employee contact information and encrypted passwords were exfiltrated (INFO-PRIVACY-LOSS).
Business continuityPartial
Follow-up filing states operations are substantially restored after about two weeks, but recovery was ongoing as of the Sep 4 update with some systems still being brought back → Partial.
Impact
Manufacturing disruption at a major semiconductor company lasting ~2 weeks; limited data exposure (employee contact info, no customer data); company deemed non-material → score 2.
InsuranceNot disclosed
Filing makes no mention of insurance → null.
Read the original SEC filing excerpt
Item 8.01. Other Events On August 17, 2024, Microchip Technology Incorporated (the Company) detected potentially suspicious activity involving its information technology (IT) systems. Upon detecting the issue, the Company began taking steps to assess, contain and remediate the potentially unauthorized activity. On August 19, 2024, the Company determined that an unauthorized party disrupted the Company's use of certain servers and some business operations. The Company promptly took additional steps to address the incident, including isolating the affected systems, shutting down certain systems, and launching an investigation with the assistance of external cybersecurity advisors. As a result of the incident, certain of the Company's manufacturing facilities are operating at less than normal levels, and the Company's ability to fulfill orders is currently impacted. The Company is working diligently to bring the affected portions of its IT systems back online, restore normal business operations and mitigate the impact of the incident.