Canada
CAN
VoIP.ms DDoS extortion campaign disrupts customer telephone calls
From approximately September 16, 2021, sustained distributed denial-of-service attacks against Canadian VoIP provider VoIP.ms overwhelmed DNS, website and voice infrastructure. Customers encountered failed or degraded inbound and outbound calls and account access over several days; a purported REvil representative demanded cryptocurrency, but the identity and affiliation of the extortionist were unverified.
81
Estimated severity
81 / 100
93
Source reliability
93 / 100
Approximate Date
2021-09-16
Targeted Company
VOIP.MS
Targeted Company Supply Chain Impact
Distribution & Fulfillment
Procurement & Sourcing
Production & Manufacturing
Sales (Retail & Ecommerce)
Warehousing
Service Delivery
Unrecognized Impact
Supply Chain Relations
No information
Geographic Impact
Country Targeted Company
Other Affected Countries
No other affected countries reported
Target country
Canada
Affected countries
Canada
Impacted regions
No information
Operational Impact
Duration
No information
Financial impact (USD M)
No information
Impact types
Downstream customer disruptionService degradationService unavailability
Affected sectors
Telecommunications
Affected departments
Information Technology
Attack Profile
Attack types
Distributed denial of serviceExtortion
Attributed threat actors
No information
Sources
Incident Sources
arstechnica.comhttps://arstechnica.com/gadgets/2021/09/canadian-voip-provider-hit-by-ddos-attack-phone-calls-disrupted/bleepingcomputer.comhttps://www.bleepingcomputer.com/news/security/voipms-phone-services-disrupted-by-ddos-extortion-attack/enablesecurity.comhttps://www.enablesecurity.com/blog/massive-ddos-and-simulated-attacks/