Navi Mumbai Cloud Provider Hypervisor Lockout

EXECUTIVE INTELLIGENCE SUMMARY

BlackCat/ALPHV ransomware deployment targeting multi-tenant VMware ESXi virtualization clusters across Indian commercial hosting provider.

Initial access broker compromised external-facing identity gateway via stolen session cookies, provisioning administrative accounts that invoked custom Linux ESXi encrypters. Rapid isolation by CERT-In and datacenter engineers restricted encryption to 14 isolated client nodes before storage snapshot rollbacks were completed.

PHASED INCIDENT CHRONOLOGY

PHASE: Exploitation•2026-08-08 21:15 UTC

ESXi CLI Script Executed via SSH

Ransomware terminates VM processes and encrypts .vmdk header blocks.

PHASE: Mitigation•2026-08-10 12:00 UTC

Immutable Storage Snapshot Restoration

Restored 100% of tenant workloads from write-once-read-many (WORM) storage appliances.

VERIFIED PROVENANCE TRAIL1 INDEPENDENT ATTESTATIONS

“Ransomware binary written in Rust matching ALPHV v2 core compiler signatures.”

government•2026-08-12•96% CONFIDENCE

CERT-In Incident Response Bureau

Static and dynamic binary analysis confirms Rust ChaCha20 implementation.

SOURCE CITATIONS & ATTESTATIONS (1)

CERT-In Advisory CIAD-2026-0419CERT-In

Ransomware Targeting Virtualization Infrastructure

TELEMETRY CARDID: inc-2026-0711

ENTITY TYPE

incident

COORDINATES

19.076, 72.8777 (India)

INDEXED TAGS

#ransomware#esxi#datacenter#india#certin#blackcat

CONNECTED ENTITIES (2)VIEW IN GRAPH →