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Ransomware scum who hit Indonesian government apologizes, hands over encryption key

ID: 1880c90e-a472-5cbd-be5a-556b8903560b

STIX ID: report--1880c90e-a472-5cbd-be5a-556b8903560b

Feed Name: The Register (Security)

Threat Score
78/100

Date Published: 2024-07-04

Date Updated: 2026-04-26

Author: Laura Dobberstein

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Brain Cipher conducted a ransomware attack against Indonesia's Temporary National Data Center (PDNS), exfiltrating and encrypting several thousand terabytes of data and demanding 131 billion Rupiah (~$8M). The group subsequently released a 54 KB ESXi decryptor file and apologized, claiming to act as penetration testers; the breach exposed optional backup practices across agencies, disrupted services, prompted a presidential audit of datacenters, and sparked public and political backlash.

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