Ransomware needs a way in. Stolen credentials are the cheapest one.

PT Pertamina (Persero) Ransomware Attack

pertamina.comData extortion

RansomHouseGroup

IndonesiaCountry

Sep 17, 2026Discovered

Overview

View group profile

Domain

pertamina.com

Industry

Energy & Utilities

Country

Indonesia

Discovered

22 days ago

Attack date

Aug 21, 2026

Confidence

100%

Severity

Medium

Status

Claimed

Threat group

RansomHouse

Total victims

First seen

Oct 2025

Last seen

Sep 2026

Group status

active

Sophistication

Impact score

Threat level

2.3/10

Aggressiveness6/10

Lethality0/10

Criticality0.7/10

Status breakdown

Claimed

this victim

100.0%74

Targeted sectors

Education Energy & Utilities Financial Services Government & Defense Healthcare Hospitality Manufacturing Other Professional Services Retail & E-Commerce Technology Transportation

Victim's position within group

Industry

Energy & Utilities

Known target sector

Country

Indonesia

Frequently targeted country

Other victims

View all (74)

Same group · RansomHouse

Group activity

Monthly attacks · RansomHouse

total · avg 6.2/mo