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

PT Pertamina (Persero) Ransomware Attack

pertamina.comRansomed

thegentlemenGroup

IndonesiaCountry

Jul 31, 2026Discovered

Overview

View group profile

Domain

pertamina.com

Industry

Energy & Utilities

Country

Indonesia

Discovered

about 1 month ago

Attack date

Jul 31, 2026

Confidence

100%

Severity

Medium

Status

Claimed

Threat group

thegentlemen

Total victims

501

First seen

Sep 2025

Last seen

Aug 2026

Group status

active

Sophistication

Impact score

Threat level

4.1/10

Aggressiveness10/10

Lethality0/10

Criticality2/10

Status breakdown

Data Leaked0.6%3

Negotiating0.2%1

Claimed

this victim

99.2%497

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 (501)

Same group · thegentlemen

Group activity

Monthly attacks · thegentlemen

501

total · avg 41.8/mo