WIKA Beton
thegentlemen listed this organization on its leak site on Oct 31, 2026.
- Listing date
- Oct 31, 2026
- Attack date
- Oct 26, 2026
Listing text
wika-beton.co.id WIKA Beton (PT Wijaya Karya Beton Tbk) is Indonesia's largest precast and prestressed concrete manufacturer, founded in 1997 and listed on the Indonesia Stock Exchange since 2014 as part of state-owned Wijaya Karya group. It operates over 20 production plants across Indonesia from Java to Papua, producing more than 189 types of concrete products including bridge girders, piles, culverts and railway sleepers. Revenue is estimated at around 5.3 trillion rupiah with a market cap of 1.9 trillion, offering a 3.5 percent dividend yield and trading well below book value. The company is a primary supplier for Indonesia's massive infrastructure boom including toll roads, the Jakarta-Bandung high-speed railway and new port construction. Led as a state-owned enterprise, it benefits from priority access to government contracts and a unique nationwide plant network.
About the group
thegentlemen posted its first listing on Sep 9, 2025 and has listed 1,253 organizations to date.
The Gentlemen is a RaaS group that emerged in July–August 2025, rapidly claiming over 320 victims across 17+ countries by offering affiliates a 90% revenue share, deploying a Go-based locker against Windows, Linux, NAS, and BSD systems; a compromised C2 server in 2026 revealed more than 1,570 linked victims.
Learning center
What does this listing mean?
Ransomware groups move data out of the organization before encrypting systems and threaten to publish it if the ransom is not paid. This method is called double extortion.
The listing shows that the group claims to have targeted the organization. Whether the data was published is shown by the later status of the listing.
What should you do if your organization is listed on a leak site?
- Record the listing and any published sample files; do not visit the leak site from the corporate network.
- Isolate affected systems and preserve logs without deleting them.
- Determine which data left the organization; if personal data is involved, review notification obligations with your legal team.
- Make any decision about the ransom demand together with legal, management and incident response.
- Do not bring systems back online before the attacker’s entry point is closed.
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