RANSOMWARE VICTIMCONSTRUCTION

Mahajak Development

THEGENTLEMEN📍 Thailand (TH)📅 June 15, 2026
8
same group

Attack Intelligence

Mahajak Development was compromised in a ransomware attack attributed to THEGENTLEMEN in June 2026. The organization, operating in the Construction sector in Thailand, was added to the group's data leak site as part of an extortion campaign.

THEGENTLEMEN operates as a financially motivated ransomware-as-a-service (RaaS) operation, exfiltrating sensitive data and threatening public disclosure to pressure victims into paying ransom demands.

***.com zoominfo.com/c/mahajak-development-co-ltd/346627274 Mahajak Development Co., Ltd. is a leading Thai technology provider established in 1971, headquartered in Bangkok. Evolving from an automotive air-conditioning distributor, they are now a premier supplier of Mitsubishi Heavy Duty climate systems, smart home automation, and professional audio-visual solutions. The company delivers comprehensive consulting, design, and installation services for commercial projects and government facilities across Thailand

Additional Details

Other Victims — THEGENTLEMEN (8)

Quick Facts

CountryThailand (TH)
SectorConstruction
Attack DateJun 15, 2026
Intel Sourceransomware.live

Threat Group

THEGENTLEMEN
Motivation: financial
View group profile →

External Links

Data sourced from Ransomware.live, RansomLook, and CTIWATCH OSINT collection. Victim listing does not imply confirmed breach — intelligence based on group claims.