Disclosure context

About Mallox

**Overview:** Mallox is a financially motivated ransomware group that emerged in November 2022, operating as a relatively new player in the ransomware ecosystem with a focus on extracting monetary payments from victim organizations across multiple industry sectors. **Origin & Affiliation:** The group's country of origin and specific affiliations remain largely undocumented by major threat intelligence organizations, though their operational patterns suggest they operate independently rather than as part of a larger ransomware-as-a-service operation. **Attack Methodology:** Limited public documentation exists regarding Mallox's specific attack vectors and technical capabilities, though their successful compromise of 49 documented victims suggests they employ conventional ransomware deployment methods including data encryption and likely extortion tactics to pressure victims into payment. **Notable Campaigns:** Mallox has demonstrated a preference for targeting technology companies, business services, and manufacturing sectors, with their operations showing particular concentration in the United Kingdom, India, and the United States, though specific high-profile incidents have not been widely publicized by major cybersecurity firms or law enforcement agencies. **Current Status:** The group remains active as of recent threat intelligence reporting, continuing to conduct ransomware operations across their preferred geographic and sectoral targets. The group has been linked to 49 public disclosures across our corpus. First observed on a leak site on November 4, 2022; most recent post July 15, 2024. The operation is currently inactive.

Timeline of this disclosure

June 18, 2023Bangkok Industrial Gas Co., Ltd. (BIG) listed by Malloxon the group's public leak site

Sector and geography

This disclosure adds to ransomware activity in the Manufacturing sector, which has 2,458 disclosures indexed across all operators we track. Geographically, Bangkok Industrial Gas Co., Ltd. (BIG) is reported in United Kingdom, a country with 902 ransomware disclosures in our corpus.

How we know this. Darkfield monitors public ransomware leak sites continuously, archiving every new disclosure and the data later released against the victim. Each entry on this page is sourced from the operator's own publication and cross-checked against complementary OSINT feeds (RansomLook, ransomware.live, RansomWatch). We do not collect or host stolen data — only the metadata, timestamps and screenshots needed to make the public disclosure searchable and accountable. Records here are corrected when the original post is edited, retracted, or merged with another disclosure.

Ransomware victim disclosure

← All victims

Bangkok Industrial Gas Co., Ltd. (BIG)

Claimed by Mallox · listed 3 years ago

35m

Age

since listed · data leaked

Status timeline

Listed
Jun 18, 2023
Data leaked

At a glance

Group: Mallox
Status: Data leaked
Country: United Kingdom
Sector: Manufacturing
Listed on leak site: Jun 18, 2023

About the victim

AI dossier — public-source company profile

Bangkok Industrial Gas Co., Ltd. (BIG) is a Thai company engaged in the production and distribution of industrial gases. Based on its name, it likely serves manufacturing, petrochemical, and related industrial sectors in Thailand. No public site content was available to confirm scale or additional operational details.

Industry: Industrial Gas Supply & Distribution

Attack summary

Severity: high — Data has been published (disclosed status: data_published) rather than merely listed, confirming exfiltration of company data. The nature of an industrial gas supplier means operational and potentially sensitive business/client data could be exposed, though the exact contents of the archive and presence of regulated PII are unconfirmed, placing this at high rather than critical.

The Mallox ransomware group claims to have exfiltrated data from Bangkok Industrial Gas Co., Ltd. and has published a password-protected archive via AnonFiles as proof of the stolen data.

high

Data the group says was taken

AI dossier — extracted from the leak post

Exfiltrated company files (password-protected RAR archive)

The group's post references roughly 1 proof file.

What the group claims

DATA:https://anonfiles.com/X9A7y8x5ze/GAS_rar PASSWORD: c2OG7Qx$SNSnz6o5AE2,s<WOgUNIz5&4

Sources

Leak posthttp://wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion/mallox/post?yqlvqp36L5XmNXy

Source

Indexed 3 years ago

This page surfaces a public ransomware disclosure indexed by Darkfield. Original posts come from the operator's own leak site; we cross-check against ransomware.live, RansomLook and RansomWatch where applicable. Share this URL freely.