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high severity September 03, 2023 · 3 min read Unverified claim — what this is

AdSage Technology Co., Ltd. Listed by noescape Ransomware Group

If you are a customer of AdSage Technology Co., Ltd., here’s what is being claimed, and what it would mean for you.

Beijing AdSage Technology Co., Ltd. (AdSage/adSage) was established in 2007. It is famous for its big data mining and precision marketing. It is the "CNAAⅠ" certification of the China Advertising Association and one of t...

— from Noescape’s own leak-site posting. This is the group’s claim, quoted verbatim; it is not GalaxyWarden’s reporting and has not been independently verified.
AdSage Technology Co., Ltd. Listed by noescape Ransomware Group

Beijing-based AdSage Technology Co., Ltd. was listed on the NoEscape ransomware group’s leak site on September 03, 2023, claiming that the advertising technology firm suffered a ransomware attack in which internal files were exfiltrated.

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Reported Details from the Listing

The NoEscape leak-site entry states that AdSage, founded in 2007 and known for big data mining and precision marketing services, had internal files stolen during a ransomware incident. The disclosure does not quantify how many records were taken, list specific data types beyond “internal files,” or reveal any ransom demand. It simply presents the company as a victim and displays samples of the allegedly stolen material. The listing does not detail which systems were initially compromised or how the attackers gained access.

Why This Matters for You and Your Family

When a marketing and data-analytics company like AdSage is breached, the exposure often reaches far beyond corporate walls. Clients, partners, and ordinary individuals whose behavioral profiles, contact details, or campaign data sit inside those internal files can face sudden privacy loss. If your name, email, phone number, or browsing history was part of any AdSage-managed campaign or dataset, that information may now be in the hands of criminals who have already demonstrated their willingness to publish it. For families this can mean increased spam, phishing attempts aimed at children, or targeted scams that reference real purchasing habits.

The Doxxing and Identity-Chain Risk

Stolen internal files frequently contain spreadsheets that link customer identifiers, ad-tracking cookies, email addresses, and sometimes physical addresses. Attackers can chain these fragments with other leaked credentials to build complete identity profiles. A single exposed email from an AdSage file can unlock linked social-media accounts, shopping profiles, and even children’s gaming logins that reuse the same password. Once the chain begins, doxxing escalates quickly: public records, family member names, and home addresses become easy to assemble and sell or publish. Credential leaks like this one cascade into account takeovers that affect both adult and children’s gaming accounts.

NoEscape Group’s Known Track Record

Public reporting attributes the NoEscape ransomware group’s emergence to mid-2023. The actors operate a double-extortion model: they encrypt victim systems and simultaneously threaten to publish stolen data unless a ransom is paid. Prior victims have included organizations across North America, Europe, and Asia, with the group favoring companies that hold large volumes of customer or marketing data. Their typical playbook begins with initial access through compromised remote desktop credentials or phishing, followed by rapid exfiltration of documents before encryption. They maintain an onion-site leak portal to pressure victims publicly when negotiations stall.

What to do

  • Run a DoxxScan to map every link between your emails, phones, handles, and real-world identity, then use the cleanup of Warden to remove what you can.
  • Enable continuous DoxxScan monitoring across 13.1B+ breach records and 100+ platforms so the next exposure surfaces in hours rather than months.
  • Rotate any password you ever used with AdSage or its client systems and switch to 2FA through an authenticator app instead of SMS.
  • Cover the household with DoxxScan family protection that extends to dependents and children’s gaming accounts that often chain back to the same address or parent email.
  • Let remediation specialists handle ongoing takedown requests across data brokers and leak sites on your behalf.

The AdSage breach is a reminder that even specialized marketing firms hold data that can be weaponized against ordinary families. Start your DoxxScan trial today and combine continuous monitoring, AI-powered identity-chain mapping, and hands-on remediation by specialists to protect yourself and everyone at home, including gaming accounts that attackers love to hijack. DoxxScan by GalaxyWarden is built precisely for these cascading threats.

What the free scan actually returns

Sample resultyou@email.comIllustrative — not a real person

Found on people-search siteswe remove these

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value redacted in this sampleage, relatives, address historySpokeo
value redacted in this samplephone, household, property recordsBeenVerified
value redacted in this sample582 companies checked

Found in breach recordsverifiedreported — unverified

Each record is labeled: confirmed breach data, or an attacker’s claim no one has verified.

verifiedvalue redacted in this samplepassword + phone · 2024telecom breach
unverifiedvalue redacted in this sampleclaimed in ransomware listing · 2026leak-site claim

Leaked data cannot be deleted from the internet — anyone claiming otherwise is lying. Broker listings can be removed. We do the second, and show you exactly what to fix from the first.

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AdSage Technology Co., Ltd. is one listing. Your email is probably in others.
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Report details & sourcing

Severity High the filing does not enumerate what was exposed
Disclosed September 03, 2023
Last reviewed August 8, 2026
Affected Unconfirmed
Unverified claim — what this report is
This page documents a public listing on a ransomware/extortion group’s leak site, tracked via public threat-intelligence sources. A listing is the attacker’s claim. GalaxyWarden aggregates and reports such claims; we have not independently verified that a breach occurred, what data (if any) was taken, or the accuracy of anything the group asserts, and the named organisation has not necessarily confirmed the incident. Sections above describe what the listing shows and the group’s documented history — not verified findings about the named organisation. If you represent this organisation and believe anything here is inaccurate, tell us and we’ll review it promptly.
Editorial & sourcing policy
GalaxyWarden is a breach-monitoring service and news aggregator. We do not exfiltrate, host, purchase, or redistribute stolen data. Breach information is compiled from publicly accessible sources and threat-intelligence platforms, and is reported as claims attributed to their source. We promptly correct or remove material shown to be inaccurate — see our content & takedown policy or write to support@galaxywarden.com.
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