+8618642583550

+8618642583550 is a telephone number that one published source reports in connection with IT Worker Fraud activity, which public reporting attributes to North Korea (DPRK). It is cited here from Lazarus Group DPRK IT-Worker Registry (lazarus.group).

The reporting files it under the persona Andy Cho, alongside 8 other identifiers attributed to the same identity. The persona page shows them together with any accounts, photographs and CV recorded under that name. A persona name is the one an account presented under, and may belong to an uninvolved person whose identity was taken.

phone number IT Worker Fraud THIRD-PARTY REGISTRY

First seen unknown · last seen unknown

Line type

Line typeWireless
CarrierCHINA UNICOM
Rate centreDANDONG, LIAONING

A China Unicom mobile number whose registered location is Dandong, Liaoning — the Chinese border city facing Sinuiju, and the crossing through which most DPRK cross-border traffic moves. The location is where the number is registered, not where a handset was when this was looked up.

Looked up 2026-09-13 at phonevalidator.com. This is a lookup of the line itself.

Source

  • Entry in the lazarus.group DPRK IT-worker registry, which asserts that these accounts belong to one operator. The registry publishes no methodology, so this is recorded as its claim and not as a finding of this site. Its evidence links and its cross-references to other operators in the same registry are deliberately not reproduced as indicators.
    lazarus.group/team/andy-cho — Lazarus Group DPRK IT-Worker Registry (lazarus.group) · under “Andy Cho / hashbirdcho” · pulled 2026-09-09

Find this indicator in the index, or see every telephone number this site holds under Telephone numbers in the browse listing.

Related indicators

Same persona record: Andy Cho

Other identifiers the reporting files under the same persona; 7 of 8 are shown.

All 8 on the Andy Cho page

Cited by the same report: lazarus.group/team/andy-cho

Lazarus Group DPRK IT-Worker Registry (lazarus.group) lists 5 other indicators in this source. 1 are shown, chosen across types.

All 6 indicators from this source

Disclaimer An entry here is not proof of DPRK affiliation or wrongdoing. A listed name, account or address may belong to an uninvolved person, so each entry is a lead to verify independently. What inclusion means. See the sourcing methodology.