> JapanHacked_
[Resolved][Severity: Moderate][Malware]

INPIT: a support worker's personal PC at its contractor was infected with Emotet, and names and email addresses of 316 contacts may have leaked

A personal PC that a support worker at the IP support desk contractor used against the rules was infected with Emotet.

Disclosed

2021-03-03

Organizations involved

1

Leaked or at risk

Unknown

Downtime

Unknown

What happened

  1. At the Hokkaido Institute of Invention and Innovation, an email from a supported company was opened and the PC was infected with Emotet that night. [2]

  2. Emails impersonating the IP support desk and its staff went out, and recipients pointed out the problem. The desk issued a warning. [1] [2]

  3. The investigation found that one personal PC used without permission by a contractor employee was infected, and it was cut off from the network. [2]

  4. INPIT published the results of the detailed investigation. [1]

Impact

Names, email addresses and other data of people at 316 supported companies and others that the worker had exchanged email with may have leaked. No sensitive business information was included. [1] [2]

INPIT apologized to the companies concerned several times and checked the situation; no damage was reported. [1]

Timeline

  1. Started 2020-10-20
  2. Detected 2020-10-21
  3. Disclosed 2021-03-03
  4. 134 days

Attack or cause

Method
[Malware]
Impact
[Data leak]
Entry point
E-mail

Data exposed or at risk

[Name][E-mail address]

Supply chain

Organizations involved

Open in organization search

Sources

  1. [1][Official]当館委託事業におけるマルウェア感染による情報流出事案についてINPIT · 2021-03-03
  2. [2][News]INPIT委託先で「Emotet」感染 - 使用許可取消後のテレワーク端末でSecurity NEXT · 2021-03-09