A zip attachment contains a img with an exe: the malware. The other, a pdf downloading a zip with an exe: the same malware. The data is exfiltrated via SMTP.
PyeongChang Winter Olympic, suggestions on cybersecurity for attendees
2018 Olympic Games in PyeongChang are approaching and there are risks for the cybersecurity of the attendees. Especially on mobile
As the 2018 Olympic Games in PyeongChang approach, US Computer Emergency Response Team (NCCIC/US-CERT) has issued some suggestions on cybersecurity for attendees. On the official web site, NCCIC/US-CERT reminds travelers to be aware of cyber threats. At high-profile events, hactivists may take advantage of the large audience to spread their message. Moreover, members of cybercrime may attempt to steal personally identifiable information or harvest users’ credentials for financial gain. There is also the possibility that mobile or other communications will be monitored during the Games in Republic of Korea. It for security reasons or by cyber espionage groups. For that reasons, NCCIC/US-CERT encourages users to protect themselves against these risks. Especially associated with portable devices (mobile) such as smart phones and tablets.
The suggestions of NCCIC/US-CERT to counter threats by hactivists, cybercrime and cyber spies
For the Olympic Games in Pyeongchang, NCCIC/US-CERT reccomends to switch off Wi-Fi and Bluetooth connections when not in use. It to avoid external intrusions or cyber attacks on devices. Moreover, to use a credit card to pay for online goods and services. It’s important also -when using a public or unsecured wireless connection-, avoid surfing sites and applications that require personal information like log-ins. Cybercrime could try to steal that informations. Finally, US CERT remembers that’s important to update mobile software and use strong PINs and passwords. It’s the best way to improve cybersecurity and avoid all problems related on a possible compromission.
NCCIC/US-CERT official suggestions on cybersecurity for PyeongChang Olympic Games attendees