EYService

First seen
2020-02-01 00:00:00
Malware type
backdoor
Profile updated
2026-07-07 12:57:43

Targeted industries: government-and-public-sector technology-and-telecommunications

Context

EYService is the main part of the backdoor used by Nazar APT. This a passive backdoor that relies on, now discontinued, Packet Sniffer SDK (PSSDK) from Microolap.

Detection coverage

  • 1 YARA rules

Detection rules

  • MALPEDIA_Win_Eyservice_Auto (yara-rule)

Reports & references

  • epicturla.com — The Lost Nazar (report)
  • crysys.hu — Ukatemicrysys Territorialdispute (report)
  • malpedia.caad.fkie.fraunhofer.de — Win.Eyservice (report)
  • blog.malwarelab.pl — Nazar Eyservice Comm (report)
  • blog.malwarelab.pl — Nazar Eyservice (report)
  • research.checkpoint.com — Nazar Spirits Of The Past (report)

External references