PseudoManuscrypt

Malware type
spyware
Family
Malware family
Profile updated
2026-07-07 14:48:28

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

Context

According to PCrisk, PseudoManuscrypt is the name of the malware that spies on victims. It is similar to another malware called Manuscrypt. We have discovered PseudoManuscrypt while checking installers for pirated software (one of the examples is a fake pirated installer for SolarWinds - a network monitoring software).

Detection coverage

  • 1 YARA rules

Detection rules

  • ARKBIRD_SOLG_MAL_Pseudomanuscrypt_Dec_2021_1 (yara-rule)

Reports & references

  • youtube.com — Watch (report)
  • Kaspersky — 107498 (report)
  • asec.ahnlab.com — 31683 (report)
  • medium.com — Updates From The Maas New Threats Delivered Through Nullmixer D45Defc260D1 (report)
  • bitsight.com — Zero 50K Infections Pseudomanuscrypt Sinkholing Part 1 (report)
  • malpedia.caad.fkie.fraunhofer.de — Win.Pseudo Manuscrypt (report)
  • ics-cert.kaspersky.com — Pseudomanuscrypt A Mass Scale Spyware Attack Campaign (report)
  • netresec.com (report)

External references