Categories: RansomTrojan

Should I remove “UDS:Trojan-Ransom.NSIS.Onion”?

The UDS:Trojan-Ransom.NSIS.Onion is considered dangerous by lots of security experts. When this infection is active, you may notice unwanted processes in Task Manager list. In this case, it is adviced to scan your computer with GridinSoft Anti-Malware.

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What UDS:Trojan-Ransom.NSIS.Onion virus can do?

  • Creates RWX memory
  • Reads data out of its own binary image
  • Drops a binary and executes it
  • The binary likely contains encrypted or compressed data.
  • Creates a copy of itself
  • Anomalous binary characteristics

How to determine UDS:Trojan-Ransom.NSIS.Onion?


File Info:

crc32: 12FECB5Cmd5: 61846b1fcde24f38f26887fe96b91e1aname: 61846B1FCDE24F38F26887FE96B91E1A.mlwsha1: f0b462a69156f64075b642e9610a173a973b0a64sha256: 5bd444d52432a061d778e1e8df5c5caef24ac8906d9db2e969055cc90139bc4fsha512: 4cfa0bc3d1cc9d6cd19dc208f55fbde91e976c23722884ec7f0315bcd724dad3343e4c8e05745e5ed3630941ce1889b54e4abc80753196f67bec965554762a1essdeep: 6144:2e340rQFvXLNg2Qi5nQ3RMhxLp0JtkhJzK/Ge4akRplYWGQ:BAXS2NnMRAxLp0SzzqNlk11type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

UDS:Trojan-Ransom.NSIS.Onion also known as:

Bkav W32.AIDetect.malware2
CAT-QuickHeal TrojanRansom.Onion
Cylance Unsafe
Zillya Trojan.GenericKD.Win32.28981
Symantec Trojan.Gen.2
APEX Malicious
Kaspersky UDS:Trojan-Ransom.NSIS.Onion.gen
Sophos Mal/Generic-S
Comodo Malware@#1oelphg6d6hch
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition BehavesLike.Win32.BadFile.fc
Kingsoft Win32.Troj.Undef.(kcloud)
Microsoft PUA:Win32/Presenoker
AegisLab Trojan.NSIS.Onion.j!c
McAfee Artemis!61846B1FCDE2
MAX malware (ai score=95)
VBA32 Adware.Presenoker
Fortinet W32/Onion.AERH!tr
Paloalto generic.ml

How to remove UDS:Trojan-Ransom.NSIS.Onion?

  • Download and install GridinSoft Anti-Malware.
  • Open GridinSoft Anti-Malware and perform a “Standard scan“.
  • Move to quarantine” all items.
  • Open “Tools” tab – Press “Reset Browser Settings“.
  • Select proper browser and options – Click “Reset”.
  • Restart your computer.
Paul Valéry

I'm a cyber security analyst and data science expert with 5+ years of experience with security software contractors.

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