Categories: RansomTrojan

UDS:Trojan-Ransom.Win32.Encoder.krn removal

The UDS:Trojan-Ransom.Win32.Encoder.krn 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.Win32.Encoder.krn virus can do?

  • SetUnhandledExceptionFilter detected (possible anti-debug)
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Anomalous file deletion behavior detected (10+)
  • Dynamic (imported) function loading detected
  • Reads data out of its own binary image
  • The binary contains an unknown PE section name indicative of packing
  • Authenticode signature is invalid
  • Created a process from a suspicious location
  • CAPE detected the PyInstaller malware family

How to determine UDS:Trojan-Ransom.Win32.Encoder.krn?


File Info:

name: B1F862DA68278C6F7C0D.mlwpath: /opt/CAPEv2/storage/binaries/ee49609e038413e1e63d369f6c5fba33fbd28643367e63e78d99c0b5d24113b8crc32: 32EEFDC7md5: b1f862da68278c6f7c0d1f6a4b749ac1sha1: b35e0fc393652a5def2630ae7d30fd45c4fccec6sha256: ee49609e038413e1e63d369f6c5fba33fbd28643367e63e78d99c0b5d24113b8sha512: 5ccdc3ccc62785a85261a3200f49ea6142d915deee562f1aa8815e04016b5af3ee5c57ede42e24d1b0476f4889380dd83c6dbf0ffe5874b6642d084f7842f2c3ssdeep: 98304:zs82AFuZwoPllMWHubXkTZONq0d6NlPf9/iPU2ZJm0xcGkRpQY:w0oP1HOXfZ8bntiZ3m0xcGYp5type: PE32 executable (console) Intel 80386, for MS Windowstlsh: T1CF463315788096A1C2B61A3701E2C534662F7E1D07E45ABBA3D9F7692E323CD393937Csha3_384: 2f93c95d42ed77ba84c05f5c95ab165ef2186b39dfaac7b85c6130c2a7e36374a611fec59b5edf3d95856d8e7dbe4e95ep_bytes: e83f050000e987feffffcccccccccccctimestamp: 2020-08-08 12:29:54

Version Info:

0: [No Data]

UDS:Trojan-Ransom.Win32.Encoder.krn also known as:

Lionic Trojan.Win32.Encoder.j!c
Elastic malicious (high confidence)
MicroWorld-eScan Trojan.GenericKD.35224181
FireEye Generic.mg.b1f862da68278c6f
ALYac Trojan.GenericKD.35224181
Malwarebytes Malware.AI.3845170370
CrowdStrike win/malicious_confidence_100% (W)
Symantec ML.Attribute.HighConfidence
APEX Malicious
Paloalto generic.ml
Kaspersky UDS:Trojan-Ransom.Win32.Encoder.krn
BitDefender Trojan.GenericKD.35224181
Ad-Aware Trojan.GenericKD.35224181
Sophos Generic ML PUA (PUA)
DrWeb Trojan.KillProc2.14813
McAfee-GW-Edition BehavesLike.Win32.Trojan.tc
Emsisoft Trojan.GenericKD.35224181 (B)
ZoneAlarm UDS:Trojan-Ransom.Win32.Encoder.krn
GData Trojan.GenericKD.35224181
McAfee Artemis!B1F862DA6827
MAX malware (ai score=80)
VBA32 TrojanRansom.Encoder
SentinelOne Static AI – Suspicious PE
Cybereason malicious.a68278

How to remove UDS:Trojan-Ransom.Win32.Encoder.krn?

  • 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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