Categories: Trojan

Trojan:Win32/Znyonm removal

The Trojan:Win32/Znyonm 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 Trojan:Win32/Znyonm virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • Sample contains Overlay data
  • Uses Windows utilities for basic functionality
  • Reads data out of its own binary image
  • CAPE extracted potentially suspicious content
  • Drops a binary and executes it
  • The binary contains an unknown PE section name indicative of packing
  • Authenticode signature is invalid
  • Created a service that was not started
  • Uses suspicious command line tools or Windows utilities
  • Yara rule detections observed from a process memory dump/dropped files/CAPE

How to determine Trojan:Win32/Znyonm?


File Info:

name: A55518C7C3B7E5144E9D.mlwpath: /opt/CAPEv2/storage/binaries/a512ac9d8fccbaf44d52478ae2e544f27ce317fe895580534512451b6b386999crc32: 4926EF2Dmd5: a55518c7c3b7e5144e9d96f530d60ea9sha1: 127ffb0f9343ccd54b4658b4df43ba3fb6632904sha256: a512ac9d8fccbaf44d52478ae2e544f27ce317fe895580534512451b6b386999sha512: 3ba87111ba0550953c44a3d29d88e67ed1f487201005feacfed1a7ba31836ede5ddefed59da2f5b6fd0bc4df554e3fe2801a80a3bfc81d3ebf0d2f690b648f1assdeep: 98304:QdPuCepxnzUPXzNm105uL1r0Qvt0KbX0CCamK7t7y7CfWV4dm8:4nep0Xps04RrdFYh0WaWV4dDtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T16736339AEDE998F8E5F0CE708C9B02B18D37B4A4C6F50F506A4D6E1DCF568A4607D390sha3_384: 3a5391eff7ec653f5bea8b6f92d840601e4854f465e7f4e5eaf0f7995f4305c60c907888ca921cbe72a263f0d267ae21ep_bytes: 558bec83c4c453565733c08945f08945timestamp: 1992-06-19 22:22:17

Version Info:

Comments: This installation was built with Inno Setup.CompanyName: FileDescription: JSON Stdandart API Setup FileVersion: LegalCopyright: ProductName: JSON Stdandart API ProductVersion: 1.2.3.0 Translation: 0x0000 0x04b0

Trojan:Win32/Znyonm also known as:

Lionic Trojan.Win32.Ekstak.4!c
MicroWorld-eScan Trojan.GenericKD.71048213
Skyhigh BehavesLike.Win32.ObfuscatedPoly.rc
Malwarebytes Trojan.Dropper.EKS
Sangfor Dropper.Win32.Agent.V5fa
K7AntiVirus Trojan ( 005722fe1 )
K7GW Trojan ( 005722fe1 )
Symantec Trojan.Gen.MBT
ESET-NOD32 a variant of Win32/TrojanDropper.Agent.SLC
Cynet Malicious (score: 99)
Kaspersky Trojan.Win32.Ekstak.aurlg
BitDefender Trojan.GenericKD.71048213
Avast Win32:Malware-gen
Sophos Mal/Generic-S
F-Secure Trojan.TR/Drop.Agent.xzlyv
DrWeb Trojan.Siggen22.59485
TrendMicro Trojan.Win32.SOCKSSYSTEMZ.YXDL5Z
Emsisoft Trojan.GenericKD.71048213 (B)
Ikarus Trojan-Dropper.Win32.Agent
Webroot W32.Malware.Gen
Avira TR/Drop.Agent.xzlyv
Kingsoft Win32.Trojan.Ekstak.gen
Microsoft Trojan:Win32/Znyonm
ZoneAlarm Trojan.Win32.Ekstak.aurlg
GData Win32.Trojan.Agent.XWKEBE
AhnLab-V3 Malware/Win.Generic.C5568985
McAfee Artemis!A55518C7C3B7
MAX malware (ai score=89)
Cylance unsafe
Panda Trj/Chgt.AD
TrendMicro-HouseCall Trojan.Win32.SOCKSSYSTEMZ.YXDL5Z
Fortinet W32/Agent.SLC!tr
AVG Win32:Malware-gen
DeepInstinct MALICIOUS
CrowdStrike win/malicious_confidence_100% (W)

How to remove Trojan:Win32/Znyonm?

  • 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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