Categories: Trojan

Trojan:Win32/Znyonm removal instruction

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
  • The binary likely contains encrypted or compressed data.
  • Authenticode signature is invalid
  • 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: 43B6542B8647F8549F37.mlwpath: /opt/CAPEv2/storage/binaries/8b49a56dfea380ca8f3f786219f0e5d2e1c2f214e4db8786783930730484a835crc32: 24419B1Dmd5: 43b6542b8647f8549f3739c536f2dc18sha1: 5ffa584dd80f5c8f7717cc768b59033032896883sha256: 8b49a56dfea380ca8f3f786219f0e5d2e1c2f214e4db8786783930730484a835sha512: 8e89ef789e2b439c27d207f59c9bd93f980e4fcd6bf51422b7c66ae8593ce99679120e51f7c2ad136406fd39229d634f61671e9f78da5a98ad93827b69282da8ssdeep: 98304:AiRmxZFsM4kxzDcT+GcY437KvDwEHuujlsaSzsC0p43MpQdZ9nc+fsCb+oSBAON6:ZRm1syxacY48eda2TMpQdZ9nc+fyhNjGtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T15F563358FC8E9CF9C8172831590E8A72910B7F602C5D795C3DBD664EEE3C9A0847CB66sha3_384: db9caf4b1b586e9b2f1219c1d29b682be6a7d8d3d0b9489841ed91b9c8a5a3eb781f5197754849443c7711b7c365bc18ep_bytes: 558bec83c4d453565733c08945f08945timestamp: 2023-11-04 16:19:22

Version Info:

Comments: This installation was built with Inno Setup: http://www.innosetup.comCompanyName: FileDescription: IsoBuster Setup FileVersion: InternalName: OriginalFilename: ProductName: ProductVersion: Translation: 0x0409 0x04e4

Trojan:Win32/Znyonm also known as:

Bkav W32.AIDetectMalware
Lionic Trojan.Win32.Windigo.h!c
Elastic malicious (high confidence)
MicroWorld-eScan Gen:Variant.Cerbu.193383
FireEye Gen:Variant.Cerbu.193383
Skyhigh BehavesLike.Win32.ObfuscatedPoly.tc
ALYac Gen:Variant.Genie.290
Malwarebytes Malware.AI.4284112672
Sangfor Trojan.Win32.Agent.Vk5r
BitDefender Gen:Variant.Cerbu.193383
Symantec ML.Attribute.HighConfidence
APEX Malicious
Kaspersky UDS:Trojan-Proxy.Win32.Windigo.gen
Sophos Generic Reputation PUA (PUA)
DrWeb Trojan.MulDrop24.9750
VIPRE Gen:Variant.Genie.290
TrendMicro TROJ_GEN.R002C0XK523
Emsisoft Gen:Variant.Cerbu.193383 (B)
MAX malware (ai score=87)
Jiangmin TrojanProxy.Windigo.g
Microsoft Trojan:Win32/Znyonm
Arcabit Trojan.Cerbu.D2F367
ZoneAlarm UDS:Trojan-Proxy.Win32.Windigo.gen
GData Gen:Variant.Cerbu.193383
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win.Malware-gen.R620739
McAfee Artemis!43B6542B8647
DeepInstinct MALICIOUS
TrendMicro-HouseCall TROJ_GEN.R002C0XK523
AVG Other:Malware-gen [Trj]
Avast Other:Malware-gen [Trj]
CrowdStrike win/malicious_confidence_70% (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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