Categories: Trojan

What is “Trojan:Win32/Vundo!L”?

The Trojan:Win32/Vundo!L 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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Removing PC viruses manually may take hours and may damage your PC in the process. We recommend using GridinSoft Anti-Malware for virus removal. Allows to complete scan and cure your PC during the trial period.
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What Trojan:Win32/Vundo!L virus can do?

  • Injection (inter-process)
  • Injection (Process Hollowing)
  • Executable code extraction
  • Creates RWX memory
  • Executed a process and injected code into it, probably while unpacking
  • Deletes its original binary from disk
  • Writes a potential ransom message to disk
  • Collects information to fingerprint the system

How to determine Trojan:Win32/Vundo!L?


File Info:

crc32: 4CA465CFmd5: c839a6834522a00faa53b0e8873e4f22name: C839A6834522A00FAA53B0E8873E4F22.mlwsha1: 731b4b98b798af8b27ece271305d2359832f4c81sha256: e395e96b17910ca97a5e2246829ff18d5c617b3cf8f9fe1672da6d580ece3e61sha512: b4326c28761d5c6626f0cfb26c1e99027083b3b36e1c1793677409b0e3b9ea4376611fe87306295a6fcaa34a76fc642e91a2c6d2a522e063c6007467f46c7ae3ssdeep: 24576:xhhOa+9EuP99x0XZoVeCe6TXjJpsB8jIyLTGq:xOaeDfz7sUnTGqtype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Trojan:Win32/Vundo!L also known as:

Bkav W32.AIDetect.malware2
K7AntiVirus Trojan-Downloader ( 004d47d61 )
Elastic malicious (high confidence)
DrWeb Trojan.Encoder.33744
Cynet Malicious (score: 100)
Cylance Unsafe
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_80% (W)
K7GW Trojan-Downloader ( 004d47d61 )
Cybereason malicious.8b798a
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/TrojanDownloader.Nymaim.BA
APEX Malicious
Avast Win32:Evo-gen [Susp]
Kaspersky HEUR:Trojan-Ransom.Win32.Encoder.gen
BitDefender Trojan.GenericKD.36620265
MicroWorld-eScan Trojan.GenericKD.36620265
Ad-Aware Trojan.GenericKD.36620265
Sophos Mal/Generic-S
BitDefenderTheta Gen:NN.ZexaF.34662.3uW@aWtGWkf
McAfee-GW-Edition BehavesLike.Win32.Kudj.ch
FireEye Generic.mg.c839a6834522a00f
Emsisoft Trojan.GenericKD.36620265 (B)
SentinelOne Static AI – Suspicious PE
Avira TR/Dldr.Nymaim.kiiwa
Microsoft Trojan:Win32/Vundo.gen!L
AegisLab Trojan.Win32.Generic.4!c
ZoneAlarm UDS:DangerousObject.Multi.Generic
GData Win32.Trojan.Agent.XSZEKS
McAfee Artemis!C839A6834522
MAX malware (ai score=83)
Malwarebytes Generic.Malware/Suspicious
TrendMicro-HouseCall TROJ_GEN.R002H01D121
Rising Downloader.Nymaim!8.781 (CLOUD)
Ikarus Trojan-Downloader.Win32.Nymaim
Fortinet W32/Nymaim.BA!tr.dldr
AVG Win32:Evo-gen [Susp]
Paloalto generic.ml
Qihoo-360 Win32/Heur.Generic.HwoCSZoA

How to remove Trojan:Win32/Vundo!L?

  • 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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