Categories: Malware

What is “Malware.AI.3991820314”?

The Malware.AI.3991820314 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 Malware.AI.3991820314 virus can do?

  • A file was accessed within the Public folder.
  • Sample contains Overlay data
  • Reads data out of its own binary image
  • Attempts to modify Internet Explorer’s start page
  • Drops a binary and executes it
  • The binary likely contains encrypted or compressed data.
  • Authenticode signature is invalid
  • Attempted to write directly to a physical drive
  • Attempts to modify proxy settings
  • Deletes executed files from disk
  • Touches a file containing cookies, possibly for information gathering
  • Yara rule detections observed from a process memory dump/dropped files/CAPE

How to determine Malware.AI.3991820314?


File Info:

name: C4E79A0C67AC1B67B6AB.mlwpath: /opt/CAPEv2/storage/binaries/10eb33b588a620b7693007885b578aabea34d110a796b1e5c54e2fd36bb655a3crc32: 34063DDAmd5: c4e79a0c67ac1b67b6abad390a164f36sha1: a0d97bbdfb6a0a93aa4f31d9f1e787b5015d8d45sha256: 10eb33b588a620b7693007885b578aabea34d110a796b1e5c54e2fd36bb655a3sha512: fe83f42b9b55a846a5e202e764ccdc2db8297bd90cf18707158a83f9eaf94e24107bc47ece276c40463fdbdf628328cc534d327a2ec10485c5f9817bd7d3c4d8ssdeep: 24576:BL4rjZR4Z6mR3FYze0YRQKYgaNzjG4u2fU55TBr/t:BL44ZT1YzH0QKYDNfG4u2fU55TdVtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1EB3523E632B09877E61A05720433A9E2C3538FEA11644FBE17523E3BBB312D199E15E5sha3_384: 72a33332930f5dcf3d4bdfe7234d6a2f56593bbb0fb2d76ee36ddb1d55db9e306749769c50944c134fcd1b94a433ab25ep_bytes: 81ec8001000053555633db57895c2418timestamp: 2009-12-05 22:50:52

Version Info:

Comments: http://xs.cp521.orgCompanyName: MeinVFileDescription: Installer ApplicationFileVersion: 1.0.0.0LegalCopyright: Corporation. All rights reserved.ProductName: 绿豆浏览器ProductVersion: 1.0.0.0Translation: 0x0000 0x03a8

Malware.AI.3991820314 also known as:

Bkav W32.AIDetectMalware
Lionic Trojan.NSIS.StartPage.4!c
MicroWorld-eScan Trojan.Downloader.Hicrazyk.A
FireEye Trojan.Downloader.Hicrazyk.A
CAT-QuickHeal TrjnDwnldr.NSIS.Hicrazyk.A
Skyhigh BehavesLike.Win32.Dropper.tc
McAfee Artemis!C4E79A0C67AC
Malwarebytes Malware.AI.3991820314
VIPRE Trojan.Downloader.Hicrazyk.A
Sangfor Trojan.Win32.Hicrazyk.8
CrowdStrike win/malicious_confidence_60% (W)
BitDefender Trojan.Downloader.Hicrazyk.A
VirIT Trojan.Win32.SHeur4.ALHH
Symantec Trojan.ADH
Elastic malicious (high confidence)
ESET-NOD32 NSIS/TrojanDownloader.Agent.NPE
APEX Malicious
ClamAV Win.Dropper.Hicrazyk-9839855-0
Kaspersky Trojan.NSIS.StartPage.eg
Alibaba TrojanDownloader:Win32/StartPage.3e29b507
NANO-Antivirus Riskware.Win32.TrjGen.daiaaw
Sophos Troj/StartP-HV
F-Secure Heuristic.HEUR/AGEN.1338425
DrWeb Adware.Siggen.31016
Zillya Trojan.StartPage.Win32.22456
Emsisoft Trojan.Downloader.Hicrazyk.A (B)
MAX malware (ai score=100)
GData Trojan.Downloader.Hicrazyk.A
Jiangmin AdWare.InstallMonster.nso
Webroot W32.Trojan.Gen
Google Detected
Avira HEUR/AGEN.1338425
Varist W32/Chindo.S.gen!Eldorado
Arcabit Trojan.Downloader.Hicrazyk.A
ZoneAlarm Trojan.NSIS.StartPage.eg
Microsoft Trojan:Win32/Wacatac.B!ml
Cynet Malicious (score: 99)
AhnLab-V3 PUP/Win32.StartPage.R94418
ALYac Trojan.Downloader.Hicrazyk.A
DeepInstinct MALICIOUS
VBA32 AdWare.InstallMonster
Cylance unsafe
Panda Trj/CI.A
Tencent Win32.Adware.Malplayer.Odmd
Yandex PUA.Siggen!NS5BKRX6dG8
Ikarus Trojan.SuspectCRC
Fortinet W32/StartPage.NZ!tr
AVG NSIS:DropperX-gen [Drp]
Avast NSIS:DropperX-gen [Drp]

How to remove Malware.AI.3991820314?

  • 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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