Categories: Malware

Malware.AI.4276488399 removal guide

The Malware.AI.4276488399 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.4276488399 virus can do?

  • SetUnhandledExceptionFilter detected (possible anti-debug)
  • Sample contains Overlay data
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Creates RWX memory
  • Possible date expiration check, exits too soon after checking local time
  • Guard pages use detected – possible anti-debugging.
  • Dynamic (imported) function loading detected
  • Reads data out of its own binary image
  • CAPE extracted potentially suspicious content
  • Drops a binary and executes it
  • Authenticode signature is invalid
  • Creates or sets a registry key to a long series of bytes, possibly to store a binary or malware config
  • Collects and encrypts information about the computer likely to send to C2 server
  • Installs itself for autorun at Windows startup
  • Uses suspicious command line tools or Windows utilities

How to determine Malware.AI.4276488399?


File Info:

name: 53CF7DA7A7A156213493.mlwpath: /opt/CAPEv2/storage/binaries/3d1831527630dc8a8a95fc041c1a2e54877e23f29d4d72730588d44422319a2ccrc32: FCE14BA4md5: 53cf7da7a7a15621349326ba60e3151esha1: 88296b56601873f31a0a6202fb101d6241398369sha256: 3d1831527630dc8a8a95fc041c1a2e54877e23f29d4d72730588d44422319a2csha512: 6fcbeba13148bdb7ab2c5fecf63223e15095d04a9495077f8c99638c1b58afa021073e573cbc7759adfe9326974ad0a5432db988863b68f0cf00fb741fe2e8d0ssdeep: 49152:aAdgK6A5QRGogz50pt36gFoSTnAps+M06+8:ldgCQe10pAU91n0mtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T140A5336ABA818C57F4A75E3948F24621C7BDA94476487BB72BF0DE9FDC412E25423303sha3_384: cfec712b2ab9347199939cd585e6907ee5dd96b87ab58f6a603f1343172132ca3b3c6c2561610342f0b137827f06c5c5ep_bytes: 81ec8001000053555633db57895c2418timestamp: 2009-12-05 22:50:46

Version Info:

0: [No Data]

Malware.AI.4276488399 also known as:

Bkav W32.AIDetect.malware2
Lionic Riskware.MSIL.PCOptimizer.1!c
tehtris Generic.Malware
MicroWorld-eScan Trojan.GenericKD.39279629
CAT-QuickHeal Risktool.NSIS.Pcoptimizer.A
ALYac Trojan.GenericKD.39279629
Cylance Unsafe
Zillya Downloader.Generic.Win32.5800
Sangfor Adware.Win32.Agent.gen
K7AntiVirus Adware ( 004bd8f61 )
K7GW Adware ( 004bd8f61 )
Cyren W32/Trojan.GHR.gen!Eldorado
Symantec ML.Attribute.HighConfidence
Elastic malicious (high confidence)
ESET-NOD32 a variant of MSIL/MyPCBackup.G potentially unwanted
APEX Malicious
Paloalto generic.ml
Kaspersky not-a-virus:RiskTool.MSIL.PCOptimizer.b
BitDefender Trojan.GenericKD.39279629
NANO-Antivirus Riskware.Win32.MyPCBackup.emqpyq
Avast Win32:Adware-gen [Adw]
Rising PUA.MyPCBackup!8.29A (CLOUD)
Ad-Aware Trojan.GenericKD.39279629
Emsisoft Trojan.GenericKD.39279629 (B)
F-Secure Heuristic.HEUR/AGEN.1203192
DrWeb Program.Unwanted.1152
VIPRE Trojan.GenericKD.39279629
TrendMicro TROJ_GEN.R002C0GFC22
McAfee-GW-Edition BehavesLike.Win32.BadFile.vc
Trapmine malicious.moderate.ml.score
FireEye Trojan.GenericKD.39279629
Sophos Generic PUA II (PUA)
SentinelOne Static AI – Suspicious PE
GData Trojan.GenericKD.39279629
Avira HEUR/AGEN.1220205
MAX malware (ai score=100)
Antiy-AVL RiskWare[RiskTool]/MSIL.PCOptimizer
Kingsoft Win32.Troj.Generic_a.a.(kcloud)
Arcabit Trojan.Generic.D2575C0D
ZoneAlarm not-a-virus:RiskTool.MSIL.PCOptimizer.b
Microsoft Trojan:Win32/Occamy.C3D
Cynet Malicious (score: 99)
AhnLab-V3 PUP/Win32.BundleInstaller.R194324
McAfee Artemis!53CF7DA7A7A1
VBA32 CIL.HeapOverride.Heur
Malwarebytes Malware.AI.4276488399
Zoner Probably Heur.ExeHeaderL
TrendMicro-HouseCall TROJ_GEN.R002C0GFC22
Yandex Riskware.PCOptimizer!CLVa1yD5Lek
Ikarus PUA.MSIL.Mypcbackup
Fortinet Riskware/PCOptimizer
AVG Win32:Adware-gen [Adw]
Panda Trj/CI.A
CrowdStrike win/grayware_confidence_100% (W)

How to remove Malware.AI.4276488399?

  • 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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