Win32:Virut-AOZ

What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey

What is Win32:Virut-AOZ infection?

In this article you will certainly discover concerning the interpretation of Win32:Virut-AOZ and its adverse effect on your computer. Such ransomware are a kind of malware that is elaborated by on-line scams to demand paying the ransom money by a target.

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Most of the situations, Win32:Virut-AOZ ransomware will instruct its targets to initiate funds transfer for the objective of reducing the effects of the changes that the Trojan infection has actually introduced to the target’s tool.

Win32:Virut-AOZ Summary

These alterations can be as follows:

  • Executable code extraction. Cybercriminals often use binary packers to hinder the malicious code from reverse-engineered by malware analysts. A packer is a tool that compresses, encrypts, and modifies a malicious file’s format. Sometimes packers can be used for legitimate ends, for example, to protect a program against cracking or copying.
  • Injection (inter-process);
  • Injection (Process Hollowing);
  • Creates RWX memory. There is a security trick with memory regions that allows an attacker to fill a buffer with a shellcode and then execute it. Filling a buffer with shellcode isn’t a big deal, it’s just data. The problem arises when the attacker is able to control the instruction pointer (EIP), usually by corrupting a function’s stack frame using a stack-based buffer overflow, and then changing the flow of execution by assigning this pointer to the address of the shellcode.
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option;
  • Detects Sandboxie through the presence of a library;
  • Executed a process and injected code into it, probably while unpacking;
  • Network activity detected but not expressed in API logs. Microsoft built an API solution right into its Windows operating system it reveals network activity for all apps and programs that ran on the computer in the past 30-days. This malware hides network activity.
  • Checks the presence of disk drives in the registry, possibly for anti-virtualization;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the papers located on the target’s disk drive — so the target can no longer utilize the information;
  • Preventing routine access to the sufferer’s workstation;

Win32:Virut-AOZ

The most regular channels where Win32:Virut-AOZ Ransomware Trojans are infused are:

  • By ways of phishing e-mails;
  • As a consequence of customer winding up on a source that hosts a destructive software application;

As soon as the Trojan is successfully injected, it will certainly either cipher the information on the victim’s PC or stop the gadget from functioning in a proper way – while likewise positioning a ransom note that discusses the requirement for the targets to effect the settlement for the objective of decrypting the files or restoring the data system back to the preliminary problem. In many circumstances, the ransom money note will certainly show up when the client restarts the COMPUTER after the system has actually currently been damaged.

Win32:Virut-AOZ circulation networks.

In numerous edges of the globe, Win32:Virut-AOZ expands by jumps as well as bounds. Nevertheless, the ransom money notes as well as tricks of extorting the ransom money quantity may differ depending upon certain local (regional) settings. The ransom notes and methods of extorting the ransom quantity may differ depending on specific local (regional) settings.

Ransomware injection

For instance:

    Faulty signals concerning unlicensed software program.

    In particular areas, the Trojans often wrongfully report having detected some unlicensed applications allowed on the sufferer’s gadget. The alert after that requires the customer to pay the ransom money.

    Faulty statements concerning unlawful material.

    In countries where software piracy is less prominent, this method is not as reliable for the cyber fraudulences. Conversely, the Win32:Virut-AOZ popup alert might falsely declare to be stemming from a law enforcement establishment and also will report having situated child pornography or various other unlawful data on the device.

    Win32:Virut-AOZ popup alert may wrongly claim to be deriving from a regulation enforcement establishment and also will report having situated youngster porn or other illegal information on the tool. The alert will in a similar way include a requirement for the user to pay the ransom.

Technical details

File Info:

crc32: 2B531417
md5: 005c8ef67e24bdf06f96a6b907cb0499
name: 005C8EF67E24BDF06F96A6B907CB0499.mlw
sha1: c6ff4f421edaa769554c0a69f66afcea0c54190b
sha256: 485d735856a4cb22bac0d9aed062c22143451b6ee86dfc901d7bf548c0d1049a
sha512: f1f6d096f1f7282978b5ed2a1df929eef5e15e99673d60f08fbc4b062586c71465a7ce6ee9f68eaf8e788f39d57eb0d60a5446e0724fe2f404d317f36da83a92
ssdeep: 6144:KxJkP1LcN+B6iO6xLS/5WVrqenR3jaA+zd/cxkT+B:Kxw1k+B6/6xLSBWV2yR3jaiO+
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32:Virut-AOZ also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware1
K7AntiVirusTrojan ( 005283881 )
Elasticmalicious (high confidence)
DrWebTrojan.Encoder.24384
CynetMalicious (score: 100)
CAT-QuickHealTrojan.Chapak.ZZ6
McAfeeGenericRXEE-BA!005C8EF67E24
CylanceUnsafe
ZillyaDropper.Sysn.Win32.7039
SangforTrojan.Win32.Save.a
CrowdStrikewin/malicious_confidence_100% (D)
K7GWTrojan ( 005283881 )
Cybereasonmalicious.67e24b
SymantecML.Attribute.HighConfidence
ESET-NOD32a variant of Win32/Kryptik.GDOX
APEXMalicious
AvastWin32:Virut-AOZ
KasperskyTrojan-Dropper.Win32.Sysn.cipe
BitDefenderTrojan.Mint.Jamg.C
NANO-AntivirusTrojan.Win32.GandCrypt.eyjhin
SUPERAntiSpywareTrojan.Agent/Gen-Kryptik
MicroWorld-eScanTrojan.Mint.Jamg.C
TencentMalware.Win32.Gencirc.10b62c77
Ad-AwareTrojan.Mint.Jamg.C
SophosMal/Generic-S + Mal/GandCrab-B
ComodoMalware@#3fzwqzxr5yqgs
BitDefenderThetaGen:NN.ZexaF.34692.tuZ@aivmG8gi
VIPRETrojan.Win32.Generic!BT
TrendMicroTSPY_EMOTET.SMB1
McAfee-GW-EditionBehavesLike.Win32.Trojan.fh
FireEyeGeneric.mg.005c8ef67e24bdf0
EmsisoftTrojan.Mint.Jamg.C (B)
SentinelOneStatic AI – Malicious PE
JiangminTrojanDropper.Sysn.edl
AviraTR/Patched.Gen
eGambitUnsafe.AI_Score_97%
Antiy-AVLTrojan/Generic.ASMalwS.24A9401
MicrosoftRansom:Win32/Gandcrab.SF!MTB
AegisLabTrojan.Win32.Scar.tpkz
GDataTrojan.Mint.Jamg.C
AhnLab-V3Trojan/Win32.Magniber.R220915
Acronissuspicious
VBA32BScope.Trojan.Wacatac
MAXmalware (ai score=98)
MalwarebytesVB.Virus.FileInfector.DDS
PandaTrj/CI.A
TrendMicro-HouseCallTSPY_EMOTET.SMB1
RisingMalware.Obscure!1.A3BB (CLASSIC)
YandexTrojan.GenAsa!fV1Ngj9/5es
IkarusTrojan.Crypt
FortinetW32/Kryptik.HCUD!tr
AVGWin32:Virut-AOZ
Paloaltogeneric.ml

How to remove Win32:Virut-AOZ ransomware?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
Reasons why I would recommend GridinSoft1

There is no better way to recognize, remove and prevent PC threats than to use an anti-malware software from GridinSoft2.

Download GridinSoft Anti-Malware.

You can download GridinSoft Anti-Malware by clicking the button below:

Run the setup file.

When setup file has finished downloading, double-click on the setup-antimalware-fix.exe file to install GridinSoft Anti-Malware on your system.

Run Setup.exe

An User Account Control asking you about to allow GridinSoft Anti-Malware to make changes to your device. So, you should click “Yes” to continue with the installation.

GridinSoft Anti-Malware Setup

Press “Install” button.

GridinSoft Anti-Malware Install

Once installed, Anti-Malware will automatically run.

GridinSoft Anti-Malware Splash-Screen

Wait for the Anti-Malware scan to complete.

GridinSoft Anti-Malware will automatically start scanning your system for Win32:Virut-AOZ files and other malicious programs. This process can take a 20-30 minutes, so I suggest you periodically check on the status of the scan process.

GridinSoft Anti-Malware Scanning

Click on “Clean Now”.

When the scan has finished, you will see the list of infections that GridinSoft Anti-Malware has detected. To remove them click on the “Clean Now” button in right corner.

GridinSoft Anti-Malware Scan Result

Are Your Protected?

GridinSoft Anti-Malware will scan and clean your PC for free in the trial period. The free version offer real-time protection for first 2 days. If you want to be fully protected at all times – I can recommended you to purchase a full version:

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If the guide doesn’t help you to remove Win32:Virut-AOZ you can always ask me in the comments for getting help.

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References

  1. GridinSoft Anti-Malware Review from HowToFix site: https://howtofix.guide/gridinsoft-anti-malware/
  2. More information about GridinSoft products: https://gridinsoft.com/comparison

About the author

Robert Bailey

I'm Robert Bailey, a passionate Security Engineer with a deep fascination for all things related to malware, reverse engineering, and white hat ethical hacking.

As a white hat hacker, I firmly believe in the power of ethical hacking to bolster security measures. By identifying vulnerabilities and providing solutions, I contribute to the proactive defense of digital infrastructures.

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