Ransom:Win32/Petya

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

What is Ransom:Win32/Petya infection?

In this short article you will certainly discover concerning the meaning of Ransom:Win32/Petya as well as its negative impact on your computer. Such ransomware are a type of malware that is elaborated by on the internet scams to require paying the ransom money by a victim.

GridinSoft Anti-Malware Review
It is better to prevent, than repair and repent!
When we talk about the intrusion of unfamiliar programs into your computer’s work, the proverb “Forewarned is forearmed” describes the situation as accurately as possible. Gridinsoft Anti-Malware is exactly the tool that is always useful to have in your armory: fast, efficient, up-to-date. It is appropriate to use it as an emergency help at the slightest suspicion of infection.
Gridinsoft Anti-Malware 6-day trial available.
EULA | Privacy Policy | 10% Off Coupon
Subscribe to our Telegram channel to be the first to know about news and our exclusive materials on information security.

Most of the instances, Ransom:Win32/Petya infection will advise its targets to launch funds transfer for the function of counteracting the modifications that the Trojan infection has actually introduced to the victim’s device.

Ransom:Win32/Petya Summary

These alterations can be as adheres to:

  • 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.
  • 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.
  • Drops a binary and executes it. Trojan-Downloader installs itself to the system and waits until an Internet connection becomes available to connect to a remote server or website in order to download additional malware onto the infected computer.
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Likely installs a bootkit via raw harddisk modifications;
  • Attempts to restart the guest VM;
  • Mimics the file times of a Windows system file;
  • 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.
  • Creates a copy of itself;
  • Ciphering the files situated on the victim’s hard disk drive — so the sufferer can no longer utilize the information;
  • Preventing routine access to the victim’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.
Similar behavior
Related domains
z.whorecord.xyzWin.Ransomware.Petya-7088646-0
a.tomx.xyzWin.Ransomware.Petya-7088646-0

Ransom:Win32/Petya

The most regular networks where Ransom:Win32/Petya Trojans are infused are:

  • By ways of phishing e-mails;
  • As a repercussion of customer winding up on a resource that holds a malicious software;

As quickly as the Trojan is effectively injected, it will either cipher the data on the sufferer’s computer or stop the tool from operating in an appropriate way – while likewise placing a ransom money note that points out the demand for the targets to effect the repayment for the function of decrypting the papers or bring back the data system back to the first condition. In the majority of instances, the ransom money note will show up when the customer reboots the COMPUTER after the system has actually already been harmed.

Ransom:Win32/Petya circulation channels.

In numerous corners of the globe, Ransom:Win32/Petya expands by leaps and also bounds. However, the ransom money notes as well as tricks of extorting the ransom quantity might vary depending on particular local (regional) setups. The ransom notes and tricks of obtaining the ransom amount may vary depending on specific neighborhood (local) setups.

Ransomware injection

For example:

    Faulty signals concerning unlicensed software application.

    In certain locations, the Trojans commonly wrongfully report having actually spotted some unlicensed applications enabled on the sufferer’s device. The sharp then requires the individual to pay the ransom money.

    Faulty statements regarding illegal content.

    In countries where software program piracy is less prominent, this method is not as effective for the cyber fraudulences. Additionally, the Ransom:Win32/Petya popup alert might wrongly assert to be deriving from a police establishment and will report having situated youngster pornography or other prohibited data on the device.

    Ransom:Win32/Petya popup alert may falsely claim to be obtaining from a legislation enforcement establishment and also will certainly report having located youngster porn or various other prohibited data on the gadget. The alert will in a similar way consist of a demand for the individual to pay the ransom money.

Technical details

File Info:

crc32: CAA6FE0B
md5: 08828daf9a027e97fee2421ac6cbc868
name: 08828DAF9A027E97FEE2421AC6CBC868.mlw
sha1: ad1b006e99b9faded1a2dd4ec98cd3818cf245e3
sha256: 4ee2ae805c31ec4f11f3f6ecf56e9c6e2f59dcd517a5a73210b5e5015f63beea
sha512: 5c71865ff0fafb6a6cb51337f448a9aae70221e02d1dd8b1187bb3ed18e5152a2c2c3f9a32232a0080110277281c0917b072d438978e79a7c14217db412db734
ssdeep: 3072:HPfQjrk0CbHwg9YUrxtMwbazLuxhR49M7hcx8lNgOxkewSoM+nOJnJFCVw+P:vInk0iwgp8JLY3HK6keVFCVV
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Ransom:Win32/Petya also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware1
Elasticmalicious (high confidence)
DrWebTrojan.Encoder.25194
ClamAVWin.Ransomware.Petya-7088646-0
ALYacTrojan.Ransom.GoldenEye
CylanceUnsafe
VIPRETrojan.Win32.Generic!BT
AegisLabTrojan.Win32.Generic.4!c
SangforTrojan.Win32.Save.a
K7AntiVirusTrojan ( 004ffd581 )
BitDefenderGen:Variant.Zusy.214023
K7GWTrojan ( 004ffd581 )
CrowdStrikewin/malicious_confidence_60% (D)
ArcabitTrojan.Zusy.D34407
BitDefenderThetaGen:NN.ZexaE.34590.wqW@ayq7Y3pi
CyrenW32/Agent.AQL.gen!Eldorado
SymantecRansom.Goldeneye
APEXMalicious
Paloaltogeneric.ml
CynetMalicious (score: 100)
KasperskyHEUR:Trojan.Win32.Generic
AlibabaRansom:Win32/Petya.6fa090a7
NANO-AntivirusTrojan.Win32.Petr.eyadkt
MicroWorld-eScanGen:Variant.Zusy.214023
RisingRansom.Petr!8.4667 (CLOUD)
Ad-AwareGen:Variant.Zusy.214023
SophosTroj/Petya-AV
F-SecureTrojan.TR/Crypt.XPACK.uwryh
TrendMicroRansom_GOLDENEYE.BYX
McAfee-GW-EditionBehavesLike.Win32.Injector.fm
FireEyeGeneric.mg.08828daf9a027e97
EmsisoftGen:Variant.Zusy.214023 (B)
IkarusTrojan.Win32.Diskcoder
JiangminTrojan.Petr.f
AviraTR/Crypt.XPACK.uwryh
MAXmalware (ai score=100)
Antiy-AVLTrojan[Spy]/Win32.Recam
MicrosoftRansom:Win32/Petya
ZoneAlarmHEUR:Trojan.Win32.Generic
GDataGen:Variant.Zusy.214023
AhnLab-V3Trojan/Win32.Petr.C1701533
Acronissuspicious
McAfeeRDN/Ransom.bo
TACHYONRansom/W32.Petr.368640
VBA32BScope.Trojan.MTA
MalwarebytesMalware.AI.4210169662
PandaTrj/Genetic.gen
ESET-NOD32Win32/Diskcoder.Petya.D
TrendMicro-HouseCallRansom_GOLDENEYE.BYX
TencentMalware.Win32.Gencirc.10b3e60d
YandexTrojan.Petr!zA93Wp6e1l0
FortinetW32/Petr.MA!tr
WebrootTrojan.Dropper.Gen
AVGWin32:Trojan-gen
Cybereasonmalicious.f9a027
AvastWin32:Trojan-gen
Qihoo-360Win32/Ransom.Generic.HwoCJT8A

How to remove Ransom:Win32/Petya 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 Ransom:Win32/Petya 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:

Full version of GridinSoft

Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove Ransom:Win32/Petya you can always ask me in the comments for getting help.

Sending
User Review
0 (0 votes)
Comments Rating 0 (0 reviews)

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.

Leave a Reply

Sending