What is PUP.Optional.ScamLotto infection?

In this post you will certainly locate regarding the interpretation of PUP.Optional.ScamLotto as well as its adverse impact on your computer. Such ransomware are a kind of malware that is specified by on the internet scams to demand paying the ransom money by a target.

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GridinSoft Anti-Malware

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In the majority of the situations, PUP.Optional.ScamLotto ransomware will certainly instruct its victims to start funds move for the objective of counteracting the changes that the Trojan infection has actually introduced to the target’s tool.

PUP.Optional.ScamLotto Summary

These adjustments 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.
  • Presents an Authenticode digital signature;
  • 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.
  • Reads data out of its own binary image. The trick that allows the malware to read data out of your computer’s memory.

    Everything you run, type, or click on your computer goes through the memory. This includes passwords, bank account numbers, emails, and other confidential information. With this vulnerability, there is the potential for a malicious program to read that data.

  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the documents located on the sufferer’s hard disk drive — so the sufferer can no more make use of the data;
  • Preventing routine accessibility to the sufferer’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.


The most typical networks where PUP.Optional.ScamLotto Trojans are infused are:

  • By means of phishing e-mails;
  • As a consequence of individual ending up on a source that holds a malicious software application;

As soon as the Trojan is effectively injected, it will either cipher the information on the sufferer’s PC or avoid the device from operating in a correct way – while also putting a ransom note that states the need for the sufferers to effect the repayment for the function of decrypting the files or recovering the documents system back to the preliminary condition. In the majority of instances, the ransom money note will turn up when the client restarts the COMPUTER after the system has already been damaged.

PUP.Optional.ScamLotto distribution networks.

In different edges of the globe, PUP.Optional.ScamLotto grows by jumps as well as bounds. However, the ransom money notes as well as techniques of obtaining the ransom quantity might vary relying on certain neighborhood (regional) setups. The ransom notes and also methods of extorting the ransom quantity might differ depending on specific neighborhood (local) settings.

Ransomware injection

For example:

    Faulty notifies concerning unlicensed software program.

    In specific locations, the Trojans typically wrongfully report having detected some unlicensed applications allowed on the victim’s gadget. The alert after that requires the individual to pay the ransom money.

    Faulty declarations regarding illegal web content.

    In nations where software program piracy is much less prominent, this approach is not as reliable for the cyber frauds. Conversely, the PUP.Optional.ScamLotto popup alert might incorrectly claim to be originating from a law enforcement institution and also will report having situated youngster porn or other illegal data on the gadget.

    PUP.Optional.ScamLotto popup alert might falsely assert to be acquiring from a law enforcement organization and also will report having situated kid porn or various other illegal data on the device. The alert will similarly contain a need for the customer to pay the ransom money.

Technical details

File Info:

crc32: C16E63B2
md5: a5c71cd26fee13c3962f5c88f61be4bd
name: A5C71CD26FEE13C3962F5C88F61BE4BD.mlw
sha1: 98955970d02cbad330ae09f7353353d0dbe62883
sha256: 75781c12c074693840adb016df150b8d4c0ab25650e7911f4b1cf55ed5232691
sha512: abc05bcd976d23ee08a577315f4a124d70ace44bebbfae1a80d2359bb95256fe9c460a4a30d58320d32de6d209c74ae8cec8cdfb4c4239f0f856ed363e0d66aa
ssdeep: 6144:6e34xIcTDBMqEUhpd0i+BZcV6aOw+XMBsA9qZUC:0nDBndHuOIMBsyqX
type: PE32 executable (GUI) Intel 80386, for MS Windows, Nullsoft Installer self-extracting archive

Version Info:

0: [No Data]

PUP.Optional.ScamLotto also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware2
K7AntiVirus Adware ( 005036461 )
Cynet Malicious (score: 85)
Cylance Unsafe
Zillya Adware.DownwareCRTD.Win32.1260
Sangfor PUP.Win32.Agent.atDA
Alibaba Ransom:Application/MyxaH.d4db029d
K7GW Adware ( 005036461 )
APEX Malicious
Avast NSIS:Adware-DA [PUP]
Kaspersky Trojan-Ransom.NSIS.MyxaH.ptf
NANO-Antivirus Trojan.Win32.Ransom.ezjeps
Tencent Nsis.Trojan.Myxah.Lnxv
Sophos Generic ML PUA (PUA)
McAfee-GW-Edition Artemis
Emsisoft Application.AdLoad (A)
Avira HEUR/AGEN.1112375
Kingsoft Win32.Troj.Undef.(kcloud)
Microsoft Trojan:Win32/Zpevdo.B
AegisLab Trojan.NSIS.MyxaH.4!c
McAfee Artemis!A5C71CD26FEE
Malwarebytes PUP.Optional.ScamLotto
Qihoo-360 Generic/Trojan.Ransom.aaf

How to remove PUP.Optional.ScamLotto 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 PUP.Optional.ScamLotto 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 PUP.Optional.ScamLotto you can always ask me in the comments for getting help.

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

About the author

Robert Bailey

Security Engineer. Interested in malware, reverse engineering, white ethical hacking. I like coding, travelling and bikes.

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