Trojan:Win32/Prepscram

Written by Robert Bailey

What is Trojan:Win32/Prepscram infection?

In this article you will certainly discover concerning the definition of Trojan:Win32/Prepscram and also its adverse influence on your computer. Such ransomware are a type of malware that is clarified by on the internet scams to require paying the ransom money by a sufferer.

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In the majority of the cases, Trojan:Win32/Prepscram ransomware will certainly instruct its victims to initiate funds move for the objective of reducing the effects of the changes that the Trojan infection has actually introduced to the victim’s tool.

Trojan:Win32/Prepscram Summary

These alterations can be as adheres to:

  • Compression (or decompression);
  • Reads data out of its own binary image;
  • Drops a binary and executes it;
  • The binary likely contains encrypted or compressed data.;
  • The executable is compressed using UPX;
  • A process attempted to delay the analysis task by a long amount of time.;
  • Creates or sets a registry key to a long series of bytes, possibly to store a binary or malware config;
  • Installs itself for autorun at Windows startup;
  • Network activity detected but not expressed in API logs;
  • Likely virus infection of existing system binary;
  • Ciphering the records situated on the sufferer’s hard disk — so the victim can no longer make use of the information;
  • Preventing routine accessibility to the sufferer’s workstation;

Trojan:Win32/Prepscram

The most typical channels through which Trojan:Win32/Prepscram are injected are:

  • By ways of phishing emails;
  • As a consequence of customer winding up on a source that holds a harmful software program;

As soon as the Trojan is effectively infused, it will certainly either cipher the information on the victim’s computer or avoid the device from functioning in a proper fashion – while also positioning a ransom money note that states the requirement for the targets to impact the payment for the objective of decrypting the files or restoring the file system back to the first problem. In the majority of circumstances, the ransom money note will come up when the customer restarts the PC after the system has already been harmed.

Trojan:Win32/Prepscram circulation networks.

In various corners of the globe, Trojan:Win32/Prepscram expands by jumps and also bounds. Nonetheless, the ransom money notes as well as techniques of extorting the ransom quantity may differ relying on particular regional (local) settings. The ransom money notes and tricks of extorting the ransom money amount might differ depending on particular neighborhood (local) setups.

Ransomware injection

For instance:

    Faulty notifies about unlicensed software application.

    In certain locations, the Trojans often wrongfully report having discovered some unlicensed applications allowed on the sufferer’s device. The alert after that requires the individual to pay the ransom.

    Faulty statements about illegal content.

    In nations where software program piracy is less preferred, this technique is not as effective for the cyber scams. Alternatively, the Trojan:Win32/Prepscram popup alert might wrongly declare to be stemming from a law enforcement organization as well as will report having located child pornography or other unlawful data on the tool.

    Trojan:Win32/Prepscram popup alert may falsely assert to be deriving from a regulation enforcement establishment as well as will certainly report having situated child porn or various other illegal information on the device. The alert will in a similar way consist of a need for the customer to pay the ransom.

Technical details

File Info:

crc32: 5152A66C
md5: 3b57b59d54af201572002098e3ec2a5e
name: 3B57B59D54AF201572002098E3EC2A5E.mlw
sha1: bf3fd86cee5ac5e5268d376ec30fedc542d5e05c
sha256: ce2e1c5f6ccb65f47b22792ded3e379f0bf0442b44c1dab1fd5687e96f11bcf5
sha512: bf0113d42dbb4639e05f30494030956014da7dd68e5aab7f761f47c3fdd7df0cc6595f24e8897f2e335a2b620d019d74a9f8e9c7b5554760284bfa55c583ced8
ssdeep: 24576:/2xZalv+71ZS5aA53tP5AT8Ve1KdOfUTkap5l+:/2xZiD5R53B+TrY6ikaZ+
type: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

0: [No Data]

Trojan:Win32/Prepscram also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware2
K7AntiVirus Trojan ( 0000e1321 )
Elastic malicious (high confidence)
DrWeb Trojan.DownLoader23.51365
Cynet Malicious (score: 100)
CAT-QuickHeal Trojan.Mauvaise.SL1
ALYac Trojan.Agent.DNSR
Cylance Unsafe
Zillya Dropper.Daws.Win32.19056
Sangfor Win.Malware.Cmifao2i9nl-6825052-0
CrowdStrike win/malicious_confidence_90% (D)
K7GW Trojan ( 0000e1321 )
Cybereason malicious.d54af2
Cyren W32/Ransom.KX.gen!Eldorado
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Agent.NCK
APEX Malicious
Avast Win32:FileinfectorX-gen [Trj]
ClamAV Win.Malware.Generickdz-9872468-0
Kaspersky Trojan.Win32.Agent.neyndy
BitDefender Trojan.Agent.DNSR
NANO-Antivirus Trojan.Win32.RP.fkilpx
ViRobot Win32.CTS.A
MicroWorld-eScan Trojan.Agent.DNSR
Tencent Trojan.Win32.Agent.ze
Ad-Aware Trojan.Agent.DNSR
Sophos ML/PE-A + W32/CTSInf-B
Comodo Virus.Win32.Agent.VP@8ek9ga
BitDefenderTheta AI:Packer.929B23041F
McAfee-GW-Edition BehavesLike.Win32.Dropper.tc
FireEye Generic.mg.3b57b59d54af2015
Emsisoft Trojan.Agent.DNSR (B)
SentinelOne Static AI – Suspicious PE
Jiangmin Trojan.Agent.brls
Avira HEUR/AGEN.1135903
Antiy-AVL Trojan/Generic.ASMalwS.2993034
Microsoft Trojan:Win32/Prepscram
Gridinsoft Trojan.Win32.Agent.ka!s2
SUPERAntiSpyware Trojan.Agent/Gen-Malagent
ZoneAlarm Trojan.Win32.Agent.neyndy
GData Trojan.Agent.DNSR
AhnLab-V3 Malware/RL.Generic.R246075
Acronis suspicious
McAfee GenericRXKC-DF!AF09F5404604
MAX malware (ai score=85)
VBA32 Trojan.Agent
Malwarebytes Generic.Trojan.Malicious.DDS
Rising Trojan.Agent!1.B5F1 (CLASSIC)
Yandex Trojan.Agent!BgCNgJOEhBE
Ikarus Trojan.Win32.Prepscram
MaxSecure Trojan.Agent.neyndy
Fortinet W32/Agent.NCK
AVG Win32:FileinfectorX-gen [Trj]
Qihoo-360 HEUR/QVM11.1.53F7.Malware.Gen

How to remove Trojan:Win32/Prepscram virus?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
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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 Trojan:Win32/Prepscram 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 Trojan:Win32/Prepscram 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: http://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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