BScope.TrojanRansom.Cryptodef

What is BScope.TrojanRansom.Cryptodef infection?

In this post you will find about the definition of BScope.TrojanRansom.Cryptodef and its adverse impact on your computer system. Such ransomware are a form of malware that is specified by online frauds to require paying the ransom by a target.

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In the majority of the cases, BScope.TrojanRansom.Cryptodef infection will instruct its sufferers to start funds transfer for the objective of counteracting the changes that the Trojan infection has presented to the target’s device.

BScope.TrojanRansom.Cryptodef Summary

These modifications 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);
  • Injection with CreateRemoteThread in a remote process;
  • 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.
  • Mimics the system’s user agent string for its own requests;
  • HTTP traffic contains suspicious features which may be indicative of malware related traffic;
  • Performs some HTTP requests;
  • Looks up the external IP address;
  • Uses Windows utilities for basic functionality;
  • Executed a process and injected code into it, probably while unpacking;
  • Deletes its original binary from disk;
  • Attempts to delete volume shadow copies;
  • Attempts to stop active services;
  • Modifies boot configuration settings;
  • Installs itself for autorun at Windows startup. There is simple tactic using the Windows startup folder located at:
    C:\Users\[user-name]\AppData\Roaming\Microsoft\Windows\StartMenu\Programs\Startup. Shortcut links (.lnk extension) placed in this folder will cause Windows to launch the application each time [user-name] logs into Windows.

    The registry run keys perform the same action, and can be located in different locations:

    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce
  • Creates a hidden or system file. The malware adds the hidden attribute to every file and folder on your system, so it appears as if everything has been deleted from your hard drive.
  • Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
  • Creates a copy of itself;
  • Attempts to disable System Restore. System Restore function – allows you to revert the computer’s state (system files, applications, and system settings) to that of a previous point in time, which can be used to recover after a virus attack.
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the documents located on the victim’s hard disk — so the sufferer can no more utilize the data;
  • Preventing regular accessibility to the sufferer’s workstation;
Similar behavior
Related domains
ip-addr.es Ransom:Win32/Crowti
myexternalip.com Ransom:Win32/Crowti
curlmyip.com Ransom:Win32/Crowti
couponsonakeychain.com Ransom:Win32/Crowti
gayphonesexboys.com Ransom:Win32/Crowti
homestyle1974.com Ransom:Win32/Crowti
conopizzavenezuela.com Ransom:Win32/Crowti
elanahmias.com Ransom:Win32/Crowti
content-into-cash.com Ransom:Win32/Crowti
canyonmidwifery.com Ransom:Win32/Crowti
charlescrosson.com Ransom:Win32/Crowti
idea-lab.kz Ransom:Win32/Crowti
comoaprenderamaquillarse.com Ransom:Win32/Crowti
kesbuk.cz Ransom:Win32/Crowti
conopizzauruguay.com Ransom:Win32/Crowti
majorleaguehomerepair.com Ransom:Win32/Crowti
shipedtoyou.com Ransom:Win32/Crowti
isikbahcebakim.com Ransom:Win32/Crowti
infrontofmycamera.com Ransom:Win32/Crowti
chadwondermagic.com Ransom:Win32/Crowti
ferijalnirs.com Ransom:Win32/Crowti
conopizzacolombia.com Ransom:Win32/Crowti
paperplane.co.id Ransom:Win32/Crowti
miiart-jewelry.com Ransom:Win32/Crowti
motored.pl Ransom:Win32/Crowti
fashionpeople.com.br Ransom:Win32/Crowti
conopizzabrasil.com Ransom:Win32/Crowti
futurecomtechnologies.com Ransom:Win32/Crowti

BScope.TrojanRansom.Cryptodef

One of the most normal networks whereby BScope.TrojanRansom.Cryptodef Ransomware Trojans are injected are:

  • By ways of phishing emails;
  • As an effect of individual winding up on a source that organizes a destructive software application;

As soon as the Trojan is successfully injected, it will either cipher the information on the victim’s PC or protect against the gadget from functioning in a correct way – while likewise positioning a ransom money note that states the requirement for the targets to effect the settlement for the purpose of decrypting the records or bring back the data system back to the initial problem. In most instances, the ransom money note will come up when the client reboots the COMPUTER after the system has actually already been damaged.

BScope.TrojanRansom.Cryptodef distribution channels.

In different corners of the world, BScope.TrojanRansom.Cryptodef grows by jumps and also bounds. Nonetheless, the ransom money notes and tricks of obtaining the ransom money amount might vary relying on specific regional (local) setups. The ransom money notes and also methods of obtaining the ransom money quantity might vary depending on certain regional (local) setups.

Ransomware injection

For example:

    Faulty alerts concerning unlicensed software.

    In certain areas, the Trojans typically wrongfully report having discovered some unlicensed applications allowed on the target’s tool. The sharp after that requires the customer to pay the ransom money.

    Faulty statements concerning unlawful material.

    In countries where software program piracy is much less popular, this method is not as efficient for the cyber scams. Conversely, the BScope.TrojanRansom.Cryptodef popup alert may incorrectly claim to be stemming from a police institution as well as will certainly report having situated youngster porn or other prohibited information on the gadget.

    BScope.TrojanRansom.Cryptodef popup alert may incorrectly declare to be acquiring from a law enforcement institution and will report having situated child porn or other prohibited data on the device. The alert will likewise have a need for the individual to pay the ransom money.

Technical details

File Info:

crc32: C662E004
md5: de6c7867d6b0744ae2c3ddf0e34aa1b9
name: DE6C7867D6B0744AE2C3DDF0E34AA1B9.mlw
sha1: 07d58ac9928f3faf5575654218e93e9db831d445
sha256: 6b29409095e35f8b7460197ed27cd45b9858f92404a40a8be489c838cafb73d4
sha512: de7fa70f3bbcbef633bfd2f82398d42de94cb8a3a139750ad19266a30b128a7056cf3691fc788128581fed2ee5fe76964f7a9724771f60a85e1e674a5f795c33
ssdeep: 3072:LQaggsL86HOPndzdCfV14ZQ9Ueo3FDho+5QQ:kKjPnldg4CyeoHQ
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright 2010 Thanksgiving Inc. All Rights Reserved.
InternalName: LISTED
FileVersion: 3.8.46844.15
CompanyName: Thanksgiving Inc.
ProductName: Listed
ProductVersion: 3.8.0.0
FileDescription: Listed Unified
OriginalFilename: Listed.exe
Translation: 0x0409 0x04b0

BScope.TrojanRansom.Cryptodef also known as:

GridinSoft Trojan.Ransom.Gen
K7AntiVirus Riskware ( 0040eff71 )
Elastic malicious (high confidence)
Cynet Malicious (score: 100)
ALYac Gen:Trojan.Heur.RP.iq0@bmIWiJgi
Cylance Unsafe
Zillya Trojan.Cryptodef.Win32.1076
CrowdStrike win/malicious_confidence_70% (D)
Alibaba TrojanDropper:Win32/dropper.ali1003001
K7GW Riskware ( 0040eff71 )
Cybereason malicious.7d6b07
Symantec ML.Attribute.HighConfidence
ESET-NOD32 Win32/Filecoder.CryptoWall.D
APEX Malicious
Avast Win32:Malware-gen
BitDefender Gen:Trojan.Heur.RP.iq0@bmIWiJgi
NANO-Antivirus Trojan.Win32.Cryptodef.dvnfjj
MicroWorld-eScan Gen:Trojan.Heur.RP.iq0@bmIWiJgi
Tencent Win32.Trojan.Inject.Auto
Ad-Aware Gen:Trojan.Heur.RP.iq0@bmIWiJgi
Sophos Mal/Generic-S
Comodo Malware@#me158bv602f1
BitDefenderTheta AI:Packer.693B2BF31F
VIPRE Trojan.Win32.Generic!BT
TrendMicro TROJ_CRYPWALL.CPH1597
FireEye Generic.mg.de6c7867d6b0744a
Emsisoft Gen:Trojan.Heur.RP.iq0@bmIWiJgi (B)
SentinelOne Static AI – Malicious PE
Webroot Trojan.Dropper.Gen
Avira HEUR/AGEN.1110797
Kingsoft Win32.Troj.Undef.(kcloud)
Microsoft Ransom:Win32/Crowti
AegisLab Trojan.Win32.Cryptodef.4!c
GData Gen:Trojan.Heur.RP.iq0@bmIWiJgi
AhnLab-V3 Spyware/Win32.Zbot.C72955
McAfee Artemis!DE6C7867D6B0
MAX malware (ai score=100)
VBA32 BScope.TrojanRansom.Cryptodef
Panda Trj/CI.A
TrendMicro-HouseCall TROJ_CRYPWALL.CPH1597
Rising Ransom.Cryptodef!8.672 (CLOUD)
Yandex Trojan.Filecoder!br/PZ6b96+w
Ikarus Trojan.Win32.Filecoder
Fortinet W32/Cryptodef.XWK!tr
AVG Win32:Malware-gen
Paloalto generic.ml

How to remove BScope.TrojanRansom.Cryptodef virus?

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 BScope.TrojanRansom.Cryptodef 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 BScope.TrojanRansom.Cryptodef 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/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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