Trojan-Ransom.Win32.Cryptodef.xtk

Written by Robert Bailey

What is Trojan-Ransom.Win32.Cryptodef.xtk infection?

In this article you will certainly find about the meaning of Trojan-Ransom.Win32.Cryptodef.xtk and its unfavorable impact on your computer system. Such ransomware are a type of malware that is elaborated by online fraudulences to require paying the ransom money by a sufferer.

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In the majority of the instances, Trojan-Ransom.Win32.Cryptodef.xtk ransomware will instruct its victims to launch funds move for the objective of neutralizing the modifications that the Trojan infection has presented to the sufferer’s tool.

Trojan-Ransom.Win32.Cryptodef.xtk Summary

These modifications can be as follows:

  • Executable code extraction;
  • Injection (inter-process);
  • Injection (Process Hollowing);
  • Injection with CreateRemoteThread in a remote process;
  • Creates RWX memory;
  • Mimics the system’s user agent string for its own requests;
  • Attempts to connect to a dead IP:Port (8 unique times);
  • HTTP traffic contains suspicious features which may be indicative of malware related traffic;
  • Performs some HTTP requests;
  • The binary likely contains encrypted or compressed data.;
  • 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;
  • Creates a hidden or system file;
  • Attempts to modify proxy settings;
  • Creates a copy of itself;
  • Attempts to disable System Restore;
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the papers located on the victim’s hard drive — so the sufferer can no more utilize the data;
  • Preventing normal access to the target’s workstation;

Related domains:

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a.tomx.xyz Trojan-Ransom.Win32.Cryptodef.xtk
ip-addr.es Trojan-Ransom.Win32.Cryptodef.xtk
myexternalip.com Trojan-Ransom.Win32.Cryptodef.xtk
ocsp.pki.goog Trojan-Ransom.Win32.Cryptodef.xtk
curlmyip.com Trojan-Ransom.Win32.Cryptodef.xtk
crl.pki.goog Trojan-Ransom.Win32.Cryptodef.xtk
crls.pki.goog Trojan-Ransom.Win32.Cryptodef.xtk
majorleaguehomerepair.com Trojan-Ransom.Win32.Cryptodef.xtk
kesbuk.cz Trojan-Ransom.Win32.Cryptodef.xtk
apps.identrust.com Trojan-Ransom.Win32.Cryptodef.xtk
crl.identrust.com Trojan-Ransom.Win32.Cryptodef.xtk
x1.c.lencr.org Trojan-Ransom.Win32.Cryptodef.xtk
charlescrosson.com Trojan-Ransom.Win32.Cryptodef.xtk
hiring-drivers.com Trojan-Ransom.Win32.Cryptodef.xtk
r3.o.lencr.org Trojan-Ransom.Win32.Cryptodef.xtk
www.hiring-drivers.com Trojan-Ransom.Win32.Cryptodef.xtk
hkmsm.com Trojan-Ransom.Win32.Cryptodef.xtk
shipedtoyou.com Trojan-Ransom.Win32.Cryptodef.xtk
clever-x.com Trojan-Ransom.Win32.Cryptodef.xtk
gei-th.com Trojan-Ransom.Win32.Cryptodef.xtk
aplikacii.com Trojan-Ransom.Win32.Cryptodef.xtk
immbau24.de Trojan-Ransom.Win32.Cryptodef.xtk
biz-brokerage.com Trojan-Ransom.Win32.Cryptodef.xtk
morphcoffee.com Trojan-Ransom.Win32.Cryptodef.xtk
couponsonakeychain.com Trojan-Ransom.Win32.Cryptodef.xtk
gsaarkansas.com Trojan-Ransom.Win32.Cryptodef.xtk
eduvantage.com Trojan-Ransom.Win32.Cryptodef.xtk
futurecomtechnologies.com Trojan-Ransom.Win32.Cryptodef.xtk
s2.symcb.com Trojan-Ransom.Win32.Cryptodef.xtk

Trojan-Ransom.Win32.Cryptodef.xtk

One of the most typical channels whereby Trojan-Ransom.Win32.Cryptodef.xtk are infused are:

  • By ways of phishing e-mails;
  • As a repercussion of user ending up on a source that organizes a harmful software;

As soon as the Trojan is efficiently infused, it will certainly either cipher the data on the victim’s computer or stop the tool from working in a correct fashion – while likewise placing a ransom money note that mentions the need for the victims to effect the payment for the objective of decrypting the documents or bring back the documents system back to the initial condition. In the majority of instances, the ransom note will turn up when the client restarts the COMPUTER after the system has already been harmed.

Trojan-Ransom.Win32.Cryptodef.xtk distribution networks.

In different corners of the world, Trojan-Ransom.Win32.Cryptodef.xtk grows by leaps and also bounds. Nevertheless, the ransom notes and also tricks of obtaining the ransom money amount may differ relying on specific regional (regional) setups. The ransom money notes and also techniques of obtaining the ransom quantity might differ depending on specific local (regional) setups.

Ransomware injection

For instance:

    Faulty notifies about unlicensed software program.

    In particular areas, the Trojans typically wrongfully report having detected some unlicensed applications made it possible for on the victim’s tool. The sharp after that demands the user to pay the ransom money.

    Faulty statements regarding prohibited material.

    In nations where software program piracy is much less preferred, this technique is not as reliable for the cyber frauds. Alternatively, the Trojan-Ransom.Win32.Cryptodef.xtk popup alert may falsely assert to be deriving from a police establishment and will certainly report having situated youngster porn or other illegal information on the gadget.

    Trojan-Ransom.Win32.Cryptodef.xtk popup alert might falsely declare to be obtaining from a law enforcement institution and will certainly report having located kid porn or various other illegal data on the gadget. The alert will in a similar way include a demand for the customer to pay the ransom.

Technical details

File Info:

crc32: 90642AF5
md5: e0ec19760dc876d1fb10e8c692bbae34
name: E0EC19760DC876D1FB10E8C692BBAE34.mlw
sha1: 2f8f8514942b61bf51ed18439a72cfe926c65371
sha256: b919be5f901561988c0f41e5867cb83f6599e303612900a0204e2399d88141a3
sha512: 081779c7b1d52e6858e9ef5c1a5de73cc408bf39119f374ab55bc126640e9a355e4af67910dfd39408e3f5e8b6cf02e7c5eab70ca090d82af7d83f8925a78098
ssdeep: 6144:Luegb1eK25UdMNRve6TVKc123GBEmrLqHVWHdm0z/:KegbwK4vNZKLGFYI
type: PE32 executable (GUI) Intel 80386 (stripped to external PDB), for MS Windows

Version Info:

LegalCopyright: Copyright 2015 Enhanced
InternalName: EXAMINATIONS.EXE
FileVersion: 17.10.11.6
CompanyName: Enhanced
ProductName: Enhanced Examinations
ProductVersion: 17.10.11
FileDescription: Examinations Jeremy
OriginalFilename: examinations.exe
Translation: 0x0409 0x04e4

Trojan-Ransom.Win32.Cryptodef.xtk also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware2
K7AntiVirus Riskware ( 0040eff71 )
Lionic Trojan.Win32.Cryptodef.j!c
Elastic malicious (high confidence)
DrWeb Trojan.Encoder.514
Cylance Unsafe
Sangfor Trojan.Win32.Save.a
K7GW Riskware ( 0040eff71 )
Symantec ML.Attribute.HighConfidence
ESET-NOD32 Win32/Filecoder.CryptoWall.D
APEX Malicious
Avast FileRepMetagen [Malware]
Kaspersky Trojan-Ransom.Win32.Cryptodef.xtk
NANO-Antivirus Trojan.Win32.Cryptodef.dvkuiq
Tencent Win32.Trojan.Cryptodef.Akoy
Sophos Mal/Generic-S
Comodo Malware@#xu3sxnmroen8
VIPRE Trojan.Win32.Generic!BT
TrendMicro TROJ_CRYPWALL.CPH1597
McAfee-GW-Edition Ransom-CWall.a
FireEye Generic.mg.e0ec19760dc876d1
Webroot W32.Rogue.Gen
Antiy-AVL Trojan/Generic.ASMalwS.138050B
Kingsoft Win32.Troj.Undef.(kcloud)
Microsoft Ransom:Win32/Crowti
AhnLab-V3 Trojan/Win32.Gen
McAfee Ransom-CWall.a
MAX malware (ai score=100)
Malwarebytes MachineLearning/Anomalous.100%
Panda Trj/CI.A
TrendMicro-HouseCall TROJ_CRYPWALL.CPH1597
Yandex Trojan.Cryptodef!jtJc4K4m5Z0
Ikarus Trojan.AD.Crowti
Fortinet W32/Cryptodef.XTK!tr
AVG FileRepMetagen [Malware]
Paloalto generic.ml
Qihoo-360 Win32/Ransom.Cryptodef.HgAASRMA

How to remove Trojan-Ransom.Win32.Cryptodef.xtk 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 Trojan-Ransom.Win32.Cryptodef.xtk 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-Ransom.Win32.Cryptodef.xtk 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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