Win32/Injector.CTRP

Written by Robert Bailey

What is Win32/Injector.CTRP infection?

In this article you will certainly locate regarding the definition of Win32/Injector.CTRP and also its unfavorable impact on your computer. Such ransomware are a kind of malware that is elaborated by online fraudulences to require paying the ransom money by a target.

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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.
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In the majority of the cases, Win32/Injector.CTRP infection will advise its sufferers to initiate funds transfer for the objective of counteracting the modifications that the Trojan infection has actually introduced to the target’s gadget.

Win32/Injector.CTRP Summary

These modifications 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.
  • Injection (inter-process);
  • Injection (Process Hollowing);
  • Compression (or decompression);
  • 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.

  • A process created a hidden window;
  • 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.
  • Unconventionial language used in binary resources: Albanian;
  • Uses Windows utilities for basic functionality;
  • Attempts to remove evidence of file being downloaded from the Internet;
  • Deletes its original binary from disk;
  • Executed a process and injected code into it, probably while unpacking;
  • 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 identify installed AV products by registry key;
  • Creates a copy of itself;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the papers situated on the victim’s disk drive — so the sufferer can no more use the information;
  • Preventing regular 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.

Win32/Injector.CTRP

The most typical networks through which Win32/Injector.CTRP are injected are:

  • By ways of phishing emails;
  • As a repercussion of user winding up on a resource that hosts a destructive software program;

As soon as the Trojan is successfully infused, it will certainly either cipher the information on the victim’s PC or prevent the device from working in a correct manner – while likewise placing a ransom note that discusses the requirement for the sufferers to effect the payment for the function of decrypting the files or recovering the file system back to the first condition. In the majority of instances, the ransom note will turn up when the client reboots the PC after the system has currently been harmed.

Win32/Injector.CTRP circulation channels.

In various edges of the globe, Win32/Injector.CTRP expands by jumps as well as bounds. However, the ransom notes as well as tricks of obtaining the ransom amount may vary depending on specific regional (regional) settings. The ransom money notes and also tricks of extorting the ransom money quantity may differ depending on particular regional (local) settings.

Ransomware injection

For instance:

    Faulty notifies regarding unlicensed software.

    In specific areas, the Trojans commonly wrongfully report having actually spotted some unlicensed applications made it possible for on the sufferer’s gadget. The sharp after that demands the user to pay the ransom.

    Faulty declarations concerning prohibited web content.

    In nations where software program piracy is less prominent, this technique is not as efficient for the cyber fraudulences. Additionally, the Win32/Injector.CTRP popup alert might wrongly declare to be deriving from a law enforcement establishment and also will certainly report having situated child pornography or other prohibited data on the tool.

    Win32/Injector.CTRP popup alert might wrongly assert to be obtaining from a legislation enforcement organization as well as will certainly report having situated kid porn or other unlawful data on the gadget. The alert will similarly have a need for the individual to pay the ransom.

Technical details

File Info:

crc32: 811A42F5
md5: 4e826024050255ddf739c2656f2d9a77
name: 4E826024050255DDF739C2656F2D9A77.mlw
sha1: 856eca0fb51d6994d9d472dfe5358b4c9b5293d7
sha256: 56cf195bd7fc140caef4a59132cca2d1499783d473633c0384d1b350606731ab
sha512: fb25c55a9710133214b97bbd9492f39df0f2f43ea9e056cf05f6f4943d9f26031e7832d77df5dd2f69f49c97de92b3d9fbb2d3477215d9f405dcf178488ea8ff
ssdeep: 6144:r/VDu6UsyDUOxfDiyQhbw4tRN7eD7Lct/jG2kOREwMunfHAbxwcLNT:hDu6UsibiPbNt370Lcta9OSCnfPuNT
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright (C) 2013
InternalName: Cattle
FileVersion: 0.101.132.165
CompanyName: De Toni Ware
LegalTrademarks: Buttoned
ProductName: Bullets Diamante
ProductVersion: 0.8.149.67
FileDescription: Donates Equilibration Bucklers
OriginalFilename: Emasculationl.EXE

Win32/Injector.CTRP also known as:

GridinSoft Trojan.Ransom.Gen
K7AntiVirus Trojan ( 0055e3991 )
Elastic malicious (high confidence)
DrWeb Trojan.AVKill.60345
Cynet Malicious (score: 100)
CAT-QuickHeal Ransom.Teslacrypt.OL4
ALYac Trojan.CryptoLocker.CN
Cylance Unsafe
Zillya Trojan.CryptGen.Win32.1
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (W)
Alibaba Ransom:Win32/Tescrypt.09e3d41a
K7GW Trojan ( 0055e3991 )
Cybereason malicious.405025
ESET-NOD32 a variant of Win32/Injector.CTRP
APEX Malicious
Avast Win32:Trojan-gen
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Trojan.CryptoLocker.CN
NANO-Antivirus Virus.Win32.Gen-Crypt.ccnc
ViRobot Trojan.Win32.TeslaCrypt.Gen.D
SUPERAntiSpyware Trojan.Agent/Gen-Dropper
MicroWorld-eScan Trojan.CryptoLocker.CN
Tencent Malware.Win32.Gencirc.10c1af41
Ad-Aware Trojan.CryptoLocker.CN
Sophos Mal/Generic-R + Mal/Ransom-EG
BitDefenderTheta Gen:NN.ZexaF.34628.xq0@aiUGh6mO
VIPRE Trojan.Win32.Generic!BT
TrendMicro Ransom_HPCRYPTESLA.SM2
McAfee-GW-Edition Ransomware-FFR!4E8260240502
FireEye Generic.mg.4e826024050255dd
Emsisoft Trojan.CryptoLocker.CN (B)
SentinelOne Static AI – Suspicious PE
Jiangmin Trojan.Bitman.qo
Webroot Ransom.Telsacrypt.Gen
Avira HEUR/AGEN.1113545
eGambit Generic.Malware
Microsoft Ransom:Win32/Tescrypt
GData Trojan.CryptoLocker.CN
AhnLab-V3 Win-Trojan/Lockycrypt.Gen
McAfee Ransomware-FFR!4E8260240502
MAX malware (ai score=100)
VBA32 BScope.Trojan.AVKill
Panda Trj/GdSda.A
TrendMicro-HouseCall Ransom_HPCRYPTESLA.SM2
Rising Ransom.Tescrypt!8.3AF (CLOUD)
Yandex Trojan.Bitman!/rA0Ium41ok
Ikarus Trojan.Win32.Filecoder
Fortinet W32/TeslaCrypt.I!tr
AVG Win32:Trojan-gen
Qihoo-360 Win32/Worm.CryptoLock.HwcBti0A

How to remove Win32/Injector.CTRP 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 Win32/Injector.CTRP 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 Win32/Injector.CTRP 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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