Trojan.Crypt.Gen.1 (B)

What is Trojan.Crypt.Gen.1 (B) infection?

In this short article you will certainly find regarding the interpretation of Trojan.Crypt.Gen.1 (B) and its unfavorable influence on your computer. Such ransomware are a form of malware that is elaborated by on-line frauds to require paying the ransom money by a sufferer.

Most of the situations, Trojan.Crypt.Gen.1 (B) ransomware will certainly instruct its targets to launch funds transfer for the function of neutralizing the modifications that the Trojan infection has presented to the target’s tool.

Trojan.Crypt.Gen.1 (B) Summary

These alterations can be as complies with:

  • 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);
  • Enumerates user accounts on the system;
  • 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;
  • Creates an excessive number of UDP connection attempts to external IP addresses;
  • Uses Windows utilities for basic functionality;
  • Executed a process and injected code into it, probably while unpacking;
  • Attempts to delete volume shadow copies;
  • Modifies boot configuration settings;
  • Exhibits behavior characteristic of Cerber ransomware;
  • Creates or sets a registry key to a long series of bytes, possibly to store a binary or malware config;
  • Mimics the file times of a Windows system file;
  • 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.
  • EternalBlue behavior. Allows cyber threat actors to remotely execute arbitrary code and gain access to a network by sending specially crafted packets.

    This is has made EternalBlue trick popular with various malware, such as Trickbot, a modular banking trojan, as well as CoinMiner and WannaMine, crypto miners that use the EternalBlue exploit in order to gain access to computing power to mine cryptocurrencies.

  • Checks the version of Bios, possibly for anti-virtualization;
  • Generates some ICMP traffic;
  • 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 records located on the target’s hard disk — so the target can no more make use of the data;
  • Preventing routine accessibility 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.

Trojan.Crypt.Gen.1 (B)

One of the most typical networks through which Trojan.Crypt.Gen.1 (B) Ransomware Trojans are infused are:

  • By methods of phishing e-mails. Email phishing is a cyber attack that uses disguised email as a goal is to trick the recipient into believing that the message is something they want or need — a request from their bank, for instance, or a note from someone in their company — and to click a link for download a malware.
  • As a consequence of individual winding up on a source that hosts a malicious software program;

As quickly as the Trojan is effectively infused, it will certainly either cipher the data on the target’s PC or prevent the gadget from operating in a proper manner – while also putting a ransom note that states the need for the victims to impact the repayment for the purpose of decrypting the documents or restoring the file system back to the initial problem. In the majority of circumstances, the ransom note will certainly come up when the client restarts the COMPUTER after the system has actually already been harmed.

Trojan.Crypt.Gen.1 (B) distribution channels.

In different corners of the world, Trojan.Crypt.Gen.1 (B) expands by jumps and bounds. However, the ransom money notes and tricks of extorting the ransom quantity might differ depending upon certain regional (local) settings. The ransom money notes and methods of obtaining the ransom amount might vary depending on specific local (local) settings.

Ransomware injection

As an example:

    Faulty signals concerning unlicensed software application.

    In certain areas, the Trojans frequently wrongfully report having found some unlicensed applications enabled on the sufferer’s tool. The sharp then requires the user to pay the ransom.

    Faulty declarations concerning prohibited content.

    In nations where software piracy is less popular, this technique is not as reliable for the cyber frauds. Alternatively, the Trojan.Crypt.Gen.1 (B) popup alert might falsely declare to be deriving from a police institution as well as will certainly report having situated child porn or various other prohibited information on the gadget.

    Trojan.Crypt.Gen.1 (B) popup alert might falsely declare to be obtaining from a legislation enforcement establishment as well as will report having located kid porn or other prohibited data on the tool. The alert will likewise include a demand for the user to pay the ransom money.

Technical details

File Info:

crc32: ED087BC8md5: 66d92a1e22a97794a6fa931751ea4077name: 66D92A1E22A97794A6FA931751EA4077.mlwsha1: b390f6040afebcbd18cfd7b7b5e91becd666eb23sha256: 1c0afc71808c9204a208791841e9f2fedf7a15f2d262d87cf270729d351e6a66sha512: 6e04e13d449e977695efe107583bb867917458316cb58499b915b9883a8c872bfabb2d5a5223b5843d2ee31c15086a06a2a52f1aad1889f4455666718ddcb895ssdeep: 3072:6Jnhr+fmfmfmfhmxfmfmfmfaTJeD6xAQoCOlU1TQKGsDwawLYmpRijI+YC9Khviq:6xh+fmfmfmf2fmfmfmf1DOoCn1ZzwLJztype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

Translation: 0x0409 0x04b0LegalCopyright: flash ikas Climate change impactsInternalName: LCDClockFileVersion: 1.00.0185CompanyName: flash ikas Climate change impactsProductName: LCD ClockProductVersion: 1.00.0185FileDescription: flash ikas Climate change impactsOriginalFilename: LCDClock.exe

Trojan.Crypt.Gen.1 (B) also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
Elastic malicious (high confidence)
DrWeb Trojan.Encoder.4339
MicroWorld-eScan Trojan.Crypt.Gen.1
FireEye Generic.mg.66d92a1e22a97794
McAfee GenericR-GSP!66D92A1E22A9
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
AegisLab Trojan.Win32.SelfDel.4!c
Sangfor Trojan.Win32.Save.a
K7AntiVirus Trojan ( 0055e3ef1 )
BitDefender Trojan.Crypt.Gen.1
K7GW Trojan ( 0055e3ef1 )
Cybereason malicious.e22a97
BitDefenderTheta Gen:NN.ZevbaF.34590.lm3@a0f06Yki
Cyren W32/Injector.GX.gen!Eldorado
Symantec ML.Attribute.HighConfidence
ESET-NOD32 Win32/Filecoder.Cerber.B
TrendMicro-HouseCall Ransom_CERBER.SMB
Avast Win32:Trojan-gen
ClamAV Win.Ransomware.Cerber-9833115-0
Kaspersky Trojan.Win32.SelfDel.bwey
Alibaba Trojan:Win32/SelfDel.39aac5d3
NANO-Antivirus Trojan.Win32.Encoder.ebqjaa
Rising Ransom.FileCryptor!8.1A7 (CLOUD)
Ad-Aware Trojan.Crypt.Gen.1
Sophos Mal/Generic-S
Comodo Malware@#184bqiakjy2kc
Zillya Trojan.SelfDel.Win32.53093
TrendMicro Ransom_CERBER.SMB
McAfee-GW-Edition BehavesLike.Win32.Fareit.cc
Emsisoft Trojan.Crypt.Gen.1 (B)
Ikarus Trojan.Win32.Filecoder
Jiangmin Trojan.Selfdel.bjd
Webroot W32.Malware.Heur
Avira HEUR/AGEN.1107464
MAX malware (ai score=100)
Antiy-AVL Trojan/Win32.SelfDel
Microsoft Ransom:Win32/Cerber!rfn
Arcabit Trojan.Crypt.Gen.1
ZoneAlarm Trojan.Win32.SelfDel.bwey
GData Trojan.Crypt.Gen.1
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win32.Cerber.R178086
VBA32 Trojan.SelfDel
Malwarebytes Ransom.Cerber
Panda Trj/CI.A
APEX Malicious
Tencent Malware.Win32.Gencirc.10bf8eba
Yandex Trojan.SelfDel!g5PRARKmrqE
SentinelOne Static AI – Malicious PE
Fortinet W32/Injector.CWAK!tr
AVG Win32:Trojan-gen
Paloalto generic.ml
CrowdStrike win/malicious_confidence_90% (D)
Qihoo-360 Win32/Trojan.SelfDel.HwMAyWsA

How to remove Trojan.Crypt.Gen.1 (B) 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

Run the setup file.

Run Setup.exe
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 Scanning

Click on “Clean Now”.

GridinSoft Anti-Malware Scan Result

Are Your Protected?

Full version of GridinSoft

If the guide doesn’t help you to remove Trojan.Crypt.Gen.1 (B) you can always ask me in the comments for getting help.

References

    About the author

    Robert Bailey

    Security engineer focused on malware behavior, removal workflows, and Windows hardening. Robert reviews threat articles for practical accuracy, checking detection names, symptoms, and cleanup steps before publication.

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