Trojan:Win32/Cystea

What is Trojan:Win32/Cystea infection?

In this article you will locate regarding the meaning of Trojan:Win32/Cystea and its negative influence on your computer. Such ransomware are a form of malware that is clarified by on-line scams to require paying the ransom money by a victim.

Most of the instances, Trojan:Win32/Cystea virus will certainly instruct its victims to initiate funds transfer for the purpose of neutralizing the amendments that the Trojan infection has presented to the sufferer’s tool.

Trojan:Win32/Cystea Summary

These alterations 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.
  • 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.
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Checks for the presence of known windows from debuggers and forensic tools;
  • Ciphering the files found on the sufferer’s hard disk — so the sufferer can no more utilize the data;
  • Preventing normal accessibility to the sufferer’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:Win32/Cystea

The most common channels whereby Trojan:Win32/Cystea Ransomware Trojans are injected are:

  • By means of phishing e-mails;
  • As a repercussion of user ending up on a resource that holds a destructive software application;

As soon as the Trojan is successfully injected, it will certainly either cipher the information on the victim’s computer or stop the tool from working in a proper fashion – while likewise putting a ransom note that discusses the requirement for the victims to effect the repayment for the function of decrypting the records or recovering the data system back to the initial problem. In many circumstances, the ransom money note will certainly turn up when the client reboots the COMPUTER after the system has already been harmed.

Trojan:Win32/Cystea circulation channels.

In various corners of the world, Trojan:Win32/Cystea expands by jumps and also bounds. However, the ransom money notes as well as tricks of extorting the ransom quantity may differ depending upon particular local (regional) setups. The ransom notes and tricks of extorting the ransom money quantity may differ depending on certain neighborhood (local) settings.

Ransomware injection

For example:

    Faulty notifies regarding unlicensed software program.

    In specific locations, the Trojans usually wrongfully report having actually found some unlicensed applications allowed on the target’s device. The sharp then demands the customer to pay the ransom money.

    Faulty declarations concerning unlawful content.

    In countries where software piracy is much less preferred, this technique is not as effective for the cyber scams. Additionally, the Trojan:Win32/Cystea popup alert may incorrectly declare to be originating from a law enforcement institution and will certainly report having located child pornography or other unlawful information on the device.

    Trojan:Win32/Cystea popup alert may falsely claim to be obtaining from a regulation enforcement institution and will certainly report having located child porn or various other illegal information on the tool. The alert will likewise consist of a requirement for the customer to pay the ransom.

Technical details

File Info:

crc32: BDF0664Emd5: e34cf17871b7476a1cd064a3a7043224name: E34CF17871B7476A1CD064A3A7043224.mlwsha1: b04faf953fa9a35fd4ac4c506df6f168f90d3cacsha256: 083e096c90ce5dcbcce2e47f9992f3debf1bc468e3c4998d355432be88382e7asha512: b1486c917f6a034577d623dfe8051363abd3bdcf1841153663690ea21c825a327ed69590b1991fc031dbce639b2b2a159fe81b63b896954846fd48b705ff916assdeep: 6144:a9VF/aEGWgAsk5eQdcSYclhPeOyzDM0hyL6oHG1AZ:EVF/lGWgAsk5eQdcSNgzDM0cRZtype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: (c) UbisoftInternalName: Uplay game launcherFileVersion: 3.0.1.1CompanyName: UbisoftLegalTrademarks1: Ubisoft UplayLegalTrademarks2: Ubisoft Uplay launcherProductName: UplayProductVersion: 3.0.1.1FileDescription: Uplay launcherOriginalFilename: upc.exeTranslation: 0x0409 0x04b0

Trojan:Win32/Cystea also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 004d3c641 )
Elastic malicious (high confidence)
DrWeb Trojan.Swrort.41
McAfee Generic Trojan.bz
Cylance Unsafe
Zillya Trojan.Rozena.Win32.59006
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (W)
Alibaba Trojan:Win32/Snojan.d5fba677
K7GW Trojan ( 004d3c641 )
Cybereason malicious.871b74
Symantec Trojan.Gen.2
ESET-NOD32 Win32/Rozena.PP
APEX Malicious
Avast Win32:Malware-gen
Cynet Malicious (score: 100)
Kaspersky Trojan.Win32.Snojan.bmxl
BitDefender Trojan.GenericKD.5230110
NANO-Antivirus Trojan.Win32.Snojan.epqqrq
MicroWorld-eScan Trojan.GenericKD.5230110
Tencent Win32.Trojan.Snojan.Ahya
Ad-Aware Trojan.GenericKD.5230110
Sophos Mal/Generic-S
BitDefenderTheta Gen:NN.ZexaF.34678.pq0@ayq40Zgi
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition BehavesLike.Win32.StartPage.dh
FireEye Generic.mg.e34cf17871b7476a
Emsisoft Trojan.GenericKD.5230110 (B)
SentinelOne Static AI – Suspicious PE
Webroot W32.Trojan.GenKD
Avira HEUR/AGEN.1127900
Microsoft Trojan:Win32/Cystea
AegisLab Trojan.Win32.Snojan.4!c
GData Trojan.GenericKD.5230110
AhnLab-V3 Win-Trojan/Sagecrypt.Gen
Acronis suspicious
VBA32 Trojan.Snojan
MAX malware (ai score=100)
Panda Trj/CI.A
TrendMicro-HouseCall TROJ_GEN.R002C0DDG21
Rising Trojan.Rozena!8.6D (CLOUD)
Ikarus Trojan-Ransom.GandCrab
eGambit Unsafe.AI_Score_99%
Fortinet W32/Rozena.PP!tr
AVG Win32:Malware-gen

How to remove Trojan:Win32/Cystea 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

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:Win32/Cystea 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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