Ransom:Win32/Crilock.A

What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey

What is Ransom:Win32/Crilock.A infection?

In this short article you will certainly locate regarding the interpretation of Ransom:Win32/Crilock.A as well as its negative effect on your computer. Such ransomware are a kind of malware that is elaborated by on the internet frauds to demand paying the ransom by a victim.

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In the majority of the instances, Ransom:Win32/Crilock.A infection will advise its victims to initiate funds move for the function of counteracting the amendments that the Trojan infection has introduced to the sufferer’s tool.

Ransom:Win32/Crilock.A Summary

These modifications can be as adheres to:

  • 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.
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Deletes its original binary from disk;
  • 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.
  • Creates a copy of itself;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the records found on the target’s hard disk drive — so the victim can no more use the information;
  • Preventing regular access to the target’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.
Similar behavior
Related domains
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tyqawssdmcnlj.org Ransom.Crilock.A5
tsaxaojrruxmh.co.uk Ransom.Crilock.A5
uubyrjnffcqxh.info Ransom.Crilock.A5

Ransom:Win32/Crilock.A

The most typical channels whereby Ransom:Win32/Crilock.A Ransomware are infused are:

  • By means of phishing emails;
  • As an effect of customer ending up on a source that hosts a destructive software;

As quickly as the Trojan is efficiently infused, it will certainly either cipher the data on the victim’s PC or prevent the device from operating in a proper manner – while also positioning a ransom money note that states the requirement for the victims to effect the repayment for the purpose of decrypting the papers or bring back the documents system back to the preliminary condition. In the majority of instances, the ransom note will certainly turn up when the client restarts the COMPUTER after the system has currently been damaged.

Ransom:Win32/Crilock.A circulation networks.

In numerous edges of the globe, Ransom:Win32/Crilock.A expands by leaps and also bounds. Nonetheless, the ransom money notes and also techniques of obtaining the ransom quantity might vary depending upon certain local (regional) settings. The ransom money notes and tricks of obtaining the ransom quantity may differ depending on certain local (local) settings.

Ransomware injection

For example:

    Faulty alerts about unlicensed software program.

    In certain locations, the Trojans often wrongfully report having actually spotted some unlicensed applications allowed on the victim’s gadget. The sharp then demands the customer to pay the ransom money.

    Faulty declarations about unlawful content.

    In countries where software program piracy is less prominent, this method is not as efficient for the cyber frauds. Alternatively, the Ransom:Win32/Crilock.A popup alert might wrongly claim to be deriving from a law enforcement institution as well as will report having located youngster porn or various other prohibited information on the gadget.

    Ransom:Win32/Crilock.A popup alert might incorrectly declare to be acquiring from a regulation enforcement establishment as well as will report having situated child pornography or other unlawful information on the gadget. The alert will similarly have a requirement for the individual to pay the ransom.

Technical details

File Info:

crc32: 412C0FF3
md5: 04fb36199787f2e3e2135611a38321eb
name: 71257279-042b-371d-a1d3-fbf8d2fadffa.exe
sha1: 65559245709fe98052eb284577f1fd61c01ad20d
sha256: d765e722e295969c0a5c2d90f549db8b89ab617900bf4698db41c7cdad993bb9
sha512: 533d6603f6e2a77bd1b2c6591a135c4717753d53317c1be06e43774e896d9543bcd0ea6904a0688aa84b2d8424641d68994b1e7dc4aa46d66c36feecb6145444
ssdeep: 6144:sWmw0EuCN0pLWgTO3x5N22vWvLRKKAX5l++SybIvC:sWkEuCaNT85I2vCMX5l+ZRv
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Ransom:Win32/Crilock.A also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.VariantMedfosF.Trojan
MicroWorld-eScan Trojan.Agent.BBPC
FireEye Generic.mg.04fb36199787f2e3
CAT-QuickHeal Ransom.Crilock.A5
ALYac Trojan.Ransom.CryptoLocker.A
Cylance Unsafe
Zillya Trojan.Blocker.Win32.10224
AegisLab Trojan.Win32.Blocker.j!c
Sangfor Malware
K7AntiVirus Trojan ( 0001140e1 )
BitDefender Trojan.Agent.BBPC
K7GW Trojan ( 0001140e1 )
Cybereason malicious.99787f
TrendMicro TROJ_RANSOM.SMLD
F-Prot W32/Ransom.EC
Symantec Ransom.Cryptolock!g1
TotalDefense Win32/CryptoLocker.K
APEX Malicious
Paloalto generic.ml
ClamAV Win.Trojan.Cryptolocker-2
GData Win32.Trojan-Ransom.Cryptolocker.H
Kaspersky Trojan-Ransom.Win32.Blocker.cfwh
Alibaba Ransom:Win32/Blocker.1c4ac2f5
NANO-Antivirus Trojan.Win32.Blocker.ctckvo
ViRobot Trojan.Win32.S.Agent.346112.BG
Avast Win32:Ransom-AQL [Trj]
Rising Trojan.CryptoLocker!1.9E7C (CLOUD)
Ad-Aware Trojan.Agent.BBPC
Emsisoft Trojan.Agent.BBPC (B)
Comodo Malware@#oi695v6zm5q5
F-Secure Trojan.TR/Crilock.A.11
DrWeb Trojan.Encoder.304
VIPRE Trojan.Win32.Cryptolocker.mc (fs)
Invincea heuristic
McAfee-GW-Edition Generic.enf
MaxSecure Trojan.Malware.6372823.susgen
Trapmine malicious.high.ml.score
CMC Trojan-Ransom.Win32!O
Sophos Troj/Ransom-ACV
Ikarus Trojan-Ransom.CryptoLocker
Cyren W32/Ransom.RQHI-1717
Jiangmin Trojan/Blocker.gig
Webroot W32.Obfuscated.Gen
Avira TR/Crilock.A.11
MAX malware (ai score=100)
Antiy-AVL Trojan[Ransom]/Win32.Blocker
Endgame malicious (high confidence)
Arcabit Trojan.Agent.BBPC
SUPERAntiSpyware Trojan.Agent/Gen
ZoneAlarm Trojan-Ransom.Win32.Blocker.cfwh
Microsoft Ransom:Win32/Crilock.A
AhnLab-V3 Trojan/Win32.Blocker.C199567
Acronis suspicious
McAfee Generic.enf
TACHYON Trojan/W32.Blocker.346112.B
VBA32 BScope.TrojanRansom.Crilock
Malwarebytes Ransom.FileCryptor
Zoner Trojan.Win32.20293
ESET-NOD32 Win32/Filecoder.BQ
TrendMicro-HouseCall TROJ_RANSOM.SMLD
Tencent Win32.Trojan.Blocker.Hfn
Yandex Trojan.Kazy!HF4Ga+lwjwI
SentinelOne DFI – Suspicious PE
eGambit Unsafe.AI_Score_99%
Fortinet W32/Filecoder.BQ!tr
BitDefenderTheta Gen:NN.ZexaF.34096.vuW@ayAI4hoi
AVG Win32:Ransom-AQL [Trj]
Panda Trj/WLT.A
CrowdStrike win/malicious_confidence_100% (W)
Qihoo-360 Win32/Trojan.Ransom.5c9

How to remove Ransom:Win32/Crilock.A virus?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
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The is an excellent way to deal with recognizing and removing threats – using Gridinsoft Anti-Malware. This program will scan your PC, find and neutralize all suspicious processes.2.

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 Ransom:Win32/Crilock.A 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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Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove Ransom:Win32/Crilock.A 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/comparison

About the author

Robert Bailey

I'm Robert Bailey, a passionate Security Engineer with a deep fascination for all things related to malware, reverse engineering, and white hat ethical hacking.

As a white hat hacker, I firmly believe in the power of ethical hacking to bolster security measures. By identifying vulnerabilities and providing solutions, I contribute to the proactive defense of digital infrastructures.

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