Trojan:MSIL/Krolol.A

What is Trojan:MSIL/Krolol.A infection?

In this short article you will certainly find about the interpretation of Trojan:MSIL/Krolol.A and its unfavorable effect on your computer system. Such ransomware are a form of malware that is specified by on the internet fraudulences to require paying the ransom by a victim.

In the majority of the cases, Trojan:MSIL/Krolol.A infection will certainly advise its victims to launch funds transfer for the purpose of reducing the effects of the changes that the Trojan infection has actually introduced to the target’s tool.

Trojan:MSIL/Krolol.A Summary

These alterations can be as follows:

  • Creates RWX memory;
  • A process created a hidden window;
  • Drops a binary and executes it;
  • Uses Windows utilities for basic functionality;
  • A process attempted to delay the analysis task by a long amount of time.;
  • Installs itself for autorun at Windows startup;
  • Creates a copy of itself;
  • Anomalous binary characteristics;
  • Ciphering the files found on the victim’s hard drive — so the sufferer can no longer use the data;
  • Preventing routine accessibility to the target’s workstation;

Related domains:

z.whorecord.xyz Trojan-Ransom.Win32.Blocker.kzzy
a.tomx.xyz Trojan-Ransom.Win32.Blocker.kzzy

Trojan:MSIL/Krolol.A

The most normal channels through which Trojan:MSIL/Krolol.A Trojans are injected are:

  • By methods of phishing emails;
  • As an effect of customer ending up on a source that holds a destructive software application;

As soon as the Trojan is successfully infused, it will either cipher the information on the target’s PC or avoid the device from functioning in a proper fashion – while also positioning a ransom money note that states the need for the sufferers to impact the repayment for the function of decrypting the files or restoring the file system back to the preliminary problem. In the majority of circumstances, the ransom note will certainly come up when the client restarts the COMPUTER after the system has currently been harmed.

Trojan:MSIL/Krolol.A distribution networks.

In different corners of the globe, Trojan:MSIL/Krolol.A grows by leaps and also bounds. However, the ransom notes as well as tricks of obtaining the ransom amount might differ relying on particular regional (regional) setups. The ransom money notes and also methods of obtaining the ransom amount might differ depending on specific regional (local) settings.

Ransomware injection

As an example:

    Faulty notifies concerning unlicensed software application.

    In certain locations, the Trojans often wrongfully report having actually identified some unlicensed applications enabled on the victim’s tool. The sharp then demands the user to pay the ransom.

    Faulty statements regarding illegal content.

    In countries where software program piracy is less preferred, this technique is not as reliable for the cyber frauds. Alternatively, the Trojan:MSIL/Krolol.A popup alert may incorrectly assert to be originating from a police establishment as well as will certainly report having situated child pornography or other unlawful information on the tool.

    Trojan:MSIL/Krolol.A popup alert might falsely claim to be deriving from a legislation enforcement establishment and also will report having located youngster pornography or various other prohibited data on the device. The alert will likewise consist of a requirement for the individual to pay the ransom money.

Technical details

File Info:

crc32: 9935E2AFmd5: bb1ce5789b27045db4a49509e865581ename: BB1CE5789B27045DB4A49509E865581E.mlwsha1: 9478fed57a5b06b6ed0e6f3b8923b5ffbb8d625csha256: 40c0a03f6c7099a6e1ac8864af7c2e320f90e1ae0850594631129351251ccddcsha512: 0e38baba9e83a8e8d69c31761af9e6ae1e48ab6d1a9514bec74ebb5352550786bfad5521c3e4ef615cb5dc6764a6a06bd82bfb8f9cf1947379aab27b44ce5689ssdeep: 384:hSwiCio75IiuVo0xlYQjb4hLQaGpnuQb/vfVUtJ:h1iLUEjYQjWUgQb/vCtJtype: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0LegalCopyright: Assembly Version: 0.0.0.0InternalName: CloserFix.exeFileVersion: 0.0.0.0ProductVersion: 0.0.0.0FileDescription: OriginalFilename: CloserFix.exe

Trojan:MSIL/Krolol.A also known as:

GridinSoft Trojan.Ransom.Gen
K7AntiVirus Trojan ( 700000121 )
Lionic Trojan.Win32.Blocker.j!c
Elastic malicious (high confidence)
DrWeb Trojan.EncoderNET.6
Cynet Malicious (score: 100)
Cylance Unsafe
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_80% (D)
Alibaba Trojan:MSIL/Blocker.6f8e23a0
K7GW Trojan ( 700000121 )
Cybereason malicious.57a5b0
Baidu Win32.Worm.VB.sh
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of MSIL/Agent.OBO
APEX Malicious
Avast MSIL:Agent-ACX [Trj]
Kaspersky Trojan-Ransom.Win32.Blocker.kzzy
NANO-Antivirus Trojan.Win32.Agent.dckjux
Tencent Win32.Trojan.Blocker.Pezk
Sophos Mal/Generic-S
Comodo Malware@#1f8l2g99pdn4j
BitDefenderTheta Gen:NN.ZemsilF.34790.am0@ayyRJwk
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition GenericRXCA-NP!BB1CE5789B27
FireEye Generic.mg.bb1ce5789b27045d
SentinelOne Static AI – Malicious PE
Jiangmin Trojan.Blocker.ioq
Avira TR/ATRAPS.Gen
eGambit Unsafe.AI_Score_95%
Antiy-AVL Trojan/Generic.ASMalwS.2677875
Microsoft Trojan:MSIL/Krolol.A
ZoneAlarm Trojan-Ransom.Win32.Blocker.kzzy
AhnLab-V3 Win-Trojan/Krolol.Exp
McAfee GenericRXCA-NP!BB1CE5789B27
MAX malware (ai score=99)
Malwarebytes Trojan.Trolo.C
Panda Trj/GdSda.A
Ikarus Trojan.MSIL.Agent
MaxSecure Trojan.Malware.300983.susgen
Fortinet MSIL/Agent.OBO!tr
AVG MSIL:Agent-ACX [Trj]
Paloalto generic.ml
Qihoo-360 Win32/Ransom.Blocker.HgIASOYA

How to remove Trojan:MSIL/Krolol.A 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:MSIL/Krolol.A 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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