Written by Robert Bailey

What is Trojan.Agent.CKLI infection?

In this post you will discover concerning the meaning of Trojan.Agent.CKLI and its adverse influence on your computer. Such ransomware are a type of malware that is clarified by online fraudulences to demand paying the ransom by a victim.

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In the majority of the instances, Trojan.Agent.CKLI ransomware will certainly instruct its sufferers to initiate funds move for the function of reducing the effects of the amendments that the Trojan infection has presented to the sufferer’s tool.

Trojan.Agent.CKLI 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.
  • Presents an Authenticode digital signature;
  • 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.
  • Possible date expiration check, exits too soon after checking local time;
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the papers located on the sufferer’s hard drive — so the target can no more utilize the information;
  • Preventing normal 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.
Similar behavior
Related domains Trojan[Ransom]/Win32.Cryptoff Trojan[Ransom]/Win32.Cryptoff


One of the most regular channels whereby Trojan.Agent.CKLI are infused are:

  • By means of phishing e-mails;
  • As a consequence of user winding up on a source that holds a destructive software;

As quickly as the Trojan is efficiently infused, it will certainly either cipher the data on the sufferer’s PC or stop the gadget from operating in a correct manner – while additionally placing a ransom money note that states the need for the victims to effect the payment for the purpose of decrypting the documents or restoring the file system back to the initial problem. In the majority of circumstances, the ransom money note will show up when the client reboots the PC after the system has actually already been harmed.

Trojan.Agent.CKLI distribution networks.

In various corners of the globe, Trojan.Agent.CKLI expands by jumps and bounds. However, the ransom money notes and also methods of obtaining the ransom money quantity may vary depending upon specific regional (regional) settings. The ransom money notes and also tricks of extorting the ransom money quantity may vary depending on specific regional (regional) settings.

Ransomware injection

As an example:

    Faulty informs regarding unlicensed software program.

    In specific locations, the Trojans commonly wrongfully report having detected some unlicensed applications enabled on the target’s gadget. The alert then demands the customer to pay the ransom money.

    Faulty declarations about prohibited material.

    In nations where software program piracy is much less preferred, this technique is not as efficient for the cyber frauds. Alternatively, the Trojan.Agent.CKLI popup alert might falsely declare to be stemming from a law enforcement organization as well as will certainly report having located youngster porn or various other unlawful data on the gadget.

    Trojan.Agent.CKLI popup alert may falsely assert to be acquiring from a legislation enforcement institution and will certainly report having situated child porn or various other unlawful information on the tool. The alert will in a similar way contain a requirement for the customer to pay the ransom money.

Technical details

File Info:

crc32: 1CD02089
md5: adb5ec28b06866e9b02ee31e86629154
name: ADB5EC28B06866E9B02EE31E86629154.mlw
sha1: c25123c0de7a2b2d80f6a09c8718002c76ca47a1
sha256: ddaac2ae4b3ef27310dbf828fb7c435face9b70bb211ca6d8ee51e4f8bd378da
sha512: 3cf28f6110c61d5cd0c0d492fb1e0c549d20c3e481149dd1c4e2a9da0bc3a1687b64a65ef9374cdb17b41709fa89428c6ca5a0b2f62d37da5ec1ae8568a6fdd8
ssdeep: 12288:XsvLaZDlmVdYdeQwHB6plyMUo5AnyJgqYc7U8FZI2wci:cvLqZSdYQQwHUplyMUHyiqZQ8Ji
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Trojan.Agent.CKLI also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetectVM.malware1
Elastic malicious (high confidence)
MicroWorld-eScan Trojan.Agent.CKLI
McAfee Packed-PB.c!ADB5EC28B068
VIPRE Trojan.Win32.Generic!BT
AegisLab Trojan.Win32.Generic.4!c
Sangfor Malware
K7AntiVirus Trojan ( 00512c141 )
BitDefender Trojan.Agent.CKLI
K7GW Trojan ( 00513a9a1 )
Cybereason malicious.8b0686
BitDefenderTheta Gen:NN.ZexaF.34804.PqX@aCMLman
Cyren W32/S-5248149b!Eldorado
Symantec ML.Attribute.HighConfidence
APEX Malicious
Avast Win32:Malware-gen
Kaspersky HEUR:Trojan.Win32.Regsup.pef
NANO-Antivirus Trojan.Win32.Cryptoff.erofan
Tencent Malware.Win32.Gencirc.10b1e80e
Ad-Aware Trojan.Agent.CKLI
Emsisoft Trojan.Agent.CKLI (B)
Comodo TrojWare.Win32.Cryptoff.FVBV@7ekner
F-Secure Trojan.TR/AD.Nymaim.jgr
DrWeb Trojan.Siggen7.30342
Zillya Trojan.Cryptoff.Win32.16
McAfee-GW-Edition Packed-PB.c!ADB5EC28B068
Sophos Mal/Generic-S
Ikarus Trojan.Inject
Jiangmin Trojan.Cryptoff.x
Avira TR/AD.Nymaim.jgr
Antiy-AVL Trojan[Ransom]/Win32.Cryptoff
Microsoft TrojanDownloader:Win32/Silcon!rfn
Arcabit Trojan.Agent.CKLI
ZoneAlarm HEUR:Trojan.Win32.Regsup.pef
GData Trojan.Agent.CKLI
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win32.Kryptik.R205904
Acronis suspicious
VBA32 Hoax.Cryptoff
MAX malware (ai score=85)
Malwarebytes Trojan.Nymaim
Panda Trj/GdSda.A
ESET-NOD32 a variant of Win32/Kryptik.FVIG
TrendMicro-HouseCall TROJ_NYMAIM.SMR2
Rising Ransom.Cryptoff!8.E62C (TFE:2:QGU5IWNaIzS)
Yandex Trojan.Cryptoff!UG2UHe6ELkw
SentinelOne Static AI – Malicious PE
eGambit Unsafe.AI_Score_99%
Fortinet W32/Nymaim.BA!tr
AVG Win32:Malware-gen
CrowdStrike win/malicious_confidence_100% (D)
Qihoo-360 Win32/Trojan.Cryptoff.U

How to remove Trojan.Agent.CKLI ransomware?

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 Trojan.Agent.CKLI 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 Trojan.Agent.CKLI you can always ask me in the comments for getting help.

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  1. GridinSoft Anti-Malware Review from HowToFix site:
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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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