Win32/Cakl

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

What is Win32/Cakl infection?

In this post you will certainly locate concerning the interpretation of Win32/Cakl as well as its adverse impact on your computer. Such ransomware are a type of malware that is elaborated by on-line frauds to require paying the ransom money by a target.

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Most of the situations, Win32/Cakl virus will certainly advise its victims to start funds transfer for the objective of counteracting the changes that the Trojan infection has introduced to the target’s tool.

Win32/Cakl Summary

These alterations can be as follows:

  • Attempts to connect to a dead IP:Port (1 unique times);
  • 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.
  • 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.
  • Unconventionial language used in binary resources: Turkish;
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Sniffs keystrokes;
  • 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.
  • Ciphering the papers located on the target’s hard disk — so the sufferer can no more make use of the data;
  • Preventing normal accessibility to the victim’s workstation;
Similar behavior
Related domains
serjanpe.no-ip.infoTrojan-Ransom.Win32.Blocker.gieg

Win32/Cakl

One of the most common networks where Win32/Cakl Ransomware are infused are:

  • By means of phishing emails;
  • As a consequence of customer ending up on a source that hosts a malicious software;

As soon as the Trojan is efficiently injected, it will either cipher the information on the victim’s computer or avoid the tool from operating in a correct way – while additionally positioning a ransom money note that discusses the need for the victims to impact the repayment for the function of decrypting the papers or bring back the file system back to the first problem. In a lot of circumstances, the ransom money note will come up when the customer reboots the COMPUTER after the system has currently been damaged.

Win32/Cakl circulation networks.

In numerous corners of the world, Win32/Cakl grows by leaps and also bounds. Nonetheless, the ransom notes and also methods of extorting the ransom money quantity might vary depending on particular regional (regional) settings. The ransom notes as well as tricks of extorting the ransom quantity might vary depending on particular neighborhood (local) setups.

Ransomware injection

For instance:

    Faulty signals regarding unlicensed software application.

    In certain locations, the Trojans often wrongfully report having actually discovered some unlicensed applications allowed on the target’s device. The alert after that demands the user to pay the ransom.

    Faulty statements concerning prohibited content.

    In countries where software piracy is much less popular, this approach is not as reliable for the cyber frauds. Alternatively, the Win32/Cakl popup alert may wrongly assert to be deriving from a police organization and also will report having situated child porn or various other unlawful information on the tool.

    Win32/Cakl popup alert may wrongly declare to be acquiring from a legislation enforcement institution as well as will report having situated youngster porn or other prohibited data on the gadget. The alert will likewise consist of a need for the user to pay the ransom money.

Technical details

File Info:

crc32: D7481A4A
md5: ef366aa8d5734f19d8d977538793b829
name: EF366AA8D5734F19D8D977538793B829.mlw
sha1: 14f779cabaeaf85810ae4eff1a1a1240c36974aa
sha256: 4fe9affabcd0a96029ccb1129b6dfa2e821e0dcdc2db300f2b26eb5d498282cd
sha512: 005f10b5351583174dba330c11f0650d247fa5e741a7ec8715ee65d3c737a22ceb4f8d5844dad2f6eb4395e2b1c94794beb52ee275719afc70f7813b1d6e7854
ssdeep: 24576:8T8afc1xKRKYCuz4+aOduDDOd+xk1ucwr88DQb00gtlUtvRtEnHVXLY6tNAc7:8T8afc1xKRKYCus+a2uDDOd+xys8b00
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/Cakl also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware1
Elasticmalicious (high confidence)
MicroWorld-eScanGen:Variant.Jacard.175296
McAfeegeneric!bg.n
CylanceUnsafe
VIPREBehavesLike.Win32.Malware.ahc (mx-v)
SangforTrojan.Win32.Save.a
K7AntiVirusTrojan ( 00015b5d1 )
BitDefenderGen:Variant.Jacard.175296
K7GWTrojan ( 00015b5d1 )
CrowdStrikewin/malicious_confidence_100% (W)
BitDefenderThetaGen:NN.ZelphiF.34590.mHW@ayBY1OlG
SymantecML.Attribute.HighConfidence
ESET-NOD32a variant of Win32/Cakl
APEXMalicious
AvastWin32:Malware-gen
KasperskyTrojan-Ransom.Win32.Blocker.gieg
AlibabaRansom:Win32/Blocker.828af052
NANO-AntivirusTrojan.Win32.Cakl.cixcz
AegisLabTrojan.Win32.Blocker.j!c
RisingBackdoor.Vigorf!8.F657 (CLOUD)
Ad-AwareGen:Variant.Jacard.175296
EmsisoftGen:Variant.Jacard.175296 (B)
ComodoBackdoor.Win32.Cakl.~dy01@3kchnd
F-SecureDropper.DR/Delphi.Gen
DrWebTrojan.PWS.Zhengtu.357
ZillyaTrojan.Blocker.Win32.34527
McAfee-GW-EditionBehavesLike.Win32.Generic.th
FireEyeGeneric.mg.ef366aa8d5734f19
SophosMal/Generic-S
SentinelOneStatic AI – Suspicious PE
GDataGen:Variant.Jacard.175296
AviraDR/Delphi.Gen
Antiy-AVLTrojan[Backdoor]/Win32.Cakl
ArcabitTrojan.Jacard.D2ACC0
ZoneAlarmTrojan-Ransom.Win32.Blocker.gieg
MicrosoftTrojan:Win32/Occamy.C
CynetMalicious (score: 100)
VBA32Win32.Trojan.Dropper.Heur
ALYacGen:Variant.Jacard.175296
MAXmalware (ai score=100)
MalwarebytesMalware.Heuristic.1006
PandaTrj/Genetic.gen
TencentWin32.Trojan.Blocker.Amcc
YandexTrojan.GenAsa!zrdxDIIsVO8
IkarusBackdoor.Win32.Cakl
eGambitGeneric.Backdoor
FortinetW32/Cakl.ANV!tr
AVGWin32:Malware-gen
Paloaltogeneric.ml
Qihoo-360Win32/Ransom.Blocker.HgIASPkA

How to remove Win32/Cakl 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

There is no better way to recognize, remove and prevent PC threats than to use an anti-malware software from GridinSoft2.

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 Win32/Cakl 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 Win32/Cakl 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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