Win32/Kryptik.GZSO

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

What is Win32/Kryptik.GZSO infection?

In this short article you will certainly find about the meaning of Win32/Kryptik.GZSO and also its adverse influence on your computer system. Such ransomware are a type of malware that is elaborated by on the internet fraudulences to require paying the ransom by a victim.

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In the majority of the situations, Win32/Kryptik.GZSO virus will certainly advise its victims to initiate funds transfer for the purpose of counteracting the modifications that the Trojan infection has actually presented to the sufferer’s device.

Win32/Kryptik.GZSO Summary

These adjustments can be as complies with:

  • 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.
  • Exhibits possible ransomware file modification behavior;
  • 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.
  • Checks the CPU name from registry, possibly for anti-virtualization;
  • Ciphering the documents situated on the target’s hard disk drive — so the victim can no more make use of the information;
  • Preventing regular accessibility to the target’s workstation;

Win32/Kryptik.GZSO

One of the most common channels through which Win32/Kryptik.GZSO Ransomware Trojans are infused are:

  • By methods of phishing emails;
  • As a consequence of individual ending up on a resource that organizes a malicious software application;

As quickly as the Trojan is effectively injected, it will certainly either cipher the information on the target’s PC or stop the tool from working in a correct way – while also placing a ransom note that states the demand for the sufferers to effect the settlement for the purpose of decrypting the papers or recovering the file system back to the preliminary condition. In a lot of instances, the ransom note will show up when the client restarts the COMPUTER after the system has currently been harmed.

Win32/Kryptik.GZSO distribution channels.

In numerous corners of the world, Win32/Kryptik.GZSO expands by leaps as well as bounds. Nonetheless, the ransom notes and techniques of extorting the ransom quantity might differ relying on particular neighborhood (regional) settings. The ransom money notes as well as methods of obtaining the ransom money amount may vary depending on specific local (regional) setups.

Ransomware injection

For example:

    Faulty alerts about unlicensed software application.

    In particular areas, the Trojans commonly wrongfully report having spotted some unlicensed applications enabled on the sufferer’s tool. The sharp after that requires the customer to pay the ransom.

    Faulty declarations concerning illegal web content.

    In countries where software piracy is less preferred, this approach is not as effective for the cyber frauds. Conversely, the Win32/Kryptik.GZSO popup alert may incorrectly claim to be stemming from a police institution and will certainly report having situated kid pornography or other prohibited information on the tool.

    Win32/Kryptik.GZSO popup alert may wrongly claim to be deriving from a law enforcement institution and also will report having located youngster pornography or other illegal data on the device. The alert will in a similar way include a requirement for the customer to pay the ransom.

Technical details

File Info:

crc32: BE541AEA
md5: 59e376b5696a0c05bff2de4a9ba25ca2
name: 59E376B5696A0C05BFF2DE4A9BA25CA2.mlw
sha1: d4c11b0e5ec6372435a2ef9ed54030d29f2303c8
sha256: 538a0994ebe97f39bb47668b8fa9e8cad7a67eac337307dca1b7f68919c4f0a0
sha512: 23b2262c4b6b6ed13bc8f180c5f6fc827b394e84aae022235d059567d530a50338499694a1e793f6c3ade786696043d5056fb57417d6b0838bc96d5003d86670
ssdeep: 6144:+oY2njFhCsuoN77t6S3DkDEy20NpLBGNxcYO5kMWrMCQrTVlfo9giZG:02jeSwDzpGcFm3nQNlg9gl
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: PortableApps.com
InternalName: PortableApps.com Launcher
FileVersion: 2.2.1.0
CompanyName: PortableApps.com
LegalTrademarks: PortableApps.com is a Trademark of Rare Ideas, LLC.
Comments: A build of the PortableApps.com Launcher for Mixxx Portable, allowing it to be run from a removable drive. For additional details, visit PortableApps.com
ProductName: Mixxx Portable
ProductVersion: 2.2.1.0
FileDescription: Mixxx Portable (PortableApps.com Launcher)
OriginalFilename: MixxxPortable.exe
Translation: 0x0000 0x04e6

Win32/Kryptik.GZSO also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware1
K7AntiVirusTrojan ( 0053fb461 )
Elasticmalicious (high confidence)
CynetMalicious (score: 100)
ALYacGen:Variant.Ursu.308870
CylanceUnsafe
ZillyaTrojan.GandCrypt.Win32.861
SangforRansom.Win32.Gandcrab.MTB
CrowdStrikewin/malicious_confidence_90% (D)
AlibabaRansom:Win32/GandCrypt.351a6717
K7GWTrojan ( 0053fb461 )
Cybereasonmalicious.5696a0
SymantecTrojan.Gen.MBT
ESET-NOD32a variant of Win32/Kryptik.GZSO
APEXMalicious
AvastWin32:Malware-gen
KasperskyTrojan-Ransom.Win32.GandCrypt.fpe
BitDefenderGen:Variant.Ursu.308870
NANO-AntivirusTrojan.Win32.CobaltStrike.fiqudn
MicroWorld-eScanGen:Variant.Ursu.308870
TencentMalware.Win32.Gencirc.116db571
Ad-AwareGen:Variant.Ursu.308870
SophosMal/Generic-R + Mal/Kryptik-CY
ComodoMalware@#3a0urjak5fo3b
BitDefenderThetaGen:NN.ZexaF.34678.xu0@aqG1U!ii
McAfee-GW-EditionTrojan-FQUD!59E376B5696A
FireEyeGeneric.mg.59e376b5696a0c05
EmsisoftGen:Variant.Ursu.308870 (B)
AviraHEUR/AGEN.1111393
MicrosoftRansom:Win32/Gandcrab!MTB
ArcabitTrojan.Ursu.D4B686
AegisLabTrojan.Win32.GandCrypt.4!c
GDataGen:Variant.Ursu.308870
TACHYONRansom/W32.GandCrab.385024
AhnLab-V3Malware/Win32.Generic.C2782095
McAfeeTrojan-FQUD!59E376B5696A
MAXmalware (ai score=99)
VBA32BScope.Trojan.MulDrop
PandaTrj/CI.A
RisingRansom.GandCrypt!8.F33E (CLOUD)
IkarusTrojan.Win32.Krypt
FortinetW32/GenKryptik.CMNA!tr.ransom
AVGWin32:Malware-gen
Paloaltogeneric.ml
Qihoo-360Win32/Ransom.GandCrab.HgIASREA

How to remove Win32/Kryptik.GZSO 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

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/Kryptik.GZSO 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/Kryptik.GZSO 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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