MSIL/Kryptik.ZAZ

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

What is MSIL/Kryptik.ZAZ infection?

In this short article you will find about the interpretation of MSIL/Kryptik.ZAZ as well as its adverse impact on your computer system. Such ransomware are a form of malware that is specified by on-line scams to demand paying the ransom money by a victim.

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Most of the cases, MSIL/Kryptik.ZAZ virus will advise its victims to start funds move for the objective of counteracting the amendments that the Trojan infection has actually introduced to the sufferer’s tool.

MSIL/Kryptik.ZAZ Summary

These modifications can be as adheres to:

  • 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.
  • Injection (inter-process);
  • Injection (Process Hollowing);
  • 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.
  • A process created a hidden window;
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Executed a process and injected code into it, probably while unpacking;
  • Network activity detected but not expressed in API logs. Microsoft built an API solution right into its Windows operating system it reveals network activity for all apps and programs that ran on the computer in the past 30-days. This malware hides network activity.
  • Ciphering the records found on the target’s disk drive — so the sufferer can no more use the information;
  • Preventing normal access to the sufferer’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.

MSIL/Kryptik.ZAZ

The most normal networks through which MSIL/Kryptik.ZAZ Trojans are infused are:

  • By methods of phishing emails;
  • As a consequence of customer ending up on a source that hosts a harmful software application;

As quickly as the Trojan is effectively infused, it will either cipher the data on the sufferer’s computer or avoid the device from working in a correct manner – while also placing a ransom note that points out the requirement for the sufferers to impact the settlement for the purpose of decrypting the files or restoring the file system back to the initial problem. In the majority of instances, the ransom note will certainly turn up when the customer restarts the COMPUTER after the system has currently been harmed.

MSIL/Kryptik.ZAZ circulation networks.

In numerous edges of the globe, MSIL/Kryptik.ZAZ expands by leaps and bounds. Nonetheless, the ransom money notes and also tricks of extorting the ransom money quantity may vary depending upon particular local (local) setups. The ransom money notes and tricks of extorting the ransom quantity might differ depending on specific regional (local) settings.

Ransomware injection

For instance:

    Faulty informs about unlicensed software program.

    In certain areas, the Trojans often wrongfully report having found some unlicensed applications allowed on the target’s tool. The alert then demands the individual to pay the ransom.

    Faulty statements concerning prohibited web content.

    In countries where software piracy is much less prominent, this approach is not as effective for the cyber frauds. Alternatively, the MSIL/Kryptik.ZAZ popup alert may wrongly assert to be deriving from a law enforcement establishment and also will certainly report having situated child porn or other prohibited data on the gadget.

    MSIL/Kryptik.ZAZ popup alert may wrongly declare to be obtaining from a legislation enforcement institution and also will report having located kid porn or other illegal data on the device. The alert will similarly have a requirement for the user to pay the ransom.

Technical details

File Info:

crc32: BB5D23B9
md5: d3a4bbe6e31f1032043377fa30df7ce6
name: D3A4BBE6E31F1032043377FA30DF7CE6.mlw
sha1: 69f25f7b13974cbb2fbcd5579cce2061f952e5ab
sha256: c61f614dcb99b9ca9d5671a78e38480e51af4cfb1a11605564e55b4ad8c2407d
sha512: a2970c50794a6915d6bbd6a3117fbd6c3a93d4580025477032b1496e2c6efacd305326d24475d1351f7679a69038e58b6d820f7aff3a6a7e6facb8fafd3841dd
ssdeep: 12288:v2oCTC8eFW1YZCu4mAayCWslmy/jT+D9:vUqW1YZC1p
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0
LegalCopyright: Copyright xa9 2017
Assembly Version: 1.0.0.0
InternalName: EventItfInfo.exe
FileVersion: 1.0.0.0
CompanyName:
LegalTrademarks:
Comments:
ProductName: Examination System Client
ProductVersion: 1.0.0.0
FileDescription: Examination System Client
OriginalFilename: EventItfInfo.exe

MSIL/Kryptik.ZAZ also known as:

GridinSoftTrojan.Ransom.Gen
Elasticmalicious (high confidence)
MicroWorld-eScanTrojan.GenericKD.35737274
FireEyeGeneric.mg.d3a4bbe6e31f1032
CAT-QuickHealTrojanpws.Msil
McAfeeRDN/Generic.hbg
CylanceUnsafe
AegisLabTrojan.MSIL.Agensla.i!c
SangforMalware
K7AntiVirusTrojan ( 00574b651 )
BitDefenderTrojan.GenericKD.35737274
K7GWTrojan ( 00574b651 )
Cybereasonmalicious.b13974
BitDefenderThetaGen:NN.ZemsilF.34700.Jm0@a8fsAb
CyrenW32/MSIL_Kryptik.CLP.gen!Eldorado
SymantecRansom.Wannacry
ESET-NOD32a variant of MSIL/Kryptik.ZAZ
APEXMalicious
AvastWin32:PWSX-gen [Trj]
KasperskyHEUR:Trojan-PSW.MSIL.Agensla.gen
AlibabaTrojanPSW:MSIL/Agensla.64c11269
ViRobotTrojan.Win32.Z.Kryptik.587776.AG
Ad-AwareTrojan.GenericKD.35737274
SophosMal/Generic-R + Troj/Kryptik-PC
ComodoMalware@#2dza9dr16drfj
F-SecureTrojan.TR/AD.Swotter.dbigj
DrWebTrojan.PackedNET.474
TrendMicroBackdoor.MSIL.REMCOS.SM
McAfee-GW-EditionBehavesLike.Win32.Generic.hc
EmsisoftTrojan.Crypt (A)
SentinelOneStatic AI – Malicious PE
JiangminTrojan.MSIL.oumc
AviraTR/AD.Swotter.dbigj
MAXmalware (ai score=100)
KingsoftWin32.PSWTroj.Undef.(kcloud)
MicrosoftTrojan:Win32/Ymacco.AAC6
GridinsoftTrojan.Win32.Packed.oa
ArcabitTrojan.Generic.D2214EBA
AhnLab-V3Malware/Win32.RL_Backdoor.C4264448
ZoneAlarmHEUR:Trojan-PSW.MSIL.Agensla.gen
GDataTrojan.GenericKD.35737274
CynetMalicious (score: 100)
VBA32TScope.Trojan.MSIL
ALYacTrojan.GenericKD.35737274
MalwarebytesTrojan.MalPack.PNG.Generic
PandaTrj/GdSda.A
TrendMicro-HouseCallBackdoor.MSIL.REMCOS.SM
YandexTrojan.Igent.bUZ3ai.27
IkarusTrojan.MSIL.Agent
eGambitUnsafe.AI_Score_99%
FortinetMSIL/Kryptik.ZAM!tr
AVGWin32:PWSX-gen [Trj]
Paloaltogeneric.ml
CrowdStrikewin/malicious_confidence_100% (D)

How to remove MSIL/Kryptik.ZAZ 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

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 MSIL/Kryptik.ZAZ 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:

Full version of GridinSoft

Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove MSIL/Kryptik.ZAZ 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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