Win32/Kryptik.KRA

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

What is Win32/Kryptik.KRA infection?

In this article you will certainly locate regarding the interpretation of Win32/Kryptik.KRA as well as its negative influence on your computer. Such ransomware are a kind of malware that is specified by online scams to demand paying the ransom by a sufferer.

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Most of the situations, Win32/Kryptik.KRA virus will certainly instruct its victims to launch funds move for the objective of counteracting the changes that the Trojan infection has actually presented to the target’s gadget.

Win32/Kryptik.KRA 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.
  • 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.
  • Unconventionial binary language: Russian;
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Tries to unhook or modify Windows functions monitored by Cuckoo;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the files found on the victim’s hard disk drive — so the target can no more utilize the data;
  • Preventing routine access to the sufferer’s workstation;

Win32/Kryptik.KRA

One of the most regular networks where Win32/Kryptik.KRA Ransomware Trojans are infused are:

  • By methods of phishing e-mails. Email phishing is a cyber attack that uses disguised email as a goal is to trick the recipient into believing that the message is something they want or need — a request from their bank, for instance, or a note from someone in their company — and to click a link for download a malware.
  • As an effect of individual winding up on a source that holds a harmful software program;

As soon as the Trojan is successfully injected, it will certainly either cipher the data on the victim’s computer or prevent the device from operating in a correct manner – while likewise putting a ransom note that mentions the need for the targets to effect the settlement for the purpose of decrypting the papers or recovering the data system back to the first problem. In many instances, the ransom note will show up when the client restarts the COMPUTER after the system has currently been damaged.

Win32/Kryptik.KRA distribution channels.

In different edges of the globe, Win32/Kryptik.KRA grows by jumps and also bounds. However, the ransom money notes as well as tricks of obtaining the ransom quantity may differ depending on specific neighborhood (local) setups. The ransom money notes and also methods of obtaining the ransom money quantity might differ depending on particular local (local) settings.

Ransomware injection

For instance:

    Faulty notifies about unlicensed software program.

    In particular locations, the Trojans often wrongfully report having actually found some unlicensed applications made it possible for on the sufferer’s tool. The alert then requires the individual to pay the ransom.

    Faulty statements concerning prohibited content.

    In nations where software application piracy is less popular, this method is not as efficient for the cyber frauds. Additionally, the Win32/Kryptik.KRA popup alert might incorrectly declare to be originating from a police organization and will report having located child porn or various other prohibited data on the device.

    Win32/Kryptik.KRA popup alert may incorrectly declare to be acquiring from a regulation enforcement institution and will report having situated youngster porn or other illegal information on the device. The alert will similarly include a need for the individual to pay the ransom.

Technical details

File Info:

crc32: 3B012DAC
md5: 3e252a208db11c4861fe576f278157ed
name: 3E252A208DB11C4861FE576F278157ED.mlw
sha1: 00f94e988bfb734f753d6a3eadd90f8bed264c22
sha256: 8e9f9054a3b5e1ae7fca868d92dbc854e49bcf51d6e581a6f4c0537b7e7ee923
sha512: ea61e025196e91071708b5bc4b48062c011406e22a5bdc6b8027bd5156efb2307ccb3e6f84e3a0f10dcc14888f47d0cc9a407c66ff6e0c807996ff9647be26b6
ssdeep: 3072:gBnJJWl0wQEot5z2vzXvueuzlnMKRfcpMU6feXozWlsd:ynoQj7zyENRU/o6Sd
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: xa9 Microsoft Corporation. All rights reserved.
InternalName: NDISNPP.DLL
FileVersion: 5.1.2600.5512 (xpsp.080413-0852)
ProductName: Microsoftxae Windowsxae Operating System
ProductVersion: 5.1.2600.5512
FileDescription: Network Monitor NDIS Network Packet Provider
Translation: 0x0419 0x04b0

Win32/Kryptik.KRA also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware2
Elasticmalicious (high confidence)
DrWebTrojan.MulDrop1.64009
ClamAVWin.Trojan.Carberp-763
ALYacTrojan.Ransom.Cerber.1
CylanceUnsafe
ZillyaTrojan.Carberp.Win32.555
SangforTrojan.Win32.Save.a
CrowdStrikewin/malicious_confidence_70% (D)
AlibabaWorm:Win32/Ramnit.d9355fea
K7GWTrojan ( 003c36381 )
K7AntiVirusTrojan ( 003c36381 )
CyrenW32/Risk.FLES-8803
SymantecML.Attribute.HighConfidence
ESET-NOD32a variant of Win32/Kryptik.KRA
APEXMalicious
AvastWin32:Carberp-E [Trj]
CynetMalicious (score: 100)
KasperskyHEUR:Trojan.Win32.Generic
BitDefenderTrojan.Ransom.Cerber.1
NANO-AntivirusTrojan.Win32.Drop.crhtkj
MicroWorld-eScanTrojan.Ransom.Cerber.1
TencentMalware.Win32.Gencirc.10ba13d2
Ad-AwareTrojan.Ransom.Cerber.1
SophosML/PE-A + Mal/Zbot-CJ
ComodoSuspicious@#2invdpcor53ot
BitDefenderThetaGen:NN.ZexaF.34678.jq1@aan6eyii
VIPRETrojan.Win32.Generic!BT
TrendMicroTROJ_FAKEAV.HY
McAfee-GW-EditionBehavesLike.Win32.Generic.cc
FireEyeGeneric.mg.3e252a208db11c48
EmsisoftTrojan.Ransom.Cerber.1 (B)
SentinelOneStatic AI – Malicious PE
JiangminTrojanSpy.Carberp.ew
WebrootW32.Gen.Bt
AviraTR/Dropper.Gen
KingsoftWin32.Troj.Generic.ge.(kcloud)
MicrosoftTrojan:Win32/Ramnit.A
ArcabitTrojan.Ransom.Cerber.1
AegisLabTrojan.Win32.Generic.4!c
GDataTrojan.Ransom.Cerber.1
TACHYONTrojan/W32.Lebag.150939
AhnLab-V3Trojan/Win32.Zbot.R209257
Acronissuspicious
McAfeePWS-Spyeye.x
MAXmalware (ai score=100)
VBA32BScope.Trojan.MulDrop
PandaTrj/Genetic.gen
TrendMicro-HouseCallTROJ_FAKEAV.HY
RisingVirus.Ramnit!8.4 (CLOUD)
YandexTrojan.Agent!KBzo/Zfm/3g
IkarusBackdoor.Win32.CVVStealer
MaxSecureTrojan.Malware.3735924.susgen
FortinetW32/Kryptik.KRA!tr
AVGWin32:Carberp-E [Trj]
Paloaltogeneric.ml
Qihoo-360Win32/Virus.Ramnit.HwgAEpsA

How to remove Win32/Kryptik.KRA virus?

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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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.KRA 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.KRA 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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