Win32/Kryptik.GRVY

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

What is Win32/Kryptik.GRVY infection?

In this post you will locate concerning the interpretation of Win32/Kryptik.GRVY as well as its adverse influence on your computer system. Such ransomware are a form of malware that is elaborated by online scams to demand paying the ransom by a sufferer.

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In the majority of the cases, Win32/Kryptik.GRVY ransomware will certainly instruct its targets to initiate funds move for the objective of reducing the effects of the modifications that the Trojan infection has presented to the target’s device.

Win32/Kryptik.GRVY Summary

These adjustments can be as follows:

  • Executable code extraction;
  • Creates RWX memory;
  • Unconventionial language used in binary resources: Hebrew;
  • Attempts to remove evidence of file being downloaded from the Internet;
  • Attempts to repeatedly call a single API many times in order to delay analysis time;
  • Installs itself for autorun at Windows startup;
  • Creates a hidden or system file;
  • Attempts to modify proxy settings;
  • Operates on local firewall’s policies and settings;
  • Attempts to disable System Restore;
  • Attempts to modify or disable Security Center warnings;
  • Anomalous binary characteristics;
  • Ciphering the papers located on the sufferer’s hard drive — so the sufferer can no more make use of the information;
  • Preventing routine accessibility to the sufferer’s workstation;

Win32/Kryptik.GRVY

The most regular channels whereby Win32/Kryptik.GRVY Trojans are injected are:

  • By methods of phishing e-mails;
  • As a repercussion of individual winding up on a resource that organizes a harmful software program;

As soon as the Trojan is efficiently injected, it will certainly either cipher the information on the sufferer’s computer or avoid the gadget from operating in a proper way – while also placing a ransom money note that mentions the need for the sufferers to impact the settlement for the purpose of decrypting the papers or recovering the documents system back to the first problem. In most circumstances, the ransom money note will certainly show up when the client reboots the COMPUTER after the system has already been harmed.

Win32/Kryptik.GRVY distribution networks.

In various edges of the world, Win32/Kryptik.GRVY expands by jumps and also bounds. Nevertheless, the ransom notes as well as methods of extorting the ransom money amount might vary depending upon particular neighborhood (local) settings. The ransom notes and tricks of extorting the ransom money amount might differ depending on particular local (local) setups.

Ransomware injection

For instance:

    Faulty alerts regarding unlicensed software application.

    In certain areas, the Trojans typically wrongfully report having found some unlicensed applications allowed on the sufferer’s device. The alert after that requires the user to pay the ransom.

    Faulty statements concerning illegal content.

    In countries where software application piracy is much less popular, this method is not as efficient for the cyber fraudulences. Additionally, the Win32/Kryptik.GRVY popup alert might incorrectly claim to be stemming from a police organization and also will certainly report having situated youngster porn or other unlawful data on the gadget.

    Win32/Kryptik.GRVY popup alert may falsely claim to be obtaining from a law enforcement organization as well as will report having located child porn or various other prohibited information on the gadget. The alert will similarly contain a need for the individual to pay the ransom.

Technical details

File Info:

crc32: A9154FF9
md5: 17eae32334a37360cc3c9f0a24337de9
name: 17EAE32334A37360CC3C9F0A24337DE9.mlw
sha1: b82a923c7ba8023f45d894e41fb8d9f4b2470135
sha256: 1ac0b317690a2427284dfdfdd64b25bb67514e024931e6e8f28691c61c36ade5
sha512: 1c0748e4850c14fd52a849e55997b99276ddc651f2d36e8d7c8ba5201c3177bddc2d171d9ca790f78a0bd1d48c69e520043e94c5f49de31a9f91331f2ad627e1
ssdeep: 3072:esK8/GvGn1LjEg3cIoCannJisvV5xkSxOBQp7sItVopG+BNHTRobLaUpj7ziIQ2:3K21LxDpaXV5YacnHcpjRwFiLsp
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/Kryptik.GRVY also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware1
K7AntiVirusTrojan ( 0054b8501 )
LionicTrojan.Win32.Blocker.4!c
Elasticmalicious (high confidence)
DrWebTrojan.Siggen8.24690
CynetMalicious (score: 99)
ALYacTrojan.BrsecmonE.1
CylanceUnsafe
ZillyaTrojan.Blocker.Win32.46098
SangforTrojan.Win32.Save.a
CrowdStrikewin/malicious_confidence_100% (W)
AlibabaRansom:Win32/Blocker.0ea401f2
K7GWTrojan ( 0054b8501 )
Cybereasonmalicious.334a37
SymantecPacked.Generic.525
ESET-NOD32a variant of Win32/Kryptik.GRVY
APEXMalicious
AvastWin32:Trojan-gen
KasperskyTrojan-Ransom.Win32.Blocker.lzne
BitDefenderTrojan.BrsecmonE.1
NANO-AntivirusTrojan.Win32.Kryptik.fozyfs
MicroWorld-eScanTrojan.BrsecmonE.1
TencentWin32.Trojan.Blocker.Eaxu
Ad-AwareTrojan.BrsecmonE.1
SophosMal/Generic-S
ComodoMalware@#596wchzzruzc
BitDefenderThetaAI:Packer.67BF569221
VIPRETrojan.Win32.Generic!BT
TrendMicroTrojanSpy.Win32.URSNIF.SMD1.hp
McAfee-GW-EditionPacked-FRT!17EAE32334A3
FireEyeGeneric.mg.17eae32334a37360
EmsisoftTrojan.BrsecmonE.1 (B)
SentinelOneStatic AI – Suspicious PE
JiangminTrojan.Blocker.nnq
AviraHEUR/AGEN.1128823
Antiy-AVLTrojan/Generic.ASMalwS.2B2CA58
MicrosoftTrojan:Win32/Glupteba!ml
ArcabitTrojan.BrsecmonE.1
GDataTrojan.BrsecmonE.1
AhnLab-V3Win-Trojan/MalPe2.Suspicious.X1937
McAfeePacked-FRT!17EAE32334A3
MAXmalware (ai score=100)
VBA32BScope.Trojan.AntiAV
PandaTrj/GdSda.A
TrendMicro-HouseCallTrojanSpy.Win32.URSNIF.SMD1.hp
RisingMalware.Obscure/Heur!1.9E03 (CLASSIC)
YandexTrojan.Blocker!8RYWr286pXs
IkarusTrojan.Win32.Crypt
FortinetW32/Kryptik.GRUH!tr
AVGWin32:Trojan-gen
Paloaltogeneric.ml
Qihoo-360Win32/Ransom.Blocker.HwoC31cA

How to remove Win32/Kryptik.GRVY 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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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.GRVY 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.GRVY 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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