MSIL/Kryptik.NJJ

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

What is MSIL/Kryptik.NJJ infection?

In this short article you will certainly discover regarding the meaning of MSIL/Kryptik.NJJ and its negative influence on your computer system. Such ransomware are a type of malware that is clarified by on the internet frauds to demand paying the ransom money by a victim.

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Most of the instances, MSIL/Kryptik.NJJ infection will advise its targets to start funds move for the purpose of reducing the effects of the changes that the Trojan infection has presented to the sufferer’s device.

MSIL/Kryptik.NJJ Summary

These adjustments can be as adheres to:

  • Attempts to connect to a dead IP:Port (1 unique times);
  • Presents an Authenticode digital signature;
  • Creates RWX memory;
  • Performs some HTTP requests;
  • The binary likely contains encrypted or compressed data.;
  • Anomalous binary characteristics;
  • Ciphering the files located on the target’s hard disk — so the victim can no longer utilize the data;
  • Preventing regular access to the sufferer’s workstation;

Related domains:

s2.symcb.comTrojan-Ransom.Win32.Crusis.cki
sv.symcd.comTrojan-Ransom.Win32.Crusis.cki

MSIL/Kryptik.NJJ

The most regular channels through which MSIL/Kryptik.NJJ are injected are:

  • By means of phishing e-mails;
  • As an effect of customer ending up on a source that hosts a harmful software;

As soon as the Trojan is effectively injected, it will either cipher the data on the sufferer’s PC or protect against the tool from functioning in an appropriate fashion – while also placing a ransom note that states the need for the sufferers to effect the payment for the function of decrypting the records or recovering the data system back to the first problem. In most instances, the ransom money note will certainly turn up when the customer reboots the COMPUTER after the system has already been damaged.

MSIL/Kryptik.NJJ circulation networks.

In various edges of the globe, MSIL/Kryptik.NJJ expands by jumps as well as bounds. Nonetheless, the ransom notes and also tricks of extorting the ransom money quantity may differ depending upon particular regional (regional) setups. The ransom money notes and techniques of obtaining the ransom money amount may vary depending on certain regional (local) settings.

Ransomware injection

For instance:

    Faulty notifies regarding unlicensed software.

    In specific areas, the Trojans frequently wrongfully report having actually identified some unlicensed applications allowed on the victim’s gadget. The alert then demands the customer to pay the ransom money.

    Faulty declarations about prohibited web content.

    In nations where software program piracy is much less popular, this method is not as effective for the cyber fraudulences. Conversely, the MSIL/Kryptik.NJJ popup alert may incorrectly claim to be stemming from a law enforcement establishment and also will report having located youngster porn or other unlawful data on the gadget.

    MSIL/Kryptik.NJJ popup alert might incorrectly claim to be obtaining from a regulation enforcement institution and will certainly report having located kid pornography or various other unlawful data on the gadget. The alert will similarly have a demand for the individual to pay the ransom.

Technical details

File Info:

crc32: 8D85A5DA
md5: c3664f33a507fe44234a5c94f6131f5b
name: C3664F33A507FE44234A5C94F6131F5B.mlw
sha1: 34880a2840332a6176cc2cb180a5cfb23035d380
sha256: b09f47b4d04637e4b929b3fa54772cdea2b32217d5010453f4d28b00e2d0ade4
sha512: d0b9fe10297a384b05ff1dee1f9346e462f2886ded5d38ac32288762a05fe649eeb721e73cd549507fbe7a0bdfd3050178473d7a191abe9587f4e11eaf1ebd5b
ssdeep: 12288:8KtCyWhLWsujfUvlCZZerKqHvNFQPaw3eqw7Kb+S0XWlSJSq3qh:DcWhfUdmeGGQPawJIKy/XWgR6h
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

LegalCopyright: (C) Maxthon. All rights reserved.
InternalName: Maxthon5
FileVersion: 1.0.0.4
CompanyName: Maxthon International ltd.
ProductName: MX5
ProductVersion: 1.0.0.4
FileDescription: MxService
OriginalFilename: MxService.exe
Translation: 0x0409 0x04b0

MSIL/Kryptik.NJJ also known as:

GridinSoftTrojan.Ransom.Gen
K7AntiVirusTrojan ( 0052f07f1 )
Elasticmalicious (high confidence)
CynetMalicious (score: 99)
McAfeeArtemis!C3664F33A507
SangforTrojan.Win32.Save.a
CrowdStrikewin/malicious_confidence_80% (D)
K7GWTrojan ( 0052f07f1 )
Cybereasonmalicious.3a507f
CyrenW32/Trojan.BJZ.gen!Eldorado
SymantecML.Attribute.HighConfidence
ESET-NOD32a variant of MSIL/Kryptik.NJJ
APEXMalicious
AvastWin32:Malware-gen
KasperskyTrojan-Ransom.Win32.Crusis.cki
BitDefenderGen:Variant.Ransom.443
NANO-AntivirusTrojan.Win32.Crusis.fcbbaw
MicroWorld-eScanGen:Variant.Ransom.443
TencentWin32.Trojan.Crusis.Swug
Ad-AwareGen:Variant.Ransom.443
SophosMal/Generic-S
ComodoMalware@#3340lu1h2tfx4
BitDefenderThetaGen:NN.ZemsilF.34758.Km2@a4mroXhi
VIPRETrojan.Win32.Generic!BT
McAfee-GW-EditionArtemis!Trojan
FireEyeGeneric.mg.c3664f33a507fe44
EmsisoftGen:Variant.Ransom.443 (B)
SentinelOneStatic AI – Malicious PE
AviraHEUR/AGEN.1122310
eGambitPE.Heur.InvalidSig
MicrosoftTrojan:Win32/Wacatac.B!ml
ArcabitTrojan.Ransom.443
AegisLabTrojan.Win32.Generic.4!c
GDataGen:Variant.Ransom.443
MalwarebytesTrojan.PasswordStealer.MSIL
PandaTrj/GdSda.A
YandexTrojan.Crusis!evlsWDbzj4s
IkarusTrojan.MSIL.Inject
MaxSecureTrojan.Malware.300983.susgen
FortinetMSIL/Kryptik.OEH!tr
AVGWin32:Malware-gen
Paloaltogeneric.ml

How to remove MSIL/Kryptik.NJJ 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 MSIL/Kryptik.NJJ 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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Full version of GridinSoft Anti-Malware

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