Win32/Kryptik.GUHU

Written by Robert Bailey

What is Win32/Kryptik.GUHU infection?

In this post you will certainly discover regarding the interpretation of Win32/Kryptik.GUHU and its unfavorable impact on your computer system. Such ransomware are a form of malware that is clarified by online fraudulences to demand paying the ransom money by a sufferer.

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In the majority of the cases, Win32/Kryptik.GUHU ransomware will instruct its victims to start funds move for the function of counteracting the changes that the Trojan infection has actually introduced to the victim’s gadget.

Win32/Kryptik.GUHU Summary

These adjustments can be as complies with:

  • Executable code extraction;
  • Attempts to connect to a dead IP:Port (4 unique times);
  • Creates RWX memory;
  • Possible date expiration check, exits too soon after checking local time;
  • Drops a binary and executes it;
  • Performs some HTTP requests;
  • Executed a very long command line or script command which may be indicative of chained commands or obfuscation;
  • Uses Windows utilities for basic functionality;
  • Attempts to delete volume shadow copies;
  • Modifies boot configuration settings;
  • Installs itself for autorun at Windows startup;
  • Attempts to modify proxy settings;
  • Clears Windows events or logs;
  • Creates a copy of itself;
  • Anomalous binary characteristics;
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the documents found on the target’s hard drive — so the victim can no longer utilize the data;
  • Preventing routine access to the sufferer’s workstation;

Related domains:

iplogger.ru Trojan-Ransom.Win32.Encoder.cya
iplogger.org Trojan-Ransom.Win32.Encoder.cya
apps.identrust.com Trojan-Ransom.Win32.Encoder.cya
isrg.trustid.ocsp.identrust.com Trojan-Ransom.Win32.Encoder.cya
ocsp.int-x3.letsencrypt.org Trojan-Ransom.Win32.Encoder.cya
redirector.gvt1.com Trojan-Ransom.Win32.Encoder.cya

Win32/Kryptik.GUHU

The most common channels whereby Win32/Kryptik.GUHU Ransomware Trojans are injected are:

  • By methods of phishing emails;
  • As a repercussion of individual ending up on a resource that hosts a destructive software application;

As quickly as the Trojan is effectively injected, it will either cipher the data on the victim’s computer or protect against the tool from working in a correct manner – while also putting a ransom note that states the requirement for the sufferers to impact the repayment for the function of decrypting the documents or recovering the data system back to the first problem. In the majority of circumstances, the ransom money note will certainly turn up when the client restarts the COMPUTER after the system has actually already been damaged.

Win32/Kryptik.GUHU circulation channels.

In various edges of the globe, Win32/Kryptik.GUHU expands by jumps and bounds. Nonetheless, the ransom notes and tricks of extorting the ransom money quantity might vary depending upon specific neighborhood (regional) settings. The ransom notes and tricks of extorting the ransom money amount might differ depending on particular regional (local) settings.

Ransomware injection

For example:

    Faulty informs regarding unlicensed software.

    In certain locations, the Trojans often wrongfully report having actually identified some unlicensed applications made it possible for on the target’s device. The sharp then demands the customer to pay the ransom money.

    Faulty statements about unlawful web content.

    In nations where software piracy is less prominent, this approach is not as reliable for the cyber fraudulences. Conversely, the Win32/Kryptik.GUHU popup alert may incorrectly declare to be originating from a police institution as well as will certainly report having situated child porn or various other prohibited information on the device.

    Win32/Kryptik.GUHU popup alert may falsely assert to be obtaining from a regulation enforcement organization and also will report having situated youngster porn or other prohibited data on the gadget. The alert will similarly consist of a demand for the individual to pay the ransom.

Technical details

File Info:

crc32: 86765CFA
md5: 824c20b4ba06bd9ec5ed999cb7525b36
name: b.exe
sha1: c6e2707673294e7000d389405db0718c7c5a980c
sha256: 24d70038e548e6e1322e5922587d803f181a5a0d8ba95a1a264caa93ccc664a7
sha512: b523b224946e482411de1e34efc8cd40ee831b4c7c27bcbe3670fcb98b7ae9871d494bb4f4fe441c277ab846539a2d258be8967eb7c3e943eb25231c426cd82b
ssdeep: 3072:m87zzhhyoKQMl92cyrrabaDo8RKQELAW0NHMG/CifYNk1G84ot2fm/6X0Sk2LF:m8/zhQadRb1Ht0ot4YYX
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/Kryptik.GUHU also known as:

GridinSoft Trojan.Ransom.Gen
DrWeb Trojan.Encoder.28645
MicroWorld-eScan Trojan.GenericKD.41404348
FireEye Generic.mg.824c20b4ba06bd9e
Qihoo-360 HEUR/QVM19.1.27DB.Malware.Gen
McAfee RDN/Generic.fap
VIPRE Trojan.Win32.Generic!BT
Sangfor Malware
K7AntiVirus Trojan ( 005511e81 )
BitDefender Trojan.GenericKD.41404348
K7GW Trojan ( 005511e81 )
CrowdStrike win/malicious_confidence_100% (W)
TrendMicro Trojan.Win32.WACATAC.USXVPFS19
BitDefenderTheta Gen:NN.ZexaF.33558.ruW@aCtj8waG
Cyren W32/Trojan.YLYU-0129
Symantec ML.Attribute.HighConfidence
APEX Malicious
Avast Win32:Malware-gen
GData Trojan.GenericKD.41404348
Kaspersky Trojan-Ransom.Win32.Encoder.cya
Alibaba Ransom:Win32/Encoder.4a4e8bc5
NANO-Antivirus Trojan.Win32.Encoder.frygji
AegisLab Trojan.Win32.Malicious.4!c
Rising Trojan.Generic@ML.85 (RDMK:eF1I3uGNKdK4lA47GWVw9g)
Ad-Aware Trojan.GenericKD.41404348
Emsisoft Trojan.GenericKD.41404348 (B)
Comodo Malware@#2ni2mokcmo0uh
F-Secure Trojan.TR/AD.ZardRansom.uumrf
Zillya Trojan.Encoder.Win32.941
Invincea heuristic
McAfee-GW-Edition BehavesLike.Win32.Pate.dm
Sophos Mal/Generic-S
Ikarus Trojan.Win32.Krypt
Webroot W32.Trojan.Emotet
Avira TR/AD.ZardRansom.uumrf
Endgame malicious (high confidence)
Arcabit Trojan.Generic.D277C7BC
ZoneAlarm Trojan-Ransom.Win32.Encoder.cya
Microsoft Trojan:Win32/Occamy.C
AhnLab-V3 Malware/Win32.Generic.C3314923
VBA32 BScope.Trojan.Wacatac
ALYac Trojan.Ransom.VegaLocker
Panda Trj/CI.A
ESET-NOD32 a variant of Win32/Kryptik.GUHU
TrendMicro-HouseCall Trojan.Win32.WACATAC.USXVPFS19
SentinelOne DFI – Malicious PE
AVG Win32:Malware-gen
Cybereason malicious.673294
Paloalto generic.ml
MaxSecure Virus.Patched.OF

How to remove Win32/Kryptik.GUHU 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.GUHU 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.GUHU 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: http://gridinsoft.com/products/

About the author

Robert Bailey

Security Engineer. Interested in malware, reverse engineering, white ethical hacking. I like coding, travelling and bikes.

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