Win32/Kryptik.GJZH
What is Win32/Kryptik.GJZH infection?
In this article you will discover about the interpretation of Win32/Kryptik.GJZH and its negative effect on your computer. Such ransomware are a kind of malware that is clarified by online fraudulences to require paying the ransom money by a victim.
In the majority of the situations, Win32/Kryptik.GJZH ransomware will certainly advise its targets to start funds move for the purpose of reducing the effects of the amendments that the Trojan infection has introduced to the sufferer’s tool.
Win32/Kryptik.GJZH Summary
These modifications can be as follows:
- 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.
- A process attempted to delay the analysis task.;
- Repeatedly searches for a not-found process, may want to run with startbrowser=1 option;
- Drops a binary and executes it. Trojan-Downloader installs itself to the system and waits until an Internet connection becomes available to connect to a remote server or website in order to download additional malware onto the infected computer.
- Detects the presence of Wine emulator via function name;
- Detects Sandboxie through the presence of a library;
- Detects SunBelt Sandbox through the presence of a library;
- Attempts to remove evidence of file being downloaded from the Internet;
- Installs itself for autorun at Windows startup. There is simple tactic using the Windows startup folder located at:
C:\Users\[user-name]\AppData\Roaming\Microsoft\Windows\StartMenu\Programs\Startup. Shortcut links (.lnk extension) placed in this folder will cause Windows to launch the application each time [user-name] logs into Windows.The registry run keys perform the same action, and can be located in different locations:
- HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run
- HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
- HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce
- HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce
- Creates a hidden or system file. The malware adds the hidden attribute to every file and folder on your system, so it appears as if everything has been deleted from your hard drive.
- Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
- Operates on local firewall’s policies and settings;
- Creates a copy of itself;
- Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
- Ciphering the files situated on the victim’s disk drive — so the target can no longer use the data;
- Preventing routine accessibility to the target’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.
| z.whorecord.xyz | Trojan.Ransomware.GenericKD.35258661 |
| a.tomx.xyz | Trojan.Ransomware.GenericKD.35258661 |
| noeugfouegfouage.ru | Trojan.Ransomware.GenericKD.35258661 |
| oeufoueafuegeuoh.ru | Trojan.Ransomware.GenericKD.35258661 |
| gazieubzbazergsh.ru | Trojan.Ransomware.GenericKD.35258661 |
| auaegofeogaefuee.ru | Trojan.Ransomware.GenericKD.35258661 |
Win32/Kryptik.GJZH
The most normal channels whereby Win32/Kryptik.GJZH are injected are:
- By means of phishing e-mails;
- As an effect of user ending up on a resource that hosts a harmful software application;
As soon as the Trojan is effectively infused, it will certainly either cipher the data on the victim’s PC or protect against the device from operating in an appropriate fashion – while likewise positioning a ransom money note that points out the demand for the victims to effect the repayment for the purpose of decrypting the records or recovering the documents system back to the initial problem. In a lot of circumstances, the ransom note will turn up when the client reboots the PC after the system has currently been harmed.
Win32/Kryptik.GJZH distribution networks.
In numerous edges of the world, Win32/Kryptik.GJZH grows by leaps as well as bounds. Nonetheless, the ransom notes as well as tricks of obtaining the ransom money amount might differ depending on certain regional (local) settings. The ransom money notes and techniques of obtaining the ransom quantity might vary depending on particular local (local) settings.
For example:
Faulty notifies concerning unlicensed software application.
In certain areas, the Trojans usually wrongfully report having discovered some unlicensed applications made it possible for on the target’s gadget. The sharp then demands the user to pay the ransom.
Faulty declarations about illegal web content.
In nations where software application piracy is much less prominent, this technique is not as effective for the cyber fraudulences. Alternatively, the Win32/Kryptik.GJZH popup alert might falsely declare to be stemming from a police organization and will certainly report having situated kid pornography or other illegal data on the device.
Win32/Kryptik.GJZH popup alert might falsely declare to be deriving from a regulation enforcement establishment and will certainly report having situated youngster porn or other unlawful data on the device. The alert will likewise have a demand for the individual to pay the ransom money.
Technical details
File Info:
crc32: 9BFA560Bmd5: cb1d4abcba8619b5f7ab7b831881aeb2name: CB1D4ABCBA8619B5F7AB7B831881AEB2.mlwsha1: 6884920fb511f18043c9638eaed13a1e72f820b5sha256: 5dd75a0ca26cd462b4b37fcb10a7a07fb21a9cdcab98c45a935388943ce379bbsha512: ed22a064b78fec76e9e4f2c58370b6e383604baeddd7ce3b1287bb2a682db10d0c4f4a923fa669553d44e0ba39879d7aef8d703bb78fd2adbf9258addf591a5assdeep: 1536:ltJ7jTvLIBwvO2Hf+5wVV838w9IzML3xS:FzL9O2/+5gVQ9IzML3xtype: PE32 executable (GUI) Intel 80386, for MS WindowsVersion Info:
0: [No Data]
Win32/Kryptik.GJZH also known as:
| GridinSoft | Trojan.Ransom.Gen |
| Bkav | W32.Common.897BA326 |
| Elastic | malicious (high confidence) |
| MicroWorld-eScan | Trojan.Ransomware.GenericKD.35258661 |
| FireEye | Generic.mg.cb1d4abcba8619b5 |
| CAT-QuickHeal | Trojan.Zenpak |
| ALYac | Trojan.Ransomware.GenericKD.35258661 |
| Cylance | Unsafe |
| Zillya | Trojan.GenericKD.Win32.159869 |
| Sangfor | Trojan.Win32.Save.a |
| K7AntiVirus | Trojan ( 00543e471 ) |
| BitDefender | Trojan.Ransomware.GenericKD.35258661 |
| K7GW | Trojan ( 00543e471 ) |
| Cybereason | malicious.cba861 |
| BitDefenderTheta | Gen:NN.ZexaF.34590.fuW@a88YbTei |
| Symantec | Packed.Generic.525 |
| ESET-NOD32 | a variant of Win32/Kryptik.GJZH |
| APEX | Malicious |
| Avast | Win32:MalwareX-gen [Trj] |
| ClamAV | Win.Packed.Coins-7650600-0 |
| Kaspersky | HEUR:Trojan.Win32.Zenpak.gen |
| Alibaba | Trojan:Win32/Gandcrab.79f46c92 |
| NANO-Antivirus | Trojan.Win32.Chapak.fhwnad |
| AegisLab | Trojan.Win32.Chapak.4!c |
| Rising | Trojan.Fuerboos!8.EFC8 (CLOUD) |
| Ad-Aware | Trojan.Ransomware.GenericKD.35258661 |
| Sophos | Mal/Generic-R + Mal/GandCrab-G |
| Comodo | TrojWare.Win32.Ransom.GandCrab.AC@7t8ikt |
| DrWeb | Trojan.PWS.Stealer.24300 |
| TrendMicro | Worm.Win32.PHORPIEX.AC |
| McAfee-GW-Edition | BehavesLike.Win32.Trojan.mm |
| Emsisoft | Trojan.Ransomware.GenericKD.35258661 (B) |
| Ikarus | Trojan.Win32.Krypt |
| Jiangmin | Trojan.Chapak.pj |
| Webroot | W32.Adware.Installcore |
| Avira | HEUR/AGEN.1109193 |
| MAX | malware (ai score=100) |
| Antiy-AVL | Trojan/Win32.Chapak |
| Kingsoft | Win32.Troj.Generic_a.a.(kcloud) |
| Microsoft | Trojan:Win32/Gandcrab.AF |
| Arcabit | Trojan.Ransomware.Generic.D21A0125 |
| SUPERAntiSpyware | |
| AhnLab-V3 | Win-Trojan/Gandcrab08.Exp |
| ZoneAlarm | HEUR:Trojan.Win32.Zenpak.gen |
| GData | Trojan.Ransomware.GenericKD.35258661 |
| Cynet | Malicious (score: 100) |
| McAfee | GenericRXGJ-DZ!CB1D4ABCBA86 |
| VBA32 | BScope.Trojan.Vigorf |
| Malwarebytes | Trojan.MalPack |
| Panda | Trj/Genetic.gen |
| TrendMicro-HouseCall | Worm.Win32.PHORPIEX.AC |
| Tencent | Win32.Trojan.Generic.Sxyb |
| Yandex | Trojan.GenAsa!SUlI6MToRqU |
| SentinelOne | Static AI – Suspicious PE |
| Fortinet | W32/Kryptik.HCUD!tr |
| AVG | Win32:MalwareX-gen [Trj] |
| Paloalto | generic.ml |
| CrowdStrike | win/malicious_confidence_100% (W) |
| Qihoo-360 | Win32/Trojan.c96 |
How to remove Win32/Kryptik.GJZH ransomware?
There is no better way to recognize, remove and prevent PC threats than to use an anti-malware software from GridinSoft">2.
Download GridinSoft Anti-Malware.
You can download GridinSoft Anti-Malware by clicking the button below:
Download GridinSoft Anti-MalwareRun 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.
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.
Press “Install” button.
Once installed, Anti-Malware will automatically run.
Wait for the Anti-Malware scan to complete.
GridinSoft Anti-Malware will automatically start scanning your system for Win32/Kryptik.GJZH 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.
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.
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 Anti-Malware
If the guide doesn’t help you to remove Win32/Kryptik.GJZH you can always ask me in the comments for getting help.
References
- GridinSoft Anti-Malware Review from HowToFix site:
- More information about GridinSoft products:
