Win32/Kryptik.GHDD
John Peck What is Win32/Kryptik.GHDD infection?
In this post you will locate about the definition of Win32/Kryptik.GHDD as well as its adverse influence on your computer system. Such ransomware are a form of malware that is elaborated by on-line fraudulences to require paying the ransom by a target.
Most of the situations, Win32/Kryptik.GHDD virus will advise its targets to launch funds transfer for the function of reducing the effects of the modifications that the Trojan infection has actually presented to the sufferer’s gadget.
Win32/Kryptik.GHDD Summary
These alterations 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.
- A process attempted to delay the analysis task.;
- Reads data out of its own binary image. The trick that allows the malware to read data out of your computer’s memory.
Everything you run, type, or click on your computer goes through the memory. This includes passwords, bank account numbers, emails, and other confidential information. With this vulnerability, there is the potential for a malicious program to read that data.
- Performs some HTTP requests;
- The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
- Uses Windows utilities for basic functionality;
- 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
- Checks the CPU name from registry, possibly for anti-virtualization;
- Creates a slightly modified copy of itself;
- Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
- Ciphering the files located on the sufferer’s hard disk — so the target can no more utilize the data;
- Preventing routine access to the sufferer’s workstation;
| z.whorecord.xyz | Trojan.Ransom.GandCrab.Gen.2 |
| a.tomx.xyz | Trojan.Ransom.GandCrab.Gen.2 |
| ipv4bot.whatismyipaddress.com | Trojan.Ransom.GandCrab.Gen.2 |
| ns1.wowservers.ru | Trojan.Ransom.GandCrab.Gen.2 |
| carder.bit | Trojan.Ransom.GandCrab.Gen.2 |
| ns2.wowservers.ru | Trojan.Ransom.GandCrab.Gen.2 |
| ransomware.bit | Trojan.Ransom.GandCrab.Gen.2 |
Win32/Kryptik.GHDD
The most normal channels where Win32/Kryptik.GHDD are injected are:
- By ways of phishing emails;
- As an effect of customer winding up on a resource that holds a harmful software program;
As quickly as the Trojan is effectively infused, it will certainly either cipher the data on the target’s computer or avoid the device from functioning in a proper way – while additionally putting a ransom money note that points out the requirement for the targets to impact the payment for the objective of decrypting the files or bring back the documents system back to the preliminary condition. In the majority of instances, the ransom note will turn up when the customer restarts the PC after the system has actually already been harmed.
Win32/Kryptik.GHDD circulation channels.
In various corners of the globe, Win32/Kryptik.GHDD grows by jumps and also bounds. Nevertheless, the ransom notes as well as methods of extorting the ransom money amount might differ relying on certain regional (regional) setups. The ransom notes as well as tricks of obtaining the ransom quantity might vary depending on specific neighborhood (regional) setups.
For example:
Faulty signals concerning unlicensed software application.
In particular areas, the Trojans frequently wrongfully report having actually detected some unlicensed applications made it possible for on the victim’s device. The sharp after that demands the user to pay the ransom money.
Faulty statements about illegal material.
In nations where software application piracy is much less prominent, this approach is not as efficient for the cyber fraudulences. Additionally, the Win32/Kryptik.GHDD popup alert may incorrectly assert to be stemming from a law enforcement establishment and also will report having situated youngster pornography or various other unlawful data on the tool.
Win32/Kryptik.GHDD popup alert might falsely claim to be acquiring from a regulation enforcement institution and will certainly report having situated youngster porn or other illegal information on the gadget. The alert will likewise include a demand for the individual to pay the ransom.
Technical details
File Info:
crc32: 220602E2md5: 1ab3bb59b79b71fd851277575c0caef2name: 1AB3BB59B79B71FD851277575C0CAEF2.mlwsha1: ea781a36f44f9275f8bc9dd55bc59b08ca4dcba6sha256: 4ddcdd2a37b74e8959af0beb1719ab63e6e0a0cfcb3737f31bb69c7ed9899167sha512: 954f8edfd1f188b8180b2e0405e37b4202bc194f03b30487f680fe62a3c6a71edfba8b8b8d6841a29c0c236b6ffb684c7d7df0bb97ba6864768c71d0b977dcb6ssdeep: 3072:dKcrg9AOzeZwmwjBNFpWzGJXMtSWmhAnLUH0fWorPM8IAZKUOzPITOU4BQQAV:A6qz7mIEmiSxhmLhLw8IPUOzATOV+rtype: PE32 executable (GUI) Intel 80386, for MS WindowsVersion Info:
Translation: 0x0808 0x04b0
Win32/Kryptik.GHDD also known as:
| GridinSoft | Trojan.Ransom.Gen |
| Bkav | W32.AIDetect.malware1 |
| Elastic | malicious (high confidence) |
| MicroWorld-eScan | Trojan.Ransom.GandCrab.Gen.2 |
| FireEye | Generic.mg.1ab3bb59b79b71fd |
| CAT-QuickHeal | Trojan.Mauvaise.SL1 |
| ALYac | Trojan.Ransom.GandCrab.Gen.2 |
| Cylance | Unsafe |
| VIPRE | Trojan.Win32.Generic!BT |
| Sangfor | Win.Packed.Gandcrab-6552923-4 |
| K7AntiVirus | Trojan ( 0053305e1 ) |
| BitDefender | Trojan.Ransom.GandCrab.Gen.2 |
| K7GW | Trojan ( 00532d5f1 ) |
| Cybereason | malicious.9b79b7 |
| Cyren | W32/S-06a2b15e!Eldorado |
| Symantec | Packed.Generic.525 |
| APEX | Malicious |
| Avast | Win32:RansomX-gen [Ransom] |
| ClamAV | Win.Packed.Gandcrab-6552923-4 |
| Kaspersky | HEUR:Trojan.Win32.Generic |
| NANO-Antivirus | Trojan.Win32.GandCrypt.fcuhbz |
| ViRobot | Trojan.Win32.GandCrab.Gen.A |
| AegisLab | Trojan.Win32.GandCrypt.j!c |
| Ad-Aware | Trojan.Ransom.GandCrab.Gen.2 |
| TACHYON | Ransom/W32.GandCrab |
| Emsisoft | Trojan.Ransom.GandCrab.Gen.2 (B) |
| Comodo | TrojWare.Win32.Fuerboos.DG@7o67qa |
| MaxSecure | Ransomeware.CRAB.gen |
| DrWeb | Trojan.Encoder.24384 |
| Zillya | Trojan.GandCrypt.Win32.367 |
| TrendMicro | Ransom.Win32.GANDCRAB.SMLA.hp |
| McAfee-GW-Edition | BehavesLike.Win32.Generic.dc |
| Sophos | Mal/Generic-R + Troj/GandCrab-J |
| Jiangmin | Trojan.GandCrypt.dl |
| Avira | HEUR/AGEN.1121545 |
| Antiy-AVL | Trojan[Ransom]/Win32.GandCrypt |
| Arcabit | Trojan.Ransom.GandCrab.Gen.2 |
| SUPERAntiSpyware | |
| ZoneAlarm | HEUR:Trojan.Win32.Generic |
| GData | Trojan.Ransom.GandCrab.Gen.2 |
| Cynet | Malicious (score: 100) |
| AhnLab-V3 | Win-Trojan/Gandcrab.Exp |
| Acronis | suspicious |
| McAfee | GenericRXFP-EC!1AB3BB59B79B |
| MAX | malware (ai score=99) |
| VBA32 | BScope.TrojanDownloader.Upatre |
| Malwarebytes | Trojan.MalPack.GS |
| Panda | Trj/Genetic.gen |
| Zoner | Trojan.Win32.68971 |
| ESET-NOD32 | a variant of Win32/Kryptik.GHDD |
| TrendMicro-HouseCall | Ransom.Win32.GANDCRAB.SMLA.hp |
| Rising | Trojan.Kryptik!1.B3A9 (RDMK:cmRtazo7aPJvWmVb6xK68ZZ3iWtp) |
| Yandex | Trojan.GenAsa!Xg2/G8wj6Mw |
| SentinelOne | Static AI – Malicious PE |
| eGambit | Unsafe.AI_Score_91% |
| Fortinet | W32/GenKryptik.CNAR!tr |
| BitDefenderTheta | Gen:NN.ZexaF.34590.puX@aC6dWVpO |
| AVG | Win32:RansomX-gen [Ransom] |
| Paloalto | generic.ml |
| CrowdStrike | win/malicious_confidence_100% (D) |
| Qihoo-360 | Win32/Trojan.Ransom.ca1 |
How to remove Win32/Kryptik.GHDD 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.GHDD 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.GHDD you can always ask me in the comments for getting help.
References
- GridinSoft Anti-Malware Review from HowToFix site:
- More information about GridinSoft products:
