What is Trojan-Ransom.Win32.GandCrypt.oc infection?
In this short article you will certainly find regarding the interpretation of Trojan-Ransom.Win32.GandCrypt.oc as well as its negative influence on your computer. Such ransomware are a kind of malware that is elaborated by online fraudulences to require paying the ransom by a victim.
Most of the situations, Trojan-Ransom.Win32.GandCrypt.oc infection will certainly instruct its victims to start funds move for the purpose of neutralizing the changes that the Trojan infection has presented to the sufferer’s gadget.
Trojan-Ransom.Win32.GandCrypt.oc 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.
- Possible date expiration check, exits too soon after checking local time;
- 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.
- 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.
- 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 records located on the sufferer’s hard disk — so the victim can no longer utilize the data;
- Preventing regular accessibility to the sufferer’s workstation;
Trojan-Ransom.Win32.GandCrypt.oc
One of the most regular networks through which Trojan-Ransom.Win32.GandCrypt.oc Ransomware Trojans are injected are:
- By methods of phishing emails;
- As an effect of individual ending up on a source that holds a harmful software;
As quickly as the Trojan is efficiently injected, it will certainly either cipher the information on the victim’s computer or avoid the gadget from functioning in a proper manner – while additionally putting a ransom money note that points out the requirement for the victims to impact the payment for the objective of decrypting the records or recovering the data system back to the preliminary problem. In the majority of circumstances, the ransom money note will certainly come up when the customer restarts the PC after the system has actually already been damaged.
Trojan-Ransom.Win32.GandCrypt.oc circulation networks.
In different edges of the globe, Trojan-Ransom.Win32.GandCrypt.oc grows by jumps as well as bounds. Nevertheless, the ransom money notes and techniques of obtaining the ransom money quantity may differ depending upon specific local (regional) setups. The ransom notes and also tricks of obtaining the ransom amount may differ depending on specific local (local) setups.
For instance:
Faulty alerts regarding unlicensed software program.
In certain locations, the Trojans commonly wrongfully report having actually found some unlicensed applications allowed on the victim’s device. The alert then demands the individual to pay the ransom money.
Faulty statements about illegal web content.
In nations where software program piracy is less preferred, this technique is not as effective for the cyber fraudulences. Conversely, the Trojan-Ransom.Win32.GandCrypt.oc popup alert might falsely claim to be deriving from a law enforcement institution and will report having situated kid porn or other prohibited data on the gadget.
Trojan-Ransom.Win32.GandCrypt.oc popup alert might incorrectly claim to be acquiring from a legislation enforcement establishment as well as will report having situated youngster pornography or other prohibited information on the gadget. The alert will similarly include a requirement for the individual to pay the ransom.
Technical details
File Info:
crc32: D2DC2B9Emd5: 3a8d27601c695e69f2e5e4bd6e8eab48name: 3A8D27601C695E69F2E5E4BD6E8EAB48.mlwsha1: 5cae282456ffbc0bb70f0764f4c060ebda38931fsha256: 7a338ec358f63cc258c889a9185c56e10e5fb126c76b2991312e9defb9324c71sha512: d3df8a870cf9ad31aa6b3e2bc771df99a9ff3efb6ca0989358fd61c523769520557c599d977335c35f40b25b08acb848e20c673383896c53fd8d490b2ce90161ssdeep: 6144:zhHB/lXI4sbVUuGv6yJ9hAr0TMaP6Klqp:zhHB/l44sbKu1g9WrQMmhqptype: PE32 executable (GUI) Intel 80386, for MS WindowsVersion Info:
0: [No Data]
Trojan-Ransom.Win32.GandCrypt.oc 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.3a8d27601c695e69 |
CAT-QuickHeal | Trojan.Cloxer.A06 |
McAfee | GenericRXET-JK!3A8D27601C69 |
Cylance | Unsafe |
Sangfor | Win.Packed.Gandcrab-6552923-4 |
K7AntiVirus | Trojan ( 00532e3d1 ) |
BitDefender | Trojan.Ransom.GandCrab.Gen.2 |
K7GW | Trojan ( 655333331 ) |
Cybereason | malicious.01c695 |
Cyren | W32/S-22fa3e2a!Eldorado |
Symantec | Packed.Generic.525 |
APEX | Malicious |
Avast | Win32:Malware-gen |
Cynet | Malicious (score: 100) |
Kaspersky | Trojan-Ransom.Win32.GandCrypt.oc |
NANO-Antivirus | Trojan.Win32.Chapak.fadzgh |
ViRobot | Trojan.Win32.GandCrab.Gen.A |
AegisLab | Trojan.Win32.GandCrypt.j!c |
Rising | Ransom.GandCrab!1.BD8C (CLASSIC) |
Ad-Aware | Trojan.Ransom.GandCrab.Gen.2 |
Sophos | Mal/Generic-R + Mal/Agent-AUL |
Comodo | TrojWare.Win32.GandCrab.AF@7mvg00 |
F-Secure | Trojan.TR/Crypt.XPACK.lvoks |
DrWeb | Trojan.Encoder.24384 |
Zillya | Trojan.Crusis.Win32.883 |
TrendMicro | Ransom.Win32.GANDCRAB.SMLA.hp |
McAfee-GW-Edition | BehavesLike.Win32.Generic.dc |
Emsisoft | Trojan.Ransom.GandCrab.Gen.2 (B) |
Ikarus | Trojan.Crypt |
eGambit | Unsafe.AI_Score_95% |
Avira | TR/Crypt.XPACK.lvoks |
MAX | malware (ai score=100) |
Antiy-AVL | Trojan/Win32.Chapak |
Microsoft | Ransom:Win32/GandCrab.AE |
Arcabit | Trojan.Ransom.GandCrab.Gen.2 |
SUPERAntiSpyware | Trojan.Agent/Gen-Kryptik |
AhnLab-V3 | Win-Trojan/Gandcrab.Exp |
ZoneAlarm | Trojan-Ransom.Win32.GandCrypt.oc |
GData | Trojan.Ransom.GandCrab.Gen.2 |
ESET-NOD32 | Win32/Filecoder.GandCrab.B |
Acronis | suspicious |
BitDefenderTheta | Gen:NN.ZexaF.34608.ouX@aGslwZm |
ALYac | Trojan.Ransom.GandCrab.Gen.2 |
TACHYON | Ransom/W32.GandCrab |
VBA32 | BScope.Trojan.Chapak |
Malwarebytes | MachineLearning/Anomalous.93% |
Panda | Trj/Genetic.gen |
Zoner | Trojan.Win32.68200 |
TrendMicro-HouseCall | Ransom.Win32.GANDCRAB.SMLA.hp |
Tencent | Malware.Win32.Gencirc.10b73bc1 |
Yandex | Trojan.GenAsa!XqayUDYjNoY |
SentinelOne | Static AI – Malicious PE |
Fortinet | W32/Kryptik.GXCI!tr |
AVG | Win32:Malware-gen |
Paloalto | generic.ml |
CrowdStrike | win/malicious_confidence_100% (D) |
Qihoo-360 | Win32/Ransom.GandCrab.HwoCt7UA |
How to remove Trojan-Ransom.Win32.GandCrypt.oc virus?
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.
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 Trojan-Ransom.Win32.GandCrypt.oc 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:
If the guide doesn’t help you to remove Trojan-Ransom.Win32.GandCrypt.oc you can always ask me in the comments for getting help.
User Review
( votes)References
- GridinSoft Anti-Malware Review from HowToFix site: https://howtofix.guide/gridinsoft-anti-malware/
- More information about GridinSoft products: https://gridinsoft.com/comparison