Win32/Kryptik.FOLJ
Emily Sparks What is Win32/Kryptik.FOLJ infection?
In this post you will discover concerning the meaning of Win32/Kryptik.FOLJ and its unfavorable influence on your computer system. Such ransomware are a kind of malware that is clarified by on-line frauds to demand paying the ransom by a sufferer.
Most of the situations, Win32/Kryptik.FOLJ ransomware will advise its targets to initiate funds move for the function of counteracting the changes that the Trojan infection has introduced to the victim’s device.
Win32/Kryptik.FOLJ Summary
These alterations 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.
- Injection (inter-process);
- Injection (Process Hollowing);
- 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 created a hidden window;
- 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;
- Executed a process and injected code into it, probably while unpacking;
- Deletes its original binary from disk;
- Network activity detected but not expressed in API logs. Microsoft built an API solution right into its Windows operating system it reveals network activity for all apps and programs that ran on the computer in the past 30-days. This malware hides network activity.
- Ciphering the papers situated on the sufferer’s hard disk — so the target can no more utilize the data;
- Preventing normal accessibility to the sufferer’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.
Win32/Kryptik.FOLJ
One of the most typical networks through which Win32/Kryptik.FOLJ Trojans are injected are:
- By ways of phishing e-mails;
- As an effect of individual ending up on a source that organizes a harmful software;
As quickly as the Trojan is successfully injected, it will either cipher the data on the victim’s computer or protect against the tool from working in an appropriate fashion – while likewise positioning a ransom money note that mentions the need for the victims to impact the settlement for the objective of decrypting the papers or recovering the file system back to the initial condition. In a lot of circumstances, the ransom note will certainly show up when the customer reboots the PC after the system has actually currently been damaged.
Win32/Kryptik.FOLJ distribution channels.
In numerous corners of the world, Win32/Kryptik.FOLJ grows by jumps as well as bounds. Nevertheless, the ransom money notes as well as techniques of extorting the ransom money amount may vary depending on specific regional (regional) settings. The ransom notes and tricks of extorting the ransom quantity may vary depending on specific regional (local) setups.
As an example:
Faulty alerts concerning unlicensed software program.
In certain areas, the Trojans often wrongfully report having discovered some unlicensed applications allowed on the victim’s tool. The alert after that requires the individual to pay the ransom.
Faulty statements about unlawful material.
In nations where software application piracy is much less popular, this method is not as efficient for the cyber frauds. Additionally, the Win32/Kryptik.FOLJ popup alert might falsely assert to be stemming from a law enforcement establishment and will report having located child pornography or other illegal data on the gadget.
Win32/Kryptik.FOLJ popup alert may incorrectly claim to be acquiring from a regulation enforcement establishment as well as will certainly report having located youngster pornography or various other illegal information on the tool. The alert will in a similar way include a demand for the individual to pay the ransom.
Technical details
File Info:
crc32: FF7E2F81md5: b8ee10ee8e5a0f76cf293805ce7e57b6name: B8EE10EE8E5A0F76CF293805CE7E57B6.mlwsha1: 2896faa55978f6c7381a0b1acc08dcb4dbb1443dsha256: cdb7dc01f571d9f31183ad6deb2db8ecbb80a1f145e02e8a13503dbc5b041b76sha512: f11378834cdbd160c5a5ab8c0ef0ed91bc6a206f679881caa078c4a8093b77ebe9b61b0968b9d961e196cf9f0c90a3c5883323bd0ee614361c0dc4012b9059dfssdeep: 3072:kHG3I4A8mHbca632yAPy9eChzKa1Lrnd6AmhXV/80+:/4Z8mHIa63Mlsrd6AaXVtype: PE32 executable (GUI) Intel 80386, for MS WindowsVersion Info:
0: [No Data]
Win32/Kryptik.FOLJ also known as:
| GridinSoft | Trojan.Ransom.Gen |
| Bkav | W32.AIDetect.malware2 |
| Elastic | malicious (high confidence) |
| MicroWorld-eScan | Trojan.Ransom.BKM |
| FireEye | Generic.mg.b8ee10ee8e5a0f76 |
| CAT-QuickHeal | Ransom.Exxroute.A3 |
| McAfee | Ransomware-FMJ!B8EE10EE8E5A |
| Cylance | Unsafe |
| VIPRE | Trojan.Win32.Generic!BT |
| Sangfor | Trojan.Win32.Save.a |
| CrowdStrike | win/malicious_confidence_100% (W) |
| BitDefender | Trojan.Ransom.BKM |
| K7GW | Trojan ( 0050529f1 ) |
| K7AntiVirus | Trojan ( 005137001 ) |
| Arcabit | Trojan.Ransom.BKM |
| Baidu | Win32.Trojan.Kryptik.bjk |
| Symantec | Packed.Generic.493 |
| APEX | Malicious |
| Avast | Win32:Filecoder-AZ [Trj] |
| ClamAV | Win.Ransomware.Spora-9525060-0 |
| Kaspersky | HEUR:Trojan-Ransom.Win32.Spora.vho |
| Alibaba | Trojan:Win32/Manggarypt.79f03439 |
| NANO-Antivirus | Trojan.Win32.Filecoder.elobik |
| Rising | Ransom.Cerber!8.3058 (CLOUD) |
| Ad-Aware | Trojan.Ransom.BKM |
| Sophos | ML/PE-A + Mal/Elenoocka-E |
| Comodo | TrojWare.Win32.Ransom.Exroute.SC@6tub73 |
| F-Secure | |
| DrWeb | Trojan.PWS.Sphinx.2 |
| Zillya | Trojan.Kryptik.Win32.2687464 |
| TrendMicro | Ransom_CERBER.SM37 |
| McAfee-GW-Edition | BehavesLike.Win32.Generic.cc |
| Emsisoft | Trojan.Ransom.BKM (B) |
| Ikarus | Trojan.Dalexis |
| Jiangmin | Trojan.Spora.al |
| Avira | HEUR/AGEN.1116787 |
| MAX | malware (ai score=99) |
| Antiy-AVL | Trojan/Win32.AGeneric |
| Microsoft | Trojan:Win32/Manggarypt.B!bit |
| ZoneAlarm | HEUR:Trojan-Ransom.Win32.Spora.vho |
| GData | Trojan.Ransom.BKM |
| Cynet | Malicious (score: 100) |
| AhnLab-V3 | Trojan/Win32.RL_Generic.R299252 |
| Acronis | suspicious |
| BitDefenderTheta | Gen:NN.ZexaF.34590.jmW@aetAjWii |
| ALYac | Trojan.Ransom.BKM |
| VBA32 | BScope.TrojanPSW.Sphinx |
| Malwarebytes | Ransom.Cerber |
| Panda | Trj/Genetic.gen |
| ESET-NOD32 | a variant of Win32/Kryptik.FOLJ |
| TrendMicro-HouseCall | Ransom_CERBER.SM37 |
| Tencent | Win32.Trojan.Cerber.Pity |
| Yandex | Trojan.GenAsa!PITm9JWvDJI |
| SentinelOne | Static AI – Malicious PE |
| eGambit | Unsafe.AI_Score_99% |
| Fortinet | W32/Kryptik.GKVH!tr |
| AVG | Win32:Filecoder-AZ [Trj] |
| Cybereason | malicious.e8e5a0 |
| Paloalto | generic.ml |
| Qihoo-360 | Win32/Trojan.Ransom.9ef |
How to remove Win32/Kryptik.FOLJ 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.FOLJ 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.FOLJ you can always ask me in the comments for getting help.
References
- GridinSoft Anti-Malware Review from HowToFix site:
- More information about GridinSoft products:
