What is Sf:Crypt-AR [Trj] infection?
In this post you will locate concerning the meaning of Sf:Crypt-AR [Trj] as well as its adverse impact on your computer system. Such ransomware are a form of malware that is specified by on the internet scams to demand paying the ransom by a victim.
In the majority of the instances, Sf:Crypt-AR [Trj] virus will certainly instruct its sufferers to start funds move for the purpose of reducing the effects of the changes that the Trojan infection has introduced to the victim’s gadget.
Sf:Crypt-AR [Trj] Summary
These modifications can be as complies with:
- Injection (inter-process);
- Injection with CreateRemoteThread in a remote process;
- Mimics the system’s user agent string for its own requests;
- 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.
- 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;
- Attempts to delete volume shadow copies;
- Attempts to stop active services;
- Modifies boot configuration settings;
- 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;
- Creates a copy of itself;
- Attempts to disable System Restore. System Restore function – allows you to revert the computer’s state (system files, applications, and system settings) to that of a previous point in time, which can be used to recover after a virus attack.
- Uses suspicious command line tools or Windows utilities;
- Ciphering the documents found on the victim’s hard drive — so the victim can no longer utilize the information;
- Preventing normal access to the victim’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.
Sf:Crypt-AR [Trj]
One of the most normal channels through which Sf:Crypt-AR [Trj] are infused are:
- By means of phishing emails;
- As an effect of customer winding up on a source that holds a harmful software;
As soon as the Trojan is efficiently infused, it will certainly either cipher the information on the target’s computer or stop the device from working in a proper fashion – while also positioning a ransom note that points out the demand for the victims to impact the settlement for the purpose of decrypting the records or recovering the documents system back to the preliminary condition. In most circumstances, the ransom money note will certainly show up when the customer reboots the COMPUTER after the system has currently been damaged.
Sf:Crypt-AR [Trj] distribution channels.
In numerous corners of the world, Sf:Crypt-AR [Trj] expands by leaps as well as bounds. Nonetheless, the ransom money notes and techniques of extorting the ransom amount might vary depending upon particular neighborhood (regional) setups. The ransom money notes and also techniques of extorting the ransom money amount may vary depending on certain regional (local) setups.
For instance:
Faulty alerts about unlicensed software program.
In particular locations, the Trojans typically wrongfully report having detected some unlicensed applications allowed on the target’s tool. The alert after that demands the user to pay the ransom money.
Faulty declarations concerning unlawful content.
In countries where software piracy is much less prominent, this technique is not as effective for the cyber scams. Conversely, the Sf:Crypt-AR [Trj] popup alert may wrongly declare to be deriving from a police organization and will certainly report having situated child pornography or various other prohibited information on the device.
Sf:Crypt-AR [Trj] popup alert may incorrectly claim to be acquiring from a legislation enforcement institution and also will report having located kid pornography or various other prohibited data on the gadget. The alert will in a similar way contain a requirement for the individual to pay the ransom.
Technical details
File Info:
crc32: D6C3AFB7md5: 8b9761ee9ec7bed04d40900ba31f1cc8name: 8B9761EE9EC7BED04D40900BA31F1CC8.mlwsha1: 6e9d2ac90b7548eb7c2577a4463e496795941a99sha256: 2c24e2ea9dd67a5e72971185c262d2565a60ee90bbe731d5b25b21bbbf70b213sha512: 6a6b4767e341c15117fd817783b705f4ff8a0e4d8aef4d1f4cef8e5ca1124711e7ed5a08b21407a468c3a2cc7b766ac0a1dd5b840298c558a78798760c1c557cssdeep: 3072:6hRx8zd/EtzAAa1roAl4bI+m/B6SVqCgQfBUnPy8L66iiSM:6hkdEt8AMrmI+m/B6SVqCgQfBUPy8L6type: PE32 executable (GUI) Intel 80386, for MS WindowsVersion Info:
0: [No Data]
Sf:Crypt-AR [Trj] also known as:
GridinSoft | Trojan.Ransom.Gen |
Bkav | W32.AIDetect.malware1 |
K7AntiVirus | Trojan ( 0040fa3d1 ) |
Elastic | malicious (high confidence) |
DrWeb | Trojan.Encoder.514 |
Cynet | Malicious (score: 100) |
CAT-QuickHeal | Ransom.Crowti.16508 |
McAfee | GenericRXEN-SA!8B9761EE9EC7 |
Cylance | Unsafe |
Zillya | Trojan.Cryptodef.Win32.316 |
Sangfor | Trojan.Win32.Save.a |
CrowdStrike | win/malicious_confidence_80% (D) |
Alibaba | TrojanDropper:Win32/dropper.ali1003001 |
K7GW | Trojan ( 0040fa3d1 ) |
Cybereason | malicious.e9ec7b |
Cyren | W32/S-5799ca41!Eldorado |
Symantec | ML.Attribute.HighConfidence |
ESET-NOD32 | a variant of Win32/Filecoder.CryptoWall.D |
APEX | Malicious |
Avast | Sf:Crypt-AR [Trj] |
ClamAV | Win.Ransomware.Upatre-7101380-0 |
Kaspersky | Trojan-Ransom.Win32.Cryptodef.cjb |
BitDefender | Generic.TeslaCrypt.3CD166B0 |
NANO-Antivirus | Virus.Win32.Gen.ccmw |
SUPERAntiSpyware | Trojan.Agent/Gen-Ransom |
MicroWorld-eScan | Generic.TeslaCrypt.3CD166B0 |
Tencent | Malware.Win32.Gencirc.10c35e76 |
Ad-Aware | Generic.TeslaCrypt.3CD166B0 |
Sophos | Mal/Generic-R + Troj/Ransom-AGU |
Comodo | Malware@#4wqhrsfrk4gj |
BitDefenderTheta | Gen:NN.ZexaF.34628.iqW@ayDnXih |
VIPRE | Trojan.Win32.Filecoder.cof (v) |
TrendMicro | TROJ_CRYPWALL.SMJC |
McAfee-GW-Edition | BehavesLike.Win32.Generic.ch |
FireEye | Generic.mg.8b9761ee9ec7bed0 |
Emsisoft | Generic.TeslaCrypt.3CD166B0 (B) |
SentinelOne | Static AI – Malicious PE |
Jiangmin | Trojan/Cryptodef.dw |
Webroot | Trojan.Dropper.Gen |
Avira | TR/Crypt.XPACK.Gen |
eGambit | Unsafe.AI_Score_91% |
Kingsoft | Win32.Troj.Undef.(kcloud) |
Microsoft | Ransom:Win32/Crowti.A |
Arcabit | Generic.TeslaCrypt.3CD166B0 |
AegisLab | Trojan.Win32.Cryptodef.4!c |
ZoneAlarm | Trojan-Ransom.Win32.Cryptodef.cjb |
GData | Generic.TeslaCrypt.3CD166B0 |
TACHYON | Trojan/W32.Cryptodef.132096 |
AhnLab-V3 | Trojan/Win32.CryptoWall.R135312 |
Acronis | suspicious |
VBA32 | BScope.TrojanPSW.Spy |
MAX | malware (ai score=100) |
Malwarebytes | Trojan.CryptoLocker |
Panda | Trj/RansomCrypt.D |
TrendMicro-HouseCall | TROJ_CRYPWALL.SMJC |
Rising | Ransom.Crowti!8.37D (CLOUD) |
Yandex | Trojan.Agent!2fsyb5zdvgc |
Ikarus | Trojan.Win32.Filecoder |
MaxSecure | Trojan.Malware.300983.susgen |
Fortinet | W32/RANSOM.AGU!tr |
AVG | Sf:Crypt-AR [Trj] |
Qihoo-360 | Win32/Trojan.1a7 |
How to remove Sf:Crypt-AR [Trj] 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 Sf:Crypt-AR [Trj] 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 Sf:Crypt-AR [Trj] 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