JS/FBook.NAQ

What is JS/FBook.NAQ infection?

In this article you will discover about the meaning of JS/FBook.NAQ and its adverse influence on your computer system. Such ransomware are a kind of malware that is specified by online fraudulences to demand paying the ransom by a victim.

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Most of the instances, JS/FBook.NAQ ransomware will certainly instruct its sufferers to launch funds move for the function of neutralizing the amendments that the Trojan infection has presented to the sufferer’s gadget.

JS/FBook.NAQ Summary

These alterations can be as complies with:

  • 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.
  • 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.

  • 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.
  • Unconventionial language used in binary resources: Russian;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the files located on the target’s hard disk drive — so the target can no longer use the information;
  • Preventing normal accessibility to the victim’s workstation;

JS/FBook.NAQ

The most regular networks where JS/FBook.NAQ Trojans are infused are:

  • By methods of phishing e-mails. Email phishing is a cyber attack that uses disguised email as a goal is to trick the recipient into believing that the message is something they want or need — a request from their bank, for instance, or a note from someone in their company — and to click a link for download a malware.
  • As an effect of customer winding up on a resource that holds a malicious software application;

As quickly as the Trojan is successfully injected, it will either cipher the information on the sufferer’s computer or protect against the tool from functioning in an appropriate manner – while also putting a ransom money note that points out the demand for the targets to impact the settlement for the purpose of decrypting the files or restoring the file system back to the preliminary problem. In the majority of instances, the ransom note will come up when the client reboots the COMPUTER after the system has currently been harmed.

JS/FBook.NAQ circulation channels.

In numerous edges of the globe, JS/FBook.NAQ expands by leaps and bounds. Nonetheless, the ransom notes and also tricks of obtaining the ransom money amount might differ depending upon certain regional (local) settings. The ransom notes as well as methods of extorting the ransom amount may vary depending on particular local (local) setups.

Ransomware injection

For example:

    Faulty notifies about unlicensed software application.

    In specific areas, the Trojans often wrongfully report having detected some unlicensed applications made it possible for on the target’s device. The sharp then requires the individual to pay the ransom money.

    Faulty statements concerning prohibited content.

    In nations where software program piracy is less preferred, this approach is not as reliable for the cyber scams. Additionally, the JS/FBook.NAQ popup alert might falsely assert to be originating from a police establishment and will report having located kid pornography or various other unlawful data on the gadget.

    JS/FBook.NAQ popup alert may incorrectly declare to be acquiring from a regulation enforcement organization and also will report having situated child porn or various other unlawful data on the device. The alert will similarly consist of a demand for the individual to pay the ransom.

Technical details

File Info:

crc32: 12C60C7E
md5: 45ff8bdd08a60e8eda7a3bde03f4e513
name: 45FF8BDD08A60E8EDA7A3BDE03F4E513.mlw
sha1: 8cd8d7d3f66f58be3d7947a362547af48a36579f
sha256: 94dea7c11873538fa996724cc11063b74397d063e2d618e7a4a74818a405cdb4
sha512: 77e3804fc0e6d5ca2bf15a298ac72e6b99a0d3b648b6382e822cea87cf1801d1f05feaadb33e4bb35be9ce9d250f251314585c62d0ab428cce3fc7c45d077b2d
ssdeep: 6144:bZABbWqsE/Ao+mv8Qv0LVmwq4FU0fNoy6dtOSCiEx6TJNOZwdjI9IB:9ANwRo+mv8QD4+0V16fCiI6TJNfdjIE
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Player Studio install Inc 4.5
FileDescription: Player Studio install Inc 4.8 8.2.1 Installation
FileVersion: 8.2.1
Comments:
CompanyName: Player Studio install Inc 4.5
Translation: 0x0409 0x04e4

JS/FBook.NAQ also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware2
K7AntiVirus Riskware ( 0040eff71 )
DrWeb Trojan.MulDrop5.2775
Cynet Malicious (score: 100)
McAfee Artemis!45FF8BDD08A6
Cylance Unsafe
CrowdStrike win/malicious_confidence_70% (W)
Alibaba Trojan:Win32/starter.ali1000030
K7GW Riskware ( 0040eff71 )
Cybereason malicious.d08a60
Symantec ML.Attribute.HighConfidence
ESET-NOD32 JS/FBook.NAQ
APEX Malicious
Avast MSIL:GenMalicious-MU [Trj]
Kaspersky Trojan-Dropper.Win32.Sysn.zqt
BitDefender Gen:Variant.MSILPerseus.38521
NANO-Antivirus Trojan.Win32.Sysn.dnarmp
MicroWorld-eScan Gen:Variant.MSILPerseus.38521
Tencent Win32.Trojan-dropper.Sysn.Pfjz
Comodo Malware@#1qjrpjmhy6h03
BitDefenderTheta Gen:NN.ZemsilF.34628.mm0@aqKG@8i
VIPRE Trojan.Win32.Generic.pak!cobra
TrendMicro TROJ_DROPR.KR
McAfee-GW-Edition GenericRXIY-TJ!54C82C08662A
FireEye Generic.mg.45ff8bdd08a60e8e
Emsisoft Gen:Variant.MSILPerseus.38521 (B)
Jiangmin TrojanDropper.Sysn.zl
Webroot W32.Malware.Gen
Avira TR/Sisron.A.2596
eGambit Unsafe.AI_Score_99%
Kingsoft Win32.Troj.Sysn.z.(kcloud)
Microsoft Trojan:Win32/Sisron
AegisLab Trojan.Win32.Sysn.b!c
GData Gen:Variant.MSILPerseus.38521
VBA32 TrojanDropper.Sysn
MAX malware (ai score=100)
Panda Trj/CI.A
TrendMicro-HouseCall TROJ_DROPR.KR
Rising Trojan.Sisron!8.878 (CLOUD)
Yandex Trojan.DR.Sysn!KK5fRQcvnjY
SentinelOne Static AI – Suspicious PE
MaxSecure Trojan-Ransom.Win32.Crypmod.zfq
Fortinet W32/Sysn.ZQT!tr
AVG MSIL:GenMalicious-MU [Trj]
Paloalto generic.ml
Qihoo-360 Win32/TrojanDropper.Sysn.HwUBAWsC

How to remove JS/FBook.NAQ ransomware?

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.

Run Setup.exe

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.

GridinSoft Anti-Malware Setup

Press “Install” button.

GridinSoft Anti-Malware Install

Once installed, Anti-Malware will automatically run.

GridinSoft Anti-Malware Splash-Screen

Wait for the Anti-Malware scan to complete.

GridinSoft Anti-Malware will automatically start scanning your system for JS/FBook.NAQ 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.

GridinSoft Anti-Malware Scanning

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.

GridinSoft Anti-Malware Scan Result

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:

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If the guide doesn’t help you to remove JS/FBook.NAQ you can always ask me in the comments for getting help.

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References

  1. GridinSoft Anti-Malware Review from HowToFix site: https://howtofix.guide/gridinsoft-anti-malware/
  2. More information about GridinSoft products: https://gridinsoft.com/products/

About the author

Robert Bailey

Security Engineer. Interested in malware, reverse engineering, white ethical hacking. I like coding, travelling and bikes.

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