DDoS:Win32/Nitol.P!bit

What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey

What is DDoS:Win32/Nitol.P!bit infection?

In this post you will discover about the definition of DDoS:Win32/Nitol.P!bit and its negative impact on your computer. Such ransomware are a form of malware that is elaborated by on-line fraudulences to require paying the ransom money by a target.

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Most of the situations, DDoS:Win32/Nitol.P!bit infection will certainly instruct its victims to start funds move for the purpose of reducing the effects of the modifications that the Trojan infection has presented to the victim’s gadget.

DDoS:Win32/Nitol.P!bit Summary

These alterations can be as follows:

  • Attempts to connect to a dead IP:Port (2 unique times);
  • Possible date expiration check, exits too soon after checking local time;
  • 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 binary language: Chinese (Simplified);
  • Unconventionial language used in binary resources: Chinese (Simplified);
  • Deletes its original binary from disk;
  • Attempts to repeatedly call a single API many times in order to delay analysis time. This significantly complicates the work of the virus analyzer. Typical malware tactics!
  • 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.
  • Creates a copy of itself;
  • Ciphering the files found on the sufferer’s hard drive — so the victim can no more utilize the data;
  • Preventing normal accessibility to the target’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.
Similar behavior
Related domains
v8.ter.tfTrojan-Ransom.Win32.PornoBlocker.ejtx

DDoS:Win32/Nitol.P!bit

One of the most regular channels where DDoS:Win32/Nitol.P!bit Trojans are infused are:

  • By ways of phishing emails;
  • As a consequence of customer winding up on a source that hosts a malicious software program;

As quickly as the Trojan is efficiently injected, it will certainly either cipher the information on the target’s computer or avoid the gadget from functioning in a correct fashion – while additionally positioning a ransom note that discusses the requirement for the victims to impact the settlement for the purpose of decrypting the records or bring back the file system back to the preliminary condition. In most instances, the ransom note will certainly turn up when the client restarts the COMPUTER after the system has already been damaged.

DDoS:Win32/Nitol.P!bit distribution channels.

In different corners of the globe, DDoS:Win32/Nitol.P!bit expands by leaps and also bounds. Nevertheless, the ransom notes as well as methods of extorting the ransom money amount might differ depending on specific regional (regional) settings. The ransom notes and also techniques of extorting the ransom amount may differ depending on specific regional (local) settings.

Ransomware injection

As an example:

    Faulty notifies concerning unlicensed software program.

    In particular areas, the Trojans typically wrongfully report having identified some unlicensed applications allowed on the victim’s tool. The alert after that demands the individual to pay the ransom money.

    Faulty declarations concerning prohibited material.

    In countries where software application piracy is much less preferred, this method is not as effective for the cyber scams. Conversely, the DDoS:Win32/Nitol.P!bit popup alert might incorrectly claim to be originating from a law enforcement establishment and also will certainly report having situated kid pornography or other illegal information on the device.

    DDoS:Win32/Nitol.P!bit popup alert might incorrectly claim to be obtaining from a regulation enforcement institution and will certainly report having situated child porn or various other unlawful data on the gadget. The alert will similarly have a need for the user to pay the ransom money.

Technical details

File Info:

crc32: E94D7350
md5: a8943e26e63aa60663f6d253f164d038
name: wormr.exe
sha1: 7a52c2238ff5085954f27ac853df2a9ee1641067
sha256: e5e803f6ce5cc89f19250028e7f1ae5b71b00a9d1ec27d52a93cd6a5470ca31c
sha512: 115083fc5e2f05f0164f1635a3acdcab2e217d36117f3b395a041c5edf4769b5df69769bf0a798869791a16c06a292751f20d0402af04bdb4c02d4865b818f1a
ssdeep: 1536:Cpl49driLd7hgwripzPLRZh4hb0qfWT5M4:03R7OGmlZ2ewWT5r
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: ? Microsoft Corporation. All rights reserved.
InternalName:
FileVersion: 6.1.7600.16385 (win7_rtm.090713-1255)
CompanyName: Microsoft Corporation
PrivateBuild:
LegalTrademarks:
Comments:
ProductName: Microsoft? Windows? Operating System
SpecialBuild:
ProductVersion: 6.1.7600.16385
FileDescription: Windows Enhanced Storage Password Authentication Program
OriginalFilename: EhStorAuthn.exe
Translation: 0x0804 0x04b0

DDoS:Win32/Nitol.P!bit also known as:

GridinSoftTrojan.Ransom.Gen
MicroWorld-eScanGen:Heur.Mint.Zard.30
FireEyeGeneric.mg.a8943e26e63aa606
CAT-QuickHealTrojan.Mauvaise.SL1
BitDefenderThetaAI:Packer.0DBAEBDA1F
ALYacGen:Heur.Mint.Zard.30
CylanceUnsafe
VIPRETrojan.Win32.Generic!BT
SangforMalware
K7AntiVirusTrojan ( 0040f8a91 )
BitDefenderGen:Heur.Mint.Zard.30
K7GWTrojan ( 0040f8a91 )
Cybereasonmalicious.6e63aa
Invinceaheuristic
BaiduWin32.Trojan.ServStart.ax
F-ProtW32/Nitol.K.gen!Eldorado
SymantecML.Attribute.HighConfidence
APEXMalicious
AvastWin32:Nitol-A [Trj]
ClamAVWin.Malware.Nitol-6802818-0
GDataWin32.Trojan.Microfake.A
KasperskyTrojan-Ransom.Win32.PornoBlocker.ejtx
AlibabaRansom:Win32/PornoBlocker.606d6bbf
NANO-AntivirusTrojan.Win32.MicroFake.cchebz
AegisLabTrojan.Win32.Generic.mDJ4
TencentTrojan.Win32.Lapka.bw
Endgamemalicious (high confidence)
EmsisoftGen:Heur.Mint.Zard.30 (B)
ComodoTrojWare.Win32.Nitol.KA@6cq5hu
F-SecureTrojan.TR/ATRAPS.hrva.12
DrWebTrojan.DownLoader18.16955
ZillyaTrojan.Agent.Win32.786945
TrendMicroDDoS.Win32.NITOL.SMG
McAfee-GW-EditionDoS-FBL!DE61DE242B55
MaxSecureTrojan.Malware.9551591.susgen
Trapminemalicious.moderate.ml.score
SophosMal/Nitol-C
IkarusTrojan.Win32.Agent
CyrenW32/Nitol.K.gen!Eldorado
JiangminTrojan.PornoBlocker.eg
WebrootW32.Trojan.Gen
AviraTR/ATRAPS.hrva.12
Antiy-AVLTrojan/Win32.MicroFake.rz
ArcabitTrojan.Mint.Zard.30
SUPERAntiSpywareTrojan.Agent/Gen-FakeMS
ZoneAlarmTrojan-Ransom.Win32.PornoBlocker.ejtx
MicrosoftDDoS:Win32/Nitol.P!bit
AhnLab-V3Trojan/Win32.PornoBlocker.R260830
Acronissuspicious
McAfeeGenericRXAA-AA!A8943E26E63A
MAXmalware (ai score=100)
VBA32BScope.Backdoor.Caphaw
MalwarebytesTrojan.Dropper
PandaTrj/Genetic.gen
ESET-NOD32a variant of Win32/Agent.RMM
TrendMicro-HouseCallDDoS.Win32.NITOL.SMG
RisingBackdoor.Agent!1.BA06 (CLOUD)
YandexTrojan.MicroFake!Nyu0d5RIIDk
SentinelOneDFI – Malicious PE
eGambitUnsafe.AI_Score_93%
FortinetW32/Agent.RMM!tr
Ad-AwareGen:Heur.Mint.Zard.30
AVGWin32:Nitol-A [Trj]
Paloaltogeneric.ml
CrowdStrikewin/malicious_confidence_100% (W)
Qihoo-360Win32/Dropper.FakeLPK.I

How to remove DDoS:Win32/Nitol.P!bit 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

The is an excellent way to deal with recognizing and removing threats – using Gridinsoft Anti-Malware. This program will scan your PC, find and neutralize all suspicious processes.2.

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 DDoS:Win32/Nitol.P!bit 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:

Full version of GridinSoft

Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove DDoS:Win32/Nitol.P!bit 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/comparison

About the author

Robert Bailey

I'm Robert Bailey, a passionate Security Engineer with a deep fascination for all things related to malware, reverse engineering, and white hat ethical hacking.

As a white hat hacker, I firmly believe in the power of ethical hacking to bolster security measures. By identifying vulnerabilities and providing solutions, I contribute to the proactive defense of digital infrastructures.

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