Trojan.Dropper.XFN

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

What is Trojan.Dropper.XFN infection?

In this article you will certainly discover regarding the meaning of Trojan.Dropper.XFN as well as its negative influence on your computer system. Such ransomware are a type of malware that is clarified by online scams to require paying the ransom by a victim.

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Most of the situations, Trojan.Dropper.XFN virus will advise its sufferers to start funds move for the purpose of counteracting the amendments that the Trojan infection has actually presented to the target’s device.

Trojan.Dropper.XFN 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.

  • 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 found on the sufferer’s disk drive — so the target can no more make use of the data;
  • 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.

Trojan.Dropper.XFN

The most common networks where Trojan.Dropper.XFN Ransomware Trojans are infused are:

  • By ways of phishing e-mails;
  • As an effect of individual winding up on a resource that holds a malicious software application;

As soon as the Trojan is efficiently infused, it will certainly either cipher the data on the victim’s computer or stop the gadget from working in an appropriate manner – while additionally putting a ransom money note that points out the need for the sufferers to effect the payment for the function of decrypting the papers or restoring the documents system back to the initial condition. In most circumstances, the ransom money note will certainly show up when the customer reboots the COMPUTER after the system has already been harmed.

Trojan.Dropper.XFN circulation networks.

In various edges of the globe, Trojan.Dropper.XFN grows by leaps and also bounds. Nonetheless, the ransom notes and techniques of obtaining the ransom money amount might differ depending on specific neighborhood (local) settings. The ransom money notes and also tricks of obtaining the ransom quantity might differ depending on particular neighborhood (local) settings.

Ransomware injection

For example:

    Faulty notifies concerning unlicensed software.

    In particular areas, the Trojans often wrongfully report having identified some unlicensed applications allowed on the victim’s device. The sharp then demands the customer to pay the ransom money.

    Faulty declarations concerning unlawful web content.

    In nations where software program piracy is less prominent, this technique is not as effective for the cyber fraudulences. Conversely, the Trojan.Dropper.XFN popup alert may falsely declare to be deriving from a law enforcement institution and will certainly report having located child porn or other prohibited data on the device.

    Trojan.Dropper.XFN popup alert might wrongly assert to be deriving from a law enforcement organization and also will report having situated kid porn or various other prohibited information on the tool. The alert will in a similar way contain a need for the user to pay the ransom.

Technical details

File Info:

crc32: B8227D22
md5: 072ac4fb33e13ce3ca307b43f13c7580
name: 072AC4FB33E13CE3CA307B43F13C7580.mlw
sha1: 3d25befcc1240351e8bb94d545f9e94f0d128a35
sha256: 51eb2ed6399b3439a501a200fedb884270a6bcbd853470167c737c247ae487fc
sha512: 2f8723ce4c7a5fdda5926b03205fac62f850f893de4032733555cee6a438b8b4588eec10e3ee5164fb3f2bed78934583fd1fc621467ba4797cd6938388fef245
ssdeep: 3072:T39TF95FYDvAcZi+FyQr90BejHVv2VK6qa+Y6DHb7fc5hYv:T31b6OBe36BNq
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright (C) 2013
InternalName: asdfg
FileVersion: 1, 0, 0, 1
CompanyName:
PrivateBuild:
LegalTrademarks:
Comments:
ProductName: dsfghj
SpecialBuild:
ProductVersion: 1, 0, 0, 1
FileDescription: dgfhjk
OriginalFilename: dsfggf.EXE
Translation: 0x041d 0x04b0

Trojan.Dropper.XFN also known as:

GridinSoft Trojan.Ransom.Gen
MicroWorld-eScan Trojan.Dropper.XFN
FireEye Generic.mg.072ac4fb33e13ce3
CAT-QuickHeal TrojanPWS.Zbot.Gen
ALYac Trojan.Dropper.XFN
Cylance Unsafe
VIPRE Trojan.Win32.Zbot.f (v)
Sangfor Trojan.Win32.Save.a
K7AntiVirus Trojan ( 00458a581 )
BitDefender Trojan.Dropper.XFN
K7GW Trojan ( 00458a581 )
Cybereason malicious.b33e13
BitDefenderTheta Gen:NN.ZexaF.34590.hq3@aynp5XA
Symantec Trojan.Zbot!gen58
TotalDefense Win32/Zbot.HSK
APEX Malicious
Avast Win32:Ransom-AOW [Trj]
ClamAV Win.Trojan.Zbot-64050
Kaspersky HEUR:Trojan.Win32.Generic
Alibaba TrojanPSW:Win32/Trustezeb.9e8cf399
NANO-Antivirus Trojan.Win32.Blocker.csfhif
ViRobot Trojan.Win32.Agent.127132
Rising Trojan.Spy.Win32.Blocker.d (CLASSIC)
Ad-Aware Trojan.Dropper.XFN
Sophos ML/PE-A + Troj/Zbot-FXL
Comodo TrojWare.Win32.Injector.AKIS@521oli
F-Secure Trojan.TR/Spy.Zbot.okhr
DrWeb Trojan.DownLoader9.22851
Zillya Trojan.Blocker.Win32.10340
McAfee-GW-Edition PWSZbot-FDF!072AC4FB33E1
Emsisoft Trojan.Dropper.XFN (B)
Ikarus Trojan-Spy.Zbot
Jiangmin Trojan/Blocker.gaw
Avira TR/Spy.Zbot.okhr
MAX malware (ai score=100)
Antiy-AVL Trojan[Ransom]/Win32.Blocker
Kingsoft Win32.Troj.Undef.(kcloud)
Microsoft PWS:Win32/Zbot
Arcabit Trojan.Dropper.XFN
SUPERAntiSpyware Trojan.Agent/Gen-FalDesc
ZoneAlarm HEUR:Trojan.Win32.Generic
GData Trojan.Dropper.XFN
Cynet Malicious (score: 100)
AhnLab-V3 Spyware/Win32.Zbot.R78618
McAfee PWSZbot-FDF!072AC4FB33E1
VBA32 TrojanPSW.Tepfer
Malwarebytes Generic.Malware/Suspicious
Panda Trj/Genetic.gen
Zoner Trojan.Win32.17061
ESET-NOD32 Win32/Trustezeb.E
Tencent Malware.Win32.Gencirc.114c9b24
Yandex Trojan.GenAsa!nKToLEwcPL0
SentinelOne Static AI – Suspicious PE
Fortinet W32/Zbot.LI!tr
AVG Win32:Ransom-AOW [Trj]
CrowdStrike win/malicious_confidence_100% (D)
Qihoo-360 Win32/Trojan.a17

How to remove Trojan.Dropper.XFN virus?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
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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 Trojan.Dropper.XFN 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 Trojan.Dropper.XFN 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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