Trojan:Win32/DefenseEvasion!rfn

What is Trojan:Win32/DefenseEvasion!rfn infection?

In this post you will certainly find regarding the definition of Trojan:Win32/DefenseEvasion!rfn as well as its negative influence on your computer system. Such ransomware are a form of malware that is clarified by on-line scams to demand paying the ransom money by a sufferer.

Most of the cases, Trojan:Win32/DefenseEvasion!rfn infection will advise its victims to initiate funds move for the purpose of reducing the effects of the amendments that the Trojan infection has actually introduced to the target’s gadget.

Trojan:Win32/DefenseEvasion!rfn Summary

These modifications can be as adheres to:

  • 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.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the papers situated on the target’s hard disk — so the sufferer can no more utilize the data;
  • Preventing routine access 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
z.whorecord.xyz Ransom.Stop.MP4
a.tomx.xyz Ransom.Stop.MP4

Trojan:Win32/DefenseEvasion!rfn

One of the most common networks where Trojan:Win32/DefenseEvasion!rfn Ransomware are injected 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 ending up on a source that holds a destructive software;

As quickly as the Trojan is effectively injected, it will certainly either cipher the data on the victim’s computer or prevent the device from functioning in a proper fashion – while also putting a ransom money note that states the demand for the targets to effect the payment for the objective of decrypting the papers or recovering the documents system back to the first problem. In many instances, the ransom money note will show up when the client reboots the PC after the system has currently been damaged.

Trojan:Win32/DefenseEvasion!rfn distribution channels.

In different edges of the globe, Trojan:Win32/DefenseEvasion!rfn grows by jumps and bounds. Nonetheless, the ransom money notes as well as methods of obtaining the ransom money amount may differ depending on specific local (regional) setups. The ransom money notes and also methods of obtaining the ransom money quantity may vary depending on certain regional (regional) settings.

Ransomware injection

As an example:

    Faulty notifies about unlicensed software program.

    In particular locations, the Trojans commonly wrongfully report having identified some unlicensed applications made it possible for on the victim’s tool. The sharp after that requires the individual to pay the ransom.

    Faulty declarations about prohibited web content.

    In nations where software application piracy is much less preferred, this approach is not as effective for the cyber frauds. Alternatively, the Trojan:Win32/DefenseEvasion!rfn popup alert may falsely assert to be deriving from a police establishment and also will certainly report having situated youngster porn or various other prohibited data on the tool.

    Trojan:Win32/DefenseEvasion!rfn popup alert might falsely declare to be acquiring from a regulation enforcement institution and will report having located child porn or various other unlawful data on the tool. The alert will likewise include a requirement for the customer to pay the ransom money.

Technical details

File Info:

crc32: 48AFE04Cmd5: f88f24e9e2244504517e190add36c74cname: windefend.exesha1: 8848735b171f3b7ade7a345aabba71312d130469sha256: 82889980e77fab696835eb230b3d3b04ade235e7a2442f267bfeae32dcb189f0sha512: 11ac77b25fdc0b6f9c96e8bcba93e9a90331f3ac2dd7272decfa9501525d925768ea27c63f6aa2629562af0651f753f994fdb67ddea554ee8717333a406a23fdssdeep: 6144:6foed2W/V+FzCogW3w8BRb+f2a5nAOL97+dkVcjIIBv43W+l3SPv:6foeNV+FvPBhknXqLpKf3uvtype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Trojan:Win32/DefenseEvasion!rfn also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetectVM.malware
DrWeb Trojan.MulDrop11.25104
MicroWorld-eScan Trojan.GenericKD.41855407
FireEye Generic.mg.f88f24e9e2244504
CAT-QuickHeal Ransom.Stop.MP4
Qihoo-360 HEUR/QVM10.2.49F1.Malware.Gen
McAfee RDN/Generic BackDoor.ti
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
Sangfor Malware
K7AntiVirus Trojan ( 00558ed91 )
BitDefender Trojan.GenericKD.41855407
K7GW Trojan ( 00558ed91 )
TrendMicro Trojan.Win32.SMOKELOAD.SMD2.hp
BitDefenderTheta Gen:NN.ZexaF.34090.yCW@aus@NBgG
Symantec ML.Attribute.HighConfidence
APEX Malicious
Avast Win32:Malware-gen
GData Trojan.GenericKD.41855407
Kaspersky HEUR:Trojan.Win32.Generic
Alibaba Trojan:Win32/Starter.ali2000005
NANO-Antivirus Trojan.Win32.Kryptik.gboigl
AegisLab Trojan.Win32.Zenpak.4!c
Rising Backdoor.Rescoms!8.B8A4 (C64:YzY0OtpPMrPcDG6m)
Ad-Aware Trojan.GenericKD.41855407
Sophos Mal/GandCrab-G
Comodo Malware@#l2aip492lg19
F-Secure Trojan.TR/AD.Remcos.osc
Zillya Trojan.Kryptik.Win32.1777373
McAfee-GW-Edition BehavesLike.Win32.Backdoor.fh
Trapmine malicious.high.ml.score
Emsisoft Trojan.GenericKD.41855407 (B)
Ikarus Trojan.Win32.Ranumbot
Cyren W32/Rbot.P.gen!Eldorado
Jiangmin Trojan.Generic.cfksz
Avira TR/AD.Remcos.osc
Antiy-AVL Trojan/Win32.Zenpak
Endgame malicious (high confidence)
Arcabit Trojan.Generic.D27EA9AF
ZoneAlarm HEUR:Trojan.Win32.Generic
Microsoft Trojan:Win32/DefenseEvasion!rfn
AhnLab-V3 Trojan/Win32.BlueCrab.R293413
Acronis suspicious
VBA32 BScope.Trojan.Download
ALYac Trojan.Agent.Zenpak
MAX malware (ai score=100)
Malwarebytes Trojan.MalPack.GS
Panda Trj/GdSda.A
ESET-NOD32 a variant of Win32/Kryptik.GWXN
TrendMicro-HouseCall Trojan.Win32.SMOKELOAD.SMD2.hp
Tencent Win32.Trojan.Zenpak.Eehj
Yandex Trojan.Zenpak!
Fortinet W32/Kryptik.GZXE!tr
AVG Win32:Malware-gen
Paloalto generic.ml
CrowdStrike win/malicious_confidence_90% (W)
MaxSecure Trojan.Malware.74687914.susgen

How to remove Trojan:Win32/DefenseEvasion!rfn 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

Run the setup file.

Run Setup.exe
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 Scanning

Click on “Clean Now”.

GridinSoft Anti-Malware Scan Result

Are Your Protected?

Full version of GridinSoft

If the guide doesn’t help you to remove Trojan:Win32/DefenseEvasion!rfn you can always ask me in the comments for getting help.

References

    About the author

    Robert Bailey

    Security engineer focused on malware behavior, removal workflows, and Windows hardening. Robert reviews threat articles for practical accuracy, checking detection names, symptoms, and cleanup steps before publication.

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