Trojan:Win32/Casdet!rfn

Written by Robert Bailey

What is Trojan:Win32/Casdet!rfn infection?

In this post you will certainly discover about the definition of Trojan:Win32/Casdet!rfn and also its unfavorable influence on your computer. Such ransomware are a kind of malware that is elaborated by on the internet fraudulences to demand paying the ransom by a target.

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In the majority of the situations, Trojan:Win32/Casdet!rfn ransomware will certainly advise its sufferers to start funds move for the purpose of neutralizing the modifications that the Trojan infection has introduced to the target’s gadget.

Trojan:Win32/Casdet!rfn Summary

These modifications can be as complies with:

  • Executable code extraction;
  • Injection (inter-process);
  • Injection (Process Hollowing);
  • Creates RWX memory;
  • HTTP traffic contains suspicious features which may be indicative of malware related traffic;
  • Performs some HTTP requests;
  • The binary likely contains encrypted or compressed data.;
  • Executed a process and injected code into it, probably while unpacking;
  • Checks for the presence of known windows from debuggers and forensic tools;
  • Steals private information from local Internet browsers;
  • Network activity contains more than one unique useragent.;
  • Collects information about installed applications;
  • Checks the CPU name from registry, possibly for anti-virtualization;
  • Harvests credentials from local FTP client softwares;
  • Harvests information related to installed instant messenger clients;
  • Collects information to fingerprint the system;
  • Ciphering the files found on the target’s disk drive — so the target can no more utilize the data;
  • Preventing routine access to the sufferer’s workstation;

Related domains:

klegrandlichgrum.com Trojan-Ransom.GandCrab
ip-api.com Trojan-Ransom.GandCrab

Trojan:Win32/Casdet!rfn

One of the most typical channels whereby Trojan:Win32/Casdet!rfn Trojans are injected are:

  • By means of phishing e-mails;
  • As a repercussion of customer winding up on a resource that holds a malicious software;

As quickly as the Trojan is effectively infused, it will either cipher the data on the target’s computer or avoid the device from functioning in a correct way – while likewise putting a ransom note that states the requirement for the targets to effect the payment for the objective of decrypting the documents or recovering the file system back to the preliminary condition. In a lot of instances, the ransom money note will certainly come up when the customer restarts the COMPUTER after the system has actually already been harmed.

Trojan:Win32/Casdet!rfn distribution channels.

In numerous edges of the globe, Trojan:Win32/Casdet!rfn grows by leaps and also bounds. However, the ransom notes and also tricks of extorting the ransom quantity might vary relying on particular local (local) setups. The ransom notes and also techniques of extorting the ransom quantity may vary depending on specific neighborhood (regional) settings.

Ransomware injection

For example:

    Faulty informs regarding unlicensed software program.

    In certain areas, the Trojans usually wrongfully report having discovered some unlicensed applications enabled on the target’s device. The alert after that demands the customer to pay the ransom money.

    Faulty statements regarding illegal content.

    In nations where software program piracy is much less preferred, this technique is not as reliable for the cyber frauds. Alternatively, the Trojan:Win32/Casdet!rfn popup alert might falsely assert to be stemming from a law enforcement establishment as well as will report having situated kid pornography or other unlawful data on the tool.

    Trojan:Win32/Casdet!rfn popup alert may falsely claim to be acquiring from a legislation enforcement establishment as well as will certainly report having located child pornography or other illegal information on the tool. The alert will likewise contain a demand for the customer to pay the ransom money.

Technical details

File Info:

crc32: BB067C54
md5: c3defbd7fffd387d09be5347ec1a83a1
name: dor.exe
sha1: ebc54f115ef8f632c6b46e72fddab8c9ba383ff3
sha256: 189464e30cbebaec6a543baaf35c24a2d0f44143fc6992014c81780563c0984a
sha512: 1796986c67528a0d02149abee0f1548551db6708cdf8affd79b3019a30c66fdf37b11abd19e4b0c055b88d1f8caa6c316cf27f96466bb59672415f120f492383
ssdeep: 24576:E8DmVchRKPN6ESo+0JB2XIweCpI9Z2UBfVYhzZFQ4mB6tQJ:gARKPN6ESz0nw5pI9ZTfVIXQAqJ
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright xa9 2000 - 2014 KG and its Licensors
InternalName: Mrale Detectable
FileVersion: 5.7.4.7
CompanyName: NoVirusThanks Company Srl
LegalTrademarks: Copyright xa9 2000 - 2014 KG and its Licensors
Comments: Sculatr 2500 Aes
ProductName: Mrale Detectable
ProductVersion: 5.7.4.7
FileDescription: Sculatr 2500 Aes
Translation: 0x0409 0x04b0

Trojan:Win32/Casdet!rfn also known as:

GridinSoft Trojan.Ransom.Gen
MicroWorld-eScan Trojan.GenericKD.41899419
FireEye Generic.mg.c3defbd7fffd387d
CAT-QuickHeal Trojan.Chapak
McAfee Artemis!C3DEFBD7FFFD
Malwarebytes Spyware.Vidar
Zillya Trojan.Kryptik.Win32.1794435
Sangfor Malware
K7AntiVirus Trojan ( 00559c111 )
Alibaba Trojan:Win32/Chapak.d8c8bbfe
K7GW Trojan ( 00559c111 )
CrowdStrike win/malicious_confidence_90% (W)
Invincea heuristic
BitDefenderTheta Gen:NN.ZexaF.32519.mz0@aSC2ukhi
Symantec Trojan.Gen.MBT
APEX Malicious
Avast Win32:Malware-gen
GData Trojan.GenericKD.41899419
Kaspersky Trojan.Win32.Chapak.eatw
BitDefender Trojan.GenericKD.41899419
NANO-Antivirus Trojan.Win32.Chapak.gdndpe
AegisLab Trojan.Multi.Generic.4!c
Rising Trojan.Generic@ML.83 (RDML:xkjjshEts+8//lcMJjLh/g)
Endgame malicious (high confidence)
Sophos Mal/Generic-S
Comodo Malware@#3v13sehq3v075
F-Secure Trojan.TR/AD.MalwareCrypter.qbunp
DrWeb Trojan.PWS.Stealer.24298
VIPRE Trojan.Win32.Generic!BT
TrendMicro TROJ_GEN.R020C0WJH19
McAfee-GW-Edition BehavesLike.Win32.Generic.tc
Emsisoft Trojan.GenericKD.41899419 (B)
Ikarus Trojan-Ransom.GandCrab
Cyren W32/Trojan.DIWJ-1219
Webroot W32.Chapak.Eatw
Avira TR/AD.MalwareCrypter.qbunp
Antiy-AVL Trojan/Win32.Chapak
Microsoft Trojan:Win32/Casdet!rfn
Arcabit Trojan.Generic.D27F559B
ZoneAlarm Trojan.Win32.Chapak.eatw
AhnLab-V3 Trojan/Win32.Chapak.C3517361
Acronis suspicious
ALYac Trojan.Agent.Casur
MAX malware (ai score=87)
Ad-Aware Trojan.GenericKD.41899419
Cylance Unsafe
Panda Trj/CI.A
ESET-NOD32 a variant of Win32/Injector.EIOZ
TrendMicro-HouseCall TROJ_GEN.R020C0WJH19
Fortinet W32/Chapak.EATW!tr
AVG Win32:Malware-gen
Paloalto generic.ml
Qihoo-360 HEUR/QVM10.2.91A3.Malware.Gen

How to remove Trojan:Win32/Casdet!rfn 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 install-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.

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Wait for the Anti-Malware scan to complete.

GridinSoft Anti-Malware will automatically start scanning your system for Trojan:Win32/Casdet!rfn 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:Win32/Casdet!rfn 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: http://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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