TrojanDownloader:Win32/Dalexis!rfn!rfn

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

What is TrojanDownloader:Win32/Dalexis!rfn!rfn infection?

In this article you will certainly discover concerning the meaning of TrojanDownloader:Win32/Dalexis!rfn!rfn and its negative impact on your computer system. Such ransomware are a kind of malware that is clarified by on-line fraudulences to demand paying the ransom by a victim.

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Most of the cases, TrojanDownloader:Win32/Dalexis!rfn!rfn ransomware will advise its targets to start funds move for the purpose of counteracting the modifications that the Trojan infection has actually introduced to the sufferer’s tool.

TrojanDownloader:Win32/Dalexis!rfn!rfn 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.
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Exhibits possible ransomware file modification behavior;
  • Writes a potential ransom message to disk;
  • Creates a known Maktub ransomware decryption instruction / key file.;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the papers found on the sufferer’s disk drive — so the sufferer can no longer use the data;
  • Preventing regular 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.

TrojanDownloader:Win32/Dalexis!rfn!rfn

The most typical channels through which TrojanDownloader:Win32/Dalexis!rfn!rfn Ransomware Trojans are injected are:

  • By methods of phishing emails;
  • As a consequence of user winding up on a resource that holds a destructive software;

As soon as the Trojan is successfully infused, it will certainly either cipher the information on the sufferer’s computer or prevent the device from functioning in an appropriate fashion – while additionally positioning a ransom money note that discusses the requirement for the victims to effect the payment for the function of decrypting the papers or bring back the data system back to the first condition. In many circumstances, the ransom money note will come up when the client restarts the COMPUTER after the system has currently been damaged.

TrojanDownloader:Win32/Dalexis!rfn!rfn distribution networks.

In various corners of the world, TrojanDownloader:Win32/Dalexis!rfn!rfn expands by jumps and bounds. Nonetheless, the ransom money notes and tricks of extorting the ransom quantity may differ depending upon specific local (regional) setups. The ransom notes and methods of obtaining the ransom amount might differ depending on specific local (regional) settings.

Ransomware injection

For example:

    Faulty informs concerning unlicensed software.

    In particular locations, the Trojans often wrongfully report having actually discovered some unlicensed applications enabled on the victim’s device. The alert after that requires the customer to pay the ransom.

    Faulty statements concerning illegal content.

    In nations where software application piracy is much less preferred, this technique is not as efficient for the cyber fraudulences. Conversely, the TrojanDownloader:Win32/Dalexis!rfn!rfn popup alert may falsely declare to be originating from a law enforcement establishment as well as will report having located child pornography or other unlawful data on the device.

    TrojanDownloader:Win32/Dalexis!rfn!rfn popup alert might wrongly declare to be deriving from a legislation enforcement institution and will report having situated youngster pornography or other unlawful data on the gadget. The alert will in a similar way have a need for the customer to pay the ransom.

Technical details

File Info:

crc32: 3E161F04
md5: bb8cd5df2be7e8bcc5be439675b3d0a2
name: BB8CD5DF2BE7E8BCC5BE439675B3D0A2.mlw
sha1: 627ac60f64974d5caaf81c2de8ca0977c91f4219
sha256: d351ac17dc0d9476ef029484a165f99e258f546bba2d619b1c6485cb8875ac7a
sha512: 57031eb7d7b2c27d7ecacdc085d07065ced46a742128f9818f62c9fe6633c31aa8eb20ffc52c8415613787946060f5a6b5adf8b977d5ca4fed9656233ebd9cfa
ssdeep: 6144:tnzQnu/cmM1oSigOQT2F8U92Iu7DMVQZhWLvLRXdYX9ji+uhi2PsrhY:hzQnkM1oSiBGI8bxn5m6i+uo20tY
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

TrojanDownloader:Win32/Dalexis!rfn!rfn also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetectVM.malware1
Elasticmalicious (high confidence)
ClamAVWin.Malware.Cabby-6803812-0
FireEyeGeneric.mg.bb8cd5df2be7e8bc
McAfeeGenericRXAR-RE!BB8CD5DF2BE7
VIPRETrojan.Win32.Generic!BT
SangforMalware
K7AntiVirusTrojan ( 0055e3ef1 )
BitDefenderTrojan.Agent.CCGV
K7GWTrojan ( 0055e3ef1 )
Cybereasonmalicious.f2be7e
BaiduWin32.Trojan.Agent.awh
CyrenW32/Trojan.RLTC-3878
APEXMalicious
AvastWin32:Filecoder-AD [Trj]
CynetMalicious (score: 100)
KasperskyTrojan-Downloader.Win32.Cabby.zipxi
NANO-AntivirusTrojan.Win32.Cabby.ejsael
MicroWorld-eScanTrojan.Agent.CCGV
RisingRansom.MaktubLocker!1.B2ED (CLASSIC)
Ad-AwareTrojan.Agent.CCGV
SophosMal/Generic-S
ComodoTrojWare.Win32.Cabby.SA@6twhrl
F-SecureTrojan.TR/Crypt.ZPACK.Gen7
DrWebTrojan.Encoder.7386
ZillyaDownloader.Cabby.Win32.1866
TrendMicroRansom.Win32.MATUBLOCKER.SMTH
McAfee-GW-EditionBehavesLike.Win32.Emotet.fc
EmsisoftTrojan.Agent.CCGV (B)
SentinelOneStatic AI – Malicious PE
JiangminTrojanDownloader.Cabby.coy
AviraTR/Crypt.ZPACK.Gen7
MAXmalware (ai score=88)
Antiy-AVLTrojan[Downloader]/Win32.Cabby
MicrosoftTrojanDownloader:Win32/Dalexis!rfn!rfn
GridinsoftTrojan.Win32.Downloader.sb!s1
ArcabitTrojan.Agent.CCGV
SUPERAntiSpywareTrojan.Agent/Gen-Crypt
ZoneAlarmTrojan-Downloader.Win32.Cabby.zipxi
GDataTrojan.Agent.CCGV
AhnLab-V3Trojan/Win32.Locky.R192278
Acronissuspicious
BitDefenderThetaGen:NN.ZexaF.34780.xqW@aiUK6jbi
ALYacTrojan.Agent.CCGV
TACHYONTrojan-Downloader/W32.Cabby.379904
VBA32BScope.TrojanDownloader.Gootkit
MalwarebytesRansom.MaktubLocker
PandaTrj/Genetic.gen
ESET-NOD32Win32/Filecoder.MaktubLocker.B
TrendMicro-HouseCallRansom.Win32.MATUBLOCKER.SMTH
TencentMalware.Win32.Gencirc.10b27092
YandexTrojan.GenAsa!jIt9QWjtyVA
IkarusTrojan.FileCryptor
eGambitUnsafe.AI_Score_99%
FortinetW32/MaktubLocker.B!tr
AVGWin32:Filecoder-AD [Trj]
CrowdStrikewin/malicious_confidence_100% (D)
Qihoo-360HEUR/QVM10.1.C3DB.Malware.Gen

How to remove TrojanDownloader:Win32/Dalexis!rfn!rfn ransomware?

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 TrojanDownloader:Win32/Dalexis!rfn!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:

Full version of GridinSoft

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If the guide doesn’t help you to remove TrojanDownloader:Win32/Dalexis!rfn!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: 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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