TrojanDownloader:Win32/Dalexis.F

Written by Robert Bailey

What is TrojanDownloader:Win32/Dalexis.F infection?

In this article you will certainly locate concerning the interpretation of TrojanDownloader:Win32/Dalexis.F as well as its negative influence on your computer. Such ransomware are a form of malware that is specified by on the internet frauds to demand paying the ransom by a sufferer.

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In the majority of the situations, TrojanDownloader:Win32/Dalexis.F ransomware will advise its sufferers to initiate funds transfer for the objective of counteracting the amendments that the Trojan infection has actually introduced to the sufferer’s device.

TrojanDownloader:Win32/Dalexis.F Summary

These modifications can be as adheres to:

  • 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.
  • Attempts to connect to a dead IP:Port (5 unique times);
  • 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.

  • Performs some HTTP requests;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the papers found on the target’s hard disk — so the sufferer can no more use 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
z.whorecord.xyz Ransom-CTB.gen
a.tomx.xyz Ransom-CTB.gen
sintjoep.nl Ransom-CTB.gen
stocksandstares.co.uk Ransom-CTB.gen
amberaffair.org.au Ransom-CTB.gen
pupillenwijhe92.nl Ransom-CTB.gen
sompex.de Ransom-CTB.gen
scottwall.com Ransom-CTB.gen
bmws1vc.altervista.org Ransom-CTB.gen

TrojanDownloader:Win32/Dalexis.F

One of the most regular networks whereby TrojanDownloader:Win32/Dalexis.F are injected are:

  • By methods of phishing e-mails;
  • As a consequence of individual ending up on a source that organizes a destructive software;

As quickly as the Trojan is effectively injected, it will either cipher the information on the target’s computer or prevent the gadget from operating in a proper way – while likewise putting a ransom note that points out the requirement for the victims to effect the payment for the function of decrypting the records or recovering the data system back to the initial problem. In most instances, the ransom money note will show up when the customer reboots the PC after the system has actually already been harmed.

TrojanDownloader:Win32/Dalexis.F circulation channels.

In numerous edges of the world, TrojanDownloader:Win32/Dalexis.F expands by leaps and also bounds. Nonetheless, the ransom money notes and also techniques of obtaining the ransom amount might differ depending on certain neighborhood (regional) settings. The ransom money notes as well as tricks of extorting the ransom money quantity might vary depending on specific regional (local) setups.

Ransomware injection

For example:

    Faulty notifies concerning unlicensed software.

    In specific areas, the Trojans often wrongfully report having detected some unlicensed applications enabled on the target’s tool. The alert then requires the individual to pay the ransom.

    Faulty statements regarding unlawful material.

    In nations where software application piracy is much less prominent, this method is not as reliable for the cyber fraudulences. Additionally, the TrojanDownloader:Win32/Dalexis.F popup alert may incorrectly claim to be originating from a police organization and also will report having located kid porn or other illegal information on the gadget.

    TrojanDownloader:Win32/Dalexis.F popup alert may wrongly claim to be obtaining from a regulation enforcement establishment as well as will certainly report having located kid pornography or various other prohibited information on the gadget. The alert will likewise contain a demand for the individual to pay the ransom.

Technical details

File Info:

crc32: DB3089F7
md5: 7881b8fc637db2c3264174b597810ebe
name: 7881B8FC637DB2C3264174B597810EBE.mlw
sha1: 5607bf00991a5316c1e32e4d32e6d2a051ee9df7
sha256: 1f08b4187c160f1ba81b6dd010eb29237842b3db258a0f5cee3680ac79e1b0f0
sha512: fd1ec1ad508c7b6161fce22b89b80a2da42703a97f506f1e638e9d7c13ea327de876aa6842318ecbaf993e8693f1144242f24cf23f7aab11387f5d40a6aa6a00
ssdeep: 768:PZtRyqYA+PwyEsbqUaeMt6/ofx5ewlCojFP:PZ3yqYA+PwypqUaPUU7ewg
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

TrojanDownloader:Win32/Dalexis.F also known as:

GridinSoft Trojan.Ransom.Gen
Elastic malicious (high confidence)
MicroWorld-eScan Trojan.Agent.BIZO
FireEye Generic.mg.7881b8fc637db2c3
CAT-QuickHeal TrojanDwnldr.Dalexies.F4
McAfee Ransom-CTB.gen
Cylance Unsafe
Zillya Downloader.CTBLockerGen.Win32.1
K7AntiVirus Trojan ( 004be5001 )
BitDefender Trojan.Agent.BIZO
K7GW Trojan ( 004be5001 )
Cybereason malicious.c637db
Baidu Win32.Trojan.Elenoocka.a
Cyren W32/Elenoocka.C.gen!Eldorado
Symantec Downloader.Ponik!gen9
APEX Malicious
Avast Win32:GenMalicious-JWL [Trj]
Kaspersky Trojan-Downloader.Win32.Cabby.cemy
Alibaba TrojanDownloader:Win32/Cabby.f6e8bb7a
NANO-Antivirus Trojan.Win32.Cabby.dqngqj
ViRobot Trojan.Win32.Downloader.77824.JK
Rising Trojan.Win32.CTB.i (RDMK:cmRtazq/QJkYOGqIDpdwGtbp2dwu)
Ad-Aware Trojan.Agent.BIZO
Sophos ML/PE-A + Troj/Agent-AMNP
Comodo TrojWare.Win32.TrojanDownloader.Elenoocka.BADA@5pa6l9
F-Secure Trojan.TR/Cabhot.vuze
DrWeb Trojan.Upatre.208
VIPRE Trojan-Downloader.Win32.Dalexis
McAfee-GW-Edition BehavesLike.Win32.Emotet.lt
Emsisoft Trojan.Agent.BIZO (B)
Ikarus Trojan-Ransom.CTBLocker
GData Trojan.Agent.BIZO
Jiangmin TrojanDownloader.Cabby.uk
Avira TR/Cabhot.vuze
MAX malware (ai score=81)
Antiy-AVL Trojan[Downloader]/Win32.Cabby
Arcabit Trojan.Agent.BIZO
SUPERAntiSpyware Trojan.Agent/Gen-Kryptik
ZoneAlarm Trojan-Downloader.Win32.Cabby.cemy
Microsoft TrojanDownloader:Win32/Dalexis.F
Cynet Malicious (score: 100)
AhnLab-V3 Win-Trojan/CTBLocker.Gen
Acronis suspicious
ALYac Trojan.Agent.BIZO
VBA32 BScope.Trojan.Zbot.2312
Malwarebytes Trojan.Agent.ED
Panda Trj/Ransom.BH
ESET-NOD32 Win32/TrojanDownloader.Elenoocka.C
TrendMicro-HouseCall TROJ_DALEXIS.SMN
Tencent Trojan.Win32.Cabby.cemya
Yandex Trojan.GenAsa!dtl5pieHMpo
SentinelOne Static AI – Malicious PE
eGambit Unsafe.AI_Score_88%
Fortinet W32/Elenoocka.C!tr.dldr
AVG Win32:GenMalicious-JWL [Trj]
CrowdStrike win/malicious_confidence_100% (D)
Qihoo-360 Win32/Trojan.Downloader.462

How to remove TrojanDownloader:Win32/Dalexis.F 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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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.

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Press “Install” button.

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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 TrojanDownloader:Win32/Dalexis.F 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.

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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 TrojanDownloader:Win32/Dalexis.F 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/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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