Win32/TrojanDownloader.Delf.DCJ

What is Win32/TrojanDownloader.Delf.DCJ infection?

In this short article you will certainly locate regarding the definition of Win32/TrojanDownloader.Delf.DCJ and also its negative effect on your computer. Such ransomware are a type of malware that is elaborated by on-line scams to demand paying the ransom money by a target.

Most of the situations, Win32/TrojanDownloader.Delf.DCJ infection will advise its sufferers to initiate funds transfer for the objective of neutralizing the modifications that the Trojan infection has actually presented to the target’s gadget.

Win32/TrojanDownloader.Delf.DCJ 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.
  • Presents an Authenticode digital signature;
  • 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.
  • Unconventionial language used in binary resources: Vietnamese;
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • 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 files located on the sufferer’s hard disk — so the victim can no more utilize the information;
  • 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.

Win32/TrojanDownloader.Delf.DCJ

One of the most normal networks through which Win32/TrojanDownloader.Delf.DCJ Ransomware Trojans are injected are:

  • By ways of phishing e-mails;
  • As an effect of customer winding up on a source that holds a destructive software;

As soon as the Trojan is efficiently injected, it will certainly either cipher the data on the target’s computer or protect against the tool from working in an appropriate manner – while likewise placing a ransom note that mentions the need for the sufferers to impact the payment for the function of decrypting the papers or restoring the file system back to the preliminary condition. In most instances, the ransom money note will show up when the client restarts the COMPUTER after the system has already been harmed.

Win32/TrojanDownloader.Delf.DCJ circulation networks.

In different edges of the world, Win32/TrojanDownloader.Delf.DCJ grows by jumps and bounds. However, the ransom money notes and techniques of obtaining the ransom money quantity might differ relying on particular neighborhood (local) settings. The ransom notes and also techniques of extorting the ransom quantity may vary depending on particular neighborhood (local) settings.

Ransomware injection

For instance:

    Faulty notifies about unlicensed software application.

    In specific locations, the Trojans usually wrongfully report having discovered some unlicensed applications enabled on the victim’s gadget. The alert then demands the individual to pay the ransom.

    Faulty declarations regarding illegal web content.

    In nations where software application piracy is much less preferred, this method is not as effective for the cyber frauds. Alternatively, the Win32/TrojanDownloader.Delf.DCJ popup alert might falsely declare to be stemming from a police institution as well as will report having situated child porn or other prohibited data on the gadget.

    Win32/TrojanDownloader.Delf.DCJ popup alert may incorrectly assert to be deriving from a regulation enforcement institution as well as will report having situated kid pornography or other prohibited data on the tool. The alert will in a similar way contain a need for the individual to pay the ransom money.

Technical details

File Info:

crc32: A7B7D19Cmd5: 3477b4351e655fd9472728a95d461331name: 3477B4351E655FD9472728A95D461331.mlwsha1: a8212555fa93bdc24e23f06cd28f9cd684559635sha256: 29c9884d02cba2c6ab0a72af878c9f1c2768d96b912f5847608fc040f5f98083sha512: 4874561a84c6b04c7fc718a3caaf247a8a309630f6026fb039fcdd66ce8b97f29c66ec2f8646bd0c310ced3c2a2ff32c855bf07bb7000354365e98dc0ed23721ssdeep: 12288:gZfbY6IbcKK04S+955Vy7XRVXCP0XbAfX4JxC/eKRKBT:gF8OKfKPcyeUfX4JxCytype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: TTTTTTTT992-2019. All rights reserved.InternalName: TTTTTTTTetWal.exeFileVersion: 10.7.TTTTTTTT79.0CompanyName: TTTTTTTTLegalTrademarks: TTTTTTTTtrademarks of ESET.ProductName: TTTTTTTTalcurityProductVersion: 1TTTTTTTT2.1.34.0FileDescription: eTTTTTTTTtWalOriginalFilename: TTTTTTTTr.exeTranslation: 0x0409 0x04e4

Win32/TrojanDownloader.Delf.DCJ also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetectVM.malware1
DrWeb Trojan.DownLoader36.26314
MicroWorld-eScan Gen:Variant.Zusy.353921
FireEye Generic.mg.3477b4351e655fd9
McAfee Fareit-FZO!3477B4351E65
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
AegisLab Trojan.Win32.Blocker.j!c
Sangfor Malware
K7AntiVirus Trojan-Downloader ( 00570d4e1 )
BitDefender Gen:Variant.Zusy.353921
K7GW Trojan-Downloader ( 00570d4e1 )
CrowdStrike win/malicious_confidence_60% (D)
BitDefenderTheta Gen:NN.ZelphiF.34670.QG2@amo6hLcO
Symantec ML.Attribute.HighConfidence
APEX Malicious
Avast Win32:RATX-gen [Trj]
Kaspersky HEUR:Trojan-Ransom.Win32.Blocker.gen
Alibaba TrojanDownloader:Win32/Blocker.76533d28
ViRobot Trojan.Win32.Z.Zusy.701632
Ad-Aware Gen:Variant.Zusy.353921
Emsisoft Gen:Variant.Zusy.353921 (B)
F-Secure Trojan.TR/Dldr.Delf.udgyj
TrendMicro Ransom_Blocker.R002C0PL920
McAfee-GW-Edition Fareit-FZO!3477B4351E65
Sophos Mal/Generic-S
Ikarus Trojan-Downloader.Win32.Delf
Jiangmin AdWare.Generic.kesv
Avira TR/Dldr.Delf.udgyj
Kingsoft Win32.Troj.Undef.(kcloud)
Microsoft Trojan:Win32/Ymacco.AA29
Gridinsoft Trojan.Win32.Downloader.oa!s1
Arcabit Trojan.Zusy.D56681
ZoneAlarm HEUR:Trojan-Ransom.Win32.Blocker.gen
GData Win32.Trojan-Downloader.DBatLoader.YA1ZNE
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win32.Fareit.R357422
VBA32 BScope.Trojan.Wacatac
MAX malware (ai score=82)
Malwarebytes Trojan.Dropper
Panda Trj/CI.A
ESET-NOD32 Win32/TrojanDownloader.Delf.DCJ
TrendMicro-HouseCall Ransom_Blocker.R002C0PL920
eGambit PE.Heur.InvalidSig
Fortinet W32/Delf.DCJ!tr
AVG Win32:RATX-gen [Trj]
Qihoo-360 Win32/Trojan.Ransom.ed7

How to remove Win32/TrojanDownloader.Delf.DCJ 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 Win32/TrojanDownloader.Delf.DCJ 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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