Backdoor:Win32/RDPopen.A

What is Backdoor:Win32/RDPopen.A infection?

In this article you will certainly locate regarding the definition of Backdoor:Win32/RDPopen.A as well as its unfavorable influence on your computer system. Such ransomware are a kind of malware that is elaborated by on-line fraudulences to require paying the ransom by a victim.

In the majority of the instances, Backdoor:Win32/RDPopen.A ransomware will certainly instruct its victims to start funds move for the function of reducing the effects of the modifications that the Trojan infection has introduced to the victim’s gadget.

Backdoor:Win32/RDPopen.A Summary

These alterations 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.
  • Injection (inter-process);
  • Injection (Process Hollowing);
  • 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.
  • Possible date expiration check, exits too soon after checking local time;
  • 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.

  • Drops a binary and executes it. Trojan-Downloader installs itself to the system and waits until an Internet connection becomes available to connect to a remote server or website in order to download additional malware onto the infected computer.
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Uses Windows utilities for basic functionality;
  • Executed a process and injected code into it, probably while unpacking;
  • Deletes its original binary from disk;
  • Attempts to repeatedly call a single API many times in order to delay analysis time. This significantly complicates the work of the virus analyzer. Typical malware tactics!
  • Installs itself for autorun at Windows startup. There is simple tactic using the Windows startup folder located at:
    C:\Users\[user-name]\AppData\Roaming\Microsoft\Windows\StartMenu\Programs\Startup. Shortcut links (.lnk extension) placed in this folder will cause Windows to launch the application each time [user-name] logs into Windows.

    The registry run keys perform the same action, and can be located in different locations:

    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce
  • Attempts to modify browser security settings;
  • Creates a copy of itself;
  • Attempts to disable browser security warnings;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the papers found on the target’s hard disk drive — so the target can no more utilize the data;
  • Preventing routine accessibility to the sufferer’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.

Backdoor:Win32/RDPopen.A

The most typical channels whereby Backdoor:Win32/RDPopen.A are injected are:

  • By ways of phishing e-mails;
  • As a consequence of user winding up on a resource that holds a harmful software program;

As soon as the Trojan is successfully infused, it will either cipher the data on the victim’s PC or prevent the gadget from operating in an appropriate fashion – while additionally putting a ransom money note that states the need for the targets to impact the repayment for the objective of decrypting the documents or restoring the data system back to the initial problem. In most circumstances, the ransom note will certainly come up when the customer restarts the COMPUTER after the system has already been harmed.

Backdoor:Win32/RDPopen.A distribution channels.

In different corners of the world, Backdoor:Win32/RDPopen.A expands by jumps as well as bounds. Nevertheless, the ransom notes and techniques of extorting the ransom amount might vary depending on particular neighborhood (local) settings. The ransom money notes and also techniques of extorting the ransom money quantity might differ depending on certain regional (local) settings.

Ransomware injection

For instance:

    Faulty signals regarding unlicensed software program.

    In specific areas, the Trojans commonly wrongfully report having identified some unlicensed applications allowed on the target’s device. The alert then requires the customer to pay the ransom.

    Faulty declarations concerning illegal web content.

    In nations where software program piracy is much less prominent, this technique is not as effective for the cyber frauds. Additionally, the Backdoor:Win32/RDPopen.A popup alert might wrongly claim to be originating from a police establishment as well as will report having located child pornography or other unlawful data on the device.

    Backdoor:Win32/RDPopen.A popup alert may incorrectly declare to be acquiring from a regulation enforcement institution and also will certainly report having situated kid pornography or other prohibited data on the tool. The alert will likewise contain a requirement for the customer to pay the ransom money.

Technical details

File Info:

crc32: 12074DB4md5: 7e9d954e7c74d0d0a3a3094d68e8f841name: 7E9D954E7C74D0D0A3A3094D68E8F841.mlwsha1: cb1f10f9828a9bc8360e50db1ae0b1597e82755esha256: 015d78136a78063c8c9e8dfd346cc2d2a4fa60d769f72ddc1ebebbc789c51990sha512: ae2d2c18f3fba5841f76fcef0e41f4ad7f8135cd04a4ce8cd87d334f1daa3c3983aec4c2e986f1f741e0ffc187140a7008b0777c369b19d2384095ec3d4e42f0ssdeep: 3072:NaJmYHKPBM7oAuV5jBvg6goUf0zoPZirgxsY3S6orCBB/814GtUKjixzyF0:NYK5M7oAI5ZgjpftniiAC7lxxzy+type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright 1994-2007 Mindjet LLC, U.S.A. All rights reserved.InternalName: MindManagerFileVersion: 10.2.209CompanyName: MindjetLegalTrademarks: MindManager is a registered trademark of Mindjet LLC.Comments: MindManager 7ProductName: MindManagerOLESelfRegister: 1Edition: for WindowsProductVersion: 10.2.209FileDescription: Mindjet MindManager 2012OriginalFilename: MindManager.exeTranslation: 0x0409 0x04b0

Backdoor:Win32/RDPopen.A also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
Elastic malicious (high confidence)
DrWeb Trojan.FakeAV.11616
McAfee Generic.emx
Cylance Unsafe
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_90% (W)
Alibaba Ransom:Win32/Blocker.0c1bcffb
K7GW Trojan ( 0055e3991 )
K7AntiVirus Trojan ( 0055e3991 )
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Injector.APLH
APEX Malicious
Avast Win32:VBCrypt-CRH [Trj]
Cynet Malicious (score: 100)
Kaspersky Trojan-Ransom.Win32.Blocker.cqoe
BitDefender Trojan.GenericKD.34938741
NANO-Antivirus Trojan.Win32.Blocker.cvwtgk
MicroWorld-eScan Trojan.GenericKD.34938741
Tencent Win32.Trojan.Blocker.Aljh
Ad-Aware Trojan.GenericKD.34938741
Sophos ML/PE-A + Troj/VB-IDS
Comodo Malware@#2pmxhsbgvb255
F-Secure Trojan.TR/Dropper.Gen
BitDefenderTheta Gen:NN.ZevbaF.34608.jm0@aGKPSdli
VIPRE Trojan.Win32.Generic!BT
TrendMicro TROJ_SPNR.04K513
McAfee-GW-Edition BehavesLike.Win32.Generic.cc
FireEye Generic.mg.7e9d954e7c74d0d0
Emsisoft Trojan.GenericKD.34938741 (B)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan/Blocker.mdd
Webroot Trojan.Dropper.Gen
Avira TR/Dropper.Gen
eGambit Unsafe.AI_Score_99%
Antiy-AVL Trojan[Ransom]/Win32.Blocker
Kingsoft Win32.Troj.Generic_a.a.(kcloud)
Microsoft Backdoor:Win32/RDPopen.A
Arcabit Trojan.Generic.D2151F75
AegisLab Trojan.Win32.Blocker.j!c
ZoneAlarm Trojan-Ransom.Win32.Blocker.cqoe
GData Trojan.GenericKD.34938741
AhnLab-V3 Trojan/Win32.Blocker.C1120684
VBA32 Hoax.Blocker
MAX malware (ai score=100)
Malwarebytes Generic.Malware/Suspicious
Panda Trj/Dtcontx.I
TrendMicro-HouseCall TROJ_SPNR.04K513
Rising Ransom.Blocker!8.12A (CLOUD)
Yandex Trojan.GenAsa!yUZ/0FHkO6c
Ikarus Trojan.Dropper
Fortinet W32/Blocker.CQOE!tr
AVG Win32:VBCrypt-CRH [Trj]
Paloalto generic.ml
Qihoo-360 Win32/Ransom.Blocker.HgIASOoA

How to remove Backdoor:Win32/RDPopen.A virus?

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 Backdoor:Win32/RDPopen.A 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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