Ransom:Win32/Wadhrama!rfn
Emma Terry What is Ransom:Win32/Wadhrama!rfn infection?
In this short article you will discover regarding the definition of Ransom:Win32/Wadhrama!rfn as well as its adverse effect on your computer. Such ransomware are a form of malware that is specified by on the internet scams to demand paying the ransom money by a victim.
Most of the cases, Ransom:Win32/Wadhrama!rfn infection will certainly advise its targets to start funds transfer for the purpose of neutralizing the modifications that the Trojan infection has presented to the sufferer’s gadget.
Ransom:Win32/Wadhrama!rfn 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.
- A process attempted to delay the analysis task.;
- Repeatedly searches for a not-found process, may want to run with startbrowser=1 option;
- 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.
- The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
- The executable is compressed using UPX;
- Attempts to delete volume shadow copies;
- 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
- Exhibits possible ransomware file modification behavior;
- Creates a hidden or system file. The malware adds the hidden attribute to every file and folder on your system, so it appears as if everything has been deleted from your hard drive.
- Creates a copy of itself;
- Uses suspicious command line tools or Windows utilities;
- Ciphering the papers located on the target’s disk drive — so the victim can no longer use the information;
- Preventing regular accessibility to the target’s workstation;
Ransom:Win32/Wadhrama!rfn
The most common channels whereby Ransom:Win32/Wadhrama!rfn Ransomware are infused are:
- By methods of phishing e-mails. Email phishing is a cyber attack that uses disguised email as a goal is to trick the recipient into believing that the message is something they want or need — a request from their bank, for instance, or a note from someone in their company — and to click a link for download a malware.
- As an effect of individual winding up on a resource that hosts a harmful software;
As soon as the Trojan is efficiently injected, it will certainly either cipher the data on the sufferer’s computer or protect against the tool from functioning in a correct way – while also placing a ransom note that discusses the need for the sufferers to impact the repayment for the function of decrypting the records or recovering the documents system back to the first condition. In the majority of instances, the ransom note will certainly come up when the customer reboots the PC after the system has actually already been damaged.
Ransom:Win32/Wadhrama!rfn circulation channels.
In different corners of the globe, Ransom:Win32/Wadhrama!rfn grows by jumps and also bounds. However, the ransom notes and also tricks of obtaining the ransom money quantity may vary depending on specific local (regional) setups. The ransom money notes and also tricks of extorting the ransom amount might differ depending on specific neighborhood (regional) settings.
As an example:
Faulty informs concerning unlicensed software application.
In particular areas, the Trojans usually wrongfully report having actually detected some unlicensed applications allowed on the target’s tool. The alert then requires the user to pay the ransom money.
Faulty declarations regarding illegal content.
In countries where software application piracy is less popular, this approach is not as reliable for the cyber fraudulences. Alternatively, the Ransom:Win32/Wadhrama!rfn popup alert may falsely declare to be stemming from a police organization as well as will certainly report having located youngster pornography or various other unlawful data on the tool.
Ransom:Win32/Wadhrama!rfn popup alert may incorrectly assert to be deriving from a regulation enforcement organization and will report having located child pornography or various other prohibited information on the gadget. The alert will likewise have a requirement for the customer to pay the ransom money.
Technical details
File Info:
crc32: 48AE5630md5: 924c8526f2219c06c3109760a23b1747name: 924C8526F2219C06C3109760A23B1747.mlwsha1: e2f587fb47f279aae54df960b3cf7a20d89efea9sha256: 777f4e7cd7f0925ba46a091c8ae025703f621a7a64d72c6dd4c21679d5fa3cb1sha512: 9fac053a52f981215f5ee3e8890382f69d3a3de41816956c2513617d089ec5203419f0177ab983a4ac1dfa6f88d6f7dd10bee792fe1377d76ae73c07686490c7ssdeep: 6144:ZKVv+nG7tZh82ms7uK/YhBpCfb/oIr/tIww8G13:ZKVvYG7tZy/Z14fbR/tK8Gptype: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressedVersion Info:
LegalCopyright: Baidu (C) 2007-2015 InternalName: BeepFileVersion: 2.2.7.6CompanyName: BaiduFileDescription: Chepesiuk Cuncil Tp DynLegalTrademarks: Baidu (C) 2007-2015 Comments: Chepesiuk Cuncil Tp DynProductName: BeepLanguages: EnglishProductVersion: 2.2.7.6PrivateBuild: 2.2.7.6OriginalFilename: BeepTranslation: 0x0409 0x04b0
Ransom:Win32/Wadhrama!rfn also known as:
| GridinSoft | Trojan.Ransom.Gen |
| Bkav | W32.AIDetect.malware1 |
| Elastic | malicious (high confidence) |
| MicroWorld-eScan | Gen:Variant.Ransom.Scarab.43 |
| FireEye | Generic.mg.924c8526f2219c06 |
| McAfee | Artemis!924C8526F221 |
| Cylance | Unsafe |
| Sangfor | Trojan.Win32.Save.a |
| K7AntiVirus | Trojan ( 00519f781 ) |
| BitDefender | Gen:Variant.Ransom.Scarab.43 |
| K7GW | Trojan ( 00519f781 ) |
| Cybereason | malicious.6f2219 |
| Symantec | ML.Attribute.HighConfidence |
| APEX | Malicious |
| Paloalto | generic.ml |
| Kaspersky | Trojan-Ransom.Win32.Foreign.oano |
| Alibaba | Ransom:Win32/Foreign.badf1f55 |
| NANO-Antivirus | Trojan.Win32.Kryptik.ffsdfi |
| Rising | Ransom.Foreign!8.292 (CLOUD) |
| Ad-Aware | Gen:Variant.Ransom.Scarab.43 |
| Emsisoft | Gen:Variant.Ransom.Scarab.43 (B) |
| Comodo | Malware@#1b9m05b59jkrk |
| F-Secure | |
| DrWeb | Trojan.Encoder.3953 |
| Zillya | Trojan.Foreign.Win32.58224 |
| McAfee-GW-Edition | BehavesLike.Win32.Dropper.fc |
| Sophos | Mal/Generic-S |
| Ikarus | Trojan-Spy.Remcos |
| Jiangmin | Trojan.Foreign.esm |
| Webroot | W32.Malware.Gen |
| Avira | HEUR/AGEN.1115366 |
| MAX | malware (ai score=99) |
| Antiy-AVL | Trojan[Ransom]/Win32.Foreign |
| Microsoft | Ransom:Win32/Wadhrama!rfn |
| Arcabit | Trojan.Ransom.Scarab.43 |
| AegisLab | Trojan.Win32.Foreign.4!c |
| ZoneAlarm | Trojan-Ransom.Win32.Foreign.oano |
| GData | Gen:Variant.Ransom.Scarab.43 |
| Cynet | Malicious (score: 100) |
| AhnLab-V3 | Malware/Win32.Generic.C2660344 |
| VBA32 | BScope.Trojan.Yakes |
| ALYac | Gen:Variant.Ransom.Scarab.43 |
| Malwarebytes | Malware.Heuristic.1003 |
| Panda | Trj/CI.A |
| ESET-NOD32 | Win32/Filecoder.Crysis.P |
| Tencent | Malware.Win32.Gencirc.114d4b4f |
| Yandex | Trojan.Foreign!ehCzzOa4+fo |
| SentinelOne | Static AI – Malicious PE |
| Fortinet | W32/Crysis.P!tr.ransom |
| BitDefenderTheta | Gen:NN.ZexaF.34590.wmKfaqWaLQii |
| AVG | Win32:Malware-gen |
| Avast | Win32:Malware-gen |
| CrowdStrike | win/malicious_confidence_100% (W) |
| Qihoo-360 | Win32/Trojan.Ransom.bd1 |
How to remove Ransom:Win32/Wadhrama!rfn virus?
There is no better way to recognize, remove and prevent PC threats than to use an anti-malware software from GridinSoft">2.
Download GridinSoft Anti-Malware.
You can download GridinSoft Anti-Malware by clicking the button below:
Download GridinSoft Anti-MalwareRun 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.
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.
Press “Install” button.
Once installed, Anti-Malware will automatically run.
Wait for the Anti-Malware scan to complete.
GridinSoft Anti-Malware will automatically start scanning your system for Ransom:Win32/Wadhrama!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.
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.
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 Anti-Malware
If the guide doesn’t help you to remove Ransom:Win32/Wadhrama!rfn you can always ask me in the comments for getting help.
References
- GridinSoft Anti-Malware Review from HowToFix site:
- More information about GridinSoft products:
