Ransom:Win32/Wadhrama.A!rsm

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

What is Ransom:Win32/Wadhrama.A!rsm infection?

In this short article you will certainly discover regarding the definition of Ransom:Win32/Wadhrama.A!rsm as well as its negative effect on your computer. Such ransomware are a type of malware that is elaborated by online fraudulences to require paying the ransom by a sufferer.

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In the majority of the instances, Ransom:Win32/Wadhrama.A!rsm infection will certainly advise its victims to initiate funds move for the function of reducing the effects of the changes that the Trojan infection has actually presented to the sufferer’s gadget.

Ransom:Win32/Wadhrama.A!rsm Summary

These alterations can be as follows:

  • 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.
  • 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.

  • Executed a process and injected code into it, probably while unpacking;
  • 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 situated on the victim’s hard disk — so the sufferer can no longer make use of the information;
  • Preventing regular access 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.

Ransom:Win32/Wadhrama.A!rsm

The most common networks through which Ransom:Win32/Wadhrama.A!rsm Trojans are infused are:

  • By ways of phishing e-mails;
  • As a consequence of customer winding up on a resource that organizes a destructive software program;

As soon as the Trojan is effectively infused, it will either cipher the information on the target’s PC or avoid the tool from operating in a correct way – while likewise placing a ransom note that discusses the requirement for the victims to effect the payment for the objective of decrypting the files or bring back the documents system back to the initial problem. In most instances, the ransom money note will certainly show up when the client reboots the PC after the system has already been harmed.

Ransom:Win32/Wadhrama.A!rsm circulation networks.

In numerous corners of the globe, Ransom:Win32/Wadhrama.A!rsm grows by leaps and also bounds. Nevertheless, the ransom notes and methods of extorting the ransom money quantity may vary relying on specific neighborhood (regional) settings. The ransom money notes and also tricks of extorting the ransom quantity might vary depending on specific neighborhood (regional) settings.

Ransomware injection

For instance:

    Faulty signals about unlicensed software.

    In particular locations, the Trojans typically wrongfully report having actually identified some unlicensed applications enabled on the sufferer’s device. The sharp then demands the user to pay the ransom money.

    Faulty declarations concerning prohibited content.

    In nations where software piracy is much less prominent, this technique is not as efficient for the cyber fraudulences. Conversely, the Ransom:Win32/Wadhrama.A!rsm popup alert might incorrectly claim to be deriving from a police establishment and also will certainly report having situated youngster porn or various other illegal information on the gadget.

    Ransom:Win32/Wadhrama.A!rsm popup alert may wrongly declare to be deriving from a regulation enforcement establishment and also will certainly report having situated kid porn or various other illegal information on the device. The alert will likewise consist of a need for the customer to pay the ransom money.

Technical details

File Info:

crc32: AF1212AD
md5: fc65b26f64d13bc8369a013a15c60579
name: FC65B26F64D13BC8369A013A15C60579.mlw
sha1: 00954454f8e3a3d761aa050aee0bca3e20fc3dd7
sha256: f204f50deb71100ceff5d771032eb195903a6b5ca31687e5b8c31e22d9669eed
sha512: 3d179654e7a3d5ee44dbe917a057f7b72ad509ee0cbe133e016f7232001b1b714970f1a2f6de9e99cdcc4584a0752ab295240f3524afe0eb8960ac1012e69869
ssdeep: 6144:nnxwZp7GARGYOWdG2ofl+gEt6HYXBo+lG:nxoRpOM/OBE/o+
type: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

0: [No Data]

Ransom:Win32/Wadhrama.A!rsm also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware1
Elasticmalicious (high confidence)
MicroWorld-eScanGen:Variant.Ransom.Cerber.376
CAT-QuickHealRansom.Crysis.A5
Qihoo-360Win32/Trojan.Generic.HwsBueUA
ALYacTrojan.Ransom.Wallet
CylanceUnsafe
VIPRETrojan.Win32.Generic!BT
SangforTrojan.Win32.Save.a
K7AntiVirusTrojan ( 00500d011 )
BitDefenderGen:Variant.Ransom.Cerber.376
K7GWTrojan ( 00500d011 )
Cybereasonmalicious.f64d13
SymantecPacked.Generic.511
APEXMalicious
AvastWin32:Rootkit-gen [Rtk]
KasperskyHEUR:Trojan.Win32.Generic
NANO-AntivirusTrojan.Win32.Crusis.eovoio
AegisLabTrojan.Win32.Crusis.j!c
RisingMalware.Obscure/Heur!1.9E03 (CLOUD)
Ad-AwareGen:Variant.Ransom.Cerber.376
EmsisoftGen:Variant.Ransom.Cerber.376 (B)
ComodoMalware@#22non852mue3n
F-SecureHeuristic.HEUR/AGEN.1121753
DrWebTrojan.Encoder.10317
ZillyaTrojan.Crusis.Win32.323
TrendMicroRansom_CRYSIS.F117EG
McAfee-GW-EditionBehavesLike.Win32.TrojanAitInject.cc
FireEyeGeneric.mg.fc65b26f64d13bc8
SophosMal/Cerber-U
SentinelOneStatic AI – Suspicious PE
JiangminTrojan.Crusis.jd
WebrootW32.Trojan.Gen
AviraHEUR/AGEN.1121753
MAXmalware (ai score=85)
Antiy-AVLTrojan[Ransom]/Win32.Crusis
KingsoftWin32.Troj.Undef.(kcloud)
MicrosoftRansom:Win32/Wadhrama.A!rsm
ArcabitTrojan.Ransom.Cerber.376
ZoneAlarmHEUR:Trojan.Win32.Generic
GDataGen:Variant.Ransom.Cerber.376
CynetMalicious (score: 100)
AhnLab-V3Trojan/Win32.Crusis.C1960470
McAfeeArtemis!FC65B26F64D1
VBA32Hoax.Crusis
MalwarebytesMalware.Heuristic.1003
PandaTrj/Genetic.gen
ESET-NOD32Win32/Filecoder.Crysis.L
TrendMicro-HouseCallRansom_CRYSIS.F117EG
TencentMalware.Win32.Gencirc.11499032
YandexTrojan.Filecoder!2ciGsm44yFY
IkarusTrojan.Win32.Filecoder
eGambitUnsafe.AI_Score_99%
FortinetW32/Generic.AP.D5232!tr
BitDefenderThetaGen:NN.ZexaF.34590.mmJfaiQfY5om
AVGWin32:Rootkit-gen [Rtk]
Paloaltogeneric.ml
CrowdStrikewin/malicious_confidence_60% (D)

How to remove Ransom:Win32/Wadhrama.A!rsm 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

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 Ransom:Win32/Wadhrama.A!rsm 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:

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If the guide doesn’t help you to remove Ransom:Win32/Wadhrama.A!rsm 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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