VirTool:Win32/Obfuscator.ADU

What is VirTool:Win32/Obfuscator.ADU infection?

In this short article you will certainly locate concerning the definition of VirTool:Win32/Obfuscator.ADU and also its unfavorable effect on your computer. Such ransomware are a kind of malware that is specified by on the internet fraudulences to require paying the ransom by a victim.

In the majority of the cases, VirTool:Win32/Obfuscator.ADU infection will certainly advise its victims to initiate funds move for the objective of reducing the effects of the amendments that the Trojan infection has introduced to the victim’s device.

VirTool:Win32/Obfuscator.ADU Summary

These modifications can be as adheres to:

  • 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;
  • A process created a hidden window;
  • Uses Windows utilities for basic functionality;
  • Executed a process and injected code into it, probably while unpacking;
  • Steals private information from local Internet browsers;
  • Exhibits behavior characteristic of Pony malware;
  • Collects information about installed applications;
  • Harvests credentials from local FTP client softwares;
  • Harvests information related to installed mail clients;
  • Ciphering the documents located on the sufferer’s hard disk drive — so the target can no longer make use of the data;
  • Preventing routine 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.

VirTool:Win32/Obfuscator.ADU

One of the most regular networks whereby VirTool:Win32/Obfuscator.ADU Trojans are infused are:

  • By ways of phishing emails;
  • As a consequence of user winding up on a resource that organizes a destructive software program;

As quickly as the Trojan is efficiently infused, it will certainly either cipher the data on the sufferer’s computer or avoid the device from operating in a correct way – while likewise placing a ransom note that states the need for the victims to impact the settlement for the function of decrypting the records or bring back the data system back to the preliminary problem. In a lot of instances, the ransom money note will certainly show up when the client restarts the PC after the system has actually currently been harmed.

VirTool:Win32/Obfuscator.ADU distribution networks.

In different corners of the globe, VirTool:Win32/Obfuscator.ADU expands by leaps and bounds. Nonetheless, the ransom money notes and methods of extorting the ransom amount might vary depending upon specific local (regional) settings. The ransom money notes as well as methods of obtaining the ransom quantity might vary depending on specific local (regional) setups.

Ransomware injection

For instance:

    Faulty notifies concerning unlicensed software.

    In certain areas, the Trojans commonly wrongfully report having actually discovered some unlicensed applications made it possible for on the victim’s device. The sharp after that demands the individual to pay the ransom money.

    Faulty declarations regarding illegal content.

    In nations where software piracy is much less popular, this technique is not as efficient for the cyber frauds. Conversely, the VirTool:Win32/Obfuscator.ADU popup alert might falsely claim to be originating from a law enforcement institution as well as will report having located youngster pornography or various other illegal data on the device.

    VirTool:Win32/Obfuscator.ADU popup alert may incorrectly claim to be obtaining from a legislation enforcement institution and will certainly report having located child pornography or other unlawful information on the device. The alert will likewise contain a requirement for the user to pay the ransom.

Technical details

File Info:

crc32: 6428428Fmd5: bdb93f28da987675828ac36e2fcab68fname: BDB93F28DA987675828AC36E2FCAB68F.mlwsha1: bdcce8fa987b2d5d72e2258f23cabb2a27aa1adbsha256: 7bdb83171853f698da2ce1238256b65d589a3c67c511885b77cb67218b6d4adbsha512: e42d439cad8ad3877dc4d8b62f00f600a4f994a408da6a3dce19f601e5fd272ae5556fbb03fd126f4004e05f7ccae1886d8b23c57710f85359d820f4617e5dd9ssdeep: 6144:YyA0RfgwyipvbYA+YC1GAiL9GvvqydpRlbydJ3ArV81iug6U7v:YkRfgwyipzYA+YwvJfydlA27g77vtype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

VirTool:Win32/Obfuscator.ADU also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Riskware ( 0040eff71 )
Elastic malicious (high confidence)
DrWeb Trojan.PWS.Multi.911
Cynet Malicious (score: 100)
Cylance Unsafe
Zillya Trojan.Blocker.Win32.2962
Sangfor Hacktool.Win32.Obfuscator.ADU
CrowdStrike win/malicious_confidence_60% (D)
Alibaba VirTool:Win32/Obfuscator.8d42eabe
K7GW Riskware ( 0040eff71 )
ESET-NOD32 a variant of Win32/Injector.AAKR
APEX Malicious
Avast Win32:Trojan-gen
Kaspersky HEUR:Trojan.Win32.Generic
NANO-Antivirus Trojan.Win32.Multi.cvknqk
ViRobot Trojan.Win32.A.Bublik.870912
Sophos Mal/Generic-S
Comodo Malware@#2saloq43tdg15
BitDefenderTheta AI:Packer.16D7F9FA19
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition PWS-Zbot-FAGP!BDB93F28DA98
FireEye Generic.mg.bdb93f28da987675
Avira TR/Obfuscate.adu.1
eGambit Generic.Malware
Kingsoft Win32.Troj.Undef.(kcloud)
Microsoft VirTool:Win32/Obfuscator.ADU
AegisLab Trojan.Win32.Generic.4!c
ZoneAlarm HEUR:Trojan.Win32.Generic
AhnLab-V3 Trojan/Win32.Lmirhack.C7533
McAfee PWS-Zbot-FAGP!BDB93F28DA98
MAX malware (ai score=100)
VBA32 Trojan.Chisburg
Malwarebytes Malware.AI.3734395387
Panda Trj/Agent.MIZ
Rising Ransom.Blocker!8.12A (CLOUD)
Ikarus Trojan-Ransom.Blocker
Fortinet W32/Generic.AC.2552C0!tr
AVG Win32:Trojan-gen
Qihoo-360 Win32/Trojan.Generic.HwUByscA

How to remove VirTool:Win32/Obfuscator.ADU 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 VirTool:Win32/Obfuscator.ADU 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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