Win32/Injector.UGW

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

What is Win32/Injector.UGW infection?

In this article you will certainly locate concerning the interpretation of Win32/Injector.UGW and also its negative impact on your computer. Such ransomware are a type of malware that is specified by on-line fraudulences to require paying the ransom by a sufferer.

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Most of the situations, Win32/Injector.UGW virus will certainly advise its victims to start funds move for the purpose of neutralizing the changes that the Trojan infection has actually presented to the target’s tool.

Win32/Injector.UGW 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.
  • Expresses interest in specific running processes;
  • 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;
  • Executed a process and injected code into it, probably while unpacking;
  • 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
  • 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.
  • 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.
  • Attempts to modify Explorer settings to prevent hidden files from being displayed;
  • Ciphering the records found on the victim’s hard disk drive — so the sufferer can no longer utilize the information;
  • Preventing regular access 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.

Win32/Injector.UGW

One of the most common networks whereby Win32/Injector.UGW Ransomware Trojans are injected 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 a repercussion of individual ending up on a resource that holds a malicious software;

As soon as the Trojan is successfully injected, it will either cipher the information on the target’s computer or protect against the gadget from working in a proper fashion – while also putting a ransom money note that points out the demand for the sufferers to impact the repayment for the purpose of decrypting the files or recovering the file system back to the initial problem. In the majority of instances, the ransom money note will certainly turn up when the customer restarts the COMPUTER after the system has actually currently been damaged.

Win32/Injector.UGW circulation channels.

In numerous edges of the world, Win32/Injector.UGW expands by leaps and also bounds. Nevertheless, the ransom notes and also tricks of extorting the ransom money quantity may vary relying on specific regional (local) settings. The ransom notes as well as tricks of obtaining the ransom money quantity might differ depending on certain local (local) setups.

Ransomware injection

For example:

    Faulty notifies concerning unlicensed software program.

    In certain locations, the Trojans often wrongfully report having actually found some unlicensed applications enabled on the victim’s gadget. The alert after that demands the user to pay the ransom.

    Faulty declarations concerning illegal content.

    In countries where software application piracy is less popular, this approach is not as reliable for the cyber frauds. Alternatively, the Win32/Injector.UGW popup alert may incorrectly assert to be originating from a law enforcement institution and also will certainly report having situated youngster porn or other illegal information on the gadget.

    Win32/Injector.UGW popup alert might incorrectly claim to be acquiring from a law enforcement institution as well as will report having situated kid pornography or various other unlawful information on the gadget. The alert will in a similar way contain a requirement for the user to pay the ransom money.

Technical details

File Info:

crc32: 5BD80E6B
md5: d7cc61963680b4e8ff1e404130449c69
name: D7CC61963680B4E8FF1E404130449C69.mlw
sha1: c0d62319ce34fab3dfb0a7631786309c164e9898
sha256: a681b708f069dc8fe38df1cdcfc291dc658ba1ce693196961f629a42d6f86f72
sha512: 7d08214656cd384a858944ac8a54af90cb4d55531dc9fde88cfad3e7ae70cc6522d66ddaec04530dd7df34fc6bb2d64da91fa854a780dbea5f3c7ba2fa981765
ssdeep: 6144:0YFcbeLcSupu0BdHBhnZ3laa8Qc2UXmB6UZwOS6wd9:0zYunZPaWc2uCS1
type: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

0: [No Data]

Win32/Injector.UGW also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 0055e3991 )
Elastic malicious (high confidence)
DrWeb Trojan.Winlock.3333
Cynet Malicious (score: 100)
McAfee Artemis!D7CC61963680
Cylance Unsafe
Zillya Trojan.Birele.Win32.2573
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_60% (D)
K7GW Trojan ( 0055e3991 )
Cybereason malicious.63680b
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Injector.UGW
APEX Malicious
Avast FileRepMalware
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Gen:Variant.Ransom.Amnesia.9
NANO-Antivirus Trojan.Win32.Birele.vrnhf
ViRobot Trojan.Win32.A.Birele.254976.A[UPX]
MicroWorld-eScan Gen:Variant.Ransom.Amnesia.9
Tencent Win32.Trojan.Birele.ddsu
Ad-Aware Gen:Variant.Ransom.Amnesia.9
Sophos Mal/Generic-S
Comodo Suspicious@#37iafbjjbs5ee
BitDefenderTheta AI:Packer.135F490921
VIPRE Trojan.Win32.Zbot.agf (v)
McAfee-GW-Edition BehavesLike.Win32.Generic.dc
FireEye Generic.mg.d7cc61963680b4e8
Emsisoft Gen:Variant.Ransom.Amnesia.9 (B)
Jiangmin Trojan/Inject.afdo
Webroot W32.Malware.Gen
Avira TR/Dropper.Gen8
Kingsoft Win32.Troj.Undef.(kcloud)
Microsoft Ransom:Win32/Weenloc.A
AegisLab Trojan.Win32.Birele.j!c
GData Gen:Variant.Ransom.Amnesia.9
Acronis suspicious
VBA32 BScope.Trojan-Dropper.2772
MAX malware (ai score=84)
Panda Generic Malware
Ikarus Trojan.Win32.Spy
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Birele.UGW!tr
AVG FileRepMalware
Paloalto generic.ml

How to remove Win32/Injector.UGW virus?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
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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 Win32/Injector.UGW 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 Win32/Injector.UGW 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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