MSIL:GenMalicious-BIU [Trj]

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

What is MSIL:GenMalicious-BIU [Trj] infection?

In this post you will locate regarding the definition of MSIL:GenMalicious-BIU [Trj] as well as its adverse effect on your computer. Such ransomware are a kind of malware that is specified by online scams to require paying the ransom by a target.

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Most of the situations, MSIL:GenMalicious-BIU [Trj] ransomware will advise its targets to start funds transfer for the purpose of neutralizing the changes that the Trojan infection has actually presented to the victim’s gadget.

MSIL:GenMalicious-BIU [Trj] 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.;
  • 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.
  • Unconventionial language used in binary resources: Turkish;
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • 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.
  • Likely virus infection of existing system binary;
  • Creates a copy of itself;
  • Ciphering the papers found on the sufferer’s hard disk — so the sufferer 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.

MSIL:GenMalicious-BIU [Trj]

One of the most common channels where MSIL:GenMalicious-BIU [Trj] Ransomware Trojans are infused are:

  • By means of phishing e-mails;
  • As a consequence of individual ending up on a resource that holds a harmful software program;

As quickly as the Trojan is effectively injected, it will certainly either cipher the data on the victim’s PC or protect against the tool from working in a proper way – while likewise placing a ransom note that discusses the need for the targets to effect the repayment for the objective of decrypting the documents or recovering the file system back to the preliminary condition. In the majority of circumstances, the ransom note will show up when the client restarts the PC after the system has actually already been damaged.

MSIL:GenMalicious-BIU [Trj] distribution channels.

In numerous corners of the world, MSIL:GenMalicious-BIU [Trj] grows by leaps as well as bounds. Nonetheless, the ransom notes and tricks of obtaining the ransom money amount may differ depending upon certain local (local) settings. The ransom money notes and also techniques of extorting the ransom money amount might differ depending on certain regional (regional) setups.

Ransomware injection

For instance:

    Faulty alerts concerning unlicensed software program.

    In particular areas, the Trojans frequently wrongfully report having actually found some unlicensed applications allowed on the victim’s device. The sharp after that demands the customer to pay the ransom.

    Faulty declarations regarding prohibited material.

    In countries where software program piracy is much less preferred, this method is not as effective for the cyber scams. Alternatively, the MSIL:GenMalicious-BIU [Trj] popup alert might incorrectly assert to be stemming from a police institution and will certainly report having located youngster porn or various other prohibited information on the device.

    MSIL:GenMalicious-BIU [Trj] popup alert might falsely declare to be obtaining from a regulation enforcement establishment and also will certainly report having located youngster porn or various other unlawful data on the tool. The alert will likewise have a demand for the user to pay the ransom.

Technical details

File Info:

crc32: C93A6D0D
md5: 175adf24152d552530af41dae3c2b9f1
name: 175ADF24152D552530AF41DAE3C2B9F1.mlw
sha1: ae47bc6f05e5f63eac478a6c1e54413a71668c3b
sha256: 7adbd411655b33f89762e32ef869e450afbc4de4964fd4f603281ce3ec13bfa9
sha512: 7bda780e4e5b512b265be4799073f3391ece89bedc0793485e7d1b520794a491b9c88d3ff285b9af36b4151014699959decd5fb3fb1a6115ca82bb4e3b870589
ssdeep: 1536:M1pg6z4maPRLzE9Ol7fSK5CyL8UZZ6CF4xGcrgK2pm:wp1zxME9Ol7fSK5CPUN48E
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

LegalCopyright: Copyright xc2xa9 Frank Staal 1999-2006
InternalName: SWXCACLS.exe
FileVersion: 1.0.1.1
CompanyName: SteelWerX
LegalTrademarks:
ProductName: SteelWerX Extended Configurator ACLists
ProductVersion: 1.0.1.1
FileDescription: Freeware implementation of XCACLS
OriginalFilename: SWXCACLS.exe
Translation: 0x0409 0x04b0

MSIL:GenMalicious-BIU [Trj] also known as:

GridinSoftTrojan.Ransom.Gen
K7AntiVirusTrojan ( 0050cec81 )
Elasticmalicious (high confidence)
CynetMalicious (score: 100)
ALYacGen:Variant.Ransom.Blackout.2
CylanceUnsafe
ZillyaTrojan.Generic.Win32.256408
SangforTrojan.Win32.Save.a
CrowdStrikewin/malicious_confidence_90% (D)
AlibabaTrojan:MSIL/KeyloggerX.181ade72
K7GWTrojan ( 0050cec81 )
Cybereasonmalicious.4152d5
SymantecML.Attribute.HighConfidence
ESET-NOD32multiple detections
APEXMalicious
AvastMSIL:GenMalicious-BIU [Trj]
KasperskyHEUR:Trojan.Win32.Generic
BitDefenderGen:Variant.Ransom.Blackout.2
NANO-AntivirusTrojan.Win32.Ransom.fjptzg
MicroWorld-eScanGen:Variant.Ransom.Blackout.2
TencentWin32.Trojan.Generic.Dxne
Ad-AwareGen:Variant.Ransom.Blackout.2
SophosMal/Generic-S
BitDefenderThetaGen:NN.ZemsilF.34608.em0@aqRhhecG
McAfee-GW-EditionBehavesLike.Win32.Generic.lc
FireEyeGeneric.mg.175adf24152d5525
EmsisoftGen:Variant.Ransom.Blackout.2 (B)
SentinelOneStatic AI – Malicious PE
AviraHEUR/AGEN.1109364
eGambitUnsafe.AI_Score_99%
MicrosoftBackdoor:Win32/Bladabindi!ml
ArcabitTrojan.Ransom.Blackout.2
AegisLabTrojan.Win32.Generic.4!c
GDataGen:Variant.Ransom.Blackout.2
AhnLab-V3Trojan/Win32.Agent.C2851437
McAfeeArtemis!175ADF24152D
MAXmalware (ai score=85)
VBA32Trojan.Skeeyah
MalwarebytesMalware.AI.1365940961
PandaTrj/GdSda.A
RisingTrojan.Agent!8.B1E (CLOUD)
YandexTrojan.Agent!Qi3MYRsjXOk
IkarusTrojan.MSIL.Agent
FortinetW32/Generic.AVA!tr
AVGMSIL:GenMalicious-BIU [Trj]
Paloaltogeneric.ml
Qihoo-360Win32/Trojan.Ransom.f68

How to remove MSIL:GenMalicious-BIU [Trj] ransomware?

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 MSIL:GenMalicious-BIU [Trj] 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 MSIL:GenMalicious-BIU [Trj] 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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