PWS:MSIL/Browsstl.GG!MTB

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

What is PWS:MSIL/Browsstl.GG!MTB infection?

In this article you will discover concerning the meaning of PWS:MSIL/Browsstl.GG!MTB and its unfavorable impact on your computer. Such ransomware are a kind of malware that is elaborated by online fraudulences to demand paying the ransom by a target.

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In the majority of the cases, PWS:MSIL/Browsstl.GG!MTB ransomware will certainly instruct its targets to start funds move for the function of neutralizing the changes that the Trojan infection has presented to the target’s tool.

PWS:MSIL/Browsstl.GG!MTB Summary

These alterations can be as complies with:

  • 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.
  • At least one IP Address, Domain, or File Name was found in a crypto call;
  • 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!
  • Exhibits behavior characteristic of iSpy Keylogger;
  • 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.
  • Harvests credentials from local FTP client softwares;
  • Ciphering the records situated on the sufferer’s disk drive — so the sufferer can no more use the information;
  • Preventing regular accessibility to the victim’s workstation;
Similar behavior
Related domains
z.whorecord.xyz Gen:Heur.Ransom.HiddenTears.1
a.tomx.xyz Gen:Heur.Ransom.HiddenTears.1

PWS:MSIL/Browsstl.GG!MTB

One of the most common channels whereby PWS:MSIL/Browsstl.GG!MTB Ransomware Trojans are injected are:

  • By methods of phishing emails;
  • As a consequence of individual winding up on a resource that hosts a harmful software program;

As quickly as the Trojan is efficiently infused, it will either cipher the information on the victim’s PC or stop the gadget from operating in a correct fashion – while also putting a ransom money note that discusses the demand for the targets to effect the payment for the function of decrypting the files or restoring the documents system back to the first condition. In a lot of instances, the ransom note will certainly turn up when the customer restarts the COMPUTER after the system has actually already been harmed.

PWS:MSIL/Browsstl.GG!MTB distribution networks.

In various edges of the world, PWS:MSIL/Browsstl.GG!MTB expands by jumps and bounds. Nonetheless, the ransom notes as well as methods of obtaining the ransom money quantity may vary depending upon particular neighborhood (local) setups. The ransom money notes and tricks of obtaining the ransom amount might vary depending on particular regional (regional) settings.

Ransomware injection

As an example:

    Faulty informs about unlicensed software application.

    In specific areas, the Trojans typically wrongfully report having identified some unlicensed applications made it possible for on the sufferer’s tool. The sharp then requires the individual to pay the ransom.

    Faulty statements about illegal content.

    In nations where software application piracy is much less prominent, this technique is not as efficient for the cyber scams. Conversely, the PWS:MSIL/Browsstl.GG!MTB popup alert may wrongly assert to be originating from a law enforcement organization as well as will report having situated kid pornography or various other illegal data on the device.

    PWS:MSIL/Browsstl.GG!MTB popup alert may falsely assert to be deriving from a regulation enforcement organization as well as will certainly report having situated kid pornography or other unlawful information on the gadget. The alert will in a similar way contain a need for the individual to pay the ransom money.

Technical details

File Info:

crc32: 6B703182
md5: a955cf90076ac35f44a5a740a21a501a
name: A955CF90076AC35F44A5A740A21A501A.mlw
sha1: 19fb6a8f983c9038c2478cc15235eb27bf3d8791
sha256: a2ff4309b61c5bd0d2e4bc3526ef2939301c121a2365d46fb3811c2a30c6c347
sha512: 8f7f8c52847992eb669178827d25cde4f2ba5acf52cd322fdc69dae6f278849a72592d4bf31da0285fc00ef42c40a85017b0b9ed83fad36144325f849ae53268
ssdeep: 1536:9FJNt8BodLXMCOyALhANInspVQeDxZAb9YtScoKXs9viKocMB:9bNTcRyAL6N4uXxubI9oE+viKocMB
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0
LegalCopyright: Copyright xa9 Microsoft 2021
Assembly Version: 1.0.0.0
InternalName: Project.exe
FileVersion: 1.0.0.0
CompanyName: Microsoft
LegalTrademarks:
Comments:
ProductName: Project
ProductVersion: 1.0.0.0
FileDescription: Project
OriginalFilename: Project.exe

PWS:MSIL/Browsstl.GG!MTB also known as:

GridinSoft Trojan.Ransom.Gen
DrWeb Trojan.PWS.StealerNET.74
Cynet Malicious (score: 100)
Cylance Unsafe
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_60% (D)
BitDefender Gen:Heur.Ransom.HiddenTears.1
Cybereason malicious.0076ac
Cyren W32/Zbot.AQ.gen!Eldorado
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of MSIL/PSW.Agent.RXP
APEX Malicious
MicroWorld-eScan Gen:Heur.Ransom.HiddenTears.1
Ad-Aware Gen:Heur.Ransom.HiddenTears.1
Sophos ML/PE-A
BitDefenderTheta Gen:NN.ZemsilF.34690.fm0@am5mj@n
FireEye Generic.mg.a955cf90076ac35f
Emsisoft Gen:Heur.Ransom.HiddenTears.1 (B)
SentinelOne Static AI – Malicious PE
Avira HEUR/AGEN.1138205
eGambit Unsafe.AI_Score_99%
Microsoft PWS:MSIL/Browsstl.GG!MTB
Arcabit Trojan.Ransom.HiddenTears.1
GData Gen:Heur.Ransom.HiddenTears.1
MAX malware (ai score=88)
Rising Stealer.Agent!1.D361 (CLASSIC)
Ikarus Trojan.MSIL.PSW

How to remove PWS:MSIL/Browsstl.GG!MTB 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 PWS:MSIL/Browsstl.GG!MTB 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 PWS:MSIL/Browsstl.GG!MTB 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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