Ransom:Win32/STOP.BS!rfn

Written by Robert Bailey

What is Ransom:Win32/STOP.BS!rfn infection?

In this article you will certainly find concerning the definition of Ransom:Win32/STOP.BS!rfn as well as its negative impact on your computer. Such ransomware are a form of malware that is clarified by online frauds to demand paying the ransom money by a sufferer.

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Most of the instances, Ransom:Win32/STOP.BS!rfn virus will advise its targets to start funds move for the function of reducing the effects of the amendments that the Trojan infection has actually presented to the victim’s tool.

Ransom:Win32/STOP.BS!rfn Summary

These adjustments can be as adheres to:

  • Executable code extraction;
  • Creates RWX memory;
  • A process attempted to delay the analysis task.;
  • A named pipe was used for inter-process communication;
  • Reads data out of its own binary image;
  • Drops a binary and executes it;
  • Performs some HTTP requests;
  • Unconventionial language used in binary resources: Georgian;
  • The binary likely contains encrypted or compressed data.;
  • The executable is compressed using UPX;
  • Installs itself for autorun at Windows startup;
  • Writes a potential ransom message to disk;
  • Attempts to modify proxy settings;
  • Creates a copy of itself;
  • Anomalous binary characteristics;
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the documents located on the target’s disk drive — so the target can no more use the data;
  • Preventing regular access to the sufferer’s workstation;

Related domains:

z.whorecord.xyz Trojan.Ransom.Stop
a.tomx.xyz Trojan.Ransom.Stop
api.2ip.ua Trojan.Ransom.Stop
cjto.top Trojan.Ransom.Stop

Ransom:Win32/STOP.BS!rfn

One of the most regular networks through which Ransom:Win32/STOP.BS!rfn Ransomware Trojans are infused are:

  • By means of phishing emails;
  • As a repercussion of individual ending up on a source that holds a malicious software;

As quickly as the Trojan is successfully infused, it will certainly either cipher the data on the sufferer’s PC or avoid the gadget from operating in an appropriate fashion – while additionally positioning a ransom note that states the requirement for the targets to impact the payment for the objective of decrypting the papers or bring back the file system back to the preliminary condition. In many circumstances, the ransom money note will come up when the customer restarts the COMPUTER after the system has already been damaged.

Ransom:Win32/STOP.BS!rfn distribution networks.

In various edges of the world, Ransom:Win32/STOP.BS!rfn grows by leaps as well as bounds. Nonetheless, the ransom notes and also methods of obtaining the ransom money amount may differ depending on certain regional (regional) setups. The ransom money notes and also tricks of extorting the ransom money quantity may vary depending on particular regional (regional) setups.

Ransomware injection

For example:

    Faulty notifies concerning unlicensed software program.

    In specific areas, the Trojans frequently wrongfully report having actually discovered some unlicensed applications enabled on the victim’s device. The sharp then requires the customer to pay the ransom.

    Faulty statements regarding illegal web content.

    In countries where software program piracy is less prominent, this approach is not as effective for the cyber fraudulences. Alternatively, the Ransom:Win32/STOP.BS!rfn popup alert might wrongly declare to be stemming from a law enforcement institution and will certainly report having located youngster pornography or other illegal data on the tool.

    Ransom:Win32/STOP.BS!rfn popup alert might incorrectly claim to be obtaining from a law enforcement organization and also will report having situated kid porn or various other unlawful data on the device. The alert will likewise consist of a demand for the individual to pay the ransom.

Technical details

File Info:

crc32: 3C11642D
md5: af0b8f5af76165683f16c178e20703f0
name: upload_file
sha1: 9d6e0772131c0a338caa0458e59b9e66f6ee1e2c
sha256: 22ed8ba56c9a195d2f2b50133b9ba06e6cc0705fd3003cd76c2717547443f3d4
sha512: 99010c90cf3d71d1577724f3726a90d03e49595f7b32d7daf50ff076bd712d383c34639a28ab3c49c45e468ee4cbc186ba39b28806ab74c9f3705b376dcdf03a
ssdeep: 24576:9r33kKHXw2x9eo20ZcWB7kHkIreRbLd6:9LkKgo1Z/BIEIr2
type: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

InternalName: snagbos.exe
FileVersion: 1.2.58
Copyright: Copyrighd (C) 2020, humk
TranslationUsi: 0x0032 0x0ce3

Ransom:Win32/STOP.BS!rfn also known as:

GridinSoft Trojan.Ransom.Gen
Elastic malicious (high confidence)
MicroWorld-eScan Trojan.GenericKD.43905709
FireEye Generic.mg.af0b8f5af7616568
ALYac Trojan.Ransom.Stop
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
Sangfor Malware
K7AntiVirus Trojan ( 0056f7f71 )
BitDefender Trojan.GenericKD.43905709
K7GW Trojan ( 0056f7f71 )
CrowdStrike win/malicious_confidence_60% (W)
Invincea Mal/Generic-S
BitDefenderTheta Gen:NN.ZexaF.34282.YmKfamm5VjaG
Cyren W32/Trojan.ACMJ-2934
Symantec Trojan.Gen.2
TrendMicro-HouseCall Ransom_STOP.R002C0DIS20
Avast Win32:TrojanX-gen [Trj]
Cynet Malicious (score: 100)
Kaspersky Exploit.Win32.Shellcode.ues
Alibaba Exploit:Win32/Shellcode.7580ec06
NANO-Antivirus Trojan.Win32.Stop.hwerdd
ViRobot Trojan.Win32.Z.Kryptik.831488.KN
APEX Malicious
Ad-Aware Trojan.GenericKD.43905709
Emsisoft Trojan.GenericKD.43905709 (B)
Comodo Malware@#13ysxutc5pfza
F-Secure Trojan.TR/Crypt.Agent.amupd
DrWeb Trojan.DownLoader34.52874
Zillya Exploit.ShellCode.Win32.232
TrendMicro Ransom_STOP.R002C0DIS20
McAfee-GW-Edition BehavesLike.Win32.Generic.cc
Sophos Mal/Generic-S
SentinelOne DFI – Malicious PE
Avira TR/Crypt.Agent.amupd
MAX malware (ai score=80)
Antiy-AVL Trojan[Exploit]/Win32.ShellCode
Microsoft Ransom:Win32/STOP.BS!rfn
Arcabit Trojan.Generic.D29DF2AD
ZoneAlarm Exploit.Win32.Shellcode.ues
GData Win32.Trojan.PSE.1MNI4PH
AhnLab-V3 Trojan/Win32.MalPe.R352101
Acronis suspicious
McAfee Artemis!AF0B8F5AF761
VBA32 TrojanRansom.Stop
Malwarebytes Ransom.Stop
Panda Generic Malware
ESET-NOD32 Win32/Filecoder.STOP.A
Rising Malware.Obscure/Heur!1.9E03 (CLASSIC)
Ikarus Trojan-Ransom.Crypted007
eGambit Unsafe.AI_Score_96%
Fortinet W32/Kryptik.HGGP!tr
AVG FileRepMalware
Paloalto generic.ml
Qihoo-360 Generic/HEUR/QVM11.1.2D83.Malware.Gen

How to remove Ransom:Win32/STOP.BS!rfn 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/STOP.BS!rfn 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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Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove Ransom:Win32/STOP.BS!rfn 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: http://gridinsoft.com/products/

About the author

Robert Bailey

Security Engineer. Interested in malware, reverse engineering, white ethical hacking. I like coding, travelling and bikes.

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