Written by Robert Bailey

What is Ransom:Win32/Pulobe.RB!MSR infection?

In this article you will discover about the interpretation of Ransom:Win32/Pulobe.RB!MSR and its adverse influence on your computer. Such ransomware are a type of malware that is elaborated by on the internet scams to require paying the ransom by a sufferer.

GridinSoft Anti-Malware Review

It is better to prevent, than repair and repent!

When we talk about the intrusion of unfamiliar programs into your computer’s work, the proverb “Forewarned is forearmed” describes the situation as accurately as possible. Gridinsoft Anti-Malware is exactly the tool that is always useful to have in your armory: fast, efficient, up-to-date. It is appropriate to use it as an emergency help at the slightest suspicion of infection.
GridinSoft Anti-Malware 6-day trial available.
EULA | Privacy Policy | GridinSoft

@topcybersecuritySubscribe to our Telegram channel to be the first to know about news and our exclusive materials on information security.

Most of the cases, Ransom:Win32/Pulobe.RB!MSR infection will advise its sufferers to start funds transfer for the objective of counteracting the amendments that the Trojan infection has presented to the victim’s tool.

Ransom:Win32/Pulobe.RB!MSR Summary

These alterations can be as complies with:

  • Possible date expiration check, exits too soon after checking local time;
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option;
  • A process created a hidden window;
  • 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.
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Executed a very long command line or script command which may be indicative of chained commands or obfuscation;
  • A scripting utility was executed;
  • Uses Windows utilities for basic functionality;
  • Deletes its original binary from disk;
  • 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
  • Exhibits possible ransomware file modification behavior;
  • Writes a potential ransom message to disk;
  • Likely virus infection of existing system binary;
  • Detects Joe or Anubis Sandboxes through the presence of a file;
  • Checks the presence of disk drives in the registry, possibly for anti-virtualization;
  • Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
  • Creates a copy of itself;
  • Ciphering the files situated on the target’s hard drive — so the victim can no longer make use of the information. This is the typical behavior of malware known as ransomware that encrypts a victim’s files. The cybercriminal then demands a ransom from the victim to restore access to the data upon payment.
  • Preventing regular 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.
Similar behavior
Related domains
z.whorecord.xyz DeepScan:Generic.Ransom.Amnesia.443D3E8E
a.tomx.xyz DeepScan:Generic.Ransom.Amnesia.443D3E8E


One of the most common channels whereby Ransom:Win32/Pulobe.RB!MSR Trojans are injected are:

  • By ways of phishing emails;
  • As a consequence of customer winding up on a source that holds a destructive software application;

As soon as the Trojan is efficiently infused, it will certainly either cipher the information on the target’s computer or prevent the gadget from functioning in an appropriate fashion – while additionally placing a ransom money note that discusses the requirement for the targets to effect the settlement for the function of decrypting the files or bring back the file system back to the initial problem. In the majority of instances, the ransom note will show up when the client restarts the COMPUTER after the system has already been damaged.

Ransom:Win32/Pulobe.RB!MSR distribution networks.

In numerous corners of the globe, Ransom:Win32/Pulobe.RB!MSR expands by leaps and also bounds. Nevertheless, the ransom money notes and techniques of extorting the ransom money amount might differ relying on particular local (regional) settings. The ransom notes and also techniques of obtaining the ransom money quantity may differ depending on certain regional (regional) settings.

Ransomware injection

As an example:

    Faulty alerts about unlicensed software program.

    In particular areas, the Trojans commonly wrongfully report having actually spotted some unlicensed applications made it possible for on the victim’s gadget. The sharp then requires the user to pay the ransom money.

    Faulty declarations about prohibited web content.

    In nations where software piracy is less prominent, this method is not as reliable for the cyber scams. Alternatively, the Ransom:Win32/Pulobe.RB!MSR popup alert might incorrectly declare to be stemming from a law enforcement establishment as well as will certainly report having located youngster porn or other prohibited data on the device.

    Ransom:Win32/Pulobe.RB!MSR popup alert may incorrectly claim to be obtaining from a regulation enforcement organization and will report having situated child pornography or various other unlawful information on the device. The alert will likewise consist of a demand for the individual to pay the ransom money.

Technical details

File Info:

crc32: DFA3E6F0
md5: e15044eb922fc034727bdfef14871ca3
name: 3.exe
sha1: a3065be8cbfdd05cd2dfb83b4392b86f05893a19
sha256: c9f8f3e6ffe6cde5daecfa4d34515c888b816356ed4d1d534da1ee4e3fad7837
sha512: 4304a30ca0f14f049b9a9641c1a08dbd118cd27bfd524138ea01c251fb16f5d84015cda1dd34341b8286156f572afc2dfae52ea691bd76debb3b2b260dfd67ac
ssdeep: 12288:aAygI6JZWuKARsLcePfkfMhVIhCgNGpKnK1DdpJ+9O:fIIWuY5hOhyKnK1DdpY9O
type: PE32 executable (GUI) Intel 80386 (stripped to external PDB), for MS Windows

Version Info:

0: [No Data]

Ransom:Win32/Pulobe.RB!MSR also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetectVM.malware
MicroWorld-eScan DeepScan:Generic.Ransom.Amnesia.443D3E8E
McAfee Artemis!E15044EB922F
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
AegisLab Trojan.Win32.Generic.lArK
Sangfor Malware
BitDefender DeepScan:Generic.Ransom.Amnesia.443D3E8E
K7GW Trojan ( 004f6e981 )
Cybereason malicious.b922fc
Arcabit DeepScan:Generic.Ransom.Amnesia.443D3E8E
Invincea heuristic
Cyren W32/Ransom.ZRRW-8715
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Filecoder.FS
APEX Malicious
Paloalto generic.ml
ClamAV Win.Ransomware.Deepscan-6975721-0
Kaspersky HEUR:Trojan-Ransom.Win32.Generic
Alibaba Ransom:Win32/Pulobe.c4a91fff
Rising Ransom.Kitoles!1.BACD (CLOUD)
Ad-Aware DeepScan:Generic.Ransom.Amnesia.443D3E8E
Emsisoft DeepScan:Generic.Ransom.Amnesia.443D3E8E (B)
Comodo TrojWare.Win32.TrojanDownloader.Delf.gen@1xqow5
F-Secure Trojan.TR/Dropper.Gen
DrWeb Trojan.Encoder.26375
TrendMicro Mal_Purge
McAfee-GW-Edition BehavesLike.Win32.Generic.hc
Fortinet W32/Msht.GJ!tr
Trapmine malicious.moderate.ml.score
FireEye Generic.mg.e15044eb922fc034
Sophos Mal/Generic-S
SentinelOne DFI – Malicious PE
Avira TR/Dropper.Gen
MAX malware (ai score=100)
Endgame malicious (high confidence)
Microsoft Ransom:Win32/Pulobe.RB!MSR
ZoneAlarm HEUR:Trojan-Ransom.Win32.Generic
AhnLab-V3 Malware/Win32.Generic.C2247493
Acronis suspicious
ALYac Trojan.Ransom.Scarab
VBA32 BScope.Trojan.Encoder
Malwarebytes Ransom.Scarab
Panda Trj/GdSda.A
TrendMicro-HouseCall Mal_Purge
Tencent Win32.Trojan.Filecoder.Ahns
Yandex Trojan.Filecoder!iPGbI1ITpNU
Ikarus Trojan-Ransom.FileCrypter
eGambit Unsafe.AI_Score_99%
GData DeepScan:Generic.Ransom.Amnesia.443D3E8E
BitDefenderTheta AI:Packer.9EC947A81B
AVG Win32:Trojan-gen
Avast Win32:Trojan-gen
CrowdStrike win/malicious_confidence_100% (W)
Qihoo-360 Win32/Trojan.Ransom.793

How to remove Ransom:Win32/Pulobe.RB!MSR 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

The is an excellent way to deal with recognizing and removing threats – using Gridinsoft Anti-Malware. This program will scan your PC, find and neutralize all suspicious processes.2.

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/Pulobe.RB!MSR 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:

Full version of GridinSoft

Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove Ransom:Win32/Pulobe.RB!MSR you can always ask me in the comments for getting help.

User Review
0 (0 votes)
Comments Rating 0 (0 reviews)


  1. GridinSoft Anti-Malware Review from HowToFix site: https://howtofix.guide/gridinsoft-anti-malware/
  2. More information about GridinSoft products: https://gridinsoft.com/products/

About the author

Robert Bailey

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

Leave a Reply


This site uses Akismet to reduce spam. Learn how your comment data is processed.