TrojanSpy:Win32/Ranbyus.B

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

What is TrojanSpy:Win32/Ranbyus.B infection?

In this article you will find regarding the definition of TrojanSpy:Win32/Ranbyus.B as well as its unfavorable influence on your computer. Such ransomware are a type of malware that is clarified by on-line scams to demand paying the ransom money by a victim.

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Most of the instances, TrojanSpy:Win32/Ranbyus.B virus will instruct its sufferers to launch funds transfer for the purpose of reducing the effects of the modifications that the Trojan infection has presented to the victim’s device.

TrojanSpy:Win32/Ranbyus.B Summary

These alterations 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.
  • Injection with CreateRemoteThread in a remote process;
  • 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.
  • Starts servers listening on 0.0.0.0:5722;
  • Expresses interest in specific running processes;
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option;
  • A process created a hidden window;
  • Unconventionial language used in binary resources: Russian;
  • Uses Windows utilities for basic functionality;
  • Queries information on disks, possibly for anti-virtualization. Since VMs share the same disk space so it is expected that they won’t be getting as much space as an application running on
    native hardware will have access to.
  • Code injection with CreateRemoteThread in a remote process;
  • A process attempted to delay the analysis task by a long amount of time.;
  • A system process is generating network traffic likely as a result of process injection;
  • 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
  • A process sent information about the computer to a remote location.;
  • Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
  • Operates on local firewall’s policies and settings;
  • Creates a copy of itself;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Clears web history;
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the files found on the target’s hard disk drive — so the victim can no more make use of the information;
  • Preventing regular access to the victim’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
miks900.inBScope.Trojan-Ransom.Porno-Blocker.Z

TrojanSpy:Win32/Ranbyus.B

One of the most normal channels whereby TrojanSpy:Win32/Ranbyus.B Ransomware Trojans are infused are:

  • By methods of phishing emails;
  • As a repercussion of customer ending up on a resource that hosts a destructive software;

As soon as the Trojan is successfully infused, it will certainly either cipher the information on the victim’s computer or protect against the device from operating in a correct fashion – while likewise putting a ransom money note that discusses the demand for the victims to effect the payment for the objective of decrypting the papers or recovering the documents system back to the initial condition. In most instances, the ransom note will certainly come up when the client reboots the COMPUTER after the system has currently been harmed.

TrojanSpy:Win32/Ranbyus.B circulation networks.

In various corners of the globe, TrojanSpy:Win32/Ranbyus.B grows by leaps and bounds. However, the ransom notes as well as methods of obtaining the ransom amount may vary relying on particular regional (regional) setups. The ransom money notes as well as techniques of obtaining the ransom money quantity may differ depending on certain neighborhood (regional) settings.

Ransomware injection

For example:

    Faulty alerts about unlicensed software program.

    In particular locations, the Trojans often wrongfully report having actually found some unlicensed applications allowed on the sufferer’s gadget. The sharp after that requires the user to pay the ransom money.

    Faulty statements regarding prohibited content.

    In nations where software application piracy is less preferred, this approach is not as effective for the cyber frauds. Additionally, the TrojanSpy:Win32/Ranbyus.B popup alert might falsely declare to be stemming from a law enforcement organization and will certainly report having located child pornography or various other illegal data on the device.

    TrojanSpy:Win32/Ranbyus.B popup alert might incorrectly assert to be deriving from a law enforcement establishment and also will report having located youngster pornography or other illegal data on the tool. The alert will similarly contain a requirement for the user to pay the ransom money.

Technical details

File Info:

crc32: 770B5C98
md5: b154e10283aa29735bc348cd7307973d
name: B154E10283AA29735BC348CD7307973D.mlw
sha1: 7723131863e7ceee64640ac1803c72a21a186885
sha256: aac799a3a6808e48429e31298db472ea570626014206fed0bf3396117f87daa3
sha512: e359aea0ba617f40720600962fec3bb5d9e56e4a27d5f8da249581c2922df52fd79d45bd4216e2c3ee88e4aa321c76a81c39400a7ee77abfcec79a1753451efe
ssdeep: 1536:Z7OoiOE3hxpKRQ6vnD8wlRlxR6bzft4fc43Iw58HLt6v8QeiZRs++NtpxlSC6Xx:8osKRVnYwlZW17M5Gohh9
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

TrojanSpy:Win32/Ranbyus.B also known as:

GridinSoftTrojan.Ransom.Gen
K7AntiVirusTrojan ( 0055dd191 )
Elasticmalicious (high confidence)
DrWebBackDoor.Tunnel.32
CynetMalicious (score: 100)
ALYacGen:Heur.FKP.11
CylanceUnsafe
SangforTrojan.Win32.Save.a
CrowdStrikewin/malicious_confidence_100% (D)
AlibabaTrojanSpy:Win32/Obfuscator.8293a217
K7GWTrojan ( 0055dd191 )
Cybereasonmalicious.283aa2
CyrenW32/Skintrim.1!Generic
SymantecDownloader.Lofog!gen2
ESET-NOD32a variant of Win32/Kryptik.JOZ
APEXMalicious
AvastWin32:MalOb-IJ [Cryp]
KasperskyHEUR:Trojan.Win32.Generic
BitDefenderGen:Heur.FKP.11
NANO-AntivirusTrojan.Win32.PornoBlocker.dnemx
ViRobotTrojan.Win32.A.PornoBlocker.90624.A
MicroWorld-eScanGen:Heur.FKP.11
Ad-AwareGen:Heur.FKP.11
SophosML/PE-A + Mal/Bredo-E
ComodoBackdoor.Win32.Shiz.A@2nmfzb
BitDefenderThetaGen:NN.ZexaF.34738.jqW@a8adnphc
VIPRETrojan.Win32.Generic!BT
TrendMicroTROJ_KRYPTK.SM12
McAfee-GW-EditionW32/Bamital.j
FireEyeGeneric.mg.b154e10283aa2973
EmsisoftGen:Heur.FKP.11 (B)
SentinelOneStatic AI – Suspicious PE
JiangminTrojan/Generic.czei
AviraTR/Crypt.XPACK.Gen
Antiy-AVLTrojan/Generic.ASMalwS.189606C
KingsoftWin32.Troj.Undef.(kcloud)
MicrosoftTrojanSpy:Win32/Ranbyus.B
AegisLabTrojan.Win32.Generic.4!c
GDataGen:Heur.FKP.11
McAfeeW32/Bamital.j
MAXmalware (ai score=100)
VBA32BScope.Trojan-Ransom.Porno-Blocker.Z
PandaTrj/CI.A
TrendMicro-HouseCallTROJ_KRYPTK.SM12
RisingTrojan.Generic@ML.96 (RDML:TaEZ3V+XkFd/fo79qxtzMQ)
YandexTrojan.Agent!Ce4ZpqsvcHs
IkarusTrojan-Ransom.PornoBlocker
MaxSecureTrojan.Malware.300983.susgen
FortinetW32/Zbot.AV!tr
AVGWin32:MalOb-IJ [Cryp]
Paloaltogeneric.ml

How to remove TrojanSpy:Win32/Ranbyus.B 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 TrojanSpy:Win32/Ranbyus.B 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 TrojanSpy:Win32/Ranbyus.B 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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