Ransom:Win32/Jabaxsta.C!bit

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

What is Ransom:Win32/Jabaxsta.C!bit infection?

In this short article you will certainly locate regarding the meaning of Ransom:Win32/Jabaxsta.C!bit and its negative effect on your computer system. Such ransomware are a kind of malware that is elaborated by on-line scams to demand paying the ransom by a victim.

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Most of the situations, Ransom:Win32/Jabaxsta.C!bit infection will certainly instruct its victims to start funds transfer for the objective of neutralizing the amendments that the Trojan infection has actually introduced to the sufferer’s gadget.

Ransom:Win32/Jabaxsta.C!bit Summary

These adjustments can be as complies with:

  • 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.
  • 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.
  • Uses Windows utilities for basic functionality;
  • Deletes its original binary from disk;
  • Code injection with CreateRemoteThread in a remote process;
  • 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;
  • 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.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the documents situated on the target’s hard disk drive — so the sufferer can no more utilize the data;
  • 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.

Ransom:Win32/Jabaxsta.C!bit

The most regular channels through which Ransom:Win32/Jabaxsta.C!bit Ransomware are injected are:

  • By means of phishing e-mails;
  • As a repercussion of customer ending up on a source that hosts a harmful software;

As soon as the Trojan is efficiently infused, it will either cipher the data on the victim’s PC or avoid the device from functioning in a correct way – while likewise positioning a ransom note that discusses the demand for the sufferers to effect the payment for the function of decrypting the records or bring back the file system back to the initial condition. In most instances, the ransom note will turn up when the client reboots the COMPUTER after the system has actually already been harmed.

Ransom:Win32/Jabaxsta.C!bit circulation channels.

In various edges of the globe, Ransom:Win32/Jabaxsta.C!bit grows by jumps and bounds. However, the ransom notes and methods of extorting the ransom amount may differ relying on particular regional (local) setups. The ransom money notes as well as methods of obtaining the ransom quantity may differ depending on specific neighborhood (local) setups.

Ransomware injection

For instance:

    Faulty informs concerning unlicensed software.

    In specific locations, the Trojans typically wrongfully report having identified some unlicensed applications made it possible for on the sufferer’s device. The sharp after that demands the customer to pay the ransom.

    Faulty declarations regarding prohibited content.

    In nations where software program piracy is much less prominent, this method is not as efficient for the cyber frauds. Alternatively, the Ransom:Win32/Jabaxsta.C!bit popup alert may incorrectly assert to be originating from a law enforcement establishment as well as will report having situated kid porn or other prohibited information on the gadget.

    Ransom:Win32/Jabaxsta.C!bit popup alert may wrongly assert to be acquiring from a law enforcement establishment and will certainly report having located youngster porn or other prohibited data on the device. The alert will in a similar way consist of a requirement for the user to pay the ransom money.

Technical details

File Info:

crc32: E666E7C8
md5: 017eefed0be1bd1243c7ffd6868f2af8
name: 017EEFED0BE1BD1243C7FFD6868F2AF8.mlw
sha1: 83e06029dbd7fd383762346a95347c1987a20d98
sha256: 91346098c180fa01b14a66be043ca0daff0e28d9a5a5a87394a6a31d33d8fcf9
sha512: 4d7f55332f4090f968896ca869daa1b196ace4686a38198e3fa64f56918a80fcdb92557b9bdbe70f8000a43e7d93600d3e59c2350bb90b91ae75de63dfb948dc
ssdeep: 6144:BK58Cpg5phEIyn+Jc9fW9y+TYJL5sodyMi+BCwNqeNPxB7h6rjIgmvrpAGzlHWD:BKqCK5phEIyn+Jc9fW9y+TYJL5Jl4wN
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Ransom:Win32/Jabaxsta.C!bit also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware1
K7AntiVirusTrojan ( 0053cc3c1 )
Elasticmalicious (high confidence)
CynetMalicious (score: 100)
CAT-QuickHealTrojan.Mauvaise.SL1
McAfeeGenericRXGT-YE!017EEFED0BE1
CylanceUnsafe
ZillyaAdware.Generic.Win32.79463
CrowdStrikewin/malicious_confidence_100% (W)
AlibabaRansom:Win32/Genasom.ali1000102
K7GWTrojan ( 0053cc3c1 )
Cybereasonmalicious.d0be1b
CyrenW32/Filecoder.E.gen!Eldorado
SymantecRansom.Hermes!gen2
ESET-NOD32a variant of Win64/Filecoder.W
APEXMalicious
AvastWin32:Adware-gen [Adw]
Kasperskynot-a-virus:HEUR:AdWare.Win32.Generic
BitDefenderTrojan.Brsecmon.1
NANO-AntivirusRiskware.Win32.Filecoder.fjnbvm
MicroWorld-eScanTrojan.Brsecmon.1
Ad-AwareTrojan.Brsecmon.1
SophosML/PE-A + Troj/Ryuk-A
BitDefenderThetaGen:NN.ZexaF.34678.xuW@aOPEd!m
TrendMicroRansom.Win32.RYUK.SMTH
McAfee-GW-EditionBehavesLike.Win32.Generic.fc
FireEyeGeneric.mg.017eefed0be1bd12
EmsisoftTrojan.Brsecmon.1 (B)
SentinelOneStatic AI – Malicious PE
JiangminAdWare.Generic.qlxa
AviraHEUR/AGEN.1111159
eGambitUnsafe.AI_Score_99%
MicrosoftRansom:Win32/Jabaxsta.C!bit
AegisLabAdware.Win32.Generic.2!c
GDataTrojan.Brsecmon.1
AhnLab-V3Malware/Win32.Generic.C2370106
Acronissuspicious
VBA32BScope.Trojan.Inject
MAXmalware (ai score=100)
PandaTrj/GdSda.A
TrendMicro-HouseCallRansom.Win32.RYUK.SMTH
RisingRansom.Jabaxsta!8.100EB (CLOUD)
YandexTrojan.GenAsa!17VyfyuGL1U
IkarusTrojan-Ransom.FileCrypter
MaxSecureTrojan.Malware.300983.susgen
FortinetW32/Filecoder.W!tr.ransom
AVGWin32:Adware-gen [Adw]
Paloaltogeneric.ml
Qihoo-360Win32/Ransom.Ryuk.HgIASPoA

How to remove Ransom:Win32/Jabaxsta.C!bit 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 Ransom:Win32/Jabaxsta.C!bit 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/Jabaxsta.C!bit 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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