Ransom:Win32/Jaffrans.A

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

What is Ransom:Win32/Jaffrans.A infection?

In this short article you will certainly find concerning the meaning of Ransom:Win32/Jaffrans.A and also its adverse effect on your computer. Such ransomware are a form of malware that is elaborated by online fraudulences to require paying the ransom money by a target.

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 | 10% Off Coupon
Subscribe to our Telegram channel to be the first to know about news and our exclusive materials on information security.

Most of the instances, Ransom:Win32/Jaffrans.A virus will certainly advise its sufferers to initiate funds move for the objective of neutralizing the amendments that the Trojan infection has introduced to the victim’s device.

Ransom:Win32/Jaffrans.A Summary

These modifications 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.
  • Attempts to connect to a dead IP:Port (1 unique times);
  • 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.
  • 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;
  • Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
  • Ciphering the records situated on the sufferer’s hard drive — so the target can no longer utilize the data;
  • Preventing normal accessibility 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.xyzRansom.JAFF.A4
a.tomx.xyzRansom.JAFF.A4
eesiiuroffde445.comRansom.JAFF.A4

Ransom:Win32/Jaffrans.A

The most regular channels whereby Ransom:Win32/Jaffrans.A Ransomware are infused are:

  • By methods of phishing emails;
  • As a repercussion of individual winding up on a source that holds a destructive software program;

As quickly as the Trojan is effectively injected, it will either cipher the information on the sufferer’s PC or prevent the tool from operating in an appropriate way – while additionally putting a ransom note that mentions the requirement for the sufferers to impact the payment for the purpose of decrypting the files or restoring the file system back to the initial problem. In the majority of circumstances, the ransom note will certainly show up when the client reboots the PC after the system has actually currently been damaged.

Ransom:Win32/Jaffrans.A distribution networks.

In different edges of the world, Ransom:Win32/Jaffrans.A grows by jumps as well as bounds. Nonetheless, the ransom money notes and tricks of extorting the ransom amount may differ relying on particular local (regional) settings. The ransom notes and tricks of extorting the ransom amount may vary depending on particular neighborhood (local) settings.

Ransomware injection

For example:

    Faulty signals about unlicensed software application.

    In certain areas, the Trojans often wrongfully report having actually detected some unlicensed applications made it possible for on the victim’s device. The sharp after that demands the user to pay the ransom.

    Faulty declarations regarding illegal web content.

    In countries where software program piracy is less popular, this technique is not as efficient for the cyber fraudulences. Additionally, the Ransom:Win32/Jaffrans.A popup alert may wrongly claim to be deriving from a police organization and also will report having situated child pornography or other prohibited data on the device.

    Ransom:Win32/Jaffrans.A popup alert might incorrectly declare to be obtaining from a legislation enforcement establishment and also will report having located kid porn or various other illegal data on the device. The alert will in a similar way consist of a demand for the customer to pay the ransom money.

Technical details

File Info:

crc32: FE813732
md5: 412b02fbd36f015a55b7b3c78bb68ce1
name: 412B02FBD36F015A55B7B3C78BB68CE1.mlw
sha1: 5d0d8443423276468384c464962fba1737dfb921
sha256: 1e923ed7b51b884f432d2963a42804bd4abded455c319aaf2eb8cee860cd16fd
sha512: 7d459b189c0c4f4e4ec8bfa0513aa5ba2e4a72c7c311cd9bbef55db3e000b5818eec82b7288fe188d1b3847fb0c7a2faa1b732498b609af7e7db87cb4551f0fd
ssdeep: 3072:BwUbppdi2Bhc/0fopU4o1M/6JVQvzTVil2ngZW4KJl8e3Fxk:BwUbpZG8fopY1y6fg/IlbdKJBFx
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright xa9 lncor a zbewh cjmsto
InternalName: Npqkhsk
FileVersion: 7.483
CompanyName: Wllulkw gws
ProductName: G tigjb
ProductVersion: 7.483
FileDescription: I an
OriginalFilename: Npqkhsk
Translation: 0x0011 0x0003

Ransom:Win32/Jaffrans.A also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware1
Elasticmalicious (high confidence)
DrWebTrojan.Encoder.11891
MicroWorld-eScanDeepScan:Generic.RozenaA.9153616E
FireEyeGeneric.mg.412b02fbd36f015a
CAT-QuickHealRansom.JAFF.A4
McAfeeMalHeur-FAG!412B02FBD36F
CylanceUnsafe
VIPRETrojan.Win32.Generic!BT
SangforVirus_Suspicious.Win32.Sality.ae
K7AntiVirusVirus ( f10001f11 )
BitDefenderDeepScan:Generic.RozenaA.9153616E
K7GWVirus ( f10001f11 )
Cybereasonmalicious.bd36f0
BitDefenderThetaGen:NN.ZexaF.34608.lq0@a8H3tgfi
SymantecRansom.Locky
ESET-NOD32Win32/Filecoder.Jaff.A
ZonerTrojan.Win32.58839
TrendMicro-HouseCallRansom_CRYPJAFF.SM
Paloaltogeneric.ml
ClamAVWin.Ransomware.Jaff-6316620-4
KasperskyPacked.Win32.Katusha.o
AlibabaRansom:Win32/generic.ali2000010
NANO-AntivirusTrojan.Win32.Shellcode.ewfvwj
TencentMalware.Win32.Gencirc.10bb5ce2
Ad-AwareDeepScan:Generic.RozenaA.9153616E
SophosMal/Generic-S
ComodoMalware@#25k5kw6mqbkyn
F-SecureHeuristic.HEUR/AGEN.1140906
ZillyaTrojan.Scatter.Win32.145
TrendMicroRansom_CRYPJAFF.SM
McAfee-GW-EditionBehavesLike.Win32.PUPXCT.ch
SentinelOneStatic AI – Suspicious PE
EmsisoftDeepScan:Generic.RozenaA.9153616E (B)
IkarusTrojan-Ransom.Jaff
GDataWin32.Trojan-Ransom.Jaff.C
AviraHEUR/AGEN.1140906
Antiy-AVLTrojan[Ransom]/Win32.Scatter
ArcabitDeepScan:Generic.RozenaA.D8BAC50E
ZoneAlarmPacked.Win32.Katusha.o
MicrosoftRansom:Win32/Jaffrans.A
CynetMalicious (score: 100)
AhnLab-V3Trojan/Win32.Ransom.C1957694
Acronissuspicious
ALYacDeepScan:Generic.RozenaA.9153616E
MAXmalware (ai score=80)
MalwarebytesGeneric.Malware/Suspicious
PandaTrj/GdSda.A
APEXMalicious
RisingRansom.Jaffrans!8.E7AB (CLOUD)
YandexTrojan.GenAsa!TK4pyU6kzRk
eGambitUnsafe.AI_Score_99%
FortinetW32/Filecoder_Jaff.A!tr
AVGWin32:Jaff-A [Trj]
AvastWin32:Jaff-A [Trj]
Qihoo-360Win32/TrojanDownloader.Katusha.HxQBQI8A

How to remove Ransom:Win32/Jaffrans.A 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/Jaffrans.A 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/Jaffrans.A you can always ask me in the comments for getting help.

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

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.

Leave a Reply

Sending