Win32/Kryptik.FBGR

What is Win32/Kryptik.FBGR infection?

In this post you will certainly locate regarding the interpretation of Win32/Kryptik.FBGR as well as its adverse effect on your computer. Such ransomware are a form of malware that is elaborated by online frauds to require paying the ransom money by a target.

In the majority of the situations, Win32/Kryptik.FBGR ransomware will instruct its victims to start funds transfer for the function of neutralizing the modifications that the Trojan infection has actually introduced to the victim’s gadget.

Win32/Kryptik.FBGR 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 (inter-process);
  • Injection (Process Hollowing);
  • 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 attempted to delay the analysis task.;
  • Reads data out of its own binary image. The trick that allows the malware to read data out of your computer’s memory.

    Everything you run, type, or click on your computer goes through the memory. This includes passwords, bank account numbers, emails, and other confidential information. With this vulnerability, there is the potential for a malicious program to read that data.

  • A process created a hidden window;
  • 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 process and injected code into it, probably while unpacking;
  • Attempts to delete volume shadow copies;
  • A system process is generating network traffic likely as a result of process injection;
  • Behavior consistent with a dropper attempting to download the next stage.;
  • 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
  • Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
  • Attempts to modify browser security settings;
  • Creates a copy of itself;
  • Harvests information related to installed mail clients;
  • Collects information to fingerprint the system. There are behavioral human characteristics that can be used to digitally identify a person to grant access to systems, devices, or data. Unlike passwords and verification codes, fingerprints are fundamental parts of user’s identities. Among the threats blocked on biometric data processing and storage systems is spyware, the malware used in phishing attacks (mostly spyware downloaders and droppers), ransomware, and Banking Trojans as posing the greatest danger.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the papers found on the sufferer’s hard disk — so the sufferer can no longer make use of 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.

Win32/Kryptik.FBGR

The most normal networks where Win32/Kryptik.FBGR are injected are:

  • By ways of phishing emails;
  • As an effect of customer winding up on a resource that organizes a harmful software application;

As quickly as the Trojan is effectively infused, it will certainly either cipher the information on the target’s computer or stop the tool from working in a correct fashion – while additionally putting a ransom money note that points out the demand for the targets to effect the payment for the function of decrypting the documents or recovering the file system back to the preliminary condition. In most instances, the ransom money note will come up when the client reboots the PC after the system has actually already been damaged.

Win32/Kryptik.FBGR distribution networks.

In numerous corners of the globe, Win32/Kryptik.FBGR expands by jumps and bounds. Nevertheless, the ransom money notes as well as tricks of extorting the ransom amount may vary relying on certain local (regional) setups. The ransom money notes and methods of extorting the ransom quantity might vary depending on certain regional (local) settings.

Ransomware injection

For example:

    Faulty alerts concerning unlicensed software.

    In certain locations, the Trojans commonly wrongfully report having actually detected some unlicensed applications enabled on the victim’s tool. The alert after that requires the individual to pay the ransom money.

    Faulty statements about unlawful material.

    In countries where software program piracy is much less popular, this technique is not as effective for the cyber frauds. Conversely, the Win32/Kryptik.FBGR popup alert may incorrectly claim to be stemming from a police establishment as well as will report having located child pornography or other illegal information on the tool.

    Win32/Kryptik.FBGR popup alert may wrongly declare to be obtaining from a legislation enforcement organization and also will certainly report having situated youngster porn or various other unlawful 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: 1F1F7167md5: cf85ff741803b66f931536ae3ee9a3ffname: CF85FF741803B66F931536AE3EE9A3FF.mlwsha1: 4c7542f5d6972b9d2a3f78788515e9b30103957fsha256: 120b519b3bd94dde37ac232b9301a8fbc69ad2c9f99b1ae692804140ecdc949fsha512: 2fcff60f35a9f395b1fa325c2f39b847135acd1c26db67dffa3df0504f53eca6df8ef2ccc4e327bd5a35ce2fb804b7b105a2d5b0675e6c0232db5bb3f85a9515ssdeep: 6144:Cnek6CEcpWwUvt48HsTwz7ClU8ZDbnT0aTsMAgiDzldVymP13iugSERup7IkpIK:YXEcpOluJnuOyhdVpoJSE3HL2P1type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright (c) 2013 Steganos Software GmbHInternalName: UnynstallWindow.exeFileVersion: 17.0.2.11443CompanyName: Steganos Software GmbHLegalTrademarks: Steganos Safe 17 is a trademark of Steganos Software GmbHComments: Steganos Safe 17ProductName: Steganos Safe 17ProductVersion: 17.0.2.11443FileDescription: Unynstall WindowOriginalFilename: UnynstallWindow.exeTranslation: 0x0409 0x04e4

Win32/Kryptik.FBGR also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 005224381 )
Elastic malicious (high confidence)
DrWeb Trojan.Encoder.761
Cynet Malicious (score: 100)
CAT-QuickHeal Ransom.Cerber.YY2
ALYac Trojan.Ransom.Crypto.1
Cylance Unsafe
Zillya Trojan.Kryptik.Win32.1319616
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (W)
Alibaba TrojanDropper:Win32/dropper.ali1003001
K7GW Trojan ( 005224381 )
Cybereason malicious.41803b
Baidu Win32.Trojan.Kryptik.alb
Symantec Packed.Generic.459
ESET-NOD32 a variant of Win32/Kryptik.FBGR
APEX Malicious
Avast Win32:Malware-gen
ClamAV Win.Packed.Crypto-7077788-0
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Trojan.Ransom.Crypto.1
NANO-Antivirus Trojan.Win32.Encoder.evukmw
MicroWorld-eScan Trojan.Ransom.Crypto.1
Tencent Win32.Trojan.Generic.Tccb
Ad-Aware Trojan.Ransom.Crypto.1
Comodo TrojWare.Win32.Kryptik.FBWM@6gt9t1
BitDefenderTheta Gen:NN.ZexaF.34628.Nq0@aCaFWQvi
VIPRE Trojan.Win32.Generic!BT
TrendMicro Ransom_CERBER.SMFE
McAfee-GW-Edition BehavesLike.Win32.Dropper.jh
FireEye Generic.mg.cf85ff741803b66f
Emsisoft Trojan.Ransom.Crypto.1 (B)
SentinelOne Static AI – Suspicious PE
Avira TR/Crypt.ZPACK.Gen7
eGambit Unsafe.AI_Score_99%
Microsoft Ransom:Win32/Teerac.A
Arcabit Trojan.Ransom.Crypto.1
AegisLab Trojan.Win32.Generic.4!c
GData Trojan.Ransom.Crypto.1
AhnLab-V3 Malware/Win32.Generic.C1195918
Acronis suspicious
McAfee Trojan-FORL!CF85FF741803
MAX malware (ai score=99)
VBA32 BScope.Backdoor.Androm
Malwarebytes Cerber.Ransom.Encrypt.DDS
Panda Trj/GdSda.A
TrendMicro-HouseCall Ransom_CERBER.SMFE
Rising Trojan.Kryptik!1.AE9C (CLASSIC)
Ikarus Virus.Win32.CeeInject
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Generic.AP.44240
AVG Win32:Malware-gen
Qihoo-360 Win32/Ransom.TorrentLocker.HgIASPkA

How to remove Win32/Kryptik.FBGR virus?

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

Run the setup file.

Run Setup.exe
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 Scanning

Click on “Clean Now”.

GridinSoft Anti-Malware Scan Result

Are Your Protected?

Full version of GridinSoft

If the guide doesn’t help you to remove Win32/Kryptik.FBGR you can always ask me in the comments for getting help.

References

    About the author

    Robert Bailey

    Security engineer focused on malware behavior, removal workflows, and Windows hardening. Robert reviews threat articles for practical accuracy, checking detection names, symptoms, and cleanup steps before publication.

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