Win32/Kryptik.FOBB

What is Win32/Kryptik.FOBB infection?

In this post you will discover regarding the definition of Win32/Kryptik.FOBB and also its unfavorable impact on your computer. Such ransomware are a type of malware that is clarified by online scams to require paying the ransom money by a sufferer.

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In the majority of the cases, Win32/Kryptik.FOBB infection will certainly instruct its victims to initiate funds transfer for the function of reducing the effects of the modifications that the Trojan infection has actually presented to the victim’s device.

Win32/Kryptik.FOBB 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.
  • 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.

  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Attempts to modify desktop wallpaper;
  • Exhibits behavior characteristic of Cerber ransomware;
  • Attempts to execute a binary from a dead or sinkholed URL;
  • Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
  • Attempts to access Bitcoin/ALTCoin wallets;
  • 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.
  • Ciphering the records located on the victim’s hard disk — so the victim can no longer use 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.

Win32/Kryptik.FOBB

The most regular channels where Win32/Kryptik.FOBB Ransomware are infused are:

  • By means of phishing emails;
  • As a consequence of user winding up on a source that organizes a malicious software application;

As soon as the Trojan is effectively injected, it will certainly either cipher the data on the victim’s PC or prevent the gadget from functioning in a proper fashion – while likewise positioning a ransom note that points out the need for the sufferers to effect the settlement for the objective of decrypting the files or recovering the file system back to the initial problem. In the majority of instances, the ransom money note will certainly turn up when the client restarts the PC after the system has actually already been damaged.

Win32/Kryptik.FOBB distribution channels.

In different edges of the world, Win32/Kryptik.FOBB expands by leaps and also bounds. Nonetheless, the ransom money notes as well as tricks of obtaining the ransom money amount might differ depending upon specific neighborhood (local) settings. The ransom money notes and tricks of obtaining the ransom money amount might vary depending on certain neighborhood (local) setups.

Ransomware injection

For example:

    Faulty alerts regarding unlicensed software program.

    In specific areas, the Trojans usually wrongfully report having actually found some unlicensed applications made it possible for on the sufferer’s gadget. The alert after that demands the individual to pay the ransom.

    Faulty declarations regarding unlawful content.

    In countries where software program piracy is less popular, this technique is not as efficient for the cyber fraudulences. Conversely, the Win32/Kryptik.FOBB popup alert might wrongly claim to be originating from a law enforcement institution as well as will certainly report having situated kid porn or other unlawful data on the gadget.

    Win32/Kryptik.FOBB popup alert might wrongly claim to be deriving from a regulation enforcement organization and also will report having located child porn or various other illegal data on the gadget. The alert will similarly include a requirement for the individual to pay the ransom money.

Technical details

File Info:

crc32: 6BB358D6
md5: b7241033cd145cc90e91ffada2b1ec7a
name: B7241033CD145CC90E91FFADA2B1EC7A.mlw
sha1: f001e41f1b9586b40a4e9d5383b94cbbb6221d44
sha256: 15de04ab3d72ce178d21dec1a98e8042bc4e6dfa7d8e6e928744839f61bc4a6b
sha512: 4893184f83ba0d3f518880ac5b982837ebcacf36c22693f6e1528b796ccff165339199a4269be5082d3e452274d2a51a18813f529bf04656ea4ee1d11ba1d321
ssdeep: 3072:jhTurBj64e+Bp2e+T3qmDIYhV7OoVHgEH0E3SDohVFwcy2n9sTnredhwmokJvx/L:dTuRdF+rqmLVOaDUDkwSsTnredNpyMH
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/Kryptik.FOBB also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 005137001 )
Elastic malicious (high confidence)
DrWeb Trojan.PWS.Sphinx.2
Cynet Malicious (score: 100)
CAT-QuickHeal Ransom.Exxroute.A3
ALYac Trojan.Ransom.Cerber.HQ
Cylance Unsafe
Zillya Trojan.Kryptik.Win32.1105666
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (W)
Alibaba Ransom:Win32/Cerber.ali1020013
K7GW Trojan ( 005049891 )
Cybereason malicious.3cd145
Baidu Win32.Trojan.Kryptik.big
Cyren W32/Cerber.NUHN-2865
Symantec Packed.Generic.493
ESET-NOD32 a variant of Win32/Kryptik.FOBB
APEX Malicious
Avast Win32:Filecoder-AY [Trj]
ClamAV Win.Ransomware.Cerber-6986679-0
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Trojan.Ransom.Cerber.HQ
NANO-Antivirus Trojan.Win32.Zerber.eljtqh
MicroWorld-eScan Trojan.Ransom.Cerber.HQ
Tencent Malware.Win32.Gencirc.10b7a283
Ad-Aware Trojan.Ransom.Cerber.HQ
Sophos ML/PE-A + Mal/Elenoocka-E
Comodo TrojWare.Win32.Crypt.C@7vajd0
BitDefenderTheta Gen:NN.ZexaF.34628.tmX@aSAhoUki
VIPRE Trojan.Win32.Generic!BT
TrendMicro Ransom_CERBER.SM4
McAfee-GW-Edition BehavesLike.Win32.Ransomware.fh
FireEye Generic.mg.b7241033cd145cc9
Emsisoft Trojan.Ransom.Cerber.HQ (B)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan.Zerber.are
Avira HEUR/AGEN.1116786
eGambit Unsafe.AI_Score_99%
Kingsoft Win32.Troj.Undef.(kcloud)
Microsoft Ransom:Win32/Cerber
Arcabit Trojan.Ransom.Cerber.HQ
AegisLab Trojan.Win32.Generic.4!c
ZoneAlarm HEUR:Trojan.Win32.Generic
GData Trojan.Ransom.Cerber.HQ
AhnLab-V3 Trojan/Win32.101Alemi.R194948
Acronis suspicious
McAfee Ransomware-FMJ!B7241033CD14
MAX malware (ai score=100)
VBA32 BScope.Trojan.Zbot.2312
Panda Trj/Genetic.gen
TrendMicro-HouseCall Ransom_CERBER.SM4
Rising Ransom.Cerber!8.3058 (CLOUD)
Ikarus Trojan.Ransom.Spora
Fortinet W32/Kryptik.GKVH!tr
AVG Win32:Filecoder-AY [Trj]
Paloalto generic.ml
Qihoo-360 Win32/Trojan.dae

How to remove Win32/Kryptik.FOBB 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 Win32/Kryptik.FOBB 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 Win32/Kryptik.FOBB 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/products/

About the author

Robert Bailey

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

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