Ransom:Win32/Cerber.K

What is Ransom:Win32/Cerber.K infection?

In this post you will find concerning the meaning of Ransom:Win32/Cerber.K and also its unfavorable influence on your computer system. Such ransomware are a type of malware that is specified by on-line frauds to require paying the ransom money by a victim.

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Most of the cases, Ransom:Win32/Cerber.K virus will certainly instruct its sufferers to initiate funds move for the function of neutralizing the changes that the Trojan infection has actually introduced to the sufferer’s device.

Ransom:Win32/Cerber.K Summary

These adjustments can be as follows:

  • 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.;
  • 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.
  • Uses Windows utilities for basic functionality;
  • Attempts to modify desktop wallpaper;
  • Exhibits behavior characteristic of Cerber ransomware;
  • Attempts to execute a binary from a dead or sinkholed URL;
  • Writes a potential ransom message to disk;
  • 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.
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the records located on the target’s hard disk drive — so the target can no more utilize the data;
  • Preventing routine 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/Cerber.K

The most typical channels whereby Ransom:Win32/Cerber.K Trojans are injected are:

  • By methods of phishing emails;
  • As an effect of customer winding up on a source that holds a harmful software program;

As quickly as the Trojan is successfully infused, it will either cipher the information on the victim’s PC or protect against the tool from operating in an appropriate manner – while also placing a ransom note that discusses the demand for the targets to impact the payment for the function of decrypting the files or restoring the documents system back to the initial condition. In the majority of circumstances, the ransom money note will turn up when the customer reboots the COMPUTER after the system has actually currently been harmed.

Ransom:Win32/Cerber.K circulation networks.

In numerous corners of the world, Ransom:Win32/Cerber.K expands by leaps and also bounds. Nonetheless, the ransom money notes as well as methods of extorting the ransom money quantity may differ depending upon particular regional (regional) setups. The ransom money notes and also methods of obtaining the ransom quantity might vary depending on certain regional (regional) setups.

Ransomware injection

As an example:

    Faulty signals regarding unlicensed software application.

    In specific areas, the Trojans typically wrongfully report having actually found some unlicensed applications enabled on the sufferer’s tool. The alert after that demands the individual to pay the ransom money.

    Faulty statements regarding unlawful content.

    In countries where software application piracy is less prominent, this method is not as reliable for the cyber frauds. Additionally, the Ransom:Win32/Cerber.K popup alert might falsely assert to be originating from a law enforcement institution as well as will report having situated kid pornography or various other prohibited information on the gadget.

    Ransom:Win32/Cerber.K popup alert might incorrectly claim to be obtaining from a legislation enforcement organization as well as will certainly report having located kid porn or various other prohibited information on the gadget. The alert will likewise include a demand for the user to pay the ransom money.

Technical details

File Info:

crc32: 36069893
md5: ae8e5bd09fdff09b47bb4df4567d6d84
name: AE8E5BD09FDFF09B47BB4DF4567D6D84.mlw
sha1: 1137cd06f1b5f98eb7ccc0b3abefd61837f4b8f5
sha256: 6ae0dc947078b808a0424a49332df0c0aa3f5ec1bf840501d5056fcfec5790fe
sha512: 55b44b53fc900cdf3b3b19e757386ab46438eb6eade84cb73500ed928a830592b5d5616a9068e0209457ac6a8c5c9a0a11c1b962c3d0d7e411682b77ebe98d39
ssdeep: 6144:NhMrlhlzZKeej7dUjXhgFna/g1awe1sF10r6KeV:TMrrlo76jRgFnKgQZm10
type: MS-DOS executable, MZ for MS-DOS

Version Info:

0: [No Data]

Ransom:Win32/Cerber.K also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 0050e88a1 )
Elastic malicious (high confidence)
MicroWorld-eScan Gen:Variant.Bulz.16470
CAT-QuickHeal Ransom.Exxroute.A3
ALYac Gen:Variant.Bulz.16470
Cylance Unsafe
Zillya Trojan.Kryptik.Win32.2607580
CrowdStrike win/malicious_confidence_100% (W)
Alibaba Ransom:Win32/generic.ali2000010
K7GW Trojan ( 0050e88a1 )
Cybereason malicious.09fdff
BitDefenderTheta Gen:NN.ZexaF.34670.mmW@aiYpKLni
Symantec Ransom.Cerber
ESET-NOD32 a variant of Win32/Kryptik.FSQL
APEX Malicious
Avast Win32:GenMalicious-NVZ [Trj]
Cynet Malicious (score: 100)
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Gen:Variant.Bulz.16470
NANO-Antivirus Trojan.Win32.Vundo.eqifph
Tencent Win32.Trojan.Raas.Auto
Ad-Aware Gen:Variant.Bulz.16470
Sophos Mal/Generic-S + Mal/Zbot-EU
Comodo TrojWare.Win32.Troldesh.C@73zvhv
DrWeb Trojan.Encoder.4691
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition BehavesLike.Win32.Generic.dc
FireEye Generic.mg.ae8e5bd09fdff09b
Emsisoft Gen:Variant.Bulz.16470 (B)
Jiangmin Trojan.Zerber.cfc
Avira TR/Vundo.Gen
eGambit Unsafe.AI_Score_96%
Antiy-AVL Trojan/Win32.TSGeneric
Microsoft Ransom:Win32/Cerber.K
GData Gen:Variant.Bulz.16470
Acronis suspicious
McAfee Artemis!AE8E5BD09FDF
MAX malware (ai score=83)
VBA32 BScope.Trojan-Ransom.Zerber
Malwarebytes Malware.Heuristic.1003
Panda Trj/CI.A
TrendMicro-HouseCall Ransom_HPCERBER.SMONT4
Rising Ransom.Cerber!8.3058 (CLOUD)
Yandex Trojan.GenAsa!5198G1Vzw1o
SentinelOne Static AI – Suspicious PE
Fortinet Ransomware.FMEU!tr
AVG Win32:GenMalicious-NVZ [Trj]
Paloalto generic.ml
Qihoo-360 Win32/Backdoor.Buterat.HxIB6XsA

How to remove Ransom:Win32/Cerber.K 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

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/Cerber.K 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 Ransom:Win32/Cerber.K 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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