Win32/Kryptik.AXII

What is Win32/Kryptik.AXII infection?

In this post you will certainly discover regarding the meaning of Win32/Kryptik.AXII and its adverse impact on your computer. Such ransomware are a form of malware that is specified by online fraudulences to demand paying the ransom by a target.

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Most of the situations, Win32/Kryptik.AXII infection will certainly instruct its targets to start funds transfer for the function of counteracting the amendments that the Trojan infection has actually introduced to the target’s gadget.

Win32/Kryptik.AXII Summary

These adjustments can be as complies with:

  • 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);
  • Attempts to connect to a dead IP:Port (1 unique times);
  • Presents an Authenticode digital signature;
  • 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.;
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option;
  • HTTP traffic contains suspicious features which may be indicative of malware related traffic;
  • Performs some HTTP requests;
  • Executed a process and injected code into it, probably while unpacking;
  • Deletes its original binary from disk;
  • A process was set to shut the system down when terminated;
  • 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
  • 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.
  • Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
  • Creates a copy of itself;
  • Ciphering the papers located on the sufferer’s hard disk drive — so the target can no longer use the data;
  • Preventing normal access 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.xyz Ransom:Win32/Tobfy.4ab816be
a.tomx.xyz Ransom:Win32/Tobfy.4ab816be

Win32/Kryptik.AXII

The most normal channels through which Win32/Kryptik.AXII Trojans are infused are:

  • By methods of phishing e-mails. Email phishing is a cyber attack that uses disguised email as a goal is to trick the recipient into believing that the message is something they want or need — a request from their bank, for instance, or a note from someone in their company — and to click a link for download a malware.
  • As an effect of individual ending up on a source that organizes a harmful software application;

As soon as the Trojan is effectively infused, it will either cipher the data on the sufferer’s PC or avoid the gadget from working in a proper way – while additionally positioning a ransom money note that states the demand for the victims to effect the repayment for the objective of decrypting the files or recovering the documents system back to the initial condition. In a lot of circumstances, the ransom money note will turn up when the client restarts the COMPUTER after the system has actually currently been damaged.

Win32/Kryptik.AXII distribution channels.

In numerous corners of the world, Win32/Kryptik.AXII expands by leaps as well as bounds. However, the ransom notes as well as techniques of extorting the ransom money amount may differ depending upon certain regional (regional) settings. The ransom notes and also tricks of obtaining the ransom money quantity might vary depending on specific neighborhood (regional) setups.

Ransomware injection

For example:

    Faulty informs about unlicensed software application.

    In certain locations, the Trojans commonly wrongfully report having detected some unlicensed applications enabled on the sufferer’s device. The alert then requires the user to pay the ransom money.

    Faulty declarations about unlawful material.

    In countries where software program piracy is less preferred, this approach is not as efficient for the cyber frauds. Conversely, the Win32/Kryptik.AXII popup alert may wrongly assert to be deriving from a police establishment and will certainly report having situated kid pornography or various other prohibited information on the tool.

    Win32/Kryptik.AXII popup alert may falsely assert to be deriving from a legislation enforcement institution and will certainly report having situated kid porn or other prohibited data on the device. The alert will in a similar way consist of a demand for the user to pay the ransom money.

Technical details

File Info:

crc32: CDAB795F
md5: 039bac1865394a5601d49450342aba91
name: 039BAC1865394A5601D49450342ABA91.mlw
sha1: 9f700cf30cc8b6c5fa0764d91bdad1de26b24fd6
sha256: 1356641c8cb8bb6f285bc26090e6fd85f16d8f158837facb96a8626cba8146bc
sha512: d7d82e1c0e47385975c3956b9949d0087db0efdf2ea08ac39512d5ce438b5b5e8b5b5679175e6f3db6e71c482d16c447bae58de4b194e70ccf025bdf3918a8b2
ssdeep: 768:lrWrReP4mCqtBbQPgNT9PrlVFoQnyXAShN0/1WBXXKp:4yNCqtBbQYT9PrSQnrST0EBXXg
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/Kryptik.AXII also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Unwanted-Program ( 004ae6381 )
Elastic malicious (high confidence)
DrWeb Trojan.MulDrop4.29591
Cynet Malicious (score: 100)
CAT-QuickHeal Trojan.Generic
McAfee PWS-Zbot-FASC!039BAC186539
Cylance Unsafe
Zillya Trojan.Kryptik.Win32.929459
Sangfor Trojan.Win32.Gen.1
CrowdStrike win/malicious_confidence_100% (W)
Alibaba Ransom:Win32/Tobfy.4ab816be
K7GW Unwanted-Program ( 004ae6381 )
Cybereason malicious.865394
NANO-Antivirus Trojan.Win32.Drop.cpjkod
ESET-NOD32 a variant of Win32/Kryptik.AXII
APEX Malicious
Avast Win32:Karagany
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Gen:Heur.JBot.1
MicroWorld-eScan Gen:Heur.JBot.1
Tencent Win32.Trojan.Falsesign.Eop
Ad-Aware Gen:Heur.JBot.1
Sophos ML/PE-A + Troj/Ransom-QA
Comodo Malware@#1j5phqfmj3x6t
VIPRE Trojan.Win32.Reveton.a (v)
TrendMicro TROJ_RANSOM.SMAI
McAfee-GW-Edition PWS-Zbot-FASC!039BAC186539
FireEye Generic.mg.039bac1865394a56
SentinelOne Static AI – Suspicious PE
Jiangmin Trojan.Generic.ashza
Webroot W32.Rogue.Gen
Avira HEUR/AGEN.1132833
eGambit Generic.Malware
Arcabit Trojan.JBot.1
AegisLab Trojan.Win32.Androm.lW9Q
ZoneAlarm HEUR:Trojan.Win32.Generic
Microsoft Ransom:Win32/Tobfy.S
TACHYON Trojan/W32.Blocker.57112
AhnLab-V3 Spyware/Win32.Zbot.R62522
Acronis suspicious
VBA32 Hoax.Blocker
MAX malware (ai score=100)
Malwarebytes Trojan.MalPack.Generic
Panda Trj/Hexas.HEU
TrendMicro-HouseCall TROJ_SPNR.16E313
Rising Ransom.Tobfy!8.339 (CLOUD)
Yandex Trojan.GenAsa!wUucyFsr2c4
Ikarus Trojan-Ransom.Blocker
Fortinet W32/Kryptik.HIJR!tr
AVG Win32:Karagany
Paloalto generic.ml

How to remove Win32/Kryptik.AXII 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.AXII 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 Win32/Kryptik.AXII 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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