Ransom.Sodinokibi

Written by Robert Bailey

What is Ransom.Sodinokibi infection?

In this article you will certainly discover concerning the meaning of Ransom.Sodinokibi as well as its unfavorable influence on your computer system. Such ransomware are a type of malware that is specified by online fraudulences to require paying the ransom money by a victim.

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In the majority of the instances, Ransom.Sodinokibi infection will instruct its victims to initiate funds transfer for the objective of counteracting the amendments that the Trojan infection has presented to the sufferer’s device.

Ransom.Sodinokibi 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.
  • 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.
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option;
  • Drops a binary and executes it. Trojan-Downloader installs itself to the system and waits until an Internet connection becomes available to connect to a remote server or website in order to download additional malware onto the infected computer.
  • 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;
  • Network activity contains more than one unique useragent.;
  • 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
  • Modifies system policies to prevent the launching of specific applications or executables;
  • Attempts to disable UAC.

    User Account Control or just UAC is a part of the Windows security system which prevents apps from making unwanted changes on PC.

    UAC includes several technologies 1:

    • File and egistry Virtualization;
    • Same-desktop Elevation;
    • Filtered Token;
    • User Interface Privilege Isolation;
    • Protected Mode Internet Explorer;
    • Installer Detection;
  • Attempts to disable Windows Defender;
  • Attempts to modify UAC prompt behavior;
  • Attempts to modify Explorer settings to prevent hidden files from being displayed;
  • Ciphering the documents situated on the target’s hard disk — so the victim can no longer utilize the data;
  • Preventing regular accessibility to the target’s workstation;
Similar behavior
Related domains
z.whorecord.xyz Ransom.Sodinokibi

Ransom.Sodinokibi

One of the most common networks through which Ransom.Sodinokibi Trojans are injected are:

  • By ways of phishing emails;
  • As a repercussion of customer winding up on a source that organizes a harmful software;

As soon as the Trojan is successfully injected, it will certainly either cipher the information on the target’s PC or prevent the tool from functioning in a proper manner – while likewise positioning a ransom money note that mentions the demand for the victims to effect the settlement for the purpose of decrypting the files or recovering the data system back to the initial condition. In many instances, the ransom money note will certainly turn up when the customer restarts the PC after the system has already been damaged.

Ransom.Sodinokibi circulation channels.

In different corners of the globe, Ransom.Sodinokibi expands by leaps and bounds. Nevertheless, the ransom notes and also tricks of obtaining the ransom amount might differ depending upon specific regional (regional) settings. The ransom money notes and techniques of extorting the ransom quantity may vary depending on specific neighborhood (regional) setups.

Ransomware injection

For example:

    Faulty signals concerning unlicensed software program.

    In specific areas, the Trojans often wrongfully report having found some unlicensed applications enabled on the sufferer’s device. The sharp then requires the customer to pay the ransom money.

    Faulty declarations concerning illegal material.

    In countries where software application piracy is less preferred, this approach is not as reliable for the cyber frauds. Conversely, the Ransom.Sodinokibi popup alert might incorrectly declare to be stemming from a law enforcement establishment and also will report having located child porn or various other illegal information on the device.

    Ransom.Sodinokibi popup alert might falsely declare to be obtaining from a law enforcement establishment and will report having situated youngster porn or various other illegal data on the gadget. The alert will in a similar way consist of a need for the user to pay the ransom money.

Technical details

File Info:

crc32: AF2EA664
md5: 6685ee6e6fc85a1e08b9b8118727cf83
name: update.rar
sha1: 5bd0f9e4219cf85b3e9f0aac2e792c85df4b6124
sha256: 8da725b207cd5a17bfa5e14fd7210b20667f8daf8ea979b4f0dff7ce27a9c188
sha512: df3c77e22a5eaf937e3ff36cf14dbd2e4355d291a92491c9912d5a0bdaf778bc7e24fdbf21e0753818e51ca41d695fa10b703dd532cc4fed97a0776b05c9851a
ssdeep: 49152:+w80cTsjkWaZGB4521/3cRC/RFQ+G/LTnkyfei4JZmmc:D8sjkZ521/MROVQLTnnfaJZm
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

Translation: 0x0809 0x04b0

Ransom.Sodinokibi also known as:

GridinSoft Trojan.Ransom.Gen
MicroWorld-eScan Trojan.GenericKD.32708795
FireEye Generic.mg.6685ee6e6fc85a1e
CAT-QuickHeal PUA.TiggrePMF.S8685638
ALYac Trojan.PSW.Predator
Cylance Unsafe
Sangfor Malware
K7AntiVirus Trojan-Downloader ( 00559aec1 )
BitDefender Trojan.GenericKD.32708795
K7GW Trojan-Downloader ( 00559aec1 )
Cybereason malicious.4219cf
TrendMicro TROJ_GEN.R002C0RK119
BitDefenderTheta AI:Packer.9E33D48C17
TrendMicro-HouseCall TROJ_GEN.R002C0RK119
Avast Win32:Trojan-gen
ClamAV Win.Trojan.Scar-7509404-0
GData Trojan.GenericKD.32708795
Alibaba TrojanDownloader:Win32/Miner.2ca39bd3
NANO-Antivirus Trojan.Win32.Autoit.gesjwc
AegisLab Trojan.Win32.Generic.4!e
Rising Trojan.Wacatac!8.10C01 (CLOUD)
Ad-Aware Trojan.GenericKD.32708795
Sophos Mal/GandCrab-G
Comodo Malware@#20pppn4hj8vz
F-Secure Trojan.TR/Dldr.Autoit.qhhzf
DrWeb Trojan.Encoder.29900
Invincea heuristic
McAfee-GW-Edition BehavesLike.Win32.TrojanAitInject.tc
Emsisoft Trojan.GenericKD.32708795 (B)
APEX Malicious
Cyren W32/Trojan.EELO-0414
MaxSecure Trojan.Malware.5885411.susgen
Avira TR/Dldr.Autoit.qhhzf
Antiy-AVL Trojan/Win32.Miner
Endgame malicious (high confidence)
Arcabit Trojan.Generic.D1F318BB
ZoneAlarm HEUR:Trojan.Win32.Generic
Microsoft Trojan:Win32/Occamy.C
AhnLab-V3 Trojan/Win32.AutoIt.C3574528
McAfee Artemis!6685EE6E6FC8
MAX malware (ai score=88)
Malwarebytes Ransom.Sodinokibi
Panda Trj/CI.A
ESET-NOD32 a variant of Win32/TrojanDownloader.Autoit.OUV
Tencent Win32.Trojan.Raas.Auto
Ikarus Trojan-Downloader.Win32.AutoIt
eGambit Unsafe.AI_Score_60%
Fortinet W32/Eb.OUV!tr
Webroot W32.Rogue.Gen
AVG Win32:Trojan-gen
Paloalto generic.ml
CrowdStrike win/malicious_confidence_80% (W)
Qihoo-360 HEUR/QVM10.2.D1F1.Malware.Gen

How to remove Ransom.Sodinokibi 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 GridinSoft2

The is an excellent way to deal with recognizing and removing threats – using Gridinsoft Anti-Malware. This program will scan your PC, find and neutralize all suspicious processes.3.

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.Sodinokibi 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.Sodinokibi you can always ask me in the comments for getting help.

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References

  1. Microsoft Ignite: How to disable User Account Control (UAC) on Windows Server
  2. GridinSoft Anti-Malware Review from HowToFix site: https://howtofix.guide/gridinsoft-anti-malware/
  3. 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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