Win32/Sirefef.AG

What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey

What is Win32/Sirefef.AG infection?

In this short article you will locate regarding the meaning of Win32/Sirefef.AG and its negative impact on your computer system. Such ransomware are a type of malware that is elaborated by on-line fraudulences to require paying the ransom by a sufferer.

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Most of the situations, Win32/Sirefef.AG infection will certainly advise its victims to start funds move for the objective of counteracting the modifications that the Trojan infection has introduced to the sufferer’s tool.

Win32/Sirefef.AG Summary

These alterations can be as complies with:

  • Executable code extraction;
  • Creates RWX memory;
  • Network activity detected but not expressed in API logs;
  • Ciphering the files situated on the target’s hard disk drive — so the target can no longer utilize the information;
  • Preventing normal accessibility to the victim’s workstation;

Win32/Sirefef.AG

One of the most common channels through which Win32/Sirefef.AG Trojans are injected are:

  • By methods of phishing emails;
  • As a consequence of customer winding up on a source that hosts a destructive software application;

As quickly as the Trojan is successfully infused, it will certainly either cipher the data on the target’s computer or protect against the tool from functioning in a correct way – while also placing a ransom note that points out the need for the victims to effect the settlement for the objective of decrypting the files or bring back the data system back to the preliminary problem. In most circumstances, the ransom note will come up when the client reboots the PC after the system has currently been damaged.

Win32/Sirefef.AG circulation channels.

In numerous corners of the world, Win32/Sirefef.AG expands by leaps and also bounds. Nevertheless, the ransom money notes and also tricks of extorting the ransom quantity might differ depending upon specific local (regional) settings. The ransom notes as well as methods of obtaining the ransom quantity may differ depending on particular neighborhood (regional) settings.

Ransomware injection

For instance:

    Faulty alerts about unlicensed software application.

    In specific areas, the Trojans commonly wrongfully report having detected some unlicensed applications made it possible for on the victim’s gadget. The sharp after that requires the user to pay the ransom.

    Faulty statements regarding unlawful content.

    In nations where software piracy is less prominent, this technique is not as reliable for the cyber scams. Conversely, the Win32/Sirefef.AG popup alert may incorrectly claim to be originating from a law enforcement institution and also will certainly report having located kid porn or various other prohibited information on the gadget.

    Win32/Sirefef.AG popup alert may incorrectly assert to be acquiring from a law enforcement establishment and will certainly report having located youngster pornography or various other unlawful information on the tool. The alert will similarly contain a need for the individual to pay the ransom.

Technical details

File Info:

crc32: AF720F6B
md5: 5c5fc7e7cb9adae9b0cf7988716acc9c
name: 5C5FC7E7CB9ADAE9B0CF7988716ACC9C.mlw
sha1: cca921a3ed5226e967ec8041397dbed0d5e7370e
sha256: c3e21c827755fb65fddf87b6593f47dddf4fbcd7d5fe3de59ce8e8f9dd907956
sha512: ef17ab3a4fe3dcbdc49cc0959b7e159121151c9c04ee29cb22f96a000a283bd8d61595d55fe779734f965a96e72f27225a769185c74a6637689cf2e0f6dbd52d
ssdeep: 3072:4b83fIIjF7TTh04Z8LQD2We1UPhC2FfRliw2gpg5docNC7ngQkYhKICf1:4b83wyRS4Z8d312c8lXpmdohrkGu
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/Sirefef.AG also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware2
K7AntiVirus Riskware ( 0040eff71 )
Lionic Trojan.Win32.Digitala.j!c
Elastic malicious (high confidence)
DrWeb Trojan.Winlock.10758
Cynet Malicious (score: 100)
ALYac Trojan.Generic.3022605
Cylance Unsafe
Zillya Trojan.Digitala.Win32.1003
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (D)
Alibaba Ransom:Win32/Digitala.b1405e12
K7GW Riskware ( 0040eff71 )
Cybereason malicious.7cb9ad
Symantec ML.Attribute.HighConfidence
ESET-NOD32 Win32/Sirefef.AG
APEX Malicious
Avast Win32:Trojan-gen
Kaspersky Trojan-Ransom.Win32.Digitala.cz
BitDefender Trojan.Generic.3022605
NANO-Antivirus Trojan.Win32.Digitala.csfla
MicroWorld-eScan Trojan.Generic.3022605
Tencent Malware.Win32.Gencirc.114befed
Ad-Aware Trojan.Generic.3022605
Sophos ML/PE-A + Mal/EncPk-OJ
BitDefenderTheta AI:Packer.2026809F1F
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition Artemis!Trojan
FireEye Generic.mg.5c5fc7e7cb9adae9
Emsisoft Trojan.Generic.3022605 (B)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan/Digitala.dc
Avira TR/Crypt.XPACK.Gen
eGambit Generic.Malware
Antiy-AVL Trojan/Generic.ASMalwS.1472DE6
Microsoft Trojan:Win32/Dynamer!ac
ZoneAlarm Trojan-Ransom.Win32.Digitala.cz
GData Trojan.Generic.3022605
TACHYON Ransom/W32.Digitala.173576
AhnLab-V3 Trojan/Win32.Digitala.C1441205
Acronis suspicious
McAfee GenericRXAA-AA!5C5FC7E7CB9A
MAX malware (ai score=100)
VBA32 Hoax.Digitala
Panda Trj/CI.A
Rising [email protected] (RDML:GgmEhJcrnYN3cIJhHZT0ZA)
Yandex Trojan.GenAsa!cKM15MSogc4
Ikarus Trojan-Ransom.Digitala
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Generic.AC.1FB9B1!tr
AVG Win32:Trojan-gen
Paloalto generic.ml
Qihoo-360 Win32/Ransom.Generic.HgIASOQA

How to remove Win32/Sirefef.AG virus?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
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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/Sirefef.AG 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/Sirefef.AG 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/comparison

About the author

Robert Bailey

I'm Robert Bailey, a passionate Security Engineer with a deep fascination for all things related to malware, reverse engineering, and white hat ethical hacking.

As a white hat hacker, I firmly believe in the power of ethical hacking to bolster security measures. By identifying vulnerabilities and providing solutions, I contribute to the proactive defense of digital infrastructures.

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