Win32/Injector.SFK

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

What is Win32/Injector.SFK infection?

In this post you will locate concerning the definition of Win32/Injector.SFK as well as its negative impact on your computer system. Such ransomware are a form of malware that is clarified by on the internet frauds to require paying the ransom by a sufferer.

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In the majority of the cases, Win32/Injector.SFK infection will certainly advise its sufferers to launch funds transfer for the function of counteracting the changes that the Trojan infection has actually presented to the sufferer’s gadget.

Win32/Injector.SFK Summary

These adjustments can be as complies with:

  • Executable code extraction;
  • Injection (inter-process);
  • Injection (Process Hollowing);
  • Creates RWX memory;
  • Reads data out of its own binary image;
  • The binary likely contains encrypted or compressed data.;
  • Executed a process and injected code into it, probably while unpacking;
  • Sniffs keystrokes;
  • Installs itself for autorun at Windows startup;
  • Network activity detected but not expressed in API logs;
  • Anomalous binary characteristics;
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the documents found on the victim’s hard disk — so the target can no longer make use of the data;
  • Preventing regular access to the sufferer’s workstation;

Related domains:

z.whorecord.xyz Ransom:Win32/Blocker.a2801b44
a.tomx.xyz Ransom:Win32/Blocker.a2801b44

Win32/Injector.SFK

The most typical channels whereby Win32/Injector.SFK Ransomware are infused are:

  • By ways of phishing e-mails;
  • As a repercussion of user ending up on a source that organizes a harmful software application;

As soon as the Trojan is successfully infused, it will either cipher the data on the victim’s computer or stop the gadget from operating in a proper fashion – while also positioning a ransom note that mentions the demand for the victims to impact the repayment for the function of decrypting the files or recovering the file system back to the first condition. In a lot of circumstances, the ransom note will certainly come up when the client restarts the PC after the system has actually currently been damaged.

Win32/Injector.SFK distribution networks.

In different corners of the world, Win32/Injector.SFK expands by jumps as well as bounds. However, the ransom notes and also techniques of obtaining the ransom money amount might vary depending upon specific neighborhood (local) settings. The ransom money notes and also tricks of obtaining the ransom amount may differ depending on particular local (regional) setups.

Ransomware injection

As an example:

    Faulty alerts concerning unlicensed software program.

    In specific locations, the Trojans often wrongfully report having actually detected some unlicensed applications enabled on the target’s gadget. The sharp then demands the customer to pay the ransom.

    Faulty declarations regarding prohibited content.

    In nations where software program piracy is less popular, this method is not as efficient for the cyber scams. Additionally, the Win32/Injector.SFK popup alert might wrongly claim to be stemming from a law enforcement institution and will certainly report having located child porn or other prohibited information on the tool.

    Win32/Injector.SFK popup alert might incorrectly claim to be obtaining from a legislation enforcement institution and also will report having situated child porn or other prohibited data on the device. The alert will likewise consist of a demand for the individual to pay the ransom.

Technical details

File Info:

crc32: 640D39A3
md5: a7978c623b895dbbf4ffc8471d7b10ae
name: A7978C623B895DBBF4FFC8471D7B10AE.mlw
sha1: 31972dfe5dc8e416a52e490aab85f11ad6c9b9ca
sha256: bca7ce32b665b54f9fc1235e566ee711f187aa27eac593f488223bf3a45c0287
sha512: 9de90c61579360c27384a786fefa0361351f0c1f3c44034b354a49427a6cfea03bbbe273a8c4a58784cb863f3d449c6a5ab52e7f8351b315d8643cf470a0f4d5
ssdeep: 1536:9pwsybyoNJ9yYfC9lWc0Q6LflH+k+k4Eg526Gn:fQbPJ9R8W7P+kA23
type: PE32 executable (GUI) Intel 80386, for MS Windows, PECompact2 compressed

Version Info:

Translation: 0x0409 0x04b0
LegalCopyright: Nonprofit organization offering health, educational, and distance learning Internet broadcasting services
InternalName: MSTBFILE
FileVersion: 1.00
CompanyName: Nonprofit organization offering health, educational, and distance learning Internet broadcasting services
LegalTrademarks: Nonprofit organization offering health, educational, and distance learning Internet broadcasting services
Comments: Nonprofit organization offering health, educational, and distance learning Internet broadcasting services
ProductName: Nonprofit organization offering health, educational, and distance learning Internet broadcasting services
ProductVersion: 1.00
FileDescription: Nonprofit organization offering health, educational, and distance learning Internet broadcasting services
OriginalFilename: MSTBFILE.EXE

Win32/Injector.SFK also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware2
Lionic Trojan.Win32.Gimemo.j!c
DrWeb Trojan.Winlock.6486
Cynet Malicious (score: 100)
ALYac Gen:Variant.Zusy.8177
Cylance Unsafe
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_90% (D)
Alibaba Ransom:Win32/Blocker.a2801b44
Cybereason malicious.23b895
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Injector.SFK
APEX Malicious
Avast FileRepMalware
Kaspersky Trojan-Ransom.Win32.Blocker.kobm
BitDefender Gen:Variant.Zusy.8177
NANO-Antivirus Trojan.Win32.Gimemo.tfzkb
ViRobot Trojan.Win32.A.Gimemo.64318.A
MicroWorld-eScan Gen:Variant.Zusy.8177
Tencent Win32.Trojan.Gimemo.Lnnz
Ad-Aware Gen:Variant.Zusy.8177
Sophos ML/PE-A + Troj/Gataka-E
Comodo Malware@#cnzk8edg06yr
BitDefenderTheta AI:Packer.77EA3CCD20
VIPRE Trojan.Win32.Generic.pak!cobra
McAfee-GW-Edition BehavesLike.Win32.Backdoor.kc
FireEye Generic.mg.a7978c623b895dbb
Emsisoft Gen:Variant.Zusy.8177 (B)
SentinelOne Static AI – Suspicious PE
Jiangmin Trojan/Gimemo.daw
Webroot W32.Trojan.Gen
Avira TR/Crypt.PEPM.Gen
eGambit Generic.Malware
Antiy-AVL Trojan/Generic.ASMalwS.9B2EB7
Kingsoft Win32.Troj.Undef.(kcloud)
Microsoft Ransom:Win32/Loktrom.B
Arcabit Trojan.Zusy.D1FF1
SUPERAntiSpyware Trojan.Agent/Gen-Bifrose
GData Gen:Variant.Zusy.8177
TACHYON Trojan/W32.Gimemo.64318
AhnLab-V3 Backdoor/Win32.Bifrose.R64580
McAfee Artemis!A7978C623B89
MAX malware (ai score=100)
VBA32 SScope.Trojan-Ransom.Winlock.5612
Panda Generic Malware
Yandex Trojan.Gimemo!pFTvd1oTQOY
Ikarus Trojan.Win32.Ransom
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Injector.S!tr
AVG FileRepMalware
Paloalto generic.ml
Qihoo-360 Win32/Ransom.Blocker.HxEAEpsA

How to remove Win32/Injector.SFK 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/Injector.SFK 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/Injector.SFK 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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