What is Trojan-Ransom.Win32.Spora.pef infection?

In this article you will certainly find regarding the interpretation of Trojan-Ransom.Win32.Spora.pef as well as its unfavorable effect on your computer system. Such ransomware are a form of malware that is elaborated by online fraudulences to require paying the ransom by a victim.

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In the majority of the instances, Trojan-Ransom.Win32.Spora.pef virus will certainly advise its targets to launch funds transfer for the purpose of reducing the effects of the amendments that the Trojan infection has presented to the target’s device.

Trojan-Ransom.Win32.Spora.pef Summary

These modifications 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.
  • 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.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the documents found on the sufferer’s disk drive — so the target can no more use the information;
  • Preventing normal access to the sufferer’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.


The most normal networks through which Trojan-Ransom.Win32.Spora.pef Ransomware Trojans are infused are:

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

As soon as the Trojan is successfully infused, it will certainly either cipher the information on the victim’s PC or stop the gadget from working in an appropriate way – while likewise positioning a ransom money note that mentions the demand for the targets to effect the repayment for the purpose of decrypting the records or restoring the documents system back to the initial problem. In the majority of circumstances, the ransom note will turn up when the customer reboots the COMPUTER after the system has actually already been damaged.

Trojan-Ransom.Win32.Spora.pef distribution networks.

In numerous corners of the globe, Trojan-Ransom.Win32.Spora.pef expands by jumps and also bounds. Nonetheless, the ransom money notes as well as techniques of extorting the ransom amount might differ depending upon certain regional (local) setups. The ransom notes as well as methods of extorting the ransom quantity may differ depending on specific local (regional) settings.

Ransomware injection

As an example:

    Faulty notifies regarding unlicensed software program.

    In particular locations, the Trojans commonly wrongfully report having spotted some unlicensed applications allowed on the victim’s device. The alert after that requires the individual to pay the ransom.

    Faulty statements about illegal web content.

    In countries where software piracy is less popular, this approach is not as reliable for the cyber fraudulences. Conversely, the Trojan-Ransom.Win32.Spora.pef popup alert might incorrectly claim to be stemming from a law enforcement organization as well as will report having located youngster pornography or other illegal information on the device.

    Trojan-Ransom.Win32.Spora.pef popup alert might incorrectly declare to be obtaining from a legislation enforcement organization and will certainly report having situated child porn or various other prohibited information on the device. The alert will similarly consist of a need for the individual to pay the ransom.

Technical details

File Info:

crc32: 1000A610
md5: a5b4000ca6221e669d79831502036892
name: A5B4000CA6221E669D79831502036892.mlw
sha1: bd3457180660eef830ec339babd57f6d3c6686da
sha256: 0fd8951ac647e2706752e1f3257012d50a49511be3de1ef6298e683df3b57115
sha512: ce7cce7cafefde05fb68ecb01225e1e53f13e822ed1d8cd62dd65a0f149bd81d33a65783f5ca996ef8ccc1e7183a3d42abb7a43527e542d996a901421704e854
ssdeep: 768:umxvLMbmHDLPOOdQ4xk0RdZMcyKv5sGY08l0PJ85dWa7hJDsvLMbmHDLP:pvEShdQ4S0Rd+1w+WJ85dfwvES
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Trojan-Ransom.Win32.Spora.pef also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware2
K7AntiVirus Trojan ( 0051918c1 )
Elastic malicious (high confidence)
Cynet Malicious (score: 90)
CAT-QuickHeal Ransom.Exxroute.A4
ALYac Gen:Variant.Agiala.25
Cylance Unsafe
Zillya Trojan.Spora.Win32.1162
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (D)
Alibaba Ransom:Win32/Spora.1f8e8dbf
K7GW Trojan ( 001cf05f1 )
Cybereason malicious.ca6221
Baidu Win32.Trojan.Kryptik.bjm
Symantec Packed.Generic.493
ESET-NOD32 a variant of Win32/Kryptik.FOLF
APEX Malicious
Avast Win32:Filecoder-BD [Trj]
ClamAV Win.Ransomware.Spora-6978819-0
Kaspersky HEUR:Trojan-Ransom.Win32.Spora.pef
BitDefender Gen:Variant.Agiala.25
NANO-Antivirus Trojan.Win32.Spora.evflzg
MicroWorld-eScan Gen:Variant.Agiala.25
Tencent Win32.Trojan.Spora.Lnnw
Ad-Aware Gen:Variant.Agiala.25
Sophos Mal/Generic-R + Mal/Elenoocka-E
Comodo TrojWare.Win32.Crypt.C@7vajd0
BitDefenderTheta Gen:NN.ZexaF.34608.eqW@aW@Wtvm
VIPRE Trojan.Win32.Generic!BT
TrendMicro Ransom_CERBER.SM3B
Emsisoft Trojan-Ransom.Spora (A)
SentinelOne Static AI – Malicious PE
Avira HEUR/AGEN.1105007
eGambit Unsafe.AI_Score_67%
Microsoft Ransom:Win32/Spora
AegisLab Trojan.Win32.Generic.4!c
ZoneAlarm HEUR:Trojan-Ransom.Win32.Spora.pef
GData Gen:Variant.Agiala.25
AhnLab-V3 Trojan/Win32.Spora.R333558
McAfee Ransom-Spora!A5B4000CA622
MAX malware (ai score=100)
VBA32 Trojan-Ransom.Spora
Panda Trj/CI.A
TrendMicro-HouseCall Ransom_CERBER.SM3B
Rising Ransom.Spora!8.E3EE (CLOUD)
Ikarus Trojan-Ransom.Spora
Fortinet W32/GenKryptik.GSOD!tr
AVG Win32:Filecoder-BD [Trj]
Qihoo-360 Win32/Ransom.Filecoder.HgIASOYA

How to remove Trojan-Ransom.Win32.Spora.pef ransomware?

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.

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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 Trojan-Ransom.Win32.Spora.pef 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 Trojan-Ransom.Win32.Spora.pef you can always ask me in the comments for getting help.

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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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