Written by Robert Bailey

What is Backdoor:Win32/OlympicDestroyer.PA!MTB infection?

In this short article you will locate about the interpretation of Backdoor:Win32/OlympicDestroyer.PA!MTB as well as its adverse influence on your computer system. Such ransomware are a type of malware that is elaborated by online scams to require paying the ransom by a victim.

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When we talk about the intrusion of unfamiliar programs into your computer’s work, the proverb “Forewarned is forearmed” describes the situation as accurately as possible. Gridinsoft Anti-Malware is exactly the tool that is always useful to have in your armory: fast, efficient, up-to-date. It is appropriate to use it as an emergency help at the slightest suspicion of infection.
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Most of the instances, Backdoor:Win32/OlympicDestroyer.PA!MTB ransomware will instruct its targets to start funds move for the purpose of counteracting the modifications that the Trojan infection has actually introduced to the sufferer’s device.

Backdoor:Win32/OlympicDestroyer.PA!MTB Summary

These alterations can be as follows:

  • 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.
  • A process created a hidden window;
  • 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;
  • Attempts to delete volume shadow copies;
  • Attempts to restart the guest VM;
  • A process attempted to delay the analysis task by a long amount of time.;
  • Modifies boot configuration settings;
  • Steals private information from local Internet browsers;
  • Collects information about installed applications;
  • Clears Windows events or logs;
  • Creates a copy of itself;
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the files situated on the victim’s hard disk drive — so the sufferer can no more make use of the data;
  • Preventing normal accessibility to the victim’s workstation;


The most regular networks whereby Backdoor:Win32/OlympicDestroyer.PA!MTB Trojans are infused are:

  • By ways of phishing e-mails;
  • As a repercussion of user ending up on a source that hosts a malicious software;

As soon as the Trojan is successfully infused, it will certainly either cipher the information on the victim’s PC or protect against the device from operating in a proper manner – while additionally positioning a ransom money note that discusses the need for the victims to effect the repayment for the function of decrypting the documents or restoring the documents system back to the preliminary condition. In the majority of circumstances, the ransom note will certainly come up when the client restarts the PC after the system has currently been harmed.

Backdoor:Win32/OlympicDestroyer.PA!MTB distribution channels.

In numerous edges of the globe, Backdoor:Win32/OlympicDestroyer.PA!MTB grows by leaps and bounds. Nevertheless, the ransom money notes and also methods of extorting the ransom money quantity might vary depending on particular local (local) setups. The ransom notes and also techniques of obtaining the ransom money quantity may vary depending on specific local (regional) setups.

Ransomware injection

For example:

    Faulty signals about unlicensed software.

    In specific locations, the Trojans frequently wrongfully report having discovered some unlicensed applications allowed on the sufferer’s device. The alert after that demands the customer to pay the ransom money.

    Faulty declarations regarding prohibited material.

    In countries where software program piracy is much less popular, this approach is not as reliable for the cyber scams. Alternatively, the Backdoor:Win32/OlympicDestroyer.PA!MTB popup alert may incorrectly assert to be originating from a police institution and will certainly report having located kid porn or other unlawful information on the device.

    Backdoor:Win32/OlympicDestroyer.PA!MTB popup alert may incorrectly assert to be acquiring from a regulation enforcement establishment and also will report having situated youngster pornography or other unlawful data on the gadget. The alert will likewise include a need for the user to pay the ransom money.

Technical details

File Info:

crc32: 4BF66209
md5: a87d23c94647807ab6dc5eb8cc7340e1
name: A87D23C94647807AB6DC5EB8CC7340E1.mlw
sha1: 694be496d5fced0dbffd7cfc5cac92d445624b73
sha256: 5f37829988e827f05b42774db94e8a15e87e9de12e61b89c91bf5fddee90650c
sha512: 8466186cdc340ce5485c5e426db6fe04f52a9d64cc6451b0eb2e53dfec02c503bd6d19b113d6c159e920308331620d3811a8d155f73e3adaf5e37c1e33ec5b50
ssdeep: 49152:R9dnjR2nRMWHrVDoqNcVhcAwARGcWRrLy3pNq:3dV2RMUrVDEVHLRGdRrLy5N
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Backdoor:Win32/OlympicDestroyer.PA!MTB also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Password-Stealer ( 00526c781 )
Elastic malicious (high confidence)
DrWeb BackDoor.IRC.Bot.3188
Cynet Malicious (score: 100)
CAT-QuickHeal Trojanransom.Gen
McAfee Trojan-WWVipe!A87D23C94647
Cylance Unsafe
Zillya Trojan.Gen.Win32.1671
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (W)
Alibaba Ransom:Win32/OlympicDestroyer.559383fc
K7GW Password-Stealer ( 00526c781 )
Cybereason malicious.946478
Cyren W32/OlympicDestroyer.A.gen!Eldorado
Symantec Trojan.Olydestroy
ESET-NOD32 Win32/OlympicDestroyer.A
APEX Malicious
Avast Win32:OlympicDestroy-B [Apt]
ClamAV Win.Trojan.OlympicDestroyer-6446992-0
Kaspersky Trojan-Ransom.Win32.Gen.hjl
BitDefender Gen:Variant.OlympicDestroyer.1
NANO-Antivirus Riskware.Win32.Bot.exzewz
ViRobot Dropper.Agent.1861632
MicroWorld-eScan Gen:Variant.OlympicDestroyer.1
Tencent Malware.Win32.Gencirc.10b818bc
Ad-Aware Gen:Variant.OlympicDestroyer.1
Sophos Mal/Generic-R + Mal/Olydest-A
Comodo Malware@#b6m87m2zqeen
BitDefenderTheta Gen:NN.ZexaF.34678.XzW@a80YJFei
VIPRE Trojan.Win32.Generic!BT
TrendMicro TROJ_OlympicDestroyer.SMZBFB-A
Emsisoft Gen:Variant.OlympicDestroyer.1 (B)
SentinelOne Static AI – Suspicious PE
Jiangmin Trojan.Gen.ts
Webroot W32.Gen.hjl
Avira HEUR/AGEN.1103391
Kingsoft Win32.Heur.KVMH017.a.(kcloud)
Microsoft Backdoor:Win32/OlympicDestroyer.PA!MTB
AegisLab Trojan.Win32.Gen.tpDO
ZoneAlarm HEUR:Trojan.Win32.Generic
GData Win32.Trojan.OlympicDestroyer.A
TACHYON Trojan/W32.OlympicDistroyer.1861632
AhnLab-V3 Backdoor/Win32.PyAgent.R220091
Acronis suspicious
VBA32 Backdoor.IRC.Bot
MAX malware (ai score=100)
Malwarebytes Trojan.OlympicDestroyer
Panda Trj/Genetic.gen
TrendMicro-HouseCall TROJ_OlympicDestroyer.SMZBFB-A
Rising Trojan.Win32.OlympicDestroyer!1.B05D (CLASSIC)
Yandex Trojan.GenAsa!d31kiHDrv2c
Ikarus Trojan.Win32.Olympicdestroyer
Fortinet W32/OlympicDestroyer.A!tr
AVG Win32:OlympicDestroy-B [Apt]

How to remove Backdoor:Win32/OlympicDestroyer.PA!MTB 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.

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 Backdoor:Win32/OlympicDestroyer.PA!MTB 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 Backdoor:Win32/OlympicDestroyer.PA!MTB you can always ask me in the comments for getting help.

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  1. GridinSoft Anti-Malware Review from HowToFix site:
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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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