Written by Robert Bailey

What is PWS:Win32/Dexter.A infection?

In this short article you will find regarding the interpretation of PWS:Win32/Dexter.A and its negative impact on your computer. Such ransomware are a kind of malware that is clarified by on-line fraudulences to demand paying the ransom money by a sufferer.

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In the majority of the situations, PWS:Win32/Dexter.A ransomware will certainly advise its targets to launch funds transfer for the purpose of counteracting the changes that the Trojan infection has actually introduced to the sufferer’s device.

PWS:Win32/Dexter.A Summary

These alterations can be as complies with:

  • Executable code extraction;
  • Injection (inter-process);
  • Compression (or decompression);
  • Injection with CreateRemoteThread in a remote process;
  • Creates RWX memory;
  • Possible date expiration check, exits too soon after checking local time;
  • Expresses interest in specific running processes;
  • Unconventionial language used in binary resources: Afrikaans;
  • The binary likely contains encrypted or compressed data.;
  • Sniffs keystrokes;
  • Deletes its original binary from disk;
  • Installs itself for autorun at Windows startup;
  • Creates a hidden or system file;
  • Network activity detected but not expressed in API logs;
  • Attempts to modify browser security settings;
  • Creates a copy of itself;
  • Ciphering the papers situated on the victim’s hard disk — so the target can no longer use the information;
  • Preventing regular access to the sufferer’s workstation;


One of the most normal channels whereby PWS:Win32/Dexter.A Trojans are injected are:

  • By methods of phishing emails;
  • As a consequence of individual ending up on a resource that hosts a destructive software;

As soon as the Trojan is effectively infused, it will certainly either cipher the data on the victim’s PC or protect against the device from functioning in a proper fashion – while also putting a ransom money note that points out the demand for the victims to impact the settlement for the purpose of decrypting the files or bring back the documents system back to the preliminary problem. In many instances, the ransom money note will show up when the customer restarts the PC after the system has currently been harmed.

PWS:Win32/Dexter.A distribution channels.

In different edges of the globe, PWS:Win32/Dexter.A grows by jumps and also bounds. However, the ransom money notes and methods of extorting the ransom money amount might vary depending upon particular local (regional) setups. The ransom money notes as well as methods of extorting the ransom amount might vary depending on certain neighborhood (regional) settings.

Ransomware injection

As an example:

    Faulty signals about unlicensed software program.

    In certain areas, the Trojans usually wrongfully report having actually detected some unlicensed applications allowed on the victim’s gadget. The sharp after that demands the customer to pay the ransom.

    Faulty statements regarding illegal material.

    In nations where software application piracy is less prominent, this method is not as efficient for the cyber fraudulences. Additionally, the PWS:Win32/Dexter.A popup alert may incorrectly assert to be deriving from a law enforcement organization and will certainly report having located youngster porn or other prohibited data on the tool.

    PWS:Win32/Dexter.A popup alert may wrongly assert to be acquiring from a regulation enforcement organization and will certainly report having situated child pornography or various other unlawful data on the device. The alert will likewise have a need for the individual to pay the ransom.

Technical details

File Info:

crc32: 26191A18
md5: 2afaa709ef5260184cbda8b521b076e1
name: 2AFAA709EF5260184CBDA8B521B076E1.mlw
sha1: 2b241552007a55ac6c2c8be1289684791520a48b
sha256: 6cf88c65941c3f7609ee9b54da9772e262f7794a8caac711051701e2588a064d
sha512: e054315262cf785eff42440f15ba9b03b7c4020dab33defc50cbea1c650064b78a554341d096c69e765e4762a45f7138831c88e87c0bfed3e6e5775a1b262e01
ssdeep: 3072:+QKq1Gbh9eisYUQH3uoNnz9Yi4hLBiogu1Mau/wtKHH+J:tYbqiPUQH3uofYi4Oogumau1HW
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

PWS:Win32/Dexter.A also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware2
K7AntiVirus Trojan ( 0055dd191 )
Elastic malicious (high confidence)
DrWeb Trojan.Click3.2516
Cynet Malicious (score: 100)
ALYac Gen:Variant.CryptoLocker.4
Cylance Unsafe
Zillya Trojan.Gimemo.Win32.6782
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (W)
Alibaba Trojan:Win32/Poxters.f04441f2
K7GW Trojan ( 0055dd191 )
Cybereason malicious.9ef526
Cyren W32/Trojan.BMPO-6009
Symantec Ransom.Cryptolocker
ESET-NOD32 Win32/Poxters.C
APEX Malicious
Avast Win32:Dexter-K [Spy]
ClamAV Win.Trojan.Dexter-13
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Gen:Variant.CryptoLocker.4
NANO-Antivirus Trojan.Win32.Click3.crexsg
MicroWorld-eScan Gen:Variant.CryptoLocker.4
Tencent Win32.Trojan.Gimemo.Hvju
Ad-Aware Gen:Variant.CryptoLocker.4
Sophos ML/PE-A + Troj/Ransom-ADE
Comodo TrojWare.Win32.Kryptik.BNUE@54hcgb
BitDefenderTheta Gen:NN.ZexaF.34790.iyW@a092YilG
VIPRE Trojan.Win32.Crilock.c (v)
Emsisoft Gen:Variant.CryptoLocker.4 (B)
SentinelOne Static AI – Malicious PE
Webroot W32.Infostealer.Zeus
Avira TR/Crypt.XPACK.Gen
Antiy-AVL Trojan/Generic.ASMalwS.55B3D9
Microsoft PWS:Win32/Dexter.A
GData Gen:Variant.CryptoLocker.4
AhnLab-V3 Trojan/Win32.Zbot.R85248
Acronis suspicious
McAfee PWS-Zbot-FBDC!2AFAA709EF52
MAX malware (ai score=100)
VBA32 Hoax.Blocker
Malwarebytes Malware.AI.848365755
Panda Trj/Genetic.gen
TrendMicro-HouseCall BKDR_DEXTR.C
Rising Trojan.Generic@ML.90 (RDML:b3vxAGdXlEZISgAUPknIyg)
Yandex Trojan.Kryptik!YNvl/AOMH/8
Ikarus Trojan.Crypt2
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Generic.AC.22D898!tr
AVG Win32:Dexter-K [Spy]
Qihoo-360 Win32/Worm.Dexter.HxMBxX8A

How to remove PWS:Win32/Dexter.A 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 GridinSoft1

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 PWS:Win32/Dexter.A 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:

Full version of GridinSoft

Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove PWS:Win32/Dexter.A 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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