Win32/PSW.Delf.OSA

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

What is Win32/PSW.Delf.OSA infection?

In this post you will certainly discover regarding the meaning of Win32/PSW.Delf.OSA and also its unfavorable impact on your computer system. Such ransomware are a kind of malware that is specified by online frauds to require paying the ransom by a sufferer.

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Most of the instances, Win32/PSW.Delf.OSA virus will certainly instruct its victims to start funds transfer for the function of reducing the effects of the amendments that the Trojan infection has actually introduced to the sufferer’s gadget.

Win32/PSW.Delf.OSA Summary

These adjustments can be as complies with:

  • Executable code extraction;
  • Creates RWX memory;
  • The binary likely contains encrypted or compressed data.;
  • The executable is compressed using UPX;
  • Installs itself for autorun at Windows startup;
  • Collects information to fingerprint the system;
  • Ciphering the records situated on the sufferer’s hard disk — so the victim can no longer use the data;
  • Preventing regular accessibility to the victim’s workstation;

Related domains:

chinaquaqua.com Ransom:Win32/Foreign.286ffa21

Win32/PSW.Delf.OSA

One of the most regular networks whereby Win32/PSW.Delf.OSA Ransomware are injected are:

  • By ways of phishing e-mails;
  • As an effect of individual winding up on a source that hosts a harmful software program;

As quickly as the Trojan is effectively injected, it will certainly either cipher the data on the victim’s PC or stop the device from working in a proper fashion – while also putting a ransom note that mentions the need for the targets to effect the repayment for the function of decrypting the files or recovering the file system back to the preliminary problem. In most circumstances, the ransom money note will certainly show up when the client restarts the PC after the system has currently been damaged.

Win32/PSW.Delf.OSA circulation channels.

In various edges of the world, Win32/PSW.Delf.OSA expands by jumps as well as bounds. However, the ransom notes and techniques of obtaining the ransom money amount might vary depending upon specific local (regional) settings. The ransom notes and also tricks of extorting the ransom money amount may differ depending on certain local (local) settings.

Ransomware injection

For instance:

    Faulty alerts regarding unlicensed software application.

    In specific locations, the Trojans typically wrongfully report having identified some unlicensed applications made it possible for on the victim’s gadget. The sharp after that requires the individual to pay the ransom.

    Faulty statements regarding unlawful content.

    In countries where software application piracy is much less prominent, this technique is not as effective for the cyber scams. Alternatively, the Win32/PSW.Delf.OSA popup alert might wrongly claim to be deriving from a law enforcement establishment and will certainly report having situated youngster porn or various other unlawful information on the tool.

    Win32/PSW.Delf.OSA popup alert might falsely declare to be obtaining from a legislation enforcement organization and also will report having located child pornography or other prohibited information on the gadget. The alert will similarly have a need for the user to pay the ransom money.

Technical details

File Info:

crc32: 1FB66F37
md5: 62a7045aa7d156dac70c73f536fea549
name: 62A7045AA7D156DAC70C73F536FEA549.mlw
sha1: 7caf986216d02328a2af6c692eb8da440eb4d1ab
sha256: 13e46474c9c0bb69c6adb1177a22809955e6f90332703db2e2dacd15e41da126
sha512: aee8b4ed633ec3a044cf679549da70a6f7316f73d6fae0fd61225ac1b6e22816329a5fff1adf4991ed234955a6a9786417f10a95e8cb118a94024fe19d8297d8
ssdeep: 6144:HyRH2tcbDXxRRP3Ag/Qey1oyCIKSFdE0uSbHzDnQHLk8NvudJQLEjbIDY:yH2tcJPqeaoyClS/rzb6Lk8YpjMDY
type: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

LegalCopyright: (C) Automattic
CompanyName: Automattic
LegalTrademarks: (C) Automattic
Comments: Wrong Watts Advising Sltted Publicize
ProductName: EvolveAdvancement
ProductVersion: 4.5.50.8
FileDescription: Wrong Watts Advising Sltted Publicize
OriginalFilename: EvolveAdvancement
Translation: 0x0409 0x04b0

Win32/PSW.Delf.OSA also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
Elastic malicious (high confidence)
DrWeb Trojan.MulDrop8.16485
CAT-QuickHeal Trojan.Mauvaise.SL1
McAfee Artemis!62A7045AA7D1
Cylance Unsafe
Zillya Trojan.Foreign.Win32.57952
Sangfor Trojan.Win32.Save.a
Alibaba Ransom:Win32/Foreign.286ffa21
K7GW Password-Stealer ( 0052cf361 )
K7AntiVirus Password-Stealer ( 0052cf361 )
Symantec ML.Attribute.HighConfidence
ESET-NOD32 Win32/PSW.Delf.OSA
APEX Malicious
Avast Win32:Malware-gen
Cynet Malicious (score: 100)
Kaspersky Trojan-Ransom.Win32.Foreign.oaiq
BitDefender Gen:Variant.Razy.192010
NANO-Antivirus Trojan.Win32.MoksSteal.fekjes
MicroWorld-eScan Gen:Variant.Razy.192010
Tencent Win32.Trojan.Foreign.Wogd
Ad-Aware Gen:Variant.Razy.192010
Sophos Mal/Generic-S
Comodo Packed.Win32.MUPX.Gen@24tbus
BitDefenderTheta Gen:NN.ZexaF.34110.umKfaSWksDei
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition BehavesLike.Win32.Injector.fc
FireEye Generic.mg.62a7045aa7d156da
Emsisoft Gen:Variant.Razy.192010 (B)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan.Foreign.epv
Avira HEUR/AGEN.1120572
Antiy-AVL Trojan/Generic.ASMalwS.26A9A95
Microsoft Ransom:Win32/StopCrypt!ml
ZoneAlarm Trojan-Ransom.Win32.Foreign.oaiq
GData Gen:Variant.Razy.192010
AhnLab-V3 Malware/Win32.Generic.C2576552
MAX malware (ai score=97)
Panda Trj/CI.A
Yandex Trojan.Foreign!ANrbtyXZb7k
Ikarus Trojan-Ransom.GandCrab
Fortinet W32/Delf.OSA!tr.pws
AVG Win32:Malware-gen
Paloalto generic.ml

How to remove Win32/PSW.Delf.OSA 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/PSW.Delf.OSA 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/PSW.Delf.OSA 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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