Win32/PSW.Delf.OSF

What is Win32/PSW.Delf.OSF infection?

In this article you will locate concerning the meaning of Win32/PSW.Delf.OSF and its negative impact on your computer. Such ransomware are a kind of malware that is specified by on the internet fraudulences to demand paying the ransom by a victim.

In the majority of the cases, Win32/PSW.Delf.OSF ransomware will certainly advise its targets to initiate funds transfer for the function of neutralizing the modifications that the Trojan infection has introduced to the target’s device.

Win32/PSW.Delf.OSF Summary

These alterations can be as adheres to:

  • 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.
  • Attempts to connect to a dead IP:Port (1 unique times);
  • 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.
  • Possible date expiration check, exits too soon after checking local time;
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
  • Collects information to fingerprint the system. There are behavioral human characteristics that can be used to digitally identify a person to grant access to systems, devices, or data. Unlike passwords and verification codes, fingerprints are fundamental parts of user’s identities. Among the threats blocked on biometric data processing and storage systems is spyware, the malware used in phishing attacks (mostly spyware downloaders and droppers), ransomware, and Banking Trojans as posing the greatest danger.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the documents situated on the victim’s hard disk — so the victim can no more make use of the data;
  • Preventing routine accessibility to the victim’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.
Similar behavior
Related domains
z.whorecord.xyz Trojan-Ransom.GandCrab
a.tomx.xyz Trojan-Ransom.GandCrab

Win32/PSW.Delf.OSF

The most typical channels whereby Win32/PSW.Delf.OSF Ransomware are injected are:

  • By means of phishing e-mails;
  • As a consequence of customer ending up on a resource that organizes a malicious software;

As soon as the Trojan is effectively injected, it will certainly either cipher the information on the target’s computer or prevent the gadget from functioning in a correct manner – while also putting a ransom note that discusses the need for the sufferers to impact the payment for the objective of decrypting the papers or recovering the documents system back to the first problem. In the majority of instances, the ransom money note will certainly turn up when the client reboots the COMPUTER after the system has actually already been damaged.

Win32/PSW.Delf.OSF distribution channels.

In various edges of the globe, Win32/PSW.Delf.OSF expands by jumps and also bounds. Nevertheless, the ransom notes and techniques of obtaining the ransom quantity may differ depending on particular regional (local) settings. The ransom money notes and tricks of extorting the ransom amount may differ depending on certain neighborhood (regional) settings.

Ransomware injection

For example:

    Faulty signals concerning unlicensed software application.

    In certain areas, the Trojans typically wrongfully report having identified some unlicensed applications enabled on the target’s device. The sharp after that demands the user to pay the ransom money.

    Faulty declarations about illegal web content.

    In nations where software application piracy is less preferred, this technique is not as reliable for the cyber scams. Alternatively, the Win32/PSW.Delf.OSF popup alert might falsely claim to be stemming from a law enforcement institution as well as will report having situated youngster pornography or various other unlawful information on the tool.

    Win32/PSW.Delf.OSF popup alert might falsely assert to be obtaining from a regulation enforcement establishment as well as will certainly report having located child pornography or other prohibited information on the device. The alert will similarly include a requirement for the customer to pay the ransom.

Technical details

File Info:

crc32: 4219C7C6md5: cc1753f318011f20fca9a2be92e30115name: parlo.exesha1: 118f1f2a62daf3835a872884b12a7356d2072208sha256: 608ec28dc107b24a621a827a9cbae75aede1a3b75e3aa97d51bf089aace3f741sha512: 283e365494e459e697937f2c31862d2316fb5bef03c2f8c6e630ef23758aebafb7c8c3a95b16c0236b62f6edc313d8a9eba9976d59710c68afdcc57945ec3423ssdeep: 6144:uaafG8kGIH7p9Tumgq20I2pgsDkeay0w77ta9j3gxlmr:u5G8BIH7raFKFkuf77U974mrtype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright xa9 2013. All rights reserved. Qualcomm VenturesInternalName: ReducedScriptFileVersion: 5.4.2.9CompanyName: Qualcomm VenturesFileDescription: Technologyethical AdminLegalTrademarks: Copyright xa9 2013. All rights reserved. Qualcomm VenturesComments: Technologyethical AdminProductName: ReducedScriptLanguages: EnglishProductVersion: 5.4.2.9PrivateBuild: 5.4.2.9OriginalFilename: ReducedScript.exeTranslation: 0x0409 0x04b0

Win32/PSW.Delf.OSF also known as:

GridinSoft Trojan.Ransom.Gen
MicroWorld-eScan Trojan.GenericKD.41930152
FireEye Generic.mg.cc1753f318011f20
CAT-QuickHeal Trojan.GenericRI.S8512005
McAfee RDN/Generic.gmq
Cylance Unsafe
VIPRE Win32.Malware!Drop
AegisLab Trojan.Win32.Azorult.i!c
Sangfor Malware
K7AntiVirus Trojan ( 00559b781 )
BitDefender Trojan.GenericKD.41930152
K7GW Trojan ( 00559b781 )
Cybereason malicious.a62daf
TrendMicro Mal_HPGen-37b
F-Prot W32/Azorult.M
Symantec Trojan.Gen.MBT
APEX Malicious
Paloalto generic.ml
GData Win32.Trojan-Stealer.Azorult.4G34V4
Kaspersky Trojan-PSW.Win32.Azorult.adgt
Alibaba TrojanPSW:Win32/Azorult.04888995
NANO-Antivirus Trojan.Win32.Azorult.gdmaqz
Rising Stealer.Azorult!8.11176 (KTSE)
Endgame malicious (high confidence)
Sophos Mal/Generic-L
Comodo Malware@#tp8la3plwblv
DrWeb Trojan.PWS.Stealer.26518
Zillya Trojan.Azorult.Win32.4
Invincea heuristic
McAfee-GW-Edition BehavesLike.Win32.Generic.fc
Emsisoft Trojan.GenericKD.41930152 (B)
Ikarus Trojan-Ransom.GandCrab
Cyren W32/Trojan.FPUO-8234
Jiangmin Trojan.PSW.Azorult.fgq
Webroot W32.Malware.Gen
Avira TR/Kryptik.qydam
MAX malware (ai score=100)
Antiy-AVL Trojan[PSW]/Win32.Azorult
Arcabit Trojan.Generic.D27FCDA8
ZoneAlarm Trojan-PSW.Win32.Azorult.adgt
Microsoft Trojan:Win32/Skeeyah.A!MTB
AhnLab-V3 Win-Trojan/Gandcrab04.Exp
Acronis suspicious
VBA32 BScope.Trojan.Propagate
ALYac Spyware.Infostealer.Azorult
Ad-Aware Trojan.GenericKD.41930152
Malwarebytes Spyware.AzorUlt
Panda Trj/WLT.E
Zoner Trojan.Win32.84992
ESET-NOD32 Win32/PSW.Delf.OSF
TrendMicro-HouseCall Mal_HPGen-37b
SentinelOne DFI – Malicious PE
MaxSecure Trojan.Malware.73889970.susgen
Fortinet W32/Azorult.ADGT!tr.pws
BitDefenderTheta Gen:NN.ZexaF.33550.yu0@aCCvy@ei
AVG Other:Malware-gen [Trj]
Avast Other:Malware-gen [Trj]
CrowdStrike win/malicious_confidence_90% (W)
Qihoo-360 Win32/Trojan.PSW.269

How to remove Win32/PSW.Delf.OSF virus?

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

Run the setup file.

Run Setup.exe
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 Scanning

Click on “Clean Now”.

GridinSoft Anti-Malware Scan Result

Are Your Protected?

Full version of GridinSoft

If the guide doesn’t help you to remove Win32/PSW.Delf.OSF you can always ask me in the comments for getting help.

References

    About the author

    Robert Bailey

    Security engineer focused on malware behavior, removal workflows, and Windows hardening. Robert reviews threat articles for practical accuracy, checking detection names, symptoms, and cleanup steps before publication.

    Leave a Comment