Win32/Delf.OTF

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

What is Win32/Delf.OTF infection?

In this post you will certainly find about the definition of Win32/Delf.OTF and also its unfavorable impact on your computer. Such ransomware are a type of malware that is specified by on-line frauds to require paying the ransom money by a sufferer.

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In the majority of the instances, Win32/Delf.OTF virus will certainly advise its targets to initiate funds transfer for the purpose of counteracting the modifications that the Trojan infection has actually introduced to the victim’s device.

Win32/Delf.OTF Summary

These modifications can be as follows:

  • Creates RWX memory;
  • Detected script timer window indicative of sleep style evasion;
  • Reads data out of its own binary image;
  • Drops a binary and executes it;
  • Unconventionial language used in binary resources: Russian;
  • The binary likely contains encrypted or compressed data.;
  • A scripting utility was executed;
  • Installs itself for autorun at Windows startup;
  • Network activity detected but not expressed in API logs;
  • Creates a copy of itself;
  • Anomalous binary characteristics;
  • Ciphering the documents located on the target’s hard drive — so the target can no more make use of the information;
  • Preventing routine accessibility to the sufferer’s workstation;

Win32/Delf.OTF

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

  • By methods of phishing emails;
  • As a consequence of customer ending up on a resource that organizes a harmful software application;

As soon as the Trojan is effectively infused, it will certainly either cipher the data on the sufferer’s computer or prevent the device from operating in a correct way – while also putting a ransom note that points out the demand for the victims to effect the repayment for the objective of decrypting the documents or bring back the documents system back to the preliminary problem. In the majority of instances, the ransom note will show up when the customer reboots the PC after the system has already been harmed.

Win32/Delf.OTF circulation networks.

In various edges of the world, Win32/Delf.OTF expands by jumps and bounds. Nonetheless, the ransom money notes and also tricks of extorting the ransom amount might differ depending on specific regional (local) setups. The ransom notes as well as tricks of obtaining the ransom money quantity might vary depending on particular local (local) settings.

Ransomware injection

For example:

    Faulty signals concerning unlicensed software.

    In particular areas, the Trojans commonly wrongfully report having discovered some unlicensed applications allowed on the victim’s gadget. The sharp then demands the individual to pay the ransom.

    Faulty statements concerning prohibited material.

    In countries where software application piracy is much less preferred, this method is not as efficient for the cyber scams. Additionally, the Win32/Delf.OTF popup alert may incorrectly assert to be deriving from a law enforcement institution as well as will report having situated child porn or other illegal information on the gadget.

    Win32/Delf.OTF popup alert may wrongly declare to be deriving from a law enforcement organization and also will report having located youngster pornography or other prohibited data on the gadget. The alert will likewise consist of a need for the user to pay the ransom money.

Technical details

File Info:

crc32: 692D95D3
md5: 22e76077a72a8854948e8ef89b9c8dd1
name: 22E76077A72A8854948E8EF89B9C8DD1.mlw
sha1: 5c84ccb7c5df1929dec4181bbf8a54b168287626
sha256: 3bb73bda84a983c0a3230b2dd482929ae7efc98fe5351c47026849a1d0ebb2bb
sha512: 86060d2a1e9a0e355f4521a8f3448aeca42a14438f3f34fb169f3cf9a3e405d03f6e29df173fd2766188fa9be40c08474773764f5e6aa04ad42a66b3cb995885
ssdeep: 12288:BguqPUmuxRXs0xtUlOlK53qOg6VRvX912nh:B7muDXs07lKpqkt12nh
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/Delf.OTF also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 0053c9ef1 )
Lionic Trojan.Win32.Hexzone.j!c
DrWeb Trojan.Winlock.287
ALYac Gen:Heur.Mint.Porcupine.COWbaSGz89jcg
Malwarebytes Malware.Heuristic.1003
Zillya Trojan.Hexzone.Win32.2202
Alibaba Trojan:Win32/Hexzone.0793737a
K7GW Trojan ( 0053c9ef1 )
Cybereason malicious.7a72a8
Symantec ML.Attribute.HighConfidence
ESET-NOD32 Win32/Delf.OTF
APEX Malicious
Avast Win32:Hexzone-X [Trj]
Cynet Malicious (score: 100)
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Gen:Heur.Mint.Porcupine.COWbaSGz89jcg
NANO-Antivirus Trojan.Win32.Hexzone.mfikh
ViRobot Trojan.Win32.A.Hexzone.462848.C
MicroWorld-eScan Gen:Heur.Mint.Porcupine.COWbaSGz89jcg
Tencent Win32.Trojan.Hexzone.Hrzb
Ad-Aware Gen:Heur.Mint.Porcupine.COWbaSGz89jcg
Sophos Mal/Generic-S
Comodo Suspicious@#2y354e8d8e3eh
F-Secure Trojan.TR/Ransom.Hexzone.ift
BitDefenderTheta Gen:NN.ZelphiF.34050.COWbaSGz89jc
VIPRE Trojan.Win32.Generic!SB.0
TrendMicro Ransom_Hexzone.R011C0DG621
McAfee-GW-Edition BehavesLike.Win32.Generic.gc
FireEye Generic.mg.22e76077a72a8854
Emsisoft Gen:Heur.Mint.Porcupine.COWbaSGz89jcg (B)
Jiangmin Trojan.Hexzone.bk
Webroot W32.Malware.Gen
Avira TR/Ransom.Hexzone.ift
Antiy-AVL Trojan/Generic.ASMalwS.431D18
Kingsoft Win32.Troj.Undef.(kcloud)
Arcabit Trojan.Mint.Porcupine.COWbaSGz89jcg
ZoneAlarm Trojan-Ransom.Win32.Hexzone.akg
GData Gen:Heur.Mint.Porcupine.COWbaSGz89jcg
McAfee Artemis!22E76077A72A
MAX malware (ai score=100)
VBA32 Hoax.Hexzone
Panda Trj/CI.A
TrendMicro-HouseCall Ransom_Hexzone.R011C0DG621
Yandex Trojan.Hexzone!dewYSG8AYjU
Ikarus Trojan-Ransom.Hexzone
MaxSecure Trojan.Malware.2427148.susgen
Fortinet W32/Hexzone.IFT!tr
AVG Win32:Hexzone-X [Trj]
Paloalto generic.ml
Qihoo-360 Win32/Backdoor.Hexzone.HgIASOgA

How to remove Win32/Delf.OTF 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/Delf.OTF 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/Delf.OTF 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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