Win32/AutoRun.Delf.HF

Written by Robert Bailey

What is Win32/AutoRun.Delf.HF infection?

In this post you will locate concerning the interpretation of Win32/AutoRun.Delf.HF as well as its unfavorable effect on your computer. Such ransomware are a type of malware that is clarified by online scams to require paying the ransom by a sufferer.

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Most of the situations, Win32/AutoRun.Delf.HF ransomware will certainly advise its sufferers to start funds transfer for the purpose of neutralizing the changes that the Trojan infection has actually presented to the sufferer’s gadget.

Win32/AutoRun.Delf.HF Summary

These modifications can be as adheres to:

  • Creates RWX memory;
  • A process created a hidden window;
  • Drops a binary and executes it;
  • Unconventionial language used in binary resources: Portuguese (Brazilian);
  • The binary likely contains encrypted or compressed data.;
  • The executable is compressed using UPX;
  • Uses Windows utilities for basic functionality;
  • Installs itself for autorun at Windows startup;
  • Creates a hidden or system file;
  • Network activity detected but not expressed in API logs;
  • Creates a copy of itself;
  • Anomalous binary characteristics;
  • Attempts to modify Explorer settings to prevent file extensions from being displayed;
  • Attempts to modify Explorer settings to prevent hidden files from being displayed;
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the documents situated on the sufferer’s hard drive — so the target can no more use the data;
  • Preventing routine accessibility to the victim’s workstation;

Win32/AutoRun.Delf.HF

One of the most normal channels through which Win32/AutoRun.Delf.HF Ransomware Trojans are infused are:

  • By methods of phishing emails;
  • As a repercussion of individual winding up on a source that organizes a destructive software program;

As quickly as the Trojan is successfully injected, it will certainly either cipher the data on the sufferer’s PC or stop the device from working in a proper manner – while likewise putting a ransom note that discusses the requirement for the targets to impact the settlement for the function of decrypting the records or recovering the data system back to the initial condition. In the majority of instances, the ransom money note will certainly turn up when the client restarts the PC after the system has actually already been damaged.

Win32/AutoRun.Delf.HF circulation networks.

In different corners of the globe, Win32/AutoRun.Delf.HF grows by leaps and bounds. Nonetheless, the ransom notes as well as tricks of extorting the ransom quantity may vary relying on certain regional (local) setups. The ransom notes and tricks of extorting the ransom quantity might vary depending on particular local (local) setups.

Ransomware injection

As an example:

    Faulty notifies concerning unlicensed software.

    In specific locations, the Trojans commonly wrongfully report having actually identified some unlicensed applications made it possible for on the target’s tool. The alert then demands the individual to pay the ransom.

    Faulty statements about prohibited material.

    In countries where software program piracy is much less preferred, this technique is not as effective for the cyber scams. Additionally, the Win32/AutoRun.Delf.HF popup alert might wrongly assert to be deriving from a law enforcement organization and also will report having located child pornography or various other prohibited information on the device.

    Win32/AutoRun.Delf.HF popup alert might falsely declare to be obtaining from a regulation enforcement institution and will certainly report having located kid pornography or various other unlawful information on the tool. The alert will similarly have a demand for the customer to pay the ransom money.

Technical details

File Info:

crc32: BDF42292
md5: 8c10162602c7126b5b9929bba0a5d860
name: 8C10162602C7126B5B9929BBA0A5D860.mlw
sha1: ec8a296e64ea3ca6dc0c54f921d204b9c4019290
sha256: 89dbdd11aa6e5aee7493042a1298c128d433a96037d17f8a9c3df1fbcc0fd9d3
sha512: 39c4f9f62b8a9e6b91f925c0be28f9d78cc57b99b718eb98aee4c90d4b088214c33b83c4a5d4bde2ad91d7b159adf3f8cfd1caf49662c644aaee7d4bf354f886
ssdeep: 3072:cXKtBTMhG/dryHOSIXW9rTsZEV1vyyvBAm0w0MoqT/r+fF6Q4ya++LbAK:cXSBT9VUOqVTaU1qw50ldwQk
type: MS-DOS executable, MZ for MS-DOS

Version Info:

0: [No Data]

Win32/AutoRun.Delf.HF also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware2
K7AntiVirus Trojan ( 0016e12c1 )
Elastic malicious (high confidence)
DrWeb Win32.HLLW.Autoruner.57682
ClamAV Win.Trojan.Cosmu-268
CAT-QuickHeal Trojan.Cosmu.16395
McAfee GenericRXAA-AA!8C10162602C7
Cylance Unsafe
Zillya Worm.Blocker.Win32.1
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_90% (W)
K7GW Trojan ( 0016e12c1 )
Cybereason malicious.602c71
Baidu Win32.Worm.Delf.ca
Cyren W32/Cosmu.KVSE-8775
Symantec W32.SillyFDC
ESET-NOD32 Win32/AutoRun.Delf.HF
APEX Malicious
Avast Win32:Trojan-gen
Cynet Malicious (score: 100)
Kaspersky Trojan-Ransom.Win32.Blocker.iwkz
BitDefender Win32.Worm.Autorun.VX
NANO-Antivirus Trojan.Win32.Cosmu.bavxrk
ViRobot Trojan.Win32.A.Cosmu.212480[UPX]
MicroWorld-eScan Win32.Worm.Autorun.VX
Tencent Malware.Win32.Gencirc.10b4d96b
Ad-Aware Win32.Worm.Autorun.VX
Sophos Mal/Generic-R + W32/AutoRun-BZI
Comodo TrojWare.Win32.Cosmu.KCA@3hhp8i
BitDefenderTheta AI:Packer.7F9635E61D
VIPRE Trojan.Win32.Cosmu.xxs (v)
TrendMicro Mal_OtorunO
McAfee-GW-Edition Generic PWS.tp
FireEye Generic.mg.8c10162602c7126b
Emsisoft Win32.Worm.Autorun.VX (B)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan/Cosmu.gje
Avira WORM/Nenebra.A
Antiy-AVL Trojan/Generic.ASMalwS.DC3
Microsoft Worm:Win32/Nenebra.A
SUPERAntiSpyware Worm.AutoRun/Variant
ZoneAlarm Trojan-Ransom.Win32.Blocker.iwkz
GData Win32.Worm.Autorun.VX
AhnLab-V3 Trojan/Win32.Agent.C65479
VBA32 BScope.TrojanRansom.Blocker
MAX malware (ai score=88)
Malwarebytes Worm.AutoRun
Panda W32/Autorun.JYX
TrendMicro-HouseCall Mal_OtorunO
Rising Malware.FakeFolder/ICON!1.6AA9 (CLASSIC)
Yandex Trojan.GenAsa!U4ZEWPpfgSA
Ikarus Trojan-Downloader.Win32.Banload
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Cosmu.XXS!tr
AVG Win32:Trojan-gen

How to remove Win32/AutoRun.Delf.HF 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/AutoRun.Delf.HF 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/AutoRun.Delf.HF 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: http://gridinsoft.com/products/

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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