Win32:Delf-QXQ [Trj] Virus Removal

Spectating the Win32:Delf-QXQ [Trj] malware detection means that your PC is in big danger. This virus can correctly be identified as ransomware – type of malware which encrypts your files and asks you to pay for their decryption. Deleteing it requires some peculiar steps that must be done as soon as possible.

Win32:Delf-QXQ [Trj] detection is a virus detection you can spectate in your system. It usually shows up after the preliminary activities on your PC – opening the suspicious e-mail, clicking the advertisement in the Internet or mounting the program from dubious resources. From the second it shows up, you have a short time to do something about it before it begins its malicious activity. And be sure – it is better not to await these harmful things.

What is Win32:Delf-QXQ [Trj] virus?

Win32:Delf-QXQ [Trj] is ransomware-type malware. It looks for the files on your disk, ciphers it, and then asks you to pay the ransom for getting the decryption key. Besides making your files inaccessible, this virus additionally does a ton of damage to your system. It modifies the networking setups in order to prevent you from checking out the removal guides or downloading the antivirus. In rare cases, Win32:Delf-QXQ [Trj] can additionally prevent the setup of anti-malware programs.

Win32:Delf-QXQ [Trj] Summary

In summary, Win32:Delf-QXQ [Trj] malware actions in the infected computer are next:

  • Sample contains Overlay data;
  • HTTPS urls from behavior.;
  • Reads data out of its own binary image;
  • CAPE extracted potentially suspicious content;
  • Drops a binary and executes it;
  • Unconventionial language used in binary resources: Russian;
  • The binary contains an unknown PE section name indicative of packing;
  • Authenticode signature is invalid;
  • Behavioural detection: Injection (Process Hollowing);
  • Behavioural detection: Injection (inter-process);
  • Attempts to modify proxy settings;
  • Touches a file containing cookies, possibly for information gathering;
  • Ciphering the documents kept on the target’s drive — so the victim cannot open these files;
  • Blocking the launching of .exe files of security tools
  • Blocking the launching of installation files of security tools

Ransomware has actually been a horror story for the last 4 years. It is hard to imagine a more dangerous malware for both individuals and businesses. The algorithms used in Win32:Delf-QXQ [Trj] (usually, RHA-1028 or AES-256) are not hackable – with minor exclusions. To hack it with a brute force, you need to have a lot more time than our galaxy already exists, and possibly will exist. But that virus does not do all these bad things without delay – it can require up to a few hours to cipher all of your files. Hence, seeing the Win32:Delf-QXQ [Trj] detection is a clear signal that you should begin the elimination process.

Where did I get the Win32:Delf-QXQ [Trj]?

Standard methods of Win32:Delf-QXQ [Trj] spreading are basic for all other ransomware examples. Those are one-day landing websites where users are offered to download and install the free program, so-called bait emails and hacktools. Bait e-mails are a pretty modern method in malware distribution – you get the e-mail that imitates some normal notifications about shipments or bank service conditions changes. Within the email, there is an infected MS Office file, or a web link which leads to the exploit landing page.

Malicious email spam

Malicious email message. This one tricks you to open the phishing website.

Preventing it looks quite uncomplicated, however, still demands tons of attention. Malware can hide in different places, and it is better to stop it even before it invades your computer than to rely on an anti-malware program. Standard cybersecurity awareness is just an essential item in the modern world, even if your relationship with a PC stays on YouTube videos. That may save you a lot of money and time which you would certainly spend while searching for a solution.

Win32:Delf-QXQ [Trj] malware technical details

File Info:

name: 66AB9526F5A11D191903.mlwpath: /opt/CAPEv2/storage/binaries/2cc2d8595426beac2c303b7c55b68778a82c34fc67a35428be62134e26384783crc32: 0E0EE07Emd5: 66ab9526f5a11d19190357cd4a2326e6sha1: 78379f86d2c462dab7055bbc9edd87dd214f930bsha256: 2cc2d8595426beac2c303b7c55b68778a82c34fc67a35428be62134e26384783sha512: 44b212cb1d0c89b991b26f914a51fa1ee6ac7b84648c3de69f409c3409cee59856e8bc4a5433c5515f40d0ced9656a4351263006c332afc02ff4698b3d96416dssdeep: 3072:liQ76atJ+Q6vaxdrcVhGK/0cM+EUrkIsjszAhKMbfB9jsCby9yMDJ928PROaV8iv:n76atUTvaxGVfLRkEgDTaFrB+kGyUtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T107249E3BB1D04433D1B21E78CE96B395686AFF512F28240A7BD8BD4DCA3B78165242D7sha3_384: 20550bc10418bc4cfcdfddd684f1a773c833551c17ce605c4fde8e9ec200a967166fd90f6615b9ad9b2f07e300436e0bep_bytes: 558becb90a0000006a006a004975f953timestamp: 1992-06-19 22:22:17

Version Info:

0: [No Data]

Win32:Delf-QXQ [Trj] also known as:

Bkav W32.AIDetectMalware
Lionic Trojan.Win32.Generic.lqWn
Elastic malicious (high confidence)
MicroWorld-eScan Gen:Variant.Jacard.128339
ClamAV Win.Trojan.Buzus-26118
FireEye Generic.mg.66ab9526f5a11d19
CAT-QuickHeal Trojan.Buzus.9831
Skyhigh BehavesLike.Win32.DealPly.dh
McAfee ZeroAccess.cl
Zillya Trojan.Buzus.Win32.81128
Sangfor Trojan.Win32.Buzus.Vx4j
K7AntiVirus Trojan ( 7000000f1 )
BitDefender Gen:Variant.Jacard.128339
K7GW Trojan ( 7000000f1 )
VirIT Trojan.Win32.Buzus.ISPE
ESET-NOD32 Win32/SpyVoltar.A
APEX Malicious
Cynet Malicious (score: 99)
Kaspersky Trojan.Win32.Buzus.ispe
Alibaba Trojan:Win32/Buzus.589e4a1a
NANO-Antivirus Trojan.Win32.Buzus.cnwqqu
ViRobot Trojan.Win32.A.Buzus.159744.O
Rising Trojan.Agent!1.66B1 (CLASSIC)
Sophos Mal/SpyEye-Y
F-Secure Trojan.TR/Buzus.ispea
DrWeb Trojan.Hosts.4927
VIPRE Gen:Variant.Jacard.128339
TrendMicro TROJ_BUZUS.SMUA
Trapmine malicious.moderate.ml.score
Emsisoft Gen:Variant.Jacard.128339 (B)
SentinelOne Static AI – Suspicious PE
GData Gen:Variant.Jacard.128339
Jiangmin Trojan/Buzus.bacp
Webroot W32.Malware.Gen
Google Detected
Avira TR/Buzus.ispea
MAX malware (ai score=100)
Antiy-AVL Trojan/Win32.Buzus
Kingsoft malware.kb.a.994
Xcitium TrojWare.Win32.Injector.~jth@4ib0wq
Arcabit Trojan.Jacard.D1F553
ZoneAlarm Trojan.Win32.Buzus.ispe
Microsoft Trojan:Win32/Vundo.gen!AW
Varist W32/DelfCrypt.A.gen!Eldorado
AhnLab-V3 Trojan/Win32.Hupigon.C107037
BitDefenderTheta AI:Packer.02AEFF7319
ALYac Gen:Variant.Jacard.128339
DeepInstinct MALICIOUS
VBA32 BScope.Trojan-Injector.1021
Cylance unsafe
Panda Adware/SirefefV
TrendMicro-HouseCall TROJ_BUZUS.SMUA
Tencent Win32.Trojan.Buzus.Twhl
Yandex Trojan.Buzus!Bt1G6Q6p0dI
Ikarus Trojan.Win32.Buzus
MaxSecure Trojan.Malware.3081435.susgen
Fortinet W32/Injector.JDH!tr
AVG Win32:Delf-QXQ [Trj]
Avast Win32:Delf-QXQ [Trj]
CrowdStrike win/malicious_confidence_100% (W)

How to remove Win32:Delf-QXQ [Trj]?

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.

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