Win32:Delf-QTB [Trj]

What is Win32:Delf-QTB [Trj] infection?

In this post you will find about the definition of Win32:Delf-QTB [Trj] and also its unfavorable effect on your computer. Such ransomware are a type of malware that is specified by on-line scams to require paying the ransom money by a sufferer.

In the majority of the cases, Win32:Delf-QTB [Trj] infection will advise its sufferers to start funds transfer for the objective of counteracting the modifications that the Trojan infection has introduced to the victim’s device.

Win32:Delf-QTB [Trj] Summary

These adjustments can be as adheres to:

  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option;
  • Drops a binary and executes it;
  • The binary likely contains encrypted or compressed data.;
  • The executable is compressed using UPX;
  • Uses Windows utilities for basic functionality;
  • Attempts to delete volume shadow copies;
  • Deletes its original binary from disk;
  • Modifies boot configuration settings;
  • Installs itself for autorun at Windows startup;
  • Exhibits possible ransomware file modification behavior;
  • Writes a potential ransom message to disk;
  • Creates a hidden or system file;
  • Network activity detected but not expressed in API logs;
  • Likely virus infection of existing system binary;
  • Detects Joe or Anubis Sandboxes through the presence of a file;
  • Checks the presence of disk drives in the registry, possibly for anti-virtualization;
  • Creates a copy of itself;
  • Anomalous binary characteristics;
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the documents found on the sufferer’s hard disk — so the target can no more use the information;
  • Preventing routine access to the target’s workstation;

Win32:Delf-QTB [Trj]

The most typical channels where Win32:Delf-QTB [Trj] are infused are:

  • By methods of phishing emails;
  • As an effect of customer ending up on a source that organizes a malicious software application;

As soon as the Trojan is efficiently infused, it will either cipher the data on the victim’s PC or avoid the tool from working in a proper fashion – while likewise putting a ransom money note that mentions the requirement for the sufferers to effect the repayment for the objective of decrypting the files or restoring the documents system back to the initial problem. In the majority of instances, the ransom note will turn up when the client reboots the COMPUTER after the system has actually currently been harmed.

Win32:Delf-QTB [Trj] circulation networks.

In various edges of the globe, Win32:Delf-QTB [Trj] grows by leaps and bounds. However, the ransom money notes as well as methods of extorting the ransom money quantity may vary depending upon specific neighborhood (local) setups. The ransom money notes and tricks of obtaining the ransom money quantity might differ depending on certain regional (local) setups.

Ransomware injection

As an example:

    Faulty notifies regarding unlicensed software program.

    In certain locations, the Trojans often wrongfully report having actually found some unlicensed applications allowed on the sufferer’s device. The alert then requires the customer to pay the ransom.

    Faulty declarations regarding prohibited web content.

    In nations where software program piracy is less preferred, this approach is not as reliable for the cyber fraudulences. Conversely, the Win32:Delf-QTB [Trj] popup alert might falsely assert to be originating from a law enforcement establishment as well as will certainly report having situated kid pornography or other illegal information on the device.

    Win32:Delf-QTB [Trj] popup alert might wrongly declare to be deriving from a regulation enforcement establishment as well as will report having located youngster porn or other prohibited information on the tool. The alert will in a similar way have a requirement for the user to pay the ransom.

Technical details

File Info:

crc32: AE153E8Dmd5: ff62b1056de03eadc8ad605d410569b7name: FF62B1056DE03EADC8AD605D410569B7.mlwsha1: 3f93845b173f728e5558de813ac56cf22bc95491sha256: c74dcecb4c30804e3aed285625c8920d88375a7cfd7bf1fcbaab8c5ce725aeccsha512: 43e6bf36eb337a9b6fb9256a638ad11e766d939294ceabc08fe5d11f8abd12b154a188fa9716cdeb226bc580f39945f329d1a6230c9eb14d45f20d4beab1d09assdeep: 1536:lNI6DnMCLosDz1OwVIBaVlKs24mD+dL9I4bU9hSHIJTx9Sp9xVZjro:XI6NLZ1OLNDWpI2U9koJT6pjVZXotype: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

0: [No Data]

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

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 004f6e981 )
Lionic Trojan.Win32.Generic.j!c
Elastic malicious (high confidence)
DrWeb Trojan.Encoder.11464
Cynet Malicious (score: 100)
ALYac Trojan.Ransom.Amnesia.B
Cylance Unsafe
Zillya Trojan.Filecoder.Win32.5222
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (W)
Alibaba Trojan:Win32/Filecoder.45b5bde2
K7GW Trojan ( 004f6e981 )
Cybereason malicious.56de03
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Filecoder.FS
APEX Malicious
Avast Win32:Delf-QTB [Trj]
ClamAV Win.Ransomware.Scarab-6336012-1
Kaspersky HEUR:Trojan-Ransom.Win32.Generic
BitDefender Trojan.Ransom.Amnesia.B
NANO-Antivirus Trojan.Win32.Filecoder.eokqut
MicroWorld-eScan Trojan.Ransom.Amnesia.B
Tencent Win32.Trojan.Raas.Auto
Ad-Aware Trojan.Ransom.Amnesia.B
Sophos Mal/Generic-S
Comodo Malware@#xzddd1excyzq
BitDefenderTheta AI:Packer.6826D7AF1F
VIPRE Trojan.Win32.Generic!BT
TrendMicro Ransom_PURGE.F117EC
McAfee-GW-Edition BehavesLike.Win32.Mytob.nc
FireEye Generic.mg.ff62b1056de03ead
Emsisoft Trojan.Ransom.Amnesia.B (B)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan.Generic.aydyq
Webroot W32.Ransom.Gen
Avira TR/Downloader.Gen
eGambit Unsafe.AI_Score_99%
Antiy-AVL Trojan/Generic.ASMalwS.1FF6E3D
Microsoft Worm:Win32/Skeeyah.A!rfn
Arcabit Trojan.Ransom.Amnesia.B
ZoneAlarm HEUR:Trojan-Ransom.Win32.Generic
GData Trojan.Ransom.Amnesia.B
AhnLab-V3 Trojan/Win32.CryptXXX.R208829
McAfee Artemis!FF62B1056DE0
MAX malware (ai score=100)
VBA32 BScope.TrojanRansom.Kitoles
Panda Trj/Ransom.M
TrendMicro-HouseCall Ransom_PURGE.F117EC
Yandex Trojan.GenAsa!naaCZ9xMLiA
Ikarus Trojan-Ransom.FileCrypter
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Filecoder.FS!tr
AVG Win32:Delf-QTB [Trj]
Paloalto generic.ml
Qihoo-360 Win32/Ransom.Amnesia.HwsBEpsA

How to remove Win32:Delf-QTB [Trj] ransomware?

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:Delf-QTB [Trj] 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.

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