Categories: Trojan

What is “Win32/TrojanDownloader.Delf.QEW”?

The Win32/TrojanDownloader.Delf.QEW is considered dangerous by lots of security experts. When this infection is active, you may notice unwanted processes in Task Manager list. In this case, it is adviced to scan your computer with GridinSoft Anti-Malware.

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What Win32/TrojanDownloader.Delf.QEW virus can do?

  • Sample contains Overlay data
  • Unconventionial binary language: Chinese (Simplified)
  • Unconventionial language used in binary resources: Chinese (Simplified)
  • The binary contains an unknown PE section name indicative of packing
  • Executable file is packed/obfuscated with ASPack
  • The binary likely contains encrypted or compressed data.
  • Authenticode signature is invalid
  • Anomalous binary characteristics

How to determine Win32/TrojanDownloader.Delf.QEW?


File Info:

name: DB162E24EC14486EC1F2.mlwpath: /opt/CAPEv2/storage/binaries/209d7de2000639f18d0e6a5e19c6111b2f924c2af8f6516049cffbf563a0554fcrc32: D55D5872md5: db162e24ec14486ec1f237921599d3b4sha1: 067e80485b99e6f79969b5f7b94a92ca98ebe359sha256: 209d7de2000639f18d0e6a5e19c6111b2f924c2af8f6516049cffbf563a0554fsha512: 53d8ac3f9565db317e616cbe73a8e60c413158600a25113e506d51fbea1ef58ce0d0446f7ca97f3577d69fd1c10b94c1810b01f26e80352dd991ecb7b1ed09edssdeep: 6144:CBKHYmz6mq2pmHmFV2YjnWuwqzeRhvaBAUBZ6IpuX:d4m5bpnL2KnEqCRhvaFBZ6/type: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T13A54223B6EDB5C66D7990A3D11610C2C833E9E5CB004C32722317DAB5B30B9A99096FEsha3_384: c11559915405370c3abd971a2d373f5b930a5a9ffedb116623fc62b940f0b49f29693cb8f0403186bfcbc9a923e81215ep_bytes: 60e803000000e9eb045d4555c3e80100timestamp: 2011-03-02 01:10:41

Version Info:

CompanyName: FileDescription: 281600FileVersion: 1.0.0.0InternalName: LegalCopyright: LegalTrademarks: OriginalFilename: ProductName: ProductVersion: 1.0.0.0Comments: Translation: 0x0804 0x03a8

Win32/TrojanDownloader.Delf.QEW also known as:

MicroWorld-eScan Trojan.GenericKD.41941097
FireEye Generic.mg.db162e24ec14486e
CAT-QuickHeal TrojanDownloader.Delf.NK12
ALYac Trojan.GenericKD.41941097
Cylance Unsafe
VIPRE Trojan.GenericKD.41941097
Sangfor [ASPACK V2.12]
K7AntiVirus Trojan ( f1000a011 )
K7GW Trojan ( f1000a011 )
Cybereason malicious.4ec144
Baidu Win32.Trojan-Downloader.Agent.af
VirIT Trojan.Win32.Cryptic.CBE
Cyren W32/Delf.AI.gen!Eldorado
Symantec Downloader
Elastic malicious (high confidence)
ESET-NOD32 a variant of Win32/TrojanDownloader.Delf.QEW
APEX Malicious
Paloalto generic.ml
ClamAV Win.Packed.Delf-9786618-0
Kaspersky Trojan-Downloader.Win32.Delf.aznp
BitDefender Trojan.GenericKD.41941097
NANO-Antivirus Trojan.Win32.Delf.crlibp
SUPERAntiSpyware Trojan.Agent/Gen-Delf
Avast Win32:Trojan-gen
Rising Trojan.DL.Win32.Undef.tit (CLOUD)
Ad-Aware Trojan.GenericKD.41941097
Sophos ML/PE-A + Troj/Dloadr-DIY
Comodo TrojWare.Win32.Downloader.Fraudload.AA@2vwxs7
DrWeb Trojan.DownLoader4.5793
Zillya Downloader.Delf.Win32.18241
TrendMicro TROJ_DLOADR.SMAI
McAfee-GW-Edition BehavesLike.Win32.GenDownloader.dc
Trapmine malicious.high.ml.score
Emsisoft Trojan.GenericKD.41941097 (B)
Ikarus Trojan-Dropper.Delf
GData Trojan.GenericKD.41941097
Jiangmin TrojanDownloader.Delf.aafj
Webroot W32.Trojan.Downloader.Delf
Avira TR/Dldr.Delphi.Gen
MAX malware (ai score=89)
Antiy-AVL Trojan/Generic.ASCommon.31
ViRobot Trojan.Win32.A.Downloader.281918[ASPack]
Microsoft Trojan:Win32/Wacatac.B!ml
Cynet Malicious (score: 100)
AhnLab-V3 Downloader/Win32.Delf.R3483
McAfee Artemis!DB162E24EC14
VBA32 TrojanDownloader.Delf
Malwarebytes Malware.AI.1637594284
TrendMicro-HouseCall TROJ_DLOADR.SMAI
Tencent Trojan.Win32.Downloader.tgx
Yandex Trojan.GenAsa!dETtiKvSjKU
SentinelOne Static AI – Suspicious PE
MaxSecure Trojan.Delf.AZNP
Fortinet W32/Delf.QEW!tr.dldr
BitDefenderTheta Gen:NN.ZelphiF.34786.rW1baKJpG7mj
AVG Win32:Trojan-gen
Panda Trj/Genetic.gen
CrowdStrike win/malicious_confidence_90% (W)

How to remove Win32/TrojanDownloader.Delf.QEW?

  • Download and install GridinSoft Anti-Malware.
  • Open GridinSoft Anti-Malware and perform a “Standard scan“.
  • Move to quarantine” all items.
  • Open “Tools” tab – Press “Reset Browser Settings“.
  • Select proper browser and options – Click “Reset”.
  • Restart your computer.
Paul Valéry

I'm a cyber security analyst and data science expert with 5+ years of experience with security software contractors.

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